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Panasonic 26PEK1U6 Service & Technical Guide

1. 30 OCTAVE BAND SOUND PRESSURE LEVEL dB OCTAVE BAND SOUND PRESSURE LEVEL dB 5 i 5 J T gt T 20 APPROXIMATE s q APPROXIMATE E sono 4 S sowo 4 CONTINUOUS T 5 CONTINUOUS T T 4 0 NOISE E L d ME L 1 0 5 ale T m 63 125 250 500 1000 2000 4000 8000 m 63 125 250 500 1000 2000 4000 8000 o BAND CENTER FREQUENCIES Hz o BAND CENTER FREQUENCIES Hz 1261 U I 1762 1 54 1 Specifications 1 8 Noise Criterion Curves Outdoor Units MODEL U 26PE1U6 U 26PS1U6 MODEL U 36PE1U6 U 36PS1U6 SOUND LEVEL 49 dB A NC 43 SOUND LEVEL 52 dB A NC 47 CONDITION Distance 3 3 ft Height 3 3 ft CONDITION Distance 3 3 ft Height 3 3 ft SOURCE 230 208 V 1 Phase 60 Hz SOURCE 230 208 V 1 Phase 60 Hz 90 f I 90 80 70 60 50 BAND SOUND PRESSURE LEVEL dB OCTAVE BAND SOUND PRESSURE LEVEL dB 5 40 CN ra e t S 8 30 CN 8 P 20 APPROXIMATE mn APPROXIMATE 20 THRESHOLD OF 5 THRESHOLD OF HEARING FOR me HEARING FOR CONTINUOUS 10 C
2. 1 118 LEAK TEST EVACUATION AND ADDITIONAL REFRIGERANT CHARGE 1 122 1 1 Unit Specifications 4 Cassette MODEL Indoor Unit S 26PU1U6 Outdoor Unit U 26PE1U6 POWER SOURCE 230 208 V 1 Phase 60 Hz PERFORMANCE Capacity minimum muximum 172 BU h 1830 ___ Moisture removal High Pins n External Static Pressure BTU Wh ELECTRICAL RATINGS 17 F C 220 2200 Back upHeater TK Sd dB A REFRIGERANT TUBING MEE between the two units Outdoor unit is lower than indoor unit 50 15 outer diameter DIMENSIONS amp WEIGHT Unit dimensions 13 5 16 338 30 23 32 780 33 55 64 860 Package dimensions in mm in mm DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 1 2 1 1 Unit Specifications 4 Way Cassette MODEL No Indoor Unit S 36PU1U6 Outdoor Unit U 36PE1U6 POWER SOURCE 230 208 V 1 Phase 60 Hz PERFORMANCE Capacity minimum muximum 172 BU h 20000 ___ Mo
3. 80 Refrigerant type and B are displayed alternately Example shows 000 410 R410A 5 9 List of Item Codes 5 Outdoor unit maintenance remote control Item code Parameter 80 Refrigerant type 407 R407C 22 R22 410 R410A 81 Outdoor unit capacity 0 Disabled 80 26 type 112 36 typ 140 42 type 82 Control system schedule Do not set 83 Control system schedule Do not set 84 3 phase or single phase 1 single phase 85 Power frequency Do not set 86 Control system schedule Do not set 87 Control system schedule Do not set 88 Control system schedule Do not set 89 Crank case heater control O No 1 Yes 8A Control system schedule Do not set 8b Control system schedule Do not set 8E Control system schedule Do not set Figures represent the capacity data for each model 5 10 6 6 1 Preparing for Test Run 6 2 5 2 GO ili u NU NES OU 6 3 6 3 lest Hun Procedure U UU 6 3 6 4 Items to Check Before the Test Run 1 1 2 6 4 6 5 Test Run Using the Remote Controller J 6 4 PICCAUTI
4. bumes sseJppe woad 190 SI 40 no SI jun Jeju e pejejduioo jun Jejui pue Je oJ uoo eui 2949 ye se e 1e se OWS e ueeq jou seu sseJppe e amod JOOPU eui NO WNL NO 10U S JOODU e eu 1p9uuoo ye se OWS e 1e se e pejoeuuoo JOU s e 6 03 UOISSILUSUB1 UI 9 p 15 uuoo JOU S 1 e eunjrej BUIAD Je o41u09 pejoeuuoo JOU SI 1 e pe1oeuuoo 100 SI JO 110 SI 1iun 19 U e pejejduuoo ueeq 1ou seu e z 0 3 0 3 NO 100 SI Joopu e s SI JOU SI e uonoeuuoo ed Buis uono uuo2 Aejdsip 19 lojuo5 Joopu qns urew Aq
5. OILVNA3HO2S 3 13 3 Electrical data 3 2 Outdoor Units U 36PE1U6 2 134 8 SHL RUN ON in T IP YOLON 20 13604 23515 318 19 39 LHW LHW 134 LHM LHM LHW LHM 034 18 LHAD auvosg r1in23812 1041103 ZJIH CACI 12 038 118 199 08290 lt 0 lt D rem m ATS r d E 2 LHM LHM 038 n 18 ANd AVYOVIG ONIYIM 91919313 H3Mod LINA oL 98 31 1 TIWNIWYSL 3 14 3 Electrical data 3 2 Outdoor Units U 36PE1U6 5 91419414 311123 38 AVA 3SIMH3HIO 3dDAdd OL 18 13 440 34V 7870274 AHL NO 570737 1 WYldNO9 7747974 NAHM HOLIMS Idd S YAMOd NIVA SHL 330 NYNL ONTNSVM V 3015231044 quvo8 1112412 HZZ92H2 21H 5 NEN u0LI2Ydv2 PLO YOLON NOSS3HdW02 3 4 quvog 1172912 31113 HZZ9TYH2 11 3 HOLVIGVY 3NIS 1V3H 0112 4 2 211410412313 HILIMG 3unss3ud TWN INYAL QuvOS 1102412 HZZSTH2 UJ 30010 300 u8 aal 431713 3SION 244 UNOS ss V TWNIN
6. PEL d8 31V ld m BOON VN INH31 ug zon ZHL AHO OZONI 113 de TWNIAYSL L YZ 8PHI HI ats NVvdOVIO 2OILVAd3H2S 01 yd 01 LINA YOOON 3 21 4 SERVICE PROCEDURES 4 1 Meaning of Alarm Messages 4 2 4 2 Symptoms and Parts to Inspect _ 4 5 4 3 Details of Alarm Messages 1 1 1 1 4 nnns 4 8 4 4 Table of Thermistor Characteristics 2 21 22 22 4 14 4 1 4 Service procedures 4 1 Meaning of Alarm Messages 1 Contents of remote controller switch alarm display ON O Blinking Xt OFF Wired Wireless remote remote controller control display Indoor outdoor unit type mismatch L02 L Simultaneously Main unit duplication in group control detected by indoor unit 03 Outdoor unit address duplication system address L04 xt x Group wiring connected for independent indoor unit 107 S Address not set or group not set L08 xt xt Lg zl Indoor unit capacity not set 09 Outdoor unit capacity set setting error L10 xt xt Miswiring in group control wiring L11 L Simultaneously Indoor unit type setting error capacity L13 display Possible cause of malfunct
7. 5 3 5 4 Monitoring Operations Display of Indoor Unit and Outdoor Unit Sensor amp u u uu Um m 5 6 5 5 Monitoring the Outdoor Unit Alarm History Display of Outdoor Unit J ari eT 5 5 6 Setting Modes Setting the Outdoor Unit EEPROM 5 7 SET RUN 6 1 6 1 Preparing Tor Test HUE 6 2 AUG oM ORE 6 3 6 3 TOS RUN PTOCOOUEG ss uie Picea com EDO hee eee 6 3 6 4 Items to Check Before the Test Run 6 4 6 5 Test Run Using the Remote Controller 6 4 6 6 PreGallli flS u uuu uuu m m T 6 4 6 7 Table of Self Diagnostic Functions and Corrections 01 T1 F1 6 5 6 8 u uyu 6 6 Vi 1 SPECIFICATIONS 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 10 1 11 1 12 1 13 1 14 Unit OUNS u ampie deu bd arx 1 2 Major Component Specifications 1 20 Other Component Specifications 1 35 Dimensional Data u u u 1 38 Refrigerant F
8. 8 Cunt J 4 _ jem 6 6 Precautions CZ RTC2 Request that the customer be present when the test run is performed At this time explain the operation manual and have the customer perform the actual steps Be sure to pass the manuals and warranty certificate to the customer Check that the AC 230 208 V power is not connected to the inter unit control wiring connector terminal f AC 230 208 V is accidentally applied the indoor or outdoor unit control PCB fuse 0 5A for both indoor and outdoor units will blow in order to protect the PCB Correct the wiring connections then disconnect the 2P connectors indoor blue OC outdoor blue OC that are connected to the PCB and replace them with connectors indoor brown EMG outdoor brown EMG Refer to the figure below If operation is still not possible after changing the brown connectors try cutting the varistor VAOO2 both indoor and outdoor Be sure to turn the power OFF before performing this work Indoorunit control PCB Outdoorunit control PCB Varistor black 3 5HP Terminal plug black EMG brown connector OC blue connector Test 6 1 9 pejoeuuoo jou 18 y Joopur
9. 0 3 9116 se oues e ye se e u q JOU seu e u q seu sseJppe Je Se e NO 104 S Jewod e pe e dsip 5 jun Joopul NO 10U S jun Joopu e SI SI 19 Je SE 9UJES e 90009 JOU SI e 1291105 JOU SI 19 O1 UO9 9 OUJOH 5 45 S1 01 U09 9 qns urew Aq uonoeuuoo ed uonoeuuoo 13419931 2 5 paJlM sisouDeiq 2 2 1 117 1 Specifications 8 HOW TO INSTALL THE TIMER WIRED REMOTE CONTROLLER Refer to the Instraction Manual attaehed to the Timer Remote Controller 1 13 HOW TO PROCESS TUBING The liquid tubing side is connected by a flare nut and Deburring the gas tubing side is connected by brazing 1 Connecting the Refrigerant Tubing Use of the Flaring Method Many conventional split system air conditioners employ the flaring method to connect refrigerant tubes which run between indoor and outdoor units In this method the 7 copper tubes are flared at each end and connected with flare nuts F
10. O D gt 2 m lt lt KA lt lt NUN mm 02 ur muc 22 m r rm oo lt lt lt lt lt lt CJOLQN 30 3 18 al QUIS 310 9 039 O18 LHM 13A LHN quvog 1in3812 1081802 JIH Aud 08230 0027 H2 13 30 CACI 24 1118 033 3 18 ZASI 218 Pi 28 0 1 JIH lt A 7 gt 1HM QOD 1HAM gt 20 r 20 c m 05250 89 u 21 1 99 C 0334 nd ANd 98 31 1 VNIMH3L 2 1 218412315 EET 3 2 Outdoor Units U 42PE1U6 3 18 3 Electrical data 3 2 Outdoor Units U 42PE1U6 390HS 91919313 NV AH 31112 SASIMYSHLO AYOMSY OL 19915 330 8 O d NO S Q 3 1 11 N4I JNOO 77487974 SNI9NVH3 HOLIMS AlddAS NIVW dHl 440 IE D 1102812 831713 1 1 ANIS LYH 40119 4 211410812373 2 HOLIMS 3unSS3ud HOIH s 0Quv08 LIn23812 YSNYOASNVYL LN3HMWO2 O
11. AvHOVIG ONIYIM 21519313 Aan NES 3 10 3 Electrical data 3 2 Outdoor Units U 26PE1U6 A90HS 91919313 NV A8 1311123 38 AVA ASIMYSHLO 3H80M34H OL LYVIS 440 ddV 780074 AHL NO 57147471 11 NHI dNOO 7787974 9NISNVHO NAHM HOLIMS AlddAS YAMOd NI VN 339 NYNL 40131034 VMH3Hl u012V3u BRINE vi YO LON aux 1172412 931713 342 97 714 uanuossnvel ________1 211400212313 MEE HOLIMS HOIH HdE9 D i g azzera woiviovwis aston 2138 AYA unos seams wonsnosso 5 __ __ 5 __ __ 51085 soas 1009 LIN YOOULNO 20 ZASI CATA 039 12 179 13 09 01 LINA 000 ES mm vZON2 LE ezon 48 31VJd n Lgs H zon VN TAH3L 600N2 E 120 im 31714 TIWNIWYSL L YZZ8PHJ 49 at 2ILVAd3HOS 01 3 11 3 Electrical data GHL YHL ZHL nen ENG e S pae 1 CR pe gg si os m nO lt gt m lt lt RA lt lt ym Dmr ur maz gt C OCA lt lt
12. DES a ERN ma 0 EN CTY E NM EI gm Temperature F 5 OUTDOOR UNIT MAINTENANCE REMOTE CONTROL uuu u uuu t 5 2 DA FUNCIONS e arei CDD COND inn Vp COR FR DR 5 2 5 3 Normal Display Operations and Functions 5 3 5 4 Monitoring Operations Display of Indoor Unit and Outdoor Unit Sensor uuu DEDE TT 5 6 5 5 Monitoring the Outdoor Unit Alarm History Display of Outdoor Unit HiSIGiy uu E E E 5 7 5 6 Setting Modes Setting the Outdoor Unit EEPROM 5 1 5 Outdoor unit maintenance remote control 5 1 Overview What is the outdoor unit maintenance remote controller Beginning with the DC INV series of outdoor units nonvolatile memory EEPROM is used in the outdoor unit PCB In this way the setting switches that were located on earlier PCBs have been converted to EEPROM data This remote controller is an outdoor unit maintenance tool that is used to make and change the EEPROM set tings This remote controller can be used for checking the outdoor unit EEPROM settings and contents and also can be used to monitor the outdoor unit alarm history and indoor outdoor unit temperatures and to check the status of the indoor unit connec tions No of units
13. eet ee 1 9NI 1009 5 ONILVSH LINO 2d 8000100 20 038 H3 Aud 15 13 NUD 01 LINN YOOON E E 720 3 SHL 48 4LV ld D H EH PHL 22082 ERE IZOND RS ozoso de 31Vd dc28VH2 11 d 91 MZZ9FH3 48 31414 JILVNSHOS 01 00 B8l 7568 6 Y 8 3 15 3 Electrical data 3 2 Outdoor Units U 36PS1U6 Neola TT T E S E E Un JIH g U0 057 285695 Y38 Hd amp E9 SHL PHL CHL 2m N3 1 12 504 10104 20 LASNA CISNA O8 LHM 134 LHM LHM LHW 9 0389 318 LHM 0 1103281232 108180 a ZIIH Aud 08230 HJ 1 LHM 219 NYO e en afin E E 0 uo gt 9 ee 334 lt 7X 0 8 AYO me G 2 2 1 23 119 98 31 14 NVOOVIG ONIYIM 218 123 13 VLLL 2HO9 802 0 LINO 80008 OL LHM 033 18 ANd avni n
14. 2 10 2 Processes and functions Terminal plug 3P plug black Terminal plug for the communications line CN015 e At the time of shipment from the factory the short circuiting socket 2P black is installed between pins 1 and 2 on the terminal plug terminal yes When central control is used for multiple systems leave the short circuiting socket in place only on the outdoor unit with a system address o 1 At all other outdoor units other than unit No 1 move the short circuiting socket to between 2 and 3 terminal no If multiple short circuiting sockets remain in place during central control com munications failure will occur In the case of a single system only system address 0 do not remove the short circuiting socket Alarm E04 will occur Quiet mode 2P plug white Enables operation in quiet mode CN028 The outdoor unit fan and compressor frequencies are subject to limits during operation Low noise operation is enabled when the relay is turned ON Example of wiring Relay field supply Power mode timer input etc field supply CN028 Outdoor unit control PCB Note 1 The maximum length of the wiring between the outdoor unit PCB and the relay is 2 m Lead wire with 2P plug special order part WIRE K CV6231612098 Relay field supply contact input specifications DC 5 V 0 5 mA Recommend
15. VLT ORG 43 2 YEL BLK Safety device Operating temperature e x 266 144 b 174 2 27 Run capacitor 1 440 V 4 5 uF Heat exchanger 0 Coil Aluminum plate fin Copper tube 3 69 0 343 Model No CZ 24KPU1U Auto louver motor MT8 Auto louver motor Rated 240 3 W rpm Coil resistance Ambient temperature 77 F 16 430 Q 8 DATA SUBJECT TO CHANGE WITHOUT NOTICE Rows Fins per inch 2 14 9 1 20 1 Specifications 1 2 Major Component Specifications A Indoor Unit MODEL No x SU OO 230 208 VAC 1 phase 60 Hz Remote controller Supplied Optional Wired Wireless See Unit Specifications Controller P C B Ass y CR 26PU1U6 P Control circuit fuse 250 VAC 5 Fan Number diameter in mm Turbo 1 17 7 16 443 No of pole r p m 230 V High rpm w Coil resistance Q BRW WHT 7541 ORG YEL 274 Ambient temperature 68 F WHT 6 7 PNK 427 VLT ORG 20 6 YEL BLK 58 0 Safety device Operating temperature F 266 4 F F Run capacitor h 440V 6 uF Heat exchanger Coil Aluminum plate fin Copper tube fe m 8 20 0 762 Model No CZ 36KPU1U Auto louver motor MT8 Auto louver motor Rated V W rpm 240 VAC 3W 3 rpm Coil resistance Ambient temperature 77 F 16 430 Q 8 DATA SUBJECT TO CHANGE WITHOUT NOTICE Rows Fins per inch 2 14
16. 03193390 YOLON ADN YOLON 055344 0 2 ___ 1 __ __ 9 __ 41 82530 5 5 woiiarwosso 510845 1003 9 ONILVSH LIN 8000100 01AM soz 24082 20 ZASI 00227 734 Aud 12 ene 030 039 13 01 3 n su c F ZONI 48 1 4 m VN INH31 z YHL 2 1 26013 eu izon gt 1003 VV we 48 31 14 2 8 2 114 TVNIWH3L LINN YOOON I L YZ 9PHI HD d8 3lV1d NVdOVIO JILVANSHOS TWN 91 01 3 19 3 Electrical data 3 2 Outdoor Units U 42PS1U6 HdE9 I 038 00 X39 039 470 Hd 9 78 LHM ZIIH 2 43 31 1890 LHW 134 LHM SHL BRR P lt 0070 6070 W 2 0 gt 62 mn amr zr moz 2 2 2 2 zUctaor lt lt lt lt lt ZYOLOW 30 3 18 IHOLON 24 LHM LHW LHW LHM 8 al 502 0 11 2412 1011032 ZASI 118 034 00695
17. Electronic ref Strainer control valve Liquid line M Service valve 9 52 Distributor EN E Se SS a m gt lt Cooling cycle Heating cycle 1 48 1 Specifications 1 5 Refrigerant Flow Diagram Outdoor Unit U 42PE1U6 0 42 5106 Indoor Unit 42 Type ENE Accumlator x Gas line service valve x x 015 88 High pressure Mac switch 7 T x x x x x Muffler exchanger 4 way valve Heat Distributor a Freeze prevention coil Attached to the heat exchanger Electronic ref Strainer x P control valve VI Liquid line E service valve eem Distributor B iis TK p eee I x Strainer Modulator 2222 20 52 22 2222 225 Cooling cycle Heating cycle 1 6 Operating Range Temperature Indoor Air Intake Outdoor Air Intake Maximum 90 F DB 77 F WB 115 F DB Cooling Minimum 64 F 57 F WB 14 F DB Maximum 86 FDB 64 F WB 75 F DB Heating 61 F DB 4 F WB 4 F DB 1 Specifications 1 7 Capacity
18. 11 13 16 Wind direction 48 7 16 Wind direction Wind direction Wind direction Wind direction 1 68 39 1 4 Wind direction Unit inch 1 Specifications Reference diagram for air discharge chamber field supply U 26PE S 1U6 U 36PE S 1U6 U 42PE S 1U6 Required space around outdoor unit If the air discharge chamber is used the space shown below must be secured around the outdoor unit If the unit is used without the required space a protective device may activate preventing the unit from operating 1 Single unit installation D x 5 9 gt ZZ Y Unit inch CAUTION The top and both sides must remain open If there are obstacles to the front and rear of the outdoor unit the obstacle at either the front or rear must be no taller than the height of the outdoor unit 2 Multiple unit installation Installation in lateral rows Z ZZ 220700220002 1 2 5 11 13 16 11 13 16 More than 7 7 8 Unit inch CAUTION The front and top must remain open The obstacles must be no taller than the height of the outdoor unit e Installation in front rear rows Installation with intakes facing outlets Installation
19. Lou 5 NvHOVIU ONIYIM 91919313 a 179 YOLIANNOD 95 31V Td 3 11 10941405 LINN 038 5 u3 0d 1 i 3 2 3 Electrical data S 26PU1U6 S 36PU1U6 S 42PU1U6 4 Way Cassette Type ALV1d IWNIWYAL HOL93NNOJ H3T10HLNOJ 31034 S837341 25384 84311041803 55373 1 ZHI SLYVd TNO 180 YATIONLNOI ALOWSY SS31381 15 HILIMS 1lOHINOO 310W3H S1HVd VNOI LdO HOLOA MH3AnQ 1 OLNY SLUVd TWNOILd0 HOLIMS LIMITI YATIONLNOD YOON 3 1102 YOOON YOLSIWYSHL 13 1102 000 1 YOLSIANYSHL YOLSINYSHL HILIMS 19073 LS d H3AHOJSNVHL H3ADd LHL H01 2VdV2 9NINN nH 24 H012310Hd TVAYSHL YOLOW HOOGNI 46 HOLON HODGONI INd 00 6 6 HH H 111 s 1367 El 2 09 A80Z 0EZ NvdOVIG OIIVNJHOS 3 3 3 Electrical data S 26PK1U6 Wall Mounted Type LH NO 190 034 19X3 NYJ d 193 83 I IOHLNOO ZH H3110H1N02 3 4 ASSY 5 QNI 0123 09 13A Nu9 NH9 dS H0123NND2 LHW dS H0 1L23NND2 U3T1041N02 3L0W3H 58313418 718 2118 HA j HM dZ HO123NND3 i i 0 00
20. Package dimensions 31 1 16 789 16 3 32 409 Ibs kg 84 38 143 65 Shipping weight lbs kg 97 44 161 73 14 8 0 420 13 0 0 369 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 11 1 1 Unit Specifications Ceiling Type MODEL No S 42PT1U6 U 42PE1U6 POWER SOURCE 230 208 1 Phase 60 Hz PERFORMANCE Capacity minimum muximum 175 280 Pints 12 6 1130 950 775 Air circulation H M L 230 V External Static Pressure in S E E R H S P F Region 4 BTU W ELECTRICAL RATINGS ae zm 2 cO 5 6 208 208 17 1310 310 ________ REFRIGERANT TUBING OE 10 100 3 30 between the two units Outdoor unit is lower than indoor unit 50 15 outer diameter DIMENSIONS amp WEIGHT Unit dimensions 9 7 16 240 48 7 16 1 230 Package dimensions in mm 66 1 16 1 678 39 31 32 1 015 in mm 31 1 16 789 16 3 32 409 Ibs kg 84 38 220 100 Shipping weight Ibs kg 97 44 240 109 14 8 0 420 19 5 0 552
21. qpueis j ued yun y 129409 se 100 Jojoeuuoo eued jun Joopu jo QUO e 199 SI J012euuoo eu e pue dwe 10 19 SI 11 oj 01 Dunes sseJppe 91 16 se 5 j d dwe Kgpueis pue PeAeidsip 7 ed yun e uoneiedo 2 01 526 jueroyjnsu Ajayeuaye JOOp NO ay euo 4 eseud e Jamod Aqpue s 1292409 JOOUUOD pue aseud yun seyd 100pino y Jo seseud 91 ye se OWES e eseud uedo Jo eseud Ul eseud uedo JO eseud eseud uedo 10 pue pejoeuuoo si onuoo eui Spun JOOPU eui yey pue NO S Jewod yey YOOUD e si jeu Is jenas ON e s Aoede yun pue feid JOOPU
22. range VAC 187 253 15 3 2 840 16 9 2 840 Max Running 5 Power input 17 F 7 p dB REFRIGERANT TUBING ip EA between the two units Outdoor unit is lower than indoor unit 50 15 outer diameter DIMENSIONS amp WEIGHT Unit dimensions 12 63 64 330 30 23 32 780 Package dimensions in mm 47 27 32 1 215 39 31 32 1 015 11 17 32 293 16 3 32 409 ____11 17 32 293 16 3 32 409 Ibs kg 40 18 128 58 Shipping weight lbs kg 44 20 148 67 4 9 0 139 13 0 0 369 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 1 9 1 1 Unit Specifications Ceiling Type MODEL No S 26PT1U6 U 26PE1U6 POWER SOURCE 230 208 1 Phase 60 Hz PERFORMANCE Capacity minimum muximum 172 17 0 Pins h 4277 in BTU W ELECTRICAL RATINGS 550 490 460 s gt 5 O lt T 4 5 17 F 2190 2190 Back upHeater 1 _ REFRIGERANT TUBING _ a w i
23. REP 10 Air outlet 62 more 2 o 5 7 Service space Front Service space 7 Air intake 4 T CN 4 Dimension inch 7 connection Drain connection for left side Refrigerant liquid line 3 8 Flare connection 4 Refrigerant gas line 5 8 Flare connection 5 Hole for rear side refrigerant tubing Hole for through the wall refrigerant tubing 23 15 16 hole Hole for fresh air intake Knockout hole Hole for right side refrigerant tubing Knockout hole 9 Hole for left side drain connection Knockout hole Hole for power supply Conduit size 1 2 0 Infrared rays receiver for wireless remote controller Cutting position for fresh air intake 1920 TS I 1 42 1 Specifications 1 4 Dimensional data Indoor unit Low Silhouette Duct Type 26 Type 24 13 16 o 9 0 Y SON gt gi amp 5 Z CQ N Q Qo 2 8 9 iL 559 4 17 32 Le E N k __ X 10 23 32 T 8 2 a N O 5 c x 5 S 5 2 a 5 I lt 9 e N ae N e 22 27 32 Suspension bolt pitch Dimension inch Refrigerant liquid
24. 7 7 Indicator Section Installation Remove the side panel to install the indicator section Fig 1 91 1 Remove the side panel Open the air intake grille remove the screw at one place and then remove the side panel by sliding it toward the front arrow direction 2 Remove cover A and cover B Insert a flathead screwdriver into the grooves of cover A to remove cover and cover When removing the cover take care not to scratch the panel 3 Remove cover B from cover A 4 Install the indicator section at cover A 5 After passing through the lead wires install cover A and the indicator section at the panel hole The protrusion part of cover A is fixed with the panel hole 6 Bundle the lead wires along with the wiring of the louver motor 7 Install the side panel 7 8 Operating Controller Installation 9 Do not twist the operating controller wires together with the power supply wires Doing so can result in malfunction 9 f electrical noise is induced in the unit power supply take appropriate measures for example installing a noise filter 1 Specifications Indicator section Panel Indicator section Cover B Not used when Install the operating controller on the top face of the air intake section space between the fan motor and the electrical component box Fig 1 92 1 Fasten the operating controller to the ceiling panel of the air intake section with the 2 supplied
25. 710 530 450 BTU Wh ELECTRICAL RATINGS Voltage rating 208 Available voltage range VAC 187 253 Power input 17 F Back up Heater Maximum overcurrent protection Indoor Outdoor Cooling 15 6 2 920 17 3 2 920 15 30 1550 2 Max head 2 33 64 in above connection 25 OD32mm Rotary dB A Electronic Expansion Valve REFRIGERANT TUBING cO t m 165 50 10 100 3 30 Outdoor unit is higher than indoor unit 100 30 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter mm Outdoor unit Indoor unit Include panel 13 5 16 338 30 23 32 780 33 55 64 860 in kg Shipping volume DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F 15 F WB 1 5 1 1 Unit Specifications 4 Cassette MODEL PERFORMANCE Capacity minimum muximum 17 F BTU h 0 0 ___ 1050 840 720 BTU Wh ELECTRICAL RATINGS Voltage rating 208 Available voltage range VAC 187 253 Max Running amperes Power input
26. JIlYloa 15 L j L 1 3417 AlddnS 71041105 TWNIWYSL ai a 3 6 3 Electrical data S 26PT1U6 5 36 106 S 42PT1U6 Ceiling Type PAWN YATIOYLNOD 310N3H 37341 6 33 YATIONLNOD 5531394 24 S1UHVd VNOI 140 310N3H SS3 3MIA YOLSINYSHL NDOH H l HJLIMS 10341405 310W3H 43T1041N02 Z3 1102 000 1 YOLSINYSHL BH 13 1102 YOON HOLSINUSHL YOLSINYIHL Wood 5 Z 148 2313 80112 4 2 ONINNNY 401234054 1 67 JOLON 3 14182530 S 108 4 5 1111 2 8 Ls war wr Ly 1367 El NvHOVIO JILVANSHOS 3 7 3 Electrical data S 26PF1U6 S 36PF1U6 Low Silhouette Ducted Type Y4TIOULNOSD 4 1 1467 TE C aasia 119 30133NN03 dS 31919 8 69V JO L J L 1 NvHOVIGO ONIHIM Jldloa 15 m Um 310 38 LINA 3 8 3 Electrical data S 26PF1U6 S 36PF1U6 Low Silhouette Ducted Type PWN 34979 TvNIWH31 YOLOINNOD 4371710414052 31034 5537381 2528 43
27. Temperature COMO 2 2 2 2 Cold Draft Prevention Heating 2 2 4 2 3 Automatic Fan Speed Indoor 2 5 2 4 ies u E E 2 6 2 5 Outdoor uuu uuu uuu unu ninman tis 2 9 2 6 Outdoor Unit Control CR CH4272R 2 10 Seclion 3 ELECTRICAL DATA u u u uyu uu 3 1 3 1 3 2 E 3 10 Section 4 SERVICE PROCEDURES u 4 1 4 1 Meaning of Alarm Messages 4 2 452 Sympioise andiPartSTG IiSpB601uuuuuuu l m tol awasi 4 5 4 3 Details of Alarm 4 8 4 4 Table of Thermistor Characteristics 4 14 Section 5 OUTDOOR UNIT MAINTENANCE REMOTE CONTROL 5 1 NEG UI m 5 2 2 crm T A eee ee 5 2 5 3 Normal Display Operations and Functions
28. 172 BU h 1720 ___ Moisture removal High Pins n External Static 2 BTU Wh 1 ELECTRICAL RATINGS gt N 17 200 2 030 Back upHeater TK j ws dB A REFRIGERANT TUBING between the two units Outdoor unit is lower than indoor unit 50 15 outer diameter DIMENSIONS amp WEIGHT Indoor unit Outdoor unit Unit dimensions 12 63 64 330 30 23 32 780 44 7 8 1 140 37 940 8 31 32 228 13 3 8 340 Indoor unit Outdoor unit 15 11 32 390 34 31 32 888 in mm 47 27 32 1 215 39 31 32 1 015 11 17 32 293 16 3 32 409 Package dimensions 11 17 32 293 16 3 32 409 Ibs kg 40 18 128 58 Shipping weight Ibs kg 44 20 148 67 4 9 0 139 13 0 0 369 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 1 8 1 1 Unit Specifications Wall Mounted MODEL No PERFORMANCE Capacity minimum muximum 17 F BTU Rh _ 559 475 390 BTU Wh ELECTRICAL RATINGS Cooling m Voltage rating 208 Available
29. 5 5 nu 2 5 2 d L L4 LL EL 5 pue onsouBeriq jIies Jo 77 9 6 Test run 6 8 Examples of Wiring Diagrams Basic wiring diagram 1 Single type system careful to avoid miswiring when connecting the wires Miswiring will damage the units address switch Set to 0 at the time of shipment EM _ T Single phase _ 230 208 a gt 00 SN EN Remote controller wiring WHT supply 12 Optional Wired remote controller Fig 6 5 6 6 6 Test run Basic wiring diagram 2 Group control when a central control device is not used Simultaneous operation multi system A maximum 8 indoor units can be connected to 1 remote controller Set the system address refrigerant tubing system address before turning on the remote power switch Refer to Setting the system addresses on next page Set using the system address rotary switch on the outdoor unit control PCB Pn address rotary switch System address rotary switch Set to 0 at the time of shipment Set to 0 at the time of shipment I EN EN Power supply _ pu Power supply _ Fa E 9 Single phase _ Sing
30. 15 30 24 0 18 NYO 18 039 918 Aud 08624 rI I 0 20 4 w lt 0 I UD m lt 0 lt D _ TO lt r lt 7 0349 63 8 115 T d8 11 1 i i i i a 1 1 1 1 NVHOVIO UNIYIM 91913313 Addn 1187 3 20 3 Electrical data 3 2 Outdoor Units U 42PS1U6 5 91419414 NV 39 AVN 5 dOAd8d OL LYVLS 440 SHV 787074 AHL NO S d I 11 NHI JNOO 7787374 S9NIONVHO N3HM 14415 NIVW SHL 330 N YNL Y cuvog LIn32u13 2 412 _ AVA wee Lem ims wem wos E 0 auvoa 1102812 431713 1 1 3NIS LV3H 0112 4 2 211470013313 p HOLIMS 3HnSS3Hd Avms EOt LOL 10048 EOL LOL 100 ISNA 1109412 NOIlVH3dD 1103813 101 1004 YOLON 1002 ONILVSH LINO 8000100 Hd 8 soz 082 20 ZASI 0022 C134 Aud 12 039 02 O34 5 in IL vZON2
31. Refrigerant amount at shipment lbs kg R410A 6 2 2 8 High pressure switch m Set pressure OFF PSi 600 ON 456 Propeller Number diameter mm 1 0460 Air circulation Hi m h 3 900 Fan speeds Max 830 rpm Inverter drive control Fan motor Model No DAJ12 95B61A CR Source DC340 V 3 phase No of pole 8 Nominal output W 90 Q RED WHT WHT BLK 30 5 BLK RED Coil resistance Ambient temperature 20 C Safety device Operating temperature Open F 284 140 Close F Run capacitor 230V 40 uF Heat exchanger Coil Aluminium plate fin Copper tube Rows fin pitch mm 2 1 8 Face area 0 675 1 30 1 Specifications 1 2 Major Component Specifications B Outdoor Unit MODEL No P 42PE1U6 Controller P C B Ass y CR CH4872R Microprocessor Control circuit fuse on the P C B FIL CH4872R 280 V 25 Compressor Model number C 9RVN273HOW Nominal output 2 700 CC 1 900 0 169 R S 0 169 S 0 169 Compressor resistance Ambient temperature 25 Safety control Microprocessor safety devices Compressor Discharge Gas temperature control Comressor current detection circuit Overload protector Open C 230 110 Operating temperature Close F C 203 95 Crank case heater Refrigerant amount at shipment Ibs kg R410A 7 9 3 6 High pressure switch x
32. 0 15684 6 8 ee LOR WVYOVIG 2158123 19 Linn HOLIMS 76044405 310N3H OL 7041402 LINN 30 3 Electrical data S 26PK1U6 Wall Mounted Type LINN LINN 120 3AING 30091 0 01 20 ix N 4qN 901 1 WOQH H l SLUVd 140 2538 HILIMS TOYLNOD 310W3H SS313MIA YOLSINHSHL WOOH HlL cw SLYVd 140 H2LIMS TOYLNOD 310W3H NTL 31 IVNIWH3LI YOLIANNOD TISEI N I Hd zHO9 4 5 11 A802 0 JI LVN3H2S 221 s N lldiH3 30 STOBNAS 0 00 820 I SZ8 Z V 48 3 5 3 Electrical data S 26PT1U6 S 36PT1U6 S 42PT1U6 Ceiling Type LHW dc YOLIANNOD n18 134 dN31 NOO UU r r AA 20 N lt m r J Ji NT c 00 590 1 S7 97C V A8 LINN YOOON 940 134 A 18 940 940 039 039 218 dE o 57 2 29 Raes _ eoll bikes EZ oo lt oO r um 50 2 SKA ADT ASR r L2H Due LHL T rm ss 039 95 3LV 1d TWNIWYSAL NVOOVIG
33. 6 6 Before Installing the Ceiling Panel 1 Remove the air intake grille and air filter from the ceiling panel Figs 1 24 and 1 25 a Remove the 2 screws on the latch of the air intake grille Fig 1 24 6 Press on the 2 latches of the air intake grille with your thumbs in the direction of the arrow to open the grille Fig 1 24 77777777777 LIII LUI 77777 7 77 LIIIN 7777777 110202727 77 LIII 7 77 7 7 00000707070 777777777 LIII UIII X STI c With the air intake grille open about 45 remove the safety cord hook on the grille side Fig 1 25 77 77 77 LILILILLL LL 72777 X ll 77777777 77 77 7777 2 777777777777 2222220 Pull the air intake grille towards you to remove it from the ceiling panel 2 Pull down the two panel catches on the body of the indoor unit body Fig 1 26 Unit body Fig 1 25 Ceiling panel tb arrange facing downwards component box Electrical 2 locations component box Clamp Ceiling panel wiring connector 6 7 Installing the Ceiling Panel 1 Lift the ceiling panel and position it to align the panel hook with the panel catch of the indoor unit The ceiling panel must be mounted in the correct direction Note that the 2 catches of the panel differ in size Confirm that the catches are correc
34. Nos 1 2 OFF No 3 ON 1 When using wireless remote controller as main Nos 1 2 3 all OFF 1 116 199 409 Ajeyeusayye jou si dnou y ui spun qpueis 6 0 d yo ye se e 104 jeued jun j00pu y euo 1909 SI olo uuoo yun eu e pue pefejdeip 0 4 10 195 SI 11 Joopul eui 0 39 Je SE e SI JO 04007 e 194 960 pue 7 19 Je Se OWES e 49 7 SE 945 e ed yun e uonejedo eui peKe dsip 201 seb e eseud e yun JOOPINO Bu JO euo Jewod aseud E 01 0 d 1e se eseud uedo Jo eseud y eseud uedo 10 eseud eseud uedo 10 YUN 19 U pue uonejedo Pefedspoza 0
35. Outdoor unit Liquid lt Fig 1 124 3 Pressurize the system up to 4 15 42 kgf cm G with dry nitrogen gas and close the cylinder valve when the gauge reading reaches 4 15 MPa 42 kgf cm G Then test for leaks with liquid soap N CAUTION To avoid nitrogen entering the refrigerant system in a liquid state the top of the cylinder must be higher than the bottom when you pressurize the system Usually the cylinder is used in a vertical standing position 4 Do a leak test of all joints of the tubing both indoor and outdoor and both gas and liquid service valves Bubbles indicate a leak Wipe off the soap with a clean cloth after the leak test 5 After the system is found to be free of leaks relieve the nitrogen pressure by loosening the charge hose connector at the nitrogen cylinder When the system pressure is reduced to normal disconnect the hose from the cylinder 2 Evacuation Be sure to use a vacuum pump that includes function for prevention of back flow in order to prevent back flow of pump oil into the unit tubing when the pump is stopped Perform vacuuming of the indoor unit and tubing Connect the vacuum pump to the gas tube valve and apply vacuum at a pressure of 101kPa 755 mmHg 5 Torr or below Continue vacuum application for a minimum of 1 hour after the pressure reaches 101 755 mmHg 5 Torr 1 Attach the charge hose en
36. lt 19 502 10104 20 13504 35135 LHM 734 LHM LHM LHW LHW 01 O18 410 9 0389 318 Linogdld 10410027 13 NYO 20 118 AYA 038 08230 JIH 119 0 m 48 21 1 TWNIWYAL Slatted el ONS AvHOVIG 219123713 m 3 2 Outdoor Units U 26PS1U6 3 12 3 Electrical data 3 2 Outdoor Units U 26PS1U6 A90HS 91419313 A8 9 38 d3SIAd3H10 3dOAd8 OL 14915 ANY 330 34V AHL NO 570737 1 TIV 7747974 ONIONVHQ NAHM HOLIMS 14905 NIVW dHl 339 NSnl 03194390 YOLON 40153440839 YOLON HOSS3HdH02J T TUN eo somara ams wan 14143530 5108 5 141 42530 5108 5 141 42530 S1DSNAS 141 42530 S1O8NAS 01141 83530 ST08NAS 012 3 20 ZASI 039 12 13 01 _ ms in vZON2 LINA YOOON Fm ZON2 48 TVNTNH3L PHL AH 22012 T ZHI OZONI 1 91 L MZ 197
37. 17 F Back up Heater Maximum overcurrent protection Indoor Outdoor Cooling gt 18 7 3 950 20 7 3 950 15 30 1530 Max head 2 33 64 above drain connection 25A OD32mm Rotary dB A Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING 165 50 10 100 3 30 Outdoor unit is higher than indoor unit 100 30 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter Refrigerant amount at shipment DIMENSIONS amp WEIGHT Outdoor unit Indoor unit Include panel Unit dimensions in mm 14 31 64 368 30 23 32 780 33 55 64 860 Package dimensions in mm 44 19 64 1 125 49 31 64 1 257 39 31 32 1 015 Shipping volume cu ft m 3 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 1 6 1 1 Unit Specifications 4 Way Cassette MODEL No PERFORMANCE Capacity minimum muximum 17 F BTU Rh 1 0 ___ 1050 840 720 BTU Wh ELECTRICAL RATINGS Voltage rating 208 Available voltage rang
38. 2 1 26 type 36 48 types 2 7 If the temperature is in the M area operating frequency reduction and thermostat OFF area the compressor operating frequency is reduced The compressor operating frequency is reduced every 30 seconds as long as the temperature remains within this area If the temperature is continuously in the M area the thermostat turns OFF If the temperature is in the N area operating frequency increases are prohibited If the temperature is in the L area the operating frequency is raised to the original frequency the frequency prior to frequency reduction by 6 Hz every 60 seconds E1 E2 F Thermostat OFF operating frequency increase prohibit area When the compressor turns ON and the E2 temperature rises the temperature at which the M area is first entered is 124 F 36 42 types or higher than 129 F 26 type If the E1 E2 temperature subsequently falls to the L area the temperature for entering the M area is raised to 126 F 36 42 types or 133 26 type However if the E1 E2 temperature falls to the L area and falls below 86 F then the temperature for entering the M area is changed back to 124 F 36 42 types or 129 F 26 type 2 Processes functions Defrost control Defrost control Defrost sequence Heating operation 25 minute mask 1 Frost detection Defrost start reverse cycle defrost Defr
39. Apply refrigerant lubricant to the matching surfaces of the flare and union tubes before connecting them then tighten the nut with a torque wrench for a leak free con nection Check carefully for leaks before starting the test run When performing piping work do not mix air except for specifled refrigerant WARNING R410A in refrigeration cycle It causes capacity down and risk of explosion and injury due to high tension inside the refrigerant cycle Refrigerant gas leakage may cause fire Do not add or replace refrigerant other than specified type It may cause product damage burst and injury etc Do not leak refrigerant while piping work for an installation or re installation and while repairing refrigeration parts Handle liquid refrigerant carefully as it may cause frostbite When Servicing e Turn the power OFF at the main power box mains before opening the unit to check or repair electrical E parts and wiring e Keep your fingers and clothing away from any moving parts e Clean up the site after you finish remembering to check that no metal scraps or bits of wiring have been left inside the unit being serviced e Do not clean inside the indoor and mna outdoor units by users Engage authorized dealer or specialist for cleaning In case of malfunction of this appliance do not repair by yourself Contact to the sales dealer or service dealer for a repair NOTICE Do not touch
40. C2 is 124 F or higher and less than 142 F the revolution of the compressor is controlled to prevent the high pressure being increased 3 If MAX C1 C2 is 142 F or higher the compressor stops once The compressor restarts three times and if the temperature dose not decrease to less than 142 F the alert P20 is displayed MAX C1 C2 F 142 124 2 6 Overcurrent protection control 1 If the overcurrent protection circuit detects abnormal current the compressor is stopped Error count 1 The compressor then restarts after 3 minutes If compressor start stop is repeated 4 times error count 4 alarm P26 P29 H01 count 2 in this case only occurs Operation stops and does not restart 2 Current release value shift control 1 This control is intended to improve compressor reliability by preventing continuous high frequency operation under overload conditions when the outdoor air temperature is high and by preventing intermittent operation through control for prevention of high cooling loads The control value for current release control is corrected according to the outdoor air temperature TO Depending on the temperature the control value is lowered to 50 9096 for cooling operation and to 60 98 for heating operation 2 Freeze prevention low temperature release control The below control is performed during cooling operation including dehumidifying ope
41. F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 13 1 1 Unit Specifications REFRIGERANT TUBING 1 Specifications Ceiling Type PERFORMANCE Capacity minimum muximum 17 F __ 1 2 External Static Pressure im BTU Wh ELECTRICAL RATINGS 208 17 57 Back up Heater O Maximum overcurrent protection Indoor Outdoor n s i t m 50 10 100 3 30 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter mm Indoor unit Outdoor unit 9 7 16 240 30 23 32 780 62 1 32 1 575 37 940 26 3 8 670 13 3 8 340 Package dimensions Indoor unit Outdoor unit 12 15 32 317 34 31 32 888 66 1 16 1 678 39 31 32 1 015 in mm 31 1 16 789 16 3 32 409 k 143 65 84 38 97 44 161 73 Shipping volume 14 8 0 420 13 0 0 369 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F W
42. Fan motor Model No DAJ12 95B61A CR Source DC340 phase Noofpode 8 Nominal output W 90 Q RED WHT WHT BLK 30 5 RED Coil resistance Ambient temperature 20 C Safety device Operating temperature Open F 284 140 Close F E capacitor VAC 230V 40 Heat exchanger Coil Aluminium plate fin Copper tube Rows fin pitch mm 2 1 8 Face area 0 675 1 33 1 Specifications 1 2 Major Component Specifications B Outdoor Unit MODEL No U 42PS1U6 Controller P C B Ass y CR CH4872R Microprocessor Control circuit fuse on the P C B FIL CH4872R 000 280 V 25 Compressor Model number C 9RVN273HOW Nominal output 2 700 CC 1 900 0 169 R S 0 169 5 0 169 Compressor resistance Ambient temperature 25 Safety control Microprocessor safety devices Compressor Discharge Gas temperature control Comressor current detection circuit Overload protector Open F 230 110 Operating temperature Close FCC 203 95 Crank case heater Refrigerant amount at shipment lbs kg R410A 7 9 3 6 High pressure switch x Set pressure OFF PSi 600 ON 456 Propeller Number diameter mm 2 0460 Air circulation Hi m h 6 000 Fan speeds Max 830 rpm Inverter drive control Fan motor Model No DAJ12 95B61A CR Source DC340 V 3 phase No of pole 8 Nominal outp
43. Indoor Unit 2 5 Control Functions o n 2 6 Outdoor Unit Control 2 9 Outdoor Unit Control CR CH4272R 2 10 2 1 2 Processes functions 2 1 Room Temperature Control The unit adjusts room temperature by turning the outdoor unit s compressor ON and OFF This process is controlled by the thermostat located in the remote control unit The figures on this and the next pages show how each part of the system performs when the room temperature changes and the thermostat activates the compressor to start stop thermo OFF Fig 1 shows about the cooling cycle and Fig 2 shows about the heating cycle A Cooling THERMO OFF ROOM TEMP THERMO ON THERMO OFF THERMO ON BODY SENSOR T 2 F SE TE T 2 F uet MORE THAN MORE THAN MORE THAN 5 MINUTES 3 MINUTES 5 MINUTES 3 MINUTES 5 MINUTES COMPRESSOR ON OFF ON OFF ON 1 OUTDOOR ON OFF ON OFF ON H OR M INDOOR FAN SET SPEED 1 Refer to 2 4 Outdoor Fan Speed Control 1133 8 1 Fig 1 Chart Summary and Explanations Once the comp
44. Number of duct flanges Table 1 8 Unit inch mm 35 7 16 9 21 32 7 3 32x5 42 17 32 11 13 32 2 23 32 38 19 32 39 31 32 5 1 8 9 21 32 1 9 27 32 12 61 13 32 13 3 16 12 7 32 57 15 32 58 27 32 5 1 8 bass 9 7 16 16 9 1 16 6 9 21 32x2 1 Refrigerant tubing joint liquid tube 2 Refrigerant tubing joint gas tube 3 Upper drain port O D 1 1 4 in 4 Bottom drain port O D 1 1 32 in 5 Suspension lug Power supply outlet 2 01 3 16 hole a H Duct suspension bolt pitch 7 Fresh air intake port 85 29 32 hole S G Ceiling opening dimension mm Flange for the flexible air outlet duct 27 7 8 hole 8 QML 9 Tube cover lA Z Electrical component box 2 2 Flange for the air intake duct 7 Option field supply 12 7 32 9 32 Ceiling opening dimension 10 13 16 5 KT A Inspection 8g 17 23 32 S 2 p NI 31 32 11 7 32 Inspection access panel Unit inch Fig 1 68 1 Specifications 6 23 Suspending the Indoor Unit Hole in plug Concrete Insert Depending on the ceiling type e Insert suspension bolts as shown in Fig 1 69 or Use existing ceiling supports or construct a suitable support as shown in Fig 1 70 Suspension bolt M
45. ORG YEL 23 76 Safety device 2 24 0 24 Coil Aluminum plate fin Copper tube DATA SUBJECT TO CHANGE WITHOUT NOTICE 1 23 1 Specifications 1 2 Major Component Specifications A Indoor Unit MODEL No Remote controller Supplied Optional in mm Centrifugal 4 5 1 8 130 SR4X 51A6P Source 230 208 1 phase 60 Hz No of pole r p m 230 V High 1 179 Nominal output Coil resistance BRW WHT 111 0 ORG YEL 16 7 WHT VLT 35 4 BLK 23 9 VLT ORG 13 4 YEL BLK 136 6 temperature 68 F Safety device Operating temperature Open gt Heat exchanger Coil Aluminum plate fin Copper tube Rows Fins per inch 3 14 9 Face area 1 81 0 168 Auto louver motor Model No MT8 Auto louver motor Rated 240 VAC 3 W 3 rpm Coil resistance Ambient temperature 77 F 16 430 Q 8 DATA SUBJECT TO CHANGE WITHOUT NOTICE 440 1 5 uF F 266 14 4 Close F 174 2 27 F 1 2 0 168 1 24 1 Specifications 1 2 Major Component Specifications A Indoor Unit MODEL No Remote controller Supplied Optional Control circuit fuse in Centrifugal 4 5 29 32 150 2 5 s No of pole r p m 230 V High Nominal output Coil resistance BRW WHT 61 05 ORG YEL 13 23 WHT VLT 9955 YEL BLK 19 25 VLT ORG 9 576 BLK PNK 10 81 Safety device
46. align the union tube and flare tube straight with each other then screw on the flare nut lightly at first to obtain smooth match Fig 1 114 NEN e Adjust the shape the liquid tube using a tube bender at the installation site and connect it to the liquid tubing side valve using Union nut Cautions During Brazing Fig 1 114 Replace air inside the tube with nitrogen gas to prevent copper Torque wrench oxide film from forming during the brazing process Oxygen carbon dioxide and Freon are not acceptable Do not allow the tubing to get too hot during brazing The nitrogen gas inside the tubing may overheat causing refrigerant system valves to become damaged Therefore allow the tubing to cool when brazing Outdoor unit Use a reducing valve for the nitrogen cylinder Fig 1 115 Do not use agents intended to prevent the formation of oxide film These agents adversely affect the refrigerant and refrigerant oil and may cause damage or malfunctions Spanner Indoor unit 2 Connecting Tubing between Indoor and Outdoor Units 1 Tightly connect the indoor side refrigerant tubing extended from the wall with the outdoor side tubing 2 To fasten the flare nuts apply specified torque as shown at right Fig 1 116 When removing the flare nuts from the tubing connections or when tightening them after Wspeoemetoradge Tube ihiekness connecting
47. screws AxL 13 32 2 Draw the lead wires into the electrical component box and connect the operating controller 2 wires WHT BLK to the remote control wires in the electrical component box 3 Connect the indicator section and the operating controller using the 6P connector in the electrical component box Electrical component box Er cdi Fig 1 92 1 103 7 9 Electrical Wiring Indoor PCB 1 Specifications Signal receiving unit Operating controller W3 0 7 ft 4 3 ft BLU BLU WL WHT PNK PNK 2 BLK RED RED GRY GRY BLK BLK Relay connector Connection method 1 Connect W1 to the indoor PCB WL connector 2 Connect W3 from the indicator section with W2 from the operating controller using the relay connector 7 10 Test Run Switch The test run switch is located in the operating control unit See the Installation Instractions attached to the outdoor unit 7 10 1 How to use the test run setting U1 T1 Types 1 Set DIP switch DS No 1 on the wireless receiver unit PCB from OFF to the ON position 2 Press the ON OFF operation button on the wireless remote controller All for initial settings 3 Make a test run using the air conditioner in COOL or HEAT mode 4 During the test run each of the 3 indicator lamps on the indoor unit flash 5 During the test run the air conditioner runs DIP switch Address Flap ON OFF continuously and
48. 0 0002 ubar ul 4 I x X OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB X 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz 2108 X I MODEL S 36PU1U6 MODEL S 42PU1U6 SOUND LEVEL HIGH 44 dB A NC 37 SOUND LEVEL HIGH 45 dB A NC 38 LOW 33 dB A NC 25 LOW 34 dB A NC 27 CONDITION Center Under the unit 4 9 ft CONDITION Center Under the unit 4 9 ft SOURCE 208 230 1Phase 60Hz SOURCE 208 230V 1Phase 60Hz 60 OCTAVE BAND SOUND PRESSURE LEVEL dB OCTAVE BAND SOUND PRESSURE LEVEL dB s a Q Q gt Q CONTINUOUS NOISE m m O 2 63 125 250 500 1000 2000 4000 8000 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz BAND CENTER FREQUENCIES Hz 2109_X_I 2110_X_I 1 51 1 Specifications 1 8 Noise Criterion Curves Wall Mounted Type MODEL S 26PK1U6 SOUND LEVEL HIGH 42 dB A NC 31 LOW 35 dB A NC 27 CONDITION Distance 3 3 ft Under the unit 3 3 ft SOURCE 208 230 V 1 Phase 60Hz 0 0002 Li EL hi 3 Approximate minimum audible limit for continuous noise Overall 63 125 250 is 1000 2 2000 E 8000 Frequency at center of sound pressure band Hz Sound pressure level dB OdB 1 8 Noise Criterion Curves OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB Ceiling Type MODEL S 26
49. 1 Specifications 1 12 Installation Instructions Outdoor Unit 1 Tubing Size Single type Refrigerant tubing between the indoor and outdoor units should be kept as short as possible The length of the refrigerant tubes between the indoor and outdoor units are limited by the elevation difference between the 2 units During tubing work try to make both the tubing length L and the difference in elevation H1 as short as possible Refer to Table 1 2 tubingL 1 1 Indoor unit type 26 36 types 42 type Maximum length 165 ft 165 ft Charge less tubing length actual length 10 100 ft 15 100 ft Additional charge per 1 ft 0 43 oz Maximum indoor outdoor If outdoor unit is higher height difference If outdoor unit is lower Table 1 2 Tubing Data for Models Mh Tubing Data sns Tubing size Liquid tube in mm 3 8 9 52 3 8 9 52 3 8 9 52 outer diameter Gas tube in mm 5 8 15 88 5 8 15 88 5 8 15 88 Limit of tubing length ft 165 165 165 Outdoor unit is placed Limit of elevation higher ft o difference between the 2 units Outdoor unit is mE lower Max allowable tubing length at shipment E 100 100 100 73 oz ft a 0 43 b 0 43 b 0
50. 1 16 15 16 17 32 Unit inch Note snowy regions if there is concern that snow may enter the air discharge chamber remove the base of the chamber 10 screws before using For U 42PE S 1U6 unit 1 1 8 5 Rectangul ectangular hole A 42 29 32 21 5 32 Rectangular hole Rectangular hole 22 13 32 1 014332 13 32 1 Unit inch 1 67 Dimensions of Outdoor Unit with air discharge chamber field supply U 26PE S 1U6 U 36PE S 1U6 unit 1 Specifications 6 11 16 25 31 32 N N 1 2 Wind direction 1 2 1 4 N 2 a D b q x 1 ection L i N N i T 2 17 32 21 13 16 37 9 7 8 Wind direction 3 m Wind direction al 5 e 5 ES N T 5 lt A F rh n em Ot ne Imm Unit inch F E E U 42PE S 1U6 unit 4 5 16 6 11 16 25 31 32 Wind direction 2 cO
51. 230 110 Operating temperature Close 203 95 Refrigerant amount at shipment lbs R410A 4 2 1 9 High pressure switch x Set pressure OFF PSj 600 ON 456 Propeller Number diameter mm 1 0460 Air circulation Hi m h 3 000 Fan speeds Max 800 rpm Inverter drive control Fan motor Model No DAJ12 95B61A CR Source DC340 V 3 phase Noofpode 8 Nominal output W 90 Q RED WHT WHT BLK 30 5 RED Coil resistance Ambient temperature 20 C Safety device Operating temperature Open F C 284 140 Close F s Run capacitor VAC uF Heat exchanger Coil Aluminium plate fin Copper tube Rows fin pitch mm 1 1 6 Face area 0 675 1 29 1 Specifications 1 2 Major Component Specifications B Outdoor Unit MODEL No U 36PE1U6 Controller P C B Ass y CR CH4872R Microprocessor Control circuit fuse on the P C B FIL CH4872R 280 25 Compressor Model number C 7RVN153HOU Nominal output W 1 500 CC 650 0 665 R S 0 665 5 0 665 Compressor resistance Ambient temperature 25 Safety control Microprocessor safety devices Compressor Discharge Gas temperature control Comressor current detection circuit Overload protector Open C 230 110 Operating temperature Close F 203 95 case heater
52. 480 37 940 24 13 16 630 13 3 8 340 Indoor unit Outdoor unit 14 3 32 358 34 31 32 888 65 25 32 1 671 39 31 32 1 015 in kg Shipping volume DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 DB 67 WB Ambient temperature 95 DB 75 WB Heating Rating conditions Room temperature 70 DB 60 WB Ambient temperature 47 DB 43 WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F 15 F WB 17 1 1 Unit Specifications Low Silhouette Duct MODEL No PERFORMANCE Cooling Capacity minimum muximum BTU h 24 000 9 500 24 000 BTU Wh _________140 um ee ed ELECTRICAL RATINGS Voltage rating 208 Available voltage range VAC 187 253 Power input 17 F Back up Heater Maximum overcurrent protection Indoor Outdoor 13 6 2 600 15 0 2 600 15 30 Microprocessor Built in 0 F 3 and Automatic control Variable RCZ RTC2 Optional Wireless Remote Controller CZ RWSC1U Air deflection Horizontal Vertical Air filter Max head 2 33 64 above drain connection 25A OD32mm Rotary dB A Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING P 50 10 100 3 30 Outdoor unit is higher than indoor unit 100 30 between the two units Outdoor unit i
53. 88 F INDOORHEAT EXCH COIL 2 SOLENOID ON REVERSING CYCLE COIL 4 WAY TEMP OPERATION SEE ay BUTTON 1 Refer to 2 4 Outdoor Fan Speed Control 2 Refer to 2 2 Cold Draft Prevention Heating 1134 THS 19 2 Chart Summary and Explanations Once the compressor starts it keeps running for 5 minutes Once the compressor stops it will not start running again for 3 minutes If you change the operation mode HEAT COOL or FAN during the heating cycle the control circuit stops the compressor for 3 minutes For 5 minutes after the compressor is first turned on and for 3 minutes after it is turned off the compressor is not controlled by the room sensor When set on remote control sensor Thermo ON When room temperature is 2 F below the set temperature Compressor Thermo OFF When the room temperature is 2 F above the set temperature T 2 F Compressor OFF When set on body sensor NOTE In case of Body sensor operating temperature is shifted to setting temperature 7 F 2 Processes functions 2 2 Cold Draft Prevention Heating Cycle The cold draft prevention function controls indoor fan speed so a strong draft of cold air will not blow out before the indoor heat exchange coils have warmed up STANDBY shows on the remote controller when the indoor fan speed is LL very low or OFF This condition o
54. 9 14 174 2 27 0 1 21 1 Specifications 1 2 Major Component Specifications A Indoor Unit MODEL No x Om 230 208 VAC 1 phase 60 Hz Remote controller Supplied Optional Wired Wireless See Unit Specifications Controller P C B Ass y CR 26PU1U6 P Control circuit fuse 250 5 Fan Number diameter in mm Turbo 1 17 7 16 443 No of pole 230 V High rpm w Coil resistance Q BRW WHT 75 1 ORG YEL Ambient temperature 68 F WHT VIT 6 7 VLT VLT ORG 20 6 YEL BLK Safety device Operating temperature F 266 4 F F u 440 V 6 uF Heat exchanger Coil Aluminum plate fin Copper tube 8 20 0 762 Model No CZ 36KPU1U Auto louver motor MT8 Auto louver motor Rated V W rpm 240 3 W rpm Coil resistance Ambient temperature 77 F 16 430 Q 8 DATA SUBJECT TO CHANGE WITHOUT NOTICE Rows Fins per inch 2 14 9 14 174 2 27 0 1 22 1 Specifications 1 2 Major Component Specifications A Indoor Unit MODLNo Sowce _ 230 208V 1phase G0Hz ______ Remote controller Optional Supplied Number Dia and length in mm 1 O D 4 1 8 110 L39 990 No of pole 230 V High Nominal output WHT VT 4262 YEL PNK 115 9 VLT ORG 30 36 Ambient temperature 68 F Coil resistance BRW WHT 260 7
55. Ambient temperature 68 F nina aon Coil Aluminum plate fin Copper tube fe m 3 51 0 326 Auto louver motor 3C Auto louver motor Rated 240 VAC 3 W 3rpm Coil resistance Ambient temperature 77 F 16 430 Q 8 DATA SUBJECT TO CHANGE WITHOUT NOTICE je Rows Fins per inch 3 14 9 51 0 1 25 1 Specifications 1 2 Major Component Specifications A Indoor Unit MODEL No Remote controller Supplied Optional KFG4X 101C6P Source 230 208 1 phase 60 Hz No of pole 230 V High 4 1 099 Coil resistance Q BRW WHT 61 05 ORG YEL 13 23 Ambient temperature 68 F WHT 99055 YEL 19 25 VLT ORG 9576 BLK 10 81 Safety device Operating temperature i VAC u 440V 5 uF Heat exchanger Coil Aluminum plate fin Copper tube m 3 51 0 326 Auto louver motor Model No MT8 3C Auto louver motor Rated V W rpm 240 VAC 3 W 3rpm Coil resistance Ambient temperature 77 F 16 430 Q 8 DATA SUBJECT TO CHANGE WITHOUT NOTICE F 6 14 oF 174 2 27 F 3 14 51 0 1 26 1 Specifications 1 2 Major Component Specifications A Indoor Unit MODEL No Remote controller Supplied Optional in mm Centrifugal 4 5 29 32 150 5 2 of pole 230 High rpm Coil resistance BRW
56. Correction Graph According to Temperature Condition U 26PE1U6 U 26PS1U6 0 36 106 U 36PS1U6 U 42PE1U6 U 42PS1U6 Cooling capacity ratio maximum capacity Heating capacity ratio maximum capacity 9 E 9 gt gt 9 E D E LESE zz LJ 5 14 23 32 41 50 59 68 77 86 95 104109 F 5 15 10 5 0 5 10 15 20 25 30 35 40 43 CO Outdoor air intake temp Outdoor air intake temp WB Outdoor unit heating capacity correction coefficient during of frosting defrosting RH approximately 85 Outdoor intake air temperature as s me 10 cote 29 or oss vr oso vor o ves om vm 197 calculate the heating capacity with consideration for frosting defrosting operation multiply the heating capacity found from the capacity graph by the correction coefficient from the table above 1 50 1 Specifications 1 8 Noise Criterion Curves 4 Way Cassette Type MODEL S 26PU1U6 SOUND LEVEL HIGH 38 dB A NC 31 LOW 31 dB A NC 23 CONDITION Center Under the unit 4 9 ft SOURCE 208 230 V 1Phase 60Hz A
57. DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 12 1 1 Unit Specifications S E E R H S P F Region 4 BTU Wh ELECTRICAL RATINGS 1 Specifications Ceiling Type PERFORMANCE Capacity minimum muximum 172 BTWU h _______ gt External Static Pressure Voltage rating 208 Available range V VAC 187 253 A 156 173 2 880 V EM 172 4 Maximum overcurrent protection Indoor Outdoor EEE REFRIGERANT TUBING a between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter DIMENSIONS amp WEIGHT Indoor unit Outdoor unit Unit dimensions 7 17 32 190 30 23 32 780 51 3 16 1 300 37 940 26 3 8 670 13 3 8 340 Package dimensions Indoor unit Outdoor unit 9 7 16 240 34 31 32 888 54 19 32 1 387 39 31 32 1 015 Shipping volume cu ft m 3 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75
58. ON for 5 min E1 E2 lt 50 F PCB minutes Indoor heat exchanger temp rises although compressors are ON in cooling mode E2 gt 104 F P20 High pressure If MAX C1 C2 is 142 F or Recovery at restart 1 Refrigerant cycle protection trouble higher the compressor stops overload operation one The compressor restarts 2 Outdoor coil temperature three time and if the sensor 1 or C2 temperature does not decrease to less than 142 F the alert P20 is displayed P22 Outdoor unit fan Inverter stops after alarm is Recovery at restart 1 Position detection trouble motor trouble detected 2 Overcurrent protection e Inverter protection circuit at outdoor unit fan circuit was motor was activated activated or lock Check outdoor unit control was detected at PCB outdoor unit fan e Refer to outdoor unit fan motor judgment methods P26 Inverter protection Inverter stops after alarm is Recovery at restart 1 Stops immediately when circuit was activated or G Tr short circuit short time 0 8 s or less in inverter control detected Alarm is output when inverter stops pre trip consecutively 4 times 4 5 restarted e Layer short in the compressor 2 Check inverter control PCB Wiring trouble 4 Service procedures Remote controller alarm display 29 Alarm contents Current detection circuit trouble e AC current value is high even when compressor is stopped Judgment
59. Set pressure OFF PSi 600 ON 456 Propeller Number diameter mm 2 0460 Air circulation m h 6 000 Fan speeds Max 830 rpm Inverter drive control Fan motor Model No DAJ12 95B61B CR Source DC340 V 3 phase Noofpde 8 Nominal output w 90 Q RED WHT WHT 30 5 BLK RED Coil resistance Ambient temperature 20 C Safety device Operating temperature Open F 284 140 Close F Run capacitor VAC UF 230 60uF Heat exchanger Coil Aluminium plate fin Copper tube Rows inptch mm 2 2 0 Face area m 1 080 1 31 1 Specifications 1 2 Major Component Specifications B Outdoor Unit MODEL No U 26PS1U6 Controller P C B Ass y CR CH4872R Microprocessor Control circuit fuse on the P C B FIL CH4872R 280V 25A Compressor Model number C 7RVN153HOU Nominal output W 1 500 CC 650 0 665 R S 0 665 5 0 665 Compressor resistance Ambient temperature 25 Safety control Microprocessor safety devices Compressor Discharge Gas temperature control Comressor current detection circuit Overload protector Open C 230 110 Operating temperature lose spe F 203 95 case heater Refrigerant amount at shipment lbs kg R410A 4 2 1 9 High pressure switch Set pressure OFF PSi 600 ON PSi 456 Fan Propeller Number diameter mm 1 046
60. between the two units Outdoor unit is lower than indoor unit 50 15 outer diameter DIMENSIONS amp WEIGHT Unit dimensions 7 17 32 190 30 23 32 780 9 7 16 240 54 19 32 1 387 39 31 32 1 015 g lbs kg 8 9 0 253 130 0369 ___ cu ft m 3 8 9 0 253 13 0 0 369 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 DB 60 WB Ambient temperature 47 DB 43 WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 10 1 1 Unit Specifications Ceiling Type MODEL No PERFORMANCE Capacity minimum muximum 31 200 9 500 31 200 37 400 8 000 37 400 17 F 21 000 Pints 10 0 in BTU W ELECTRICAL RATINGS 2 2 1100 930 750 5 zm 5 O lt 5 17 F O W 2470 2470 Back upHeater 2 Ul REFRIGERANT TUBING ee between the two units Outdoor unit is lower than indoor unit 50 15 outer diameter DIMENSIONS amp WEIGHT Indoor unit Outdoor unit Unit dimensions 9 7 16 240 30 23 32 780 62 1 32 1 575 37 940 26 3 8 670 13 3 8 340 Indoor unit Outdoor unit 12 15 32 317 34 31 32 888 in mm 66 1 16 1 678 39 31 32 1 015 31 1 16 789 16 3 32 409
61. combination with DIP switch S003 to set up to 30 systems The setting can be made as high as 39 however all settings above 30 are handled as 30 for control For details refer to Table 1 system addresses duplicated the same address exists more than once LED 1 the outdoor unit control PCB lights up and alarm L04 is displayed on the remote con troller S003 DIP switch 2P blue System address 10s digit and 20s digit place setting switch When setting 10 systems or more set this switch in combination with 5002 For 10 19 systems set 10s digit place to ON For 20 29 systems set 2P 20s digit place to ON and set 1P 10s digit place to OFF For 30 systems set both 1 10s digit place and 2 20s digit place to ON For details refer to Table 1 S005 Refrigerant recovery switch red button switch Press this switch to perform refrigerant recovery control using cooling operation The indoor unit fan will operate at HIGH and 55 Hz for a maximum of 10 minutes When refrigerant recovery is completed close the valves and press this switch to stop the operation Test CN036 2P plug red Pin used for PCB inspection at the factory EXCT CN026 plug red Can be used for demand control The operating ranges are shown in the table Operating 2P and 1P and 3P range normal at shipment from factory 1 rated capacity i 7
62. in 4 directions front rear right and down e he service valves are housed inside the unit access them remove the inspection panel To remove the inspection panel remove the 3 screws then slide the panel downward and pull it toward you 1 If the routing direction is through the front rear or right use a nipper or similar tool to cut out the knockout holes for the inter unit control wiring outlet power wiring outlet and tubing outlet from the appropriate covers A and B 2 If the routing direction is down use a nipper or similar tool to cut out the lower flange from cover A e Route the tubing so that it does not contact the compressor panel or other parts inside the unit Increased noise will result if the tubing contacts these parts e When routing the tubing use a tube bender to bend the tubes 1 74 1 Specifications Drain port 2 locations 6 11 16 25 63 64 8 5 8 5 29 32 ka 19 32 14 61 64 25 32 37 1 64 Anchor bolt M10 Unit inch Fig 1 10 Inter unit control wiring outlet Inspection panel 5 Indoor Unit SELECTING THE INSTALLATION SITE 5 1 Indoor Unit AVOID areas where leakage of flammable gas may be expected places where large amounts of oil
63. line 3 8 Flare connection 2 Refrigerant gas line 5 8 Flare connection Upper drain port O D 1 1 4 4 Bottom port O D 1 1 32 Suspension lug 6 Power supply inlet conduit size 1 2 Fresh air intake port 25 29 32 Flange for the flexible air outlet duct 27 7 8 9 Tube cover Electrical component box 07 Flange for the air intake duct option or field supply 1914 U I 1 43 1 Specifications 1 4 Dimensional data Indoor unit Low Silhouette Duct Type 36 Type N Oy TL T N SY D 6 5 16 31 32 m 3 1 3 16 3 4 1 2 31 32 24 13 16 3 11 32 EN O ABRAS S x D 89 g ng k D 10 1 4 _ 15 16 z outlet duct 3 4 1 7 32 54 11 32 9 116 P x 6 56 25 32 Air outlet duct flange 61 13 32 Suspension bolt pitch Dimension inch CD Refrigerant liquid line 3 8 Flare connection 2 Refrigerant gas line 5 8 Flare connection 3 Upper drain port O D 1 1 4 4 Bottom drain port O D 1 1 32 5 Suspension lug 6 Power supply inlet conduit size 1 2 7 Fresh air intake port 25 29 32 Flange for the flexible air outlet duct 27 7 8 Tube cover Electrical component box Flange for the air intake duct option or field supply 1915 U I 1 44 1 Sp
64. mist exist direct sunlight locations near inverter lamps which may affect the performance of the unit locations near heat sources which may affect the performance of the unit locations where external air may enter the room directly This may cause sweating on the air dis charge ports causing them to spray or drip locations where the remote controller will be splashed with water or affected by dampness or humidity installing the remote controller behind curtains or furniture locations where the receiver in the indoor unit is exposed to the inverter lamp light Faulty operation of the unit occurs DO select an appropriate position from which every corner of the room can be uniformly cooled select a location where the ceiling is strong enough to support the weight of the unit select a location where tubing and drain pipe have the shortest run to the outdoor unit allow room for operation and maintenance as well as unrestricted air flow around the unit install the unit within the maximum elevation difference above or below the outdoor unit and within a total tubing length L from the outdoor unit as detailed in the installation instructions packed with the outdoor unit allow room for mounting the remote controller about 3 ft off the floor in an area that is not in direct sunlight nor in the flow of cool air from the indoor unit Air delivery will be degraded if the distance from the floor to th
65. proof ducting be provided with a platform and snow proof duct a The outdoor fan may not run and damage to the unit may occur b There may be no air flow C The tubing may freeze and burst d The condenser pressure may drop because of strong wind and the indoor unit may freeze 3 4 Precautions for Installation in Heavy Snow Areas 1 The platform should be higher than the max snow depth Fig 1 8 2 The 2 anchoring feet of the outdoor unit should be proof ducting proof ducting used for the platform and the platform should be Low platform High platform installed beneath the air intake side of outdoor unit Fig 1 8 3 The platform foundation must be firm and the unit must be secured with anchor bolts 4 In case of installation on a roof subject to strong wind countermeasures must be taken to prevent the unit from being blown over 1 Specifications 3 5 Dimensions of Wind Ducting Reference diagram for air discharge chamber field supply For U 26PE S 1U6 U 36PE S 1U6 unit Air discharge chamber 257 Air discharge chamber MN ih 21 13 1 gt 3 16 ge 25 32 25 32 69 gt gt 1 O s N 9 Rectangular hole both sides lt N q LO 5 5 32 om 9 27 32 gt 9 27 32 21 13 16 1
66. screws at o 3 locations also on reverse side Y 1 13 16 Fastened by screw at 15 9 32 1 5 8 gt e 1 location also reverse side Unit inch 1 70 1 Specifications Dimensions of outdoor unit with snow proof vents field supply U 26PE S 1U6 U 36PE S 1U6 unit 30 5 64 7 3 64 Wind direction Wind direction A a cx 16 d CN CN i LO CN x co T Tr Y Wind direction Wind direction o JL JL 11 57 64 37 1 64 Wind direction 16 47 64 Wind direction 30 45 64 Unit inch U 42PE S 1U6 unit 30 5 64 7 3 64 Wind direction Wind direction JL Jb 1 cO i5 EM q e Wind direction Wind direction al a mo D CN 37 1 64 11 57 64 1 5 Wind direction ed st CN T EL Y Wind direction Unit inch 1 71 1 Specifications Reference diagram for snow proof vents 1 Space requirements for setting 1 U 26PE S 1U6 U 36PE S 1U6 U 42PE S 1U6 Obstacle to the rear of unit Obstacle to the front of unit Top is open is open 1 Single unit installation 2 Obstacles on both sides 1 Single unit instal
67. the air inlet or the sharp aluminum fins of the outdoor unit You may get injured Ventilate any enclosed areas when installing or testing the refrigeration system Escaped refrigerant gas on contact with fire or heat can produce dangerously toxic gas Confirm after installation that no refrigerant gas is leaking If the gas comes in contact with a burning stove gas water heater electric room heater or other heat source it can cause the generation of poisonous gas 6 A Others CAUTION Do not touch the air inlet or the sharp aluminum fins of the outdoor unit You may get injured Do not sit or step on the unit you may fall down accidentally Do not stick any object into the FAN CASE You may be injured and the unit may be damaged 5 This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions m
68. the thermostat does not control iE switch button system Fig 1 94 After the test sure to reset switch 1 back to the OFF position and check that no indicator lamps are blinking This receiver includes a 60 minute automatic OFF timer function in order to prevent continuous test run of 4 way Cassette type test run operation is not possible without the ceiling panel installation Toprotect the air conditioner from overloading the outdoor unit will not start running for 3 minutes after power is applied or the air conditioner is turned off and then back on e When air conditioner fails to start the test run 1 or more of the 3 alarm indicator lamps on the indoor unit will flash See next section e When the DIP switch is setto TEST ON temperature control from the wireless remote controller is disabled Do not use this setting at any time other than for the test run Doing so will place an excessive load on the system avoid placing an excessive load on the equipment use this function only when conducting the test run 1 104 1 Specifications 7 11 Misoperation Alarm Indicators Alarm indicator lamps on the indoor unit indicate the error cause if the air conditioner fails to operate upon being switched on The possible alarm indications are given in Table 1 9 Fig 1 95 shows the location of the alarm lamps on the indoor unit See Table 1 9 an
69. the tubing be sure to use 2 adjustable Tube diameter in wrenches or spanners Fig 1 115 120 160 in Ibs If the flare nuts are over tightened the flare 91 4 6 35 mm 140 180 kgf cm damaged which could result refrigerant leakage and cause injury or asphyxiation to 340 420 kgf cm room occupants 01 2 12 7 mm o a om 10 032 e When removing or tightening the gas tube flare nut use 2 adjustable wrenches together one at 05 8 15 88 mm 990 710 in lbs t0 04 680 820 kgf cm the gas tube flare nut and one at part A Fig 1 116 Because the pressure is approximately 1 6 times higher than conventional refrigerant pressure the use of ordinary flare nuts type 1 or thin walled tubes may result in tube rupture injury or asphyxiation caused by refrigerant e For the flare nuts at tubing connections be sure to use the flare nuts that were supplied with the unit or else flare nuts for R410A type 2 The refrigerant tubing that is used must be of the correct wall thickness as shown e In order to prevent damage to the caused by in the table at right over tightening of the flare nuts use the table above as a guide when tightening When tightening the flare nut on the liquid tube use adjustable wrench with a nominal handle length of 7 7 8 in 1 119 Do not use to tighten the stem caps Doing so may damage the val
70. were in use before replacement The existing EEPROM is not changed and is connected to the new control PCB 6 2 6 Test run ON Power must be turned ON at least 5 hours before attempting test run Power mains switch Fig 6 1 Liquid tube Fig 6 2 6 Test run B U1 K1 T1 F1 Type 6 2 Caution This unit may be used in a single type refrigerant system where 1 outdoor unit is connected to 1 indoor unit The indoor and outdoor unit control PCBs utilize a semiconductor memory element EEPROM The settings required for operation were made at the time of shipment Only the correct combination of indoor and outdoor units can be used This test run manual describes primarily the procedure when using the wired remote controller 6 3 Test Run Procedure Recheck the items see IV 4 to check before the test run Check the combination wiring of indoor and See 1 98 outdoor units Turn ON the indoor and outdoor power NO Check the warning code Automatic address YES Set the remote controller to test run See 6 4 Has the test run been NO Refer to Table of Self Diagnostic Functions and Corrections to completed check the system YES Note Check the indoor side drainage Return the remote controller to normal control Fig 6 3 6 Test run 6 4 Items to Check Before the Test Run 1 Turn the breaker ON at least 12 hours in advan
71. where the remote controller signal can be received is approximately 26 ft however this distance is only a guide The actual distance may vary somewhat depending on battery capacity and other conditions Make sure there are no obstructions which can block the signal between the remote controller and the receiver When the remote controller signal is received correctly the indoor unit beeps It beeps twice only when operation is started 111 Receiver Wireless Remote Controller Do not drop throw or wash the remote controller Do not place the remote controller in a location exposed to direct sunlight or near a stove or similar appliance 7 21 3 Test run Using the controller For S 26PK1U6 Controller 1 Slide the main unit controller switch from to TEST an The outdoor unit will not operate for approximately 3 minutes after EL OFF the power is turned or after operation is stopped 2 All indicator lamps on the display blink while test run is in progress 3 Temperature control is not possible during the test run 4 If normal operation is not possible the lamps on the display will indicate the problem Refer to 7 24 Diagnosis Table 5 After the test run is completed move the controller switch from TEST to ON and verify that the indicator lamps stop blinking A 60 minute automatic OFF timer function is included in ord
72. with intakes facing intakes or outlets facing outlets More than 15 3 4 More than 59 1 16 More than 78 3 4 Unit inch CAUTION The front and both sides must remain open 1 69 1 Specifications 3 6 Dimensions of Snow Ducting Reference diagram for snow proof vents field supply For U 26PE S 1U6 U 36PE S 1U6 unit 55 Unit sides reinforcement brackets for snow proof vent Fastened by screws at 13 locations 3 4 s 25 13 32 3 3 11 29 32 _17 15 32_ 5 3 31 32 LO LO N D 9 NE LA 9 9 E B E 3 Fastened screws locations E also reverse side Y Unit anchor hole 5 8 6 27 hole m Fastened by screw at 1 1 21 32 28 3 4 location also reverse side 30 11 16 Unit inch For U 42PE S 1U6 unit Unit top snow proof vent Fastened by screws at 13 locations Unit left side Unit right side i 30 3 32 Unit reverse side Unit sides reinforcement brackets for snow proof vent a 25 13 32 a 17 15 32 e d LO cO 5 d 5 5 a A 9 2 d Y Y co M S Fastened by
73. 0 Air circulation Hi m h 3 000 Fan speeds Max 800 rpm Inverter drive control Fan motor Model No DAJ12 95B61A CR Source DC340 V 3 phase No of pole 8 Nominal output W 90 Q RED WHT WHT BLK 30 5 BLK RED Coil resistance Ambient temperature 20 C Safety device Operatingtemperatue Open F C 284 140 Close F Run capacitor VAC UF Heat exchanger Coil Aluminium plate fin Copper tube Rows fin pitch mm 1 1 6 Face area 0 675 1 32 1 Specifications 1 2 Major Component Specifications B Outdoor Unit MODEL No U 36PS1U6 Controller P C B Ass y CR CH4872R Microprocessor Control circuit fuse on the P C B FIL CH4872R 280 25 Compressor Model number C 7RVN153HOU Nominal output 1 500 CC 650 0 665 R S 0 665 5 0 665 Compressor resistance Ambient temperature 25 Safety control Microprocessor safety devices Compressor Discharge Gas temperature control Comressor current detection circuit Overload protector Open F 230 110 Operating temperature Close F C C 203 95 Crank case heater Refrigerant amount at shipment Ibs kg R410A 6 2 2 8 High pressure switch Set pressure OFF PSi 600 ON PSi 456 Fan Propeller Number diameter mm 1 460 Air circulation Hi m h 3 300 Fan speeds 830 rpm Inverter drive control
74. 0 s Aoede 100pu e pefedopg ig a se yal ye se e 191 ye se e 00 SI jioedeo Joopu e p eldsip 3 3 1 Specifications 100 SI 9116 se oues e a ye se e 10 1 9 J00pino 400pU e Je Se SWES e Je Se WES e 9 ye se e pajoeuuoo 100 SI 20 SI 10 e pejoeuuoo jou SI 1 Je Se e 19 10 000 se 195 519101409 1 e p eldsip 6 0 3 1oopul UOISSILUSUEJ S 203 39 16 Se OWLS e 3191 1e se e JOU s e Anoeuoo JOU si Awe 129 405 Joopul 91 119 JOU s 1 e pejoeuuoo JOU SI e pejoeuuoo pejoeuuoo 10 5110102 SI 041009 19 e 100 SI JO n2 SI 041009 1Iun 19 U e
75. 1 Check inter unit control abnormal signal from including failure to verify No recovery wiring indoor unit of units 2 Check outdoor unit Outdoor unit sending Serial signal sending failure Automatic 1 Check inter unit control failure to indoor unit recovery wiring 2 Check outdoor unit control PCB Settings failure Duplicated master unit in Recovery at power 1 Check inter unit control simultaneous operation multi reset wiring control 2 Check indoor unit Detected by outdoor unit combination Automatic address Indoor unit capacity too low Recovery at power Check inter unit control setting failure reset wiring 2 Check outdoor unit control PCB Automatic address Indoor unit capacity too high Recovery at power 1 Check inter unit control setting failure reset wiring 2 Check outdoor unit control PCB Automatic address Outdoor unit cannot receive Recovery at power 1 Check inter unit control setting failure any serial signals from indoor reset wiring units 2 Check outdoor unit control PCB E31 Communications No communication possible Automatic recovery Check outdoor unit control trouble within unit with MDC for 3 minutes or PCB longer H01 Overcurrent Inverter stops after alarm is Recovery at restart 1 Refrigerant cycle trouble detected overload operation 2 Loose screws between HIC control PCB and radiating plate 3 Cooling failure of radiating p
76. 1 Types 5P terminal board 112 0102 Unit Remote supply control control Line Line 1 Type 5P terminal board ED E DIED L1 L2 U1 U2 Power Unit Remote supply control control Line Line 1 Specifications Loose wiring may cause the l TIG Wite terminal to overheat or result in unit malfunction A fire Q Ring hazard may also exist 5 Therefore ensure that all B terminal 0 wiring is tightly connected When connecting each power wire to the corresponding terminal follow the instructions on How to connect wiring Fig 1 1 to the terminal and fasten the wire securely with the fixing screw of the terminal plate Special washer Screw 77 How to Connect Wiring to the Terminal Ring pressure a D Screw and terminal Special washer For stranded wiring LD Terminal plate Ring 1 Cut the wire end with a wire cutter or wire cutting pressure pliers then strip the insulation to expose the stranded i terminal wiring about 3 8 in Fig 1 1 Wire 2 Using a Phillips head screwdriver remove the terminal Fig 1 2 screw s on the terminal plate 3 Using a ring connector fastener or pliers securely clamp each stripped wire end with a ring pressure terminal Fig 1 1 4 Place the ring pressure terminal and replace and tighten the removed terminal screw using a screwdriver Fig 1 2 1 62
77. 10 or 3 8 field supply It is important that you use extreme care in supporting the indoor unit inside the ceiling Ensure that the ceiling is strong enough to support the weight of the unit Before hanging the unit test the strength of each attached suspension bolt Ceiling tiles Ceiling support 1 When placing the unit inside the ceiling determine the pitch of the suspension bolts referring to the dimensional data on the previous page Fig 1 68 Tubing must be laid and connected inside the Fig 1 70 ceiling when suspending the unit If the ceiling is already constructed lay the tubing into position for connection to the unit before placing the unit inside the ceiling Nuts and washers 2 Screw in the suspension bolts allowing them to 2 sets protrude from the ceiling as shown in Fig 1 69 Cut the ceiling material if necessary 3 Thread the 2 hexagonal nuts and washers field supply onto the 4 suspension bolts as shown in Figs 1 71 and 1 72 Use 2 sets of nuts and wash ers upper and lower so that the unit will not fall off the suspension lugs Fig 1 71 Suspension bolt Hexagonal nut Fig 1 72 1 Specifications Fig 1 73 shows an example of installation Bolt anchor Suspension bolt Air intake grille 6 24 Installing the Drain Piping 1 Prepare standard hard PVC pipe for the drain and use the supplied hose band to prevent water lea
78. 110H1N02 SS3T13MIA ZU2 51874 1440 39110441 05 310 34 SSATSYIM YOLSINYSHL HILIMS 310NW3H H311D41NO2 uO0QN 35 AV13H __ CSS 3 1102 HOON HOLSIWHSHL 1102 YOOONI yOLSIWYSHL HOLSINYSHL NOOY HOLIMS 190713 564 Nivud 0 H3NHDAJSNVHI 0112 4 2 401934049 HOION HODON 1567 4010 HODGNI __________ 19152530 108 00 120 1525 2 J8 LINQ LINA in OL IR Hd zH08 80 0 3 9 3 Electrical data 3 2 Outdoor Units U 26PE1U6 en GO o i b E 1 l co BOB m 9 mm mim z zS lt ow x lt ov m lt lt lt lt mm Dmi mr x crm wD 20 C lt sio lt lt lt cb 410 aL IH0LOM 20 3504 23513 039 318 034 LHW 1394 LHM IH 2 B 08290 H CACI 192 12 039 119 NYO a E B E JIH I m 2 lt 1 20 rg LHM LHM 033 718 ANd 98 931 1 avni nyar Olaa oO 2
79. 3 Black red 30 400 Motor position detection circuit resis tance is OK if it is as shown below Disconnect connector CNOO3 and measure on the plug side 1 Grey yellow 100 or more or open 2 Grey blue 100 or more or co open 3 Grey orange 100 k or more co open Yes Fan motor is OK outdoor unit Fan motor trouble control PCB has failed Replace Replace Note In the case of a GND circuit failure inside the motor the results of the above check may be OK If operation is not OK after the outdoor unit control PCB has been replaced then replace the outdoor unit fan motor 4 Service procedures 5 Alarms F04 F06 F07 F08 127 Sensor trouble Are connectors CN020 021 022 023 and 024 TD TO C1 C2 and TS sensors connected correctly to the outdoor unit control PCB No Correct the connector connections Yes Are the TD TO C1 C2 and TS sensor resistance characteristics OK No Replace the TD TO C1 C2 or TS sensor Refer to 4 4 Table of Thermistor Characteristics Yes Check the outdoor unit control PCB Replace if PCB has failed Sensor Temperature Display Function Displayed both when operating and stopped e The below check procedure can be used to display all remote controller indoor unit and outdoor unit sensortemperatures lt Check proced
80. 4 e f wall 1 is on the outlet side Fig 1 4 or if obstructions are present on all 3 sides 2 3 and 4 Fig 1 4 then the minimum distance for and is 80 Fig 1 5 Even if there is no wall on the outlet side a minimum of 3 3 ft is required Installation requirements provide a solid base concrete block 4 x16 beams or equal a minimum of 6 above ground level to reduce humidity and protect the unit against possible water damage and decreased service life Fig 1 6 e use lug bolts or equal to bolt down unit reducing vibration and noise 1 65 Anchor bolts 4 pieces 1 Specifications 3 2 Air Discharge Chamber for Top Discharge Be sure to install an air discharge chamber in the field when e it is difficult to keep a space of min 20 between the air discharge outlet and an obstacle e the air discharge outlet is facing a sidewalk and discharged hot air may bother passers by Refer to Fig 1 7 3 3 Installing the Unit in Heavy Snow Areas In locations with strong wind snow proof ducting should be fitted and direct exposure to the wind should be avoided as much as possible ll Countermeasures against snow and wind In regions with snow and strong wind the following problems may occur when the outdoor unit is not provided In regions with significant snowfall the outdoor unit should with a platform and snow
81. 4 units connected 5 4 5 Outdoor unit maintenance remote control 2 7 segment 4 digit display for remote controller timer display The connected unit Nos are displayed as shown below using the 7 segment 4 digit 88 colon display and the Display for unit Nos 1 20 Not lit Not lit Not lit Not lit Meaning of display colon 6 11 16 0 pd 13 Er 19 7 adi 12 Be Le Kd 77 10 iA V 15 lll V 20 Lit Lit Lit Lit is not displayed 9 Display for unit Nos 21 40 Not lit Not lit Not lit Not lit Meaning of display colon 21 26 36 b b 9 4 pe 22 27 2 E 25 lli V 30 ll V 35 lll V 40 1 20 121 40 41 60 61 80 The meaning of the display changes the same allowing unit Nos up 80 to be displayed Sample displays of the unit Nos of connected indoor units Display of unit No 1 lt a GR lt Display of unit Nos 1 and 2 e Display of unit Nos 1 2 and 3 e Display of unit Nos 1 2 3 and 4 The colon display changes automatically every 10 seconds The display does not change if higher unit numbers do not exist Pressing the button switches the display immediately to the next higher level even if 10 not passed 3 The total compressor operating time is displayed in 1 hou
82. 43 No additional charge of compressor oil is necessary 1 f total tubing length becomes 100 to 165 ft charge additional refrigerant by 0 43 oz ft Table 1 3 List of Connection Tube Sizes Type capacity of indoor units 26 42 Gas tube 65 8 Liquid tube 3 8 Amount of additional charge per 1 ft 1 Specifications 1 This unit requires no additional refrigerant charge up to 100 ft tubing length of more 100 ft additional refrigerant charge is required to Table 1 3 2 In case of multi type installation indoor units should be installed within the same room If multi type indoor units are installed in different rooms temperature control may develop problems because thermostat operation must follow the thermostat condition of 1 indoor unit only the main unit Always check the gas density for the room in which the unit is installed 2 Check of density limit The room in which the air conditioner is to be installed requires a design that in the event of refrigerant gas leaking out its density will not exceed a set limit The refrigerant R410A which is used in the air conditioner is safe without the toxicity or combustibility of ammonia and is not restricted by laws imposed to protect the ozone layer However since it contains more than air it poses the risk of suffocation if its density should rise excessively Suffocation from leakage of refri
83. 5 0 75 P03 Pre trip P20 xt 0 75 0 25 Pre trip other xt Alternate blinking during alarms LED 1 blinks M times then LED 2 blinks N times The cycle then repeats 2 3 Halarm 4 alarm 5 F alarm 6 L alarm Alarm No Refer to 1 Examples of alarm display below Automatic address setting Automatic address setting in progress Blinking alternately Automatic address setting alarm E15 0 25 0 Blinking simultaneously Automatic address setting alarm E20 0 75 0 Blinking simultaneously Automatic address setting alarm Other than E15 and E20 Blinking simultaneously O ON xt Blinking 0 25 0 75 indicates that the lamp illuminates for 0 25 seconds and then is OFF for 0 75 seconds Unless otherwise indicated the blinking is 0 5 0 5 OFF 3 Examples of alarm display other than E15 E16 and E20 Alarm Display 1 lt Alternately LED2 Blinks 2 times Blinks 3 times ic 9 Blinks 5 times Blinks 31 times Blinks 3 times xt Blinks 1 times Blinks 5 times 3 Blinks 7 times Note Blinks 6 times Blinks 13 times This table shows example alarms Other alarms E Blinks 4 times 3 Blinks 4 times may also be displayed 4 4 4 2 Symptoms and Parts to Inspect 4 Service procedures Remote controller Judgment condition Clear condition alarm display P03 Abnormal discharge Stops when
84. 8 15 88 1 46 1 Specifications 1 4 Dimensional Data Outdoor Unit U 42PE1U6 U 42PS1U6 6 11 16 26 421 64 gt E 1 31 32 x 1 31 32 13 3 8 48 27 64 Dimension inch 1 Hole for anchor bolt 4 86 5 Anchor bolt M10 2 Refrigerant tube joint liquid line tube Flare connection 3 8 in 9 52 mm 3 Refrigerant tube joint gas line tube Flare connection 5 8 in 15 88 mm 4 Refrigerant tubing inlet knock out hole 5 Power supply inlet knock out hole 038 29 019 016 1 47 1 Specifications 1 5 Refrigerant Flow Diagram Outdoor Unit U 26PE1U6 U 26PS1U6 Indoor Unit 26 30 36 Types U 36PE1U6 U 36PS1U6 A 1 uu cx Compressor Accumiator x a 4 x O GD line Service valve 0588 _ zd 4o o E xt seria e High pressure E switch x O x x TN Muffler exchanger 4 way ssa Heat SEGUSROOI Distributor 7 Freeze prevention coil Attached to the heat exchanger
85. B Ambient temperature 17 F DB 15 F WB 14 1 1 Unit Specifications H S P F Region 4 BTU Wh ELECTRICAL RATINGS 1 Specifications Ceiling Type PERFORMANCE Capacity minimum muximum 172 BTU h _______ _________ External Static Pressure F w Voltage rating V 208 Available voltage range V VAC 187 253 Max Running amperes A 23 3 N 4 140 17 F Back up Heater k REFRIGERANT TUBING __________ ________ 620 Maximum overcurrent protection Indoor Outdoor fo ee es t m 65 50 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter m 5 8 1588 J Indoor unit Outdoor unit 9 7 16 240 48 7 16 1 230 62 1 32 1 575 37 940 26 3 8 670 13 3 8 340 Package dimensions Indoor unit Outdoor unit 12 15 32 317 52 3 8 1 330 66 1 16 1 678 39 31 32 1 015 31 1 16 789 16 3 32 409 Ibs 84 38 220 100 Shipping weight Ibs kg 97 44 240 109 Shipping volume 14 8 0 420 19 5 0 552 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 DB 60 WB Ambient temperature 47 DB 43 WB Low temp conditions
86. Booster cable Fan motor Booster cable Fan motor socket At shipment Booster cable installed Fig 1 80 Indoor Fan Performance 26 Type 200 Pa 150 100 External Static Pressure Air Flow CFM Air Flow CFM HT Using the booster cable H At shipment Fig 1 81 1 97 1 Specifications 6 27 When Installing the Indoor Unit Confirm that the indoor unit should be installed in a horizontal position Use the level gauge or vinyl tube and check every four corner of the unit is in horizontal If the air outlet duct flange is positioned with downward gradient there is in danger of water splash or drainage Also dust may sometimes be contaminated inside the drain pan caused by the residual drain water Install the air outlet duct flange side in horizontal or upward and within the range of 3 8 in the upward direction Never install it with a downward gradient against horizontal Level gauge Make sure to confirm that the unit is in horizontal at the position of the ceiling mount hanger by x using a level gauge or vinyl tubing Prohibited Prohibited Fig 1 82 6 28 Required Minimum Space for Installation and Service If the ceiling tiles cannot be removed provide the opening holes on the lower side of the indoor unit for removing the unit in order to maintain and clean the drain pan an
87. Fig 1 18 Ensure the drain pipe has a downward gradient 1 100 or more and that there are no water traps CAUTION Do not install an air bleeder tube as this may cause water to spray from the drain tube outlet Fig 1 19 If it is necessary to increase the height of the drain pipe the section directly after the connec tion port can be raised a maximum ot 19 1 2 Do not raise it any higher than 19 1 2 as this could result in water leaks Fig 1 20 Do not install the pipe with an upward gradient from the connection port This will cause drain water to flow backwards and leak when the unit is stopped Fig 1 21 Do not apply force to the piping on the unit side when connecting the drain pipe The pipe should not be allowed to hang unsupported from its connection to the unit Fasten the pipe to a wall frame or other support as close to the unit as possible Fig 1 22 Provide insulation for any drain pipe that is run indoors Refer to E SUPPLEMENT ON DRAIN PIPING Transparent part for Hose band checking drainage supplied 1 Specifications Adhere with PVC adhesive pL ef rrr E E A MAAA y 7 Drain hose PVC pipe Packing Drain hose adapter not supplied supplied supplied supplied Fig 1 17 Drain insulator supplied Fig 1 18 Air bleeder LC Fig 1 19 11 or less as short as possible 19 1 2
88. ONS DTE TOIT 6 4 6 7 Table of Self Diagnostic Functions and Corrections 01 T1 F1 Type 6 5 6 8 Examples of Wiring Diagram s 6 6 6 1 6 TEST RUN 6 1 Preparing for Test Run Before attempting to start the air conditioner check the following 1 All loose matter is removed from the cabinet espe cially steel filings bits of wire and clips 2 The control wiring is correctly connected and all electrical connections are tight 3 The protective spacers for the compressor used for transportation have been removed If not remove them now 4 The transportation pads for the indoor fan have been removed If not remove them now 5 The power has been supplied to the unit for at least 5 hours before starting the compressor The bottom of the compressor should be warm to the touch and the crankcase heater around the feet of the com pressor should be hot to the touch Fig 6 1 6 Both the gas and liquid tube service valves are open If not open them now Fig 6 2 7 Request that the customer be present for the trial run Explain the contents of the instruction manual then have the customer actually operate the system 8 Be sure to give the instruction manual and warranty certificate to the customer 9 When replacing the control PCB be sure to make all the same settings on the new PCB as
89. ONTINUOUS NOISE i NOISE 1 63 125 250 500 1000 2000 4000 8000 60 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz BAND CAENTER FREQUENCIES Hz MODEL U 42PE1U6 U 42PS1U6 SOUND LEVEL 53 dB A NC 50 CONDITION Distance 3 3 ft Height 3 3 ft SOURCE 230 208 V 1 Phase 60 Hz 90 80 70 60 50 40 30 0 0002 ubar 20 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE T OCTAVE BAND SOUND PRESSURE LEVEL dB 0dB peo em J 2 ae I 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz REMARKS 1 Value obtained in the actual place where the unit is installed may be slightly higher than the values shown in this graph because of the conditions of operation the structure of the building the background noise and other factors 2 The test results were obtained from an nechoic room To evaluate Noise level the maximum number of the measured OCTAVE BAND SOUND PRESSURE LEVEL is used Read the number on each BAND CENTER FREQUENCIES horizontal axis ranging from 63 Hz to 8000 Hz and select the maximum value vertical axis among them 1 55 1 Specifications 1 9 Increasing the Fan Speed Electrical component box If external static pressure is too great due to long extension of ducts for example the air flow volume may drop too low at each air outlet This problem may be solved by increasing the fan spee
90. PT1U6 SOUND LEVEL HIGH 40 dB A NC 34 SOURCE 0 0002 ubar MODEL SOUND LEVEL HIGH 47 dB A NC 40 60 0 0002 ubar LOW 36 dB A 26 CONDITION Distance 3 3 ft Under the unit 3 3 ft 208 230 V 1 Phase 60 Hz 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz 1221_X_I S 42PT1U6 LOW 38 dB A NC 32 CONDITION Distance 3 3 ft Under the unit 3 3 ft SOURCE 208 230 V 1 Phase 60 Hz 27 N 555 RSS NER A Adel sl aa 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz 2114 MODEL 1 Specifications S 36PT1U6 SOUND LEVEL HIGH 46 dB A 39 LOW 37 dB A NC 31 CONDITION Distance 3 3 ft Under the unit 3 3 ft SOURCE 208 230 V 1 Phase 60 Hz 0 0002 ubar OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 1 53 CONTINUOUS NOISE 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz 2113_X_I 1 Specifications 1 8 Noise Criterion Curves Low Silhouette Duct Type MODEL S 26PF1U6 MODEL S 36PF1U6 SOUND LEVEL HIGH 34 dB A NC 22 LOW 27 dB A NC 18 SOUND LEVEL HIGH 38 dB A NC 30 LOW 31 dB A NC 21 CONDITION Under the unit 4 9 ft CONDITION Under the unit 4 9 ft SOURCE 208 230 V 1 Phase 60 Hz SOURCE 208 230 V 1 Phase 60 Hz 60 HH 50 HHS HHH HHHH 40
91. Panasonic TECHNICAL DATA amp SERVICE MANUAL n410A CIN VERTER Indoor Unit Outdoor Unit Shows S 26PU1U6 Shows U 26PE1U6 Outdoor Units Units 29 3 2 U 26PE1U6 U 36PE1U6 U 42PE1U6 Cooling Heating Single Remarks s s EIE pe mem oo m 85464849303001 REFERENCE NO SM830203 01 IMPORTANT Please Read Before Starting This air conditioning system meets strict safety and oper ating standards As the installer or service person it is an important part of your job to install or service the system so it operates safely and efficiently For safe installation and trouble free operation you must Carefully read this instruction booklet before beginning Follow each installation or repair step exactly as shown Observe all local state and national electrical codes Pay close attention to all warning and caution notices given in this manual If Necessary Get Help These instructions are all you need for most installation sites and maintenance conditions If you require help for a special problem contact our sales service outlet or your certified dealer for additional instructions This symbol refers to a hazard or unsafe practice which can result in severe personal injury or death This symbol refers to a hazard or unsafe practice which can result in personal injury or product or property damage In Cas
92. Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 15 1 1 Unit Specifications Low Silhouette Duct MODEL No PERFORMANCE Capacity minimum muximum 17 F 1 Moisture removal High 77 BrU Wh 140 90 ELECTRICAL RATINGS Optional Wireless Remote Controller CZ RWSC1U Max head 2 33 64 in above drain connection 25A OD32mm Rotary dB A 94 80 27 _______ Electronic Expansion Valve MOV _____ eem Hp cg 165 ____________10 100 3530 2 Outdoor unit is higher than indoor unit 100 30 50 10 100 3 30 Outdoor unit is higher than indoor unit 100 30 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter Refrigerant amount at shipment 17 57 1 190 _ Back up Heater Maximum overcurrent protection Indoor Outdoor ee et CZRWSCIU _______ ______ Ee Air deflection Horizontal Vertical Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING DIMENSIONS amp WEIGHT Indoor unit Outdoor unit Unit dimensions 12 7 32 310 30 23 32 780 39 3 8 1 000 37 940 24 13 16 630 13 3 8 340 Indoor unit Outdoor unit 14 3 32 358 34 31 32 888 46 7 8 1 191 39 31 32 1 015 g kg Shipping volume cu ft m 3 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rati
93. Seamless Pipes and Tubes Tubing size Be sure to use the sizes indicated the table below Use a tube cutter when cutting the tubing and be sure to remove any flash This also applies to distribution joints optional e When bending tubing 25 8 or smaller use a bending radius that is 4 times the outer diameter of the tubing or larger Use sufficient care in handling the tubing Seal the tubing ends with CAUTION caps or tape to prevent dirt moisture or other foreign substances from entering These substances can result in system malfunction Unit inch Copper tube Wall thickness t0 032 t0 032 t0 032 t0 04 1 2 Prevent impurities including water dust and oxide from entering the tubing Impurities can cause R410A refrigerant deterioration and compressor defects Due to the features of the refrigerant and refrigerating machine oil the prevention of water and other impurities becomes more important than ever 2 Be sure to recharge the refrigerant only in liquid form 2 1 Since R410A is a non azeotrope recharging the refrigerant in gas form can lower performance and cause defects of the unit 2 2 Since refrigerant composition changes and performance decreases when gas leaks collect the remaining refrigerant and recharge the required total amount of new refrigerant after fixing the leak 3 Different tools required 3 1 Tool specifications have been changed due to the characteristics of R410A Some tools fo
94. TAL DISTANCE ft 0 3 7 10 13 17 20 23 26 29 33 Ta 0 o DE zc 5 3 gt Z lt OE 7 ot zx 10 co lt 13 2 ae x COOLING HEATING FAN SPEED HIGH HIGH ROOM AIR TEMP 80 F 68 LOUVER ANGLE 7 54 COOLING SSS HEATING 2117 1 59 1 Specifications 1 11 ELECTRICAL WIRING General Precautions on Wiring 1 Before wiring confirm the rated voltage of the unit 7 Regulations on wire diameters differ from locality to as shown on its nameplate then carry out the wiring locality For field wiring rules must follow your LOCAL closely following the wiring diagram ELECTRICAL CODES before beginning 2 Provide a power outlet to be used exclusively for You must ensure that installation complies with all each unit and a power supply disconnect and circuit relevant rules and regulations breaker for overcurrent protection should be provided 8 To prevent malfunction of the air conditioner caused in the exclusive line by electrical noise care must be taken when wiring as 3 To prevent possible hazards from insulation failure the follows unit must be grounded The remote control wiring and the inter unit 4 Each wiring connection must be done in accordance control wiring should be wired apart from the inter with the wiring system diagram unit power wiring Wrong wiring may cause the unit to misoperate or Use shield
95. TICE 1 37 1 Specifications 1 4 Dimensional data Indoor unit 4 Way Cassette Type 26 Type 10 9 32 8 11 16 Min 2 15 32 Min 19 32 3 T 7 5 32 32 9 32 Ceiling opening 33 27 32 29 13 16 Suspention bolt pitch 19 11 16 14 27 32 33 27 32 19 11 16 32 9 32 opening Suspention bolt pitch Grille center 15 32 Detail of Dimension inch Air intake grille 2 Air outlet 3 Refrigerant liquid line 3 8 Flare connection Refrigerant gas line 5 8 Flare connection Drain connection Power supply entry conduit size 1 2 7 For discharge duct I Suspention bolt mounting J For fresh air intake 8 27 32 1917 X 5 nd 30 9 16 Detail of 7 15 32 1 38 1 4 Dimensional Indoor unit 4 Way Cassette 36 42 43 11 16 Ceiling opening 33 11 16 Suspention bolt pitch 20 9 16 ja 11 15 32 Min 2 15 32 _ Min 19 32 X view 32 9 32 Ceiling opening 29 13 16 Suspention bolt pitch 13 5 16 1 3 16 33 27 32 4 7 8 19 11 16 41 31 32 45 9 32 Grille cen
96. U 1 Accessories Check that the following parts are in the box when unpacking 1 Specifications For fresh air intake 2 5 32 Detail of fresh air intake Unit inch Fig 1 27 NAME Q ty REMARKS Screw M5xL4 7 8 4 Air intake plenum for fastening Screw M4xL4 1 2 e 8 Duct connection flange box for fastening Duct connection box 1 for fresh air 1 2 Installation Installation steps same for both the CZ 26BCU1U and the CZ 42BCU1U The drawing illustrates installation of air intake plenum to the CZ 26BCU1U a Installing the air intake plenum e Setthe air intake plenum to the indoor unit taking care not to set to the incorrect direction e Fasten the air intake plenum with the supplied screws M5 x L4 7 8 4 pcs b Installing the duct connection box e Fasten the duct connection flange to the duct connection box with the accessory screws M4 x L1 2 4 pcs e Fit the duct connection box into the rectangular hole of the air intake plenum and fasten it to the side of the air intake plenum with the accessory screws x L1 2 4 pcs c Installing the indoor unit e Install the indoor unit to the ceiling Install the indoor unit according to instructions enclosed with the outdoor unit When installing in a pre CAUTION existing location install the indoor unit before
97. Use the timer time and buttons to change the setting data To confirm the changed setting data press the button At this time Setting stops blinking and remains lit 4 During this mode Setting is displayed blinking The outdoor unit address display section displays ALL the item code and number DN value in the table and the setting data 6 digits The setting data is displayed in 6 digits The display changes between the first 3 digits Fig amp and the last digits Fig When the first 3 digits are displayed the top point of the colon is lit 5 To end the setting mode press the button and are displayed alternately Example shows display of 000 001 5 7 List Codes 5 Outdoor unit maintenance remote control Item code Parameter 01 Control system schedule Do not set 02 Control system schedule Do not set 03 Control system schedule Do not set 04 Snowfall sensor operation 0 No sensor control performed 1 No sensor control not performed 2 Sensor present control perlormed 3 Sensor present control not performed 05 Outdoor fan quiet mode Do not set 06 Defrost fan speed selection Do not set 07 Ignore capacity 0 Disabled 1 Ignores capacity ratio 08 Control syste
98. V unit Inter unit power line oa L1 Power supply ie 208 230 V 60 Hz 1 PH L2 208 230 60 2 1 eS UE U _ 50 gt Grounding line L 2 Wire joint Grounding 4 connection i Remote xl 8 2 Disconnect switch Controller B Field supply WHT D 07 BLK 2 Outdoor unit INV unit Inter unit power line m ofo L1 Power supply Indoor 208 230 V 60 Hz 1 PH L2 208 230 V 60Hz 1 PH unit 1 ss Grounding line Wire joint connection 02 Disconnect switch be needed by National Local code ALWAYS COMPLY WITH NATIONAL LOCAL CODE REQUIREMENTS 1 Refer to Recommended Wire Length and Wire Diameter for Power Supply System for the explanation of A B and C in the above diagrams 2 Inter Unit Control Wiring A and remote control wiring B C have no polarity But for other wiring respect polarity Be sure to connect as shown in the Wiring System Diagram 3 In case of separate supply connection to indoor unit over current protection must be provided between power source and indoor unit MAXIMUM OVER CURRENT PROTECTION 15 FUSE OR HACR TYPE CIRCUIT BREAKER 1 61 Outdoor Unit 8P terminal board 8 U1U2 1 2 G L1 L2 Inter unit Inter unit Power wiring control wiring power wiring Indoor Unit 01 1 F
99. WHT 747 ORG YEL Ambient temperature 68 F WHT 19 1 YEL VLT ORG 10 5 BLK PNK 21 72 Safety device Operating temperature Heat exchanger Coi Rows Fins per inch DATA SUBJECT TO CHANGE WITHOUT NOTICE 1 27 1 Specifications 1 2 Major Component Specifications Indoor Unit MODEL No x Su ____ Remote controller Supplied Optional Fan Number diameter in mm Centrifugal 4 5 29 32 150 KFC4X 141A6P Source 230 208 V 1 phase 60 Hz No of pole r p m 230 V High 4 940 Coil resistance BRW WHT 39 9 ORG YEL Ambient temperature 68 F WHT VLT 691 YEL BLK VLT ORG 11 4 BLK PNK 308 Coil Aluminum plate fin Copper tube Rows Fins per inch Face area ft 3 32 0 308 DATA SUBJECT TO CHANGE WITHOUT NOTICE 1 28 1 Specifications 1 2 Major Component Specifications B Outdoor Unit MODEL No U 26PE1U6 Controller P C B Ass y CR CH4872R Microprocessor Control circuit fuse on the P C B FIL CH4872R 000 280 V 25 Compressor Model number C 7RVN153HOU Nominal output 1 500 CC 650 0 665 R S 0 665 5 0 665 Compressor resistance Ambient temperature 25 Safety control Microprocessor safety devices Compressor Discharge Gas temperature control Comressor current detection circuit Overload protector Open C
100. Wall OUTSIDE DES Cut at slight angle Fig 1 62 Q 6 20 Duct for Fresh Air There is duct connection knock out hole at the right rear on the panel top of the indoor unit for drawing in fresh air If it is necessary to draw in fresh air remove the cover by knocking it out and connect the duct to the indoor unit through the connection port Fig 1 63 If connection at the right rear on the panel top is not appropriate another duct connection port can be made by cutting an opening on the left side of the rear panel of the indoor unit as shown in Fig 1 64 6 21 Installing the Drain Piping e Prepare a standard PVC pipe for the drain and connect it to the indoor unit drain pipe with the supplied hose clamps to prevent water leaks Connect the drain piping so that it slopes downward from the unit to the outside Fig 1 65 Never allow traps to occur in the course of the piping Insulate any piping inside the room to prevent dripping Use the supplied drain pipe to connect the drain pipe with the drain outlet of the indoor unit After connecting the drain pipe securely wrap the supplied drain pipe insulator around the pipe seal the gap at the drain socket with the supplied black insulation tape then secure it with clamps Fig 1 66 After the drain piping pour water into the drain pan to check that the water drains smoothly Check local electrical codes and regulations b
101. ad 2 33 64 in above connection 25 OD32mm Rotary Operation sound dB A 38 33 31 Outdoor Hi dB A Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING N t m 50 10 100 3 30 Outdoor unit is higher than indoor unit 100 30 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter mm Indoor unit Outdoor unit 12 7 32 310 30 23 32 780 58 9 32 1 480 37 940 24 13 16 630 13 3 8 340 Indoor unit Outdoor unit 14 3 32 358 34 31 32 888 65 25 32 1 671 39 31 32 1 015 in kg Shipping volume DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 DB 67 WB Ambient temperature 95 DB 75 WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 19 1 Specifications 1 2 Major Component Specifications A Indoor Unit MODEL No x ______ 230 208 1 60 2 Remote controller Supplied Optional Controller P C B Ass y CR 26PU1U6 P in mm Turbo 1 17 7 16 443 Source No of pole r p m 230 V High Coil resistance BRW WHT 170 3 ORG YEL Ambient temperature 68 F WHT 18 1 WHT
102. ay cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer an experienced radio TV technician for help FCC Caution To assure continued compliance follow the attached installation instructions Any changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate this equipment Check of Density Limit The room in which the air conditioner is to be installed requires a design that in the event of refrig erant gas leaking out its density will not exceed a set limit The refrigerant R410A which is used in the air condition er is safe without the toxicity or combustibility of ammonia and is not restricted by laws imposed to protect the ozone layer However since it contains more than air it poses the risk of suffocation if its density should rise excessively Suf focation from leakage of r
103. ccurs in the following 3 cases During Thermo OFF refer to 2 1 Room Temperature Control Heating e During the defrosting operation refer to 2 10 Defrosting Control Heating e Until either the coil temperature E2 reaches 81 F or when a maximum of 6 minutes has past The indoor fan motor operates in L instead of LL for 3 seconds as it starts to give the fan an initial boost 92 m MAX 6 MINUTES 88 ER INDOOR UNIT COIL TEMP E2 F 81 77 50 SET AUTO OR H LL LL OFF LL L M H SPEED M LL LL OFF LL L M M L LL LL OFF LL L L L STANDBY B INDICATOR STANDBY APPEARS LL Very low speed M Medium speed L Low speed H High speed 1135_THS_I Fig 3 Chart Summary and Explanations The main idea of this chart is to show that the indoor fan speed increases and gets closer to the set fan speed as the coil temperature E2 rises The indoor unit fs coil temperature is taken from sensor E2 located in the middle of the indoor heat exchange coil The dotted line shows that the indoor fan motor is OFF When the temperature at sensor E2 falls below 50 F the indoor fan motor stops running 2 4 2 Processes functions 2 3 Automatic Fan Speed Indoor Unit By pressing the FAN SPEED button on the remote controller the fan speed can be set at one of four steps AUTO HI MED or LO When set at AUTO the indoor unit fan speed will be automatically adjusted to t
104. ce in order to energize the crank case heater 2 Fully open the closed valves on the liquid tube and gas tube sides 6 5 Test Run Using the Remote Controller 1 Press and hold the remote controller 2 button for 4 seconds or longer Then press the button TEST appears in the LCD display during the test run Temperature control is not possible when test run mode is engaged This mode places a large load on the devices Use it only when performing the test run 2 Use either Heating or Cooling mode to perform the test run Note The outdoor unit will not operate for approximately 3 minutes after the power is turned ON or it stops operating 3 If normal operation is not possible a code appears on the remote controller LCD display Refer to the Table of Self Diagnostic Functions and Corrections on the next page and correct the problem 4 After the test run is completed press the 2 button again Check that TEST disappears from the LCD display This remote controller includes a function that cancels test run mode after 60 minutes have elapsed in order to prevent continuous test run operation 5 For the test run of an inverter outdoor unit operate the compressors for a minimum of 10 minutes When performing a test run using a wired remote controller operation is possible without attaching the cassette type ceiling panel 09 will not be displayed
105. condition Inverter stops after alarm is detected Alarm is output when inverter stops pre trip consecutively 4 times Clear condition Recovery at restart Judgment and correction 1 Stops immediately when restarted e Layer short in the compressor 2 Check inverter control PCB Wiring trouble Compressor motor output trouble Inverter compressor trouble MDC trouble Inverter stops after alarm is detected Recovery at restart 1 Refrigerant cycle trouble overload operation 2 Loose screws and contact failure between HIC control PCB and radiating plate 3 Cooling failure of radiating plate 4 Check outdoor unit PCB wiring Compressor does not run Overcurrent protection circuit activates after a certain period of time following compressor start Inverter stops after alarm is detected Recovery at restart 1 Compressor trouble locked etc Replace the compressor 2 Compressor wiring trouble missing phase Compressor breakdown Starts to operate but operating frequency drops and compressor stops Inverter stops after alarm is detected Recovery at restart 1 Check power voltage AC 203 20 V or 230 V 23 V 2 Refrigerant cycle overload operation 3 Check AC current detection circuit Inverter control PCB position detection circuit trouble F04 F06 Disconnection open circuit or short circuit in discharge temp sens
106. d Fig 1 95 Table 1 9 STANDBY Cause of Trouble lamp S C errors between the indoor unit s controller PCB and the remote NM controller Compressor protector is working S C errors between indoor and outdoor units Indoor or outdoor thermistor is malfunctioning Outdoor unit protector is working Indoor unit protector is working TEST RUN switch on the operation controller is in ON state OPERATION TIMER STANDBY Hemote control lamp lamp lamp receiver Fig 1 95 Stick the alarm message label accompanying the wireless remote controller on the electrical component box to indicate the cause of trouble for future reference 1 105 1 Specifications lt CZ RWSC1U gt CAUTION 9 f the signal receiving unit is installed near a rapid start or inverter type fluorescent lamp neither one uses glow lamps it may be impossible to receive signals from the wireless remote controller To avoid signal interference from fluorescent lamps install the receiving unit at least 6 6 ft away from the lamps and install at a location where wireless remote controller signals can be received when the fluorescent lamps are on 7 12 Separate Type Signal Receiving Unit Installation CAUTION Do not twist the operating controller wires together with the power supply wires Doing so can result in malfunction e If electrical noise is induced in the unit power supply take appropriate measures for exa
107. d described in the preceding steps to the vacuum pump to evacuate the tubing and indoor unit Confirm that the Lo knob of the manifold valve is open Then run the vacuum pump 2 When the desired vacuum is reached close the Lo knob of the manifold valve and turn off the vacuum pump Confirm that the gauge pressure is under 101kPa 755 mmHg 5 Torr after 4 to 5 minutes of vacuum pump operation N CAUTION Use a cylinder specifically designed for use with R410A 1 123 1 Specifications Manifold valve E Pressure gauge 2 gt Open Gas tube gt lt Close Outdoor unit Liquid tube gt lt Close Fig 1 125 3 Charging Additional Refrigerant Charging additional refrigerant calculated from the 1 Specifications Manifold valve liquid tube length as shown in Section 1 12 Installation Pressure E ir Instructions 1 Tubing Size Table 1 2 Tubing Data for gauge Models Amount of additional refrigerant charge using the liquid tube service valve Fig 1 126 Use a balance to measure the refrigerant accurately e f the additional refrigerant charge amount cannot be charged at once charge the remaining refrigerant in liquid form by using the gas tube service valve with the system in Cooling mode at the time of test run Fig 1 127 If an additional refrigerant charge has been performed list the refrigerant tubing
108. d heat exchanger or provide a minimum of 1 0 ft or more space Min 1 0 ft or more space Fig 1 83 1 98 1 Specifications SUPPLEMENT ON DRAIN PIPING Checkpoint after installation After installation of indoor and outdoor units panels and electrical wiring check the following items Checkpoint Symptom Remark Make sure whether indoor and outdoor units are Fall vibration noise correctly installed Make sure whether gas leakage is tested No cooling no heating Make sure whether insulation is completed Water leakage Refrigerant piping and drain piping Make sure whether drain water is running smoothly Water leakage Make sure whether the power voltage matches the Inoperative burnout nameplate Make sure whether there is miswiring or incorrect Inoperative burnout connection Make sure whether the ground construction is completed Ground leakage Make sure whether the wire gauge is followed by the ide Inoperative burnout recommended specifications Make sure whether the air intake and air outlet of the indoor and outdoor units are sealed by obstacles No cooling no heating 1 Specifications 7 HOW TO INSTALL THE WIRELESS REMOTE CONTROLLER IMPORTANT When using this air conditioner with the wireless remote controller it may sometimes be impossible to change the operation modes while other indoor unit is running Wh
109. d using the following procedure Fan motor socket At shipment Jumper cable installed 2159_M_I 1 Remove 4 screws on the electrical component box and remove the cover plate 2 Disconnect the fan motor sockets in the box 3 Take out the jumper cable sockets at both ends clamped in the box 4 Securely connect the jumper cable sockets between the disconnected fan motor sockets in step 2 5 Place the cable neatly in the box and reinstall the cover plate Indoor Fan Performance 26 Type 36 Type 200 oO BS 150 150 T p 2 c 2 100 100 9 S E 9 50 50 0 0 300 500 Air Flow Air Flow CFM 1982_U_I NOTE HT Using the booster cable 0 1983 U I H At shipment How to read the diagram The vertical axis is the external static pressure Pa while the horizontal axis represents the AIR FLOW CFM The characteristic curves for HT and L fan speed control are shown The nameplate values are shown based on the air flow For the 26 type the air flow is 636 while the external static pressure is 49 Pa at H position If external static pressure is too great due to long extension of duct for example the air flow volume may drop too low at each air outlet This problem may be solved by increasing the fan speed as explained above 1 56 1 Specif
110. e x Cac MI Test CNO36 pa Operation circuit fuse Blas 2002 2 EE i Sz 2 8007 lt Serial 1 plug XS 5 bm zi x _ TNH VN NW NJ Power LED D115 E LED 1 2 4 CN008 G3PH OIR CN009 1 4 2 NI GNO LO 1 CR CH4872R 6119 SHORT 4 P Rape 7804 55 4 C T i gt 4 If the operation circuit fuse F002 has blown i determine correct the CIELO Biers EM cause for the blown fuse me then change the socket IFA4BIB091400 1 A 51 81 94V 8 E310229 ge 1c008 1 1 1 w SI SS CN RANA 7 from the serial 1 plug to Z the serial 2 plug WHT Le CN207 f S FUSE WH re 0044 CNO Position detection plug 003 15 20 CN206 2 WHT _ rapan H 9018 ub Ft01 250V 3A E 2 9 2 Processes functions 2 6 Outdoor Unit Control CR CH4272R 1 Explanation of Functions 001 Push button switch black Automatic address setting switch f the system address switch 5002 set to 0 at time of shipment setting is other than central control press this switch once to automatically set the addresses at a
111. e VAC 187 253 Max Running amperes Power input 17 F Back up Heater Maximum overcurrent protection Indoor Outdoor Cooling gt 23 0 4 520 25 4 4 520 15 35 O 1555 _ Max head 2 33 64 above drain connection 25 OD32mm Rotary dB A Refriqerant control Electronic Expansion Valve MOV REFRIGERANT TUBING 4 165 50 10 100 3 30 Outdoor unit is higher than indoor unit 100 30 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter Refrigerant amount at shipment DIMENSIONS amp WEIGHT Outdoor unit Indoor unit Include panel Unit dimensions in mm 14 31 64 368 48 7 16 1 230 33 55 64 860 Package dimensions in mm 44 19 64 1 125 49 31 64 1 257 39 31 32 1 015 Shipping volume cu ft_ m 3 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 1 7 1 1 Unit Specifications Wall Mounted MODEL No Indoor Unit S 26PK1U6 Outdoor Unit U 26PE1U6 POWER SOURCE 230 208 V 1 Phase 60 Hz PERFORMANCE Capacity minimum muximum
112. e ceiling is greater than 10 ft 1 75 1 Specifications Ceiling Type Min 10 inch Min 10 inch Front view The rear of the indoor unit can be installed flush against the wall Air Ceiling discharge a7 Min 2 ft Air intake Po d Side view Low Silhouette Ducted Type 4 Way Cassette Type Min 8 ft Shows Low Silhouette Ducted Type only Wall Mounted Type Z Min 6 inch Min Min 6 inch 12 inch 7 6 HOW INSTALL THE INDOOR UNIT 4 Cassette Type U1 Type 6 1 Suspending the Indoor Unit This unit uses a drain pump Use a level gauge to check that the unit is level 6 2 Preparation for Suspending 1 Fix the suspension bolts securely in the ceiling using the method shown in the diagrams Figs 1 12 and 1 13 by attaching them to the ceiling support structure or by any other method that ensures that the unit will be securely and safely suspended 2 Follow Fig 1 13 and Table 1 4 to make the holes in the ceiling Table 1 4 Unit inch mm B S 26PU1U6 32 9 32 22 9 32 CZ 24KPU1U 820 566 S 36PU1U6 S 42PU1U6 43 1146 33 11 16 CZ 36KPU1U 1 110 856 3 Determine the pitch of the suspension bolts using the supplied full scale installation diagram The diagram and table Fig 1 14 and Table 1 5 show the relationship between the positions of the suspen sion fitting t
113. e extended in 3 directions as shown in Fig 1 31 Select the direction that provides the shortest run to the outside unit 6 11 Selecting and Making a Hole Remove the rear panel from the indoor unit and place it on the wall at the location selected Make sure the unit is horizontal using a level gauge or tape measure to measure down from the ceiling 1 Determine which side of the unit you should make the hole Fig 1 32 Before making a hole check carefully that no studs Or pipes are directly run behind the spot to be cut CAUTION Also avoid areas where elec trical wiring or conduits are located The above precautions are also applicable if tubing goes through the wall in any other location 4 Using a sabre saw key hole saw or hole cutting drill attachment cut a hole in the wall See Table 1 6 and Fig 1 33 Table 1 6 Hole Dia inch 3 3 16 5 Measure thickness of the wall from the inside edge to the outside edge and cut PVC pipe slight angle 1 4 shorter than the thickness of the wall Fig 1 34 Place the plastic cover over the end of the pipe for indoor side only and insert in the wall Fig 1 35 1 Specifications Fig 1 30 Right rear tubing recommended Right tubing Fig 1 31 In case of left rear or right rear tubing Center of Center of left rear right rear tubing hole tubing hole Fig 1 32 Hole should be made at a s
114. e of Improper Installation The manufacturer shall in no way be responsible for improper installation or maintenance service including fail ure to follow the instructions in this document SPECIAL PRECAUTIONS WARNING When Wiring ELECTRICAL SHOCK CAN CAUSE SEVERE PERSONAL INJURY OR DEATH ONLY A QUALIFIED EXPERIENCED ELECTRICIAN SHOULD ATTEMPT TO WIRE THIS SYSTEM Do not supply power to the unit until all wiring and tubing are completed or reconnected and checked Highly dangerous electrical voltages are used in this system refer to the wiring diagram and these instructions when wiring Improper connections and inad equate grounding can cause accidental injury or death Ground the unit following local electrical codes Connect all wiring tightly Loose wiring may cause over heating at connection points and a possible fire hazard To prevent possible hazards from insulation failure the unit must be grounded When Transporting e 9 careful when picking up and moving the indoor outdoor units Get a partner to help and bend your knees when lifting to reduce strain on your back Sharp edges or thin aluminum fins on the air conditioner can cut your fingers W
115. e wall using 1 clamp approx each meter 3 feet Fig 1 120 Do not wind the armoring tape too tightly since this will decrease the heat insulation effect Also ensure that the condensation drain hose splits away from the bundle and drips clear of the unit and the tubing 5 Finishing the Installation After finishing insulating and taping over the tubing use sealing putty to seal off the hole in the wall to prevent rain and draft from entering Fig 1 121 1 121 1 Specifications Inter unit control wiring Gas tube Liquid tube N Armoring tape Insulation Fig 1 120 Apply putty here Tubing Fig 1 121 1 14 LEAK TEST EVACUATION ADDITIONAL REFRIGERANT CHARGE Perform an air tightness test for this package A C Check that there is no leakage from any of the connections Air and moisture in the refrigerant system may have undesirable effects as indicated below pressure in the system rises operating current rises cooling or heating efficiency drops moisture in the refrigerant circuit may freeze and block capillary tubing water may lead to corrosion of parts in the refrigerant system Therefore the indoor unit and tubing between the indoor and outdoor unit must be leak tested and evacuated to remove any noncondensables and moisture from the system B Air Purging with a Vacuum Pump for Test Run Preparation Check that
116. each tube both liquid and gas tubes between the indoor and outdoor units has been properly connected and all wiring for the test run has been completed the valve caps from both the gas and liquid service valves on the outdoor unit Note that both liquid and gas tube service valves on the outdoor unit are kept closed at this stage e The refrigerant charge at the time of shipment is only guaranteed sufficient for a tubing length of up to 100 ft The tubing may exceed this length up to the maximum permitted length however an additional charge is necessary for the amount that the tubing exceeds 100 ft No additional refrigerating machine oil is needed 1 Leak Test 1 With the service valves on the outdoor unit closed remove the 1 4 in flare nut and its bonnet on the gas tube service valve Save for reuse 2 Attach a manifold valve with pressure gauges and dry nitrogen gas cylinder to this service port with charge hoses Use a manifold valve for air purging If it is not available use a stop valve for this purpose The Hi of the manifold valve must always be kept closed 1 122 1 Specifications Manifold gauge Fig 1 122 Vacuum pump Fig 1 123 Manifold valve Pressure L L a a Cylinder T valve gt 1 Nitrogen gas cylinder vertical standing position gt lt Gas
117. eceiving units make one the main signal receiving unit factory shipped state 2 On the other signal receiving unit change the address connector on the PCB from main to sub position In this state it functions as a sub signal receiving unit e Basic wiring diagram CAUTION Carry out the wiring correctly incorrect wiring will damage the equipment Signal receiving unit en operate 1 indoor unit with 2 signal receiving units set different locations Remote control Connection wiring cable terminal board Earth 1 112 1 Specifications lt CZ RWSK1U gt 7 19 Test Run Procedure Wall mounted Type K1 Type Check the Check Items Before the Test Run Item 7 20 Verify the combination wiring of indoor and outdoor units Set the indoor unit controller to TEST Item 7 21 3 NO Check using the Diagnosis function table Refer to 7 24 Is operation possible YES Note Check the indoor side drainage Return the indoor unit controller to NORM Item 7 21 3 7 20 Check Items Before the Test Run 1 Turn ON the remote power switch at least 12 hours before the test run in order to charge the crankcase heater 2 Fully open the service valves on the gas tube and liquid tube sides 3 Set the sliding switches on the inside of the wireless remote controller cover to the correct settings for that model After changing the se
118. ecifications 1 4 Dimensional data Indoor unit Low Silhouette Duct Type Flange for the air intake duct Field supply For Concealed Duct Type Thickness more than T1 16 inch 2 0 1 8 Hole N N 6 8 9 32 31 32 12 1 32 31 32 10 1 4 O D 29 32 S LL gt eo AES I LL __ N e 5 16 1 25 32 7 7 8 1 25 32 2118 01 inch B C p E F 26 type 9 21 32 9 21 32 x 1 5 8 9 36type 58 3 16 56 25 32 6 9 116 6 9 1 16 54 11 32 4 23 32 19 9 32 9 21 32 2 9 7 16 25 32 1 8 Number of holes 1 45 1 Specifications 1 4 Dimensional Data B Outdoor Unit U 26PE1U6 U 26PS1U6 U 36PE1U6 U 36PS1U6 6 11 16 26 4 21 64 1 31 32 1 31 32 H t R 37 1 Tem III 5 Fa 5 17 ti d i cv 5 8 8 a 3 Dimension inch Hole for anchor bolt 4 R6 5 Anchor bolt M10 Refrigerant tube joint liquid line tube Flare connection 3 8 in 9 52 mm Refrigerant tubing inlet knock out hole Power supply inlet knock out hole 638 029 19 616 mm 2 3 Refrigerant tube joint gas line tube Flare connection 5
119. ed relay Fuji Electric HH62SW compatible with micro contacts Use a commercially available timer such as the Omron H5 daily time switch Table 1 Method of System Address Setting 5002 rotary black 5003 2P switch green or blue Outdoor system 002 setting S003 setting address No system address switch 105 m place 2P 20s digit place _ 1 00 0 System controller O O1 Q 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 D ___ 3 ELECTRICAL DATA 3 1 Indoor 3 2 3 2 Outdoor 3 10 3 1 3 Electrical data 3 1 Indoor Units S 26PU1U6 S 36PU1U6 S 42PU1U6 4 Way Cassette Type NH9 TAA NUD amp B LINN HOUCIN 734 011 93110491 0 AUS y QU QU QU gt UJ lt 79 lt O O zu m r sa D 20 2 0 0 m m 20 20 lt lt 7 lt lt 7 G LHW d NYO e 98618118 2 21116 8 8 UJ lt 20 0 20 211 20 2 lt lt lt lt lt gt r 2 7 13A NH9 eR
120. ed wires for inter unit control wiring become damaged between units and ground the shield on one side 5 Do not allow wiring to touch the refrigerant tubing only compressor moving parts of the fan 9 If the power supply cord of this appliance is damaged it must be replaced by a repair shop appointed by the manufacturer because special purpose tools are required 6 Unauthorized changes in the internal wiring can be very dangerous The manufacturer will accept no responsibility for any damage or misoperation that occurs as a result of such unauthorized changes 10 All wiring used must be Class 1 Recommended Wire Length and Wire Diameter for Power Supply System You must follow LOCAL ELECTRICAL CODES for wiring Outdoor Unit Time delay fuse or circuit capacity Tvpe Time delay fuse or yp circuit capacity Indoor Unit Tvpe Time delay fuse or yp circuit A O U1 T1 F1 Control Wiring A Inter Unit Control Wiring B Remote Control Wiring C Control Wiring For Group Control AWG 18 7 Use high voltage wire 300 AWG 18 0 75 AWG 18 0 75 mm Max 3 300 ft Max 1 650 ft Max 650 ft Total AWG American Wire Gauge 1 With ring type wire terminal 2 Wire joint connection Wiring System Diagrams Basic wiring diagram for standard control Outdoor unit 1 Specifications IN
121. efore obtaining wire Also check any specified instruction or limitations 1 Specifications Duct connection port Knock out hole Fig 1 63 5 26 106 5 36 106 S 42PT1U6 3 15 16 7 3 32 1 3 8 1 31 32 1 92 Min 1 100 n pipe Adhere with clamp i i PVC adhesive Hard PVC pipe not supplied PERI Say Drain hose dapter Packing softened Drainhose 88801 supplied Supplied supplied Fig 1 66 1 Specifications B Low Silhouette Ducted Type F1 6 22 Required Minimum Space for Installation and S i Suspension bolt pitch Electrical 7 is component box This air conditioner is usually installed above the ceiling so that the indoor unit and ducts are not Inspection visible Only air intake air outlet ports min pene ci 9 27 32 Indoor Unit 122395 visible from below 3i N The minimum space for installation and service is 17 23 32 T shown in Fig 1 67 and Table 1 7 5 na Refrigerant e Itis recommended that space be provided 17 23 32 L Mos x 17 23 32 for checking and servicing the electrical system e Fig 1 68 and Table 1 8 show the detailed dimensions of the indoor unit Fig 1 67 Table 1 7 Unit inch mm min 15 3 4 Air outlet duct Unit inch A Length
122. efrigerant is almost non existent With the recent increase in the number of high density buildings however the installation of multi air conditioner systems is on the increase because of the need for effec tive use of floor space individual control energy conserva tion by curtailing heat and carrying power etc Most importantly the multi air conditioner system is able to replenish a large amount of refrigerant compared to conventional individual air conditioners If a single unit of the multi air conditioner system is to be installed in a small room select a suitable model and installation pro cedure so that if the refrigerant accidentally leaks out its density does not reach the limit and in the event of an emergency measures can be made before injury can occur ASHRAE and the International Mechanical Code of the ICC as well as CSA provide guidance and define safe guards related to the use of refrigerants all of which define a Refrigerant Concentration Level RCL of 25 pounds per 1 000 cubic feet for R410A refrigerant For additional guidance and precautions related to refrigerant safety please refer to the following documents International Mechanical Code 2009 IMC 2009 or more recently revised ASHRAE 15 ASHRAE 34 Precautions for Installation Using New Refrigerant 1 Care regarding tubing 1 1 Process tubing e Material Use C1220 phosphorous deoxidized copper specified in JIS H3300 Copper and Copper Alloy
123. en the insulator at both ends with the supplied vinyl clamps Fig 1 119 Insulation material The material used for insulation must have good insulation characteristics be easy to use be age resistant and must not easily absorb moisture After a tube has been insulated never try to bend it into a narrow curve because it can cause the tube to break or crack CAUTION 1 120 1 Specifications Packed valve Charging port Valve stem Main valve Valve stem cap Fig 1 117 2 tubes arranged together Inter unit Gas tube control wiring Liquid tube Insulation Fig 1 118 Seal lied tape white supplied Aa Flare insulator supplied LO Tube insulator Unit side not supplied insulator Heat resistant 248 F or above Flare nut Vinyl clamps supplied Fig 1 119 Never grasp the drain or refrigerant connecting outlets when moving the unit 4 Taping the Tubes 1 At this time the refrigerant tubes and electrical wiring if local codes permit should be taped together with armoring tape in 1 bundle To prevent condensation from overflowing the drain pan keep the drain hose separate from the refrigerant tubing 2 Wrap the armoring tape from the bottom of the outdoor unit to the top of the tubing where it enters the wall As you wrap the tubing overlap half of each previous tape turn 3 Clamp the tubing bundle to th
124. en this happens a double beep tone sounds the operation lamp lights up and the Timer lamp and Standby lamp blink alternately Operation is the same even during AUTO mode automatic cooling or heating A beep tone sounds 5 times and no changes can be made when any of the ON OFF MODE Temperature setting buttons were pressed while set under central control by the system controller 7 1 Wireless Remote Controller Installation The remote controller can be operated from either a non fixed position or a wall mounted position To ensure that the air conditioner operates correctly do not install the remote controller in the following places direct sunlight Behind a curtain or other place where it is covered More than 26 ft away from the air conditioner e the path of the air conditioner s airstream e Where it may become extremely hot or cold e Where it may be subject to electrical or magnetic interference 1 If Wall mounted Fixed Position Fasten the remote control Fitting the remote Install the remote controller at a convenient mount with screws control in the mount location on a nearby wall However before attaching the remote controller mounting cradle check that the remote controller can operate from the desired wall position Fig 1 84 P ee How to Install Batteries See Fig 1 85 di 1 Press and slide the lid on the back of the remote Remote contr
125. ent from the connection port This will cause the drain water to flow backward and leak when the unit is not operating Fig 1 78 Do not apply force to the piping on the unit side Fig 1 77 when connecting the drain pipe The pipe should not be allowed to hang unsupported from its connection to the unit Fasten the pipe to a wall frame or other support as close to the unit as possible Fig 1 79 Upward gradient Refer to E SUPPLEMENT ON DRAIN PIPING 6 25 Checking the Drainage Fig 1 78 After wiring and drain piping are completed use the following procedure to check that the water will drain smoothly For this prepare a bucket and wiping cloth to catch and wipe up spilled water Support pieces Good 1 Connect power to the power terminal board L1 L2 terminal inside the electrical component box 2 Remove the tube cover and through the opening Fig 1 79 slowly pour about 0 3 gal of water into the drain pan to check drainage 3 Short the check pin CN5 white on the indoor control board and operate the drain pump Check the water N CAUTION Be careful since the fan will start when you short the pin on the indoor control board 4 When the check of drainage is complete open the check pin CN5 white and remount the insulator and drain cap onto the drain inspection port N CAUTION To mount the tube cover use 5 16 4 x 8 mm tapping screws Do not use long screws as they ma
126. er to prevent continuous test run CAUTION e Do not use this setting at any time other than for the test run Doing so will place an excessive load on the system e Test run is not possible if the power was turned ON when the controller switch was in the TEST position Leave the power ON and move the switch to OFF then move the switch back to TEST 1 114 1 Specifications 7 22 Precautions Request that the customer be present at the time the test run is performed Explain the Operating Instructions to the customer and then have the customer actually operate the system e sure to pass the manual and warranty certificate to the customer Verify that the AC 208 230 V wiring is not connected to the terminal plate which is used to connect the inter unit control wiring If AC 208 230 V is accidentally applied to this terminal plate the fuse 0 5A for both indoor and outdoor units on the inter unit control PCB will be tripped in order to protect the PCB Correct the wiring connections then disconnect the 2P connectors indoor unit blue OC CN40 outdoor unit blue OC which are connected to the PCB and connect the other 2P connectors indoor unit brown EMG CN44 outdoor unit brown EMG See the figure below operation is still not possible with the brown connectors connected cut the varistor black for both the indoor and outdoor units Be sure to turn OFF the power before performing this
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128. g 1 51 or 6 Use existing ceiling supports or construct a suitable support as shown in Fig 1 52 It is important that you use NE extreme care in supporting the indoor unit from the ceiling Ensure that the ceiling is sufficiently strong enough to support the weight of the unit Before hanging the ceiling unit test the strength of each attached suspension bolt 4 Screw in the suspension bolts allowing them to protrude from the ceiling as shown in Fig 1 52 The distance of each exposed bolt must be of equal length within 2 inches Fig 1 53 1 Specifications Front face Full scale diagram Fig 1 50 Hole in anchor Hole in plug Concrete Insert an KA Suspension bolt M10 or 3 8 field supply Fig 1 51 Ceiling tiles Ceiling support Fixture Fig 1 53 5 Before suspending the indoor unit remove the 2 screws on the latch of the air intake grilles open the grilles and remove them by pushing the claws of the hinges as shown in Fig 1 54 Then remove both side panels sliding them along the unit toward the front after removing the two screws which fix them Fig 1 55 Preparation for suspending the indoor unit The suspension method varies depending on whether the unit is next to the ceiling or not Figs 1 56 and 1 57 1 Specifications Pull out the air Intake grille pushing claws of the hinges mn EE mmm Slide
129. gerant is almost non existent With the recent increase in the number of high density buildings however the installation of multi air conditioner systems is on the increase because of the need for effective use of floor space individual control energy conservation by curtailing heat and carrying power etc Most importantly the multi air conditioner system is able to replenish a large amount of refrigerant compared to conventional individual air conditioners If a single unit of the multi air conditioner system is to be installed in a small room select a suitable model and installation procedure so that if the refrigerant accidentally leaks out its density does not reach the limit and in the event of an emergency measures can be made before injury can occur ASHRAE and the International Mechanical Code of the ICC as well as CSA provide guidance and define safeguards related to the use of refrigerants all of which define a Refrigerant Concentration Level RCL of 25 pounds per 1 000 cubic feet for R410A refrigerant For additional guidance and precautions related to refrigerant safety please refer to the following documents International Mechanical Code 2009 IMC 2009 or more recently revised ASHRAE 15 ASHRAE 34 1 64 3 SELECTING THE INSTALLATION SITE 3 1 Outdoor Unit AVOID heat sources exhaust fans etc Fig 1 3 damp humid or uneven locations DO choose a place as cool as possible cho
130. he normal display The display does not blink Jolen COCE COPY awin 62 ES set Item code Meaning of Code Indoor unit data 02 Indoor unit intake temp 03 Indoor unit heat exchanger temp E1 04 Indoor unit heat exchanger temp E2 05 06 Indoor unit discharge temp 07 08 09 Outdoor unit data Discharge temp Ob 0 Intake temp TS Outdoor unit heat exchanger temp Outdoor unit heat exchanger temp 2 10 11 Outdoor temp 12 13 14 15 Outdoor value 19 Frequency Depending on the model some items may not be displayed 5 6 5 Outdoor unit maintenance remote control 5 5 Monitoring the Outdoor Unit Alarm History Display of Outdoor Unit Alarm History Displays outdoor unit alarms only Does not display indoor unit alarms Check the indoor unit alarm histories separately using the indoor unit remote controllers or other control device lt Operating procedure gt 1 Press and hold the 2 button and amp button simultaneously for 4 seconds or longer i to change to outdoor unit alarm history mode s During the alarm history display Service Check is lit Pin The display and operations are the same as the monitoring of the alarm device lm his
131. he room temperature as the two charts shown below A Cooling ROOM TEMP deg 3 2 1 INDOOR FAN SPEED H High L Low M Middle 1923_M_S Fig 4 Chart Explanations and notes Q When the fan speed changes it keeps the speed step for at least minutes even if the temperature changes to another speed step during the time B Heating deg CN INDOOR FAN m SPEED H H L H High L Low Middle 1924_M_S Fig 5 Chart Explanations and notes When the fan speed changes it keeps the speed step for at least 1 minute even if the temperature changes to another speed step during the time 2 5 2 4 Control Functions Electronic control valve control Opening of the electronic control valve is controlled so that the appropriate operating conditions are maintained based on the signal from each sensor discharge temperature TD intake temperature TS outdoor heat exchanger temperature C1 and indoor heat exchanger temperature E1 E2 Discharge temperature release control 1 This control lowers the operating frequency of the compressor when electronic control valve control is unable to maintain the appropriate operating conditions because the discharge temperature fails to decline or because there is a sudden increase in the discharge temperature 2 Ifthe discharge temperature exceeds 232 F
132. he unit and the panel Refrigerant tubing joint gas tube side 1 Specifications Hole in anchor Hole in plug Concrete Insert NA Suspension bolt M10 or 3 8 field supply Fig 1 12 A Ceiling opening B Suspension bolt pitch Drain hose side Grille center 1 T miis gt C 5 2 C ojl S D G o oO 3 J oO O Refrigerant tubing side Unit inch Fig 1 13 Drain connection other side VP25 Suspension lug Refrigerant tubing joint liquid tube side Table 1 5 S 26PU1U6 6 3 16 7 5 32 CZ 24KPU1U 157 182 S 36PU1U6 S 42PU1U6 6 3 16 7 5 32 CZ 36KPU1U 157 182 Unit inch Fig 1 14 Unit inch mm 10 9 32 12 1 8 4 7 8 261 308 124 11 15 32 13 1 16 4 7 8 291 338 124 1 76 6 3 Placing the Unit Inside the Ceiling 1 When placing the unit inside the ceiling determine the pitch of the suspension bolts using the supplied full scale installation diagram Fig 1 15 The size of the opening for the indoor unit can be confirmed by attaching the full scale installation diagram beneath the unit Fig 1 15 Tubing and wiring must be laid inside the ceiling when suspending the unit If the ceiling is already constructed lay the tubing and wiring into position for connection to the
133. hen Installing 9 9 9 9 9 o Select installation location which is rigid strong enough to support or hold the unit and select a location for easy maintenance In a Room Properly insulate any tubing run inside a room to prevent sweating that can cause dripping and water damage to walls and floors Keep the fire alarm and the air outlet at least CAUTION N 5 feet away from the unit In Moist or Uneven Locations Use a raised concrete pad or concrete blocks to provide a solid level foundation for the outdoor unit This prevents water damage and abnormal vibration In an Area with High Winds Securely anchor the outdoor unit down with bolts and a metal frame Provide a suitable air baffle In a Snowy Area for Heat Pump type Systems Install the outdoor unit on a raised platform that is higher than drifting snow Provide snow vents When Connecting Refrigerant Tubing Ventilate the room well in the event that is refrigerant gas leaks during the installation Be careful not to allow contact of the refrigerant gas with a flame as this will cause the generation of poisonous gas Keep all tubing runs as short as possible Use the flare method for connecting tubing
134. ht tubing outlet Fig 1 41 Mounting slot Fig 1 42 6 15 Wiring Instructions General Precautions on Wiring 1 Specifications 1 Before wiring confirm the rated voltage of the unit as shown on its nameplate then carry out the wiring closely following the wiring diagram 2 Provide a power outlet to be used exclusively for each unit A power supply disconnect and circuit breaker for overcurrent protection should be provided in the exclusive line All wiring must be connected tightly as To prevent possible hazards from insulation failure the unit must be grounded Do not allow wiring to touch refrigerant tubing compressor or any moving parts of the fan Unauthorized changes in the internal wiring can be very dangerous The manufacturer will accept no responsibility for any damage or misoperation that occurs as a result of such unauthorized changes 6 16 Wiring Instructions for Inter Unit Connections 1 Insert the inter unit wiring according to local electrical codes into the through the wall PVC pipe Run the wiring toward the indoor side allowing approx 10 inches to extend from the wall face Fig 1 43 2 Route the inter unit wiring from the back of the indoor unit and pull it toward the front for connection Figs 1 44a and 1 44b 3 Connect the inter unit wiring to the corresponding terminals on the terminal plate Figs 1 44a and 1 44b while referring to the w
135. ications 1 10 Air throw distance chart e 4 Way Cassette Type Model 26 Type HORIZONTAL DISTANCE 0 3 7 10 13 17 20 5 Oo gt lt T gt co lt lt 2111 Model 36 42 HORIZONTAL DISTANCE ft 0 3 7 10 13 17 20 0 2 3 AIR VELOCITY gt lt 7 q 5 x lt 13 2112 LOUVER ANGLE 20 Cooling mode LOUVER ANGLE 60 Heating mode Condition Fan Speed Hi Room air temp 80 F in cooling mode 68 F DB in heating mode 1 57 1 Specifications 1 10 Air throw distance chart e Wall Mounted Type Model 26 Type Horizontal distance ft Axis air velocity ft sec Vertical distance ft COOLING HEATING FAN SPEED HIGH HIGH ROOM AIR TEMP FLAP ANGLE 0 22 5 45 45 67 5 1 58 1 Specifications 1 10 Air throw distance chart Ceiling Type Model 26 Type HORIZONTAL DISTANCE ft 0 3 7 10 13 17 20 23 26 29 33 3 AXIS AIR VELOC O 17 2115 Model 36 HORIZONTAL DISTANCE ft 0 3 7 10 13 17 20 23 26 29 33 2 AXIS AIR VELOCITY ft sec VERTICAL DISTANCE ft A gt gt gt JJ lt m O lt 2116 1 Model 42 HORIZON
136. igh cooling load P20 Alternately Outdoor fan trouble P22 Inverter compressor trouble PCB P26 Inverter compressor trouble MDC P29 Simultaneous operation multi control trouble P31 Compressor current failure overload xt Thermistor Thermistor open circuit Indoor heat exchanger temperature sensor E1 F01 Short circuit indoor Indoor heat exchanger temperature sensor E2 F02 xt xt L Altar Indoor temperature sensor F10 pa Thermistor open circuit Discharge temperature TD 204 3655 Outdoor heat exchanger temperature C1 FO6 Outdoor heat exchanger temperature C2 FO7 xt xt Outdoor temperature F08 i Intake temperature TS F12 error F29 xt xt Outdoor error F31 yt 5 Simul 4 Service procedures 2 LED Indicator Messages on Outdoor Control PCB Power ON sequence 1 No communication from indoor units in system If it is not possible to to 3 repeats 1 2 At 3 changes to normal 3 Regular communication OK Capacity and unit quantity match control 2 Communication received from 1 or more indoor units in system Normal operation Displayed during automatic EEPROM error F31 address setting 1 and initial communication After these are completed alarm F31 is displayed Pre trip insufficient gas XL 0 2
137. ill place an excessive load on the system 5b After the test run press the ON OFF operation button on the wireless remote controller Then set the TEST RUN switch back to the OFF position to cancel the test run mode This receiver includes a 60 minute automatic OFF timer function in order to prevent continuous test run 1 108 1 Specifications 7 15 Misoperation Alarm Indicators A blinking lamp for other than the signal receiving unit Service connector filter shows that a problem has occurred in the unit so make an inspection Refer to servicing information in the service manual etc Also if wired remote controller and dedicated service check lines CV6380230938 service use are available then detailed error information can be obtained by connecting to the service connector as shown in the drawing For information on how to connect to the signal receiving unit refer to the instruction manual that came with the dedicated service check lines Fig 1 107 8 Transmitter 9 Remote control sensor 1 Operation Display 2 Start Stop button 3 Fan speed button 4 Swing Wind Direction button lt 10 Temperature setting buttons s i 11 Filter button 12 Mode Select button 13 Ventilation button 7 14 Address button Vit A 121 15 Sensor button 16 Clock button 5 Timer setting but
138. ing e The LED blinks when an alarm has occurred at 1 or more indoor units during operation i Wl 1 Switching between cooling heating 1 lt Operation gt The button switches between heating and cooling modes 5 e The specifications are equivalent to the heating cooling input that was present on earlier outdoor unit PCBs e The display shows the operating mode of the indoor unit with the lowest number All units test run Fig 2 lt Operation gt The button switches test run ON OFF for all indoor units e Press and hold for 4 seconds to turn ON Test run is displayed while the test run 1 in progress Conditions of test runs that are started from the unit remote controller are not displayed on the outdoor unit maintenance remote controller 5 3 5 Outdoor unit maintenance remote control Display functions e Use the temperature setting buttons to change the item code Item code Display contents Remarks 00 1 Outdoor unit alarm contents code OFF when normal At initial status Blinking 8 alarm code display at pre trip LED 2 01 No of indoor units connected in that refrigerant system 02 Unit Nos of connected indoor units that refrigerant sys
139. installing the duct connection box for connecting fresh air duct Installation screws M5 x 14 7 8 4 pcs Socket cover Panel lead wire 3P 2P Air intake plenum 3P socket White 2P socket Green switch box side 3P socket White 2P socket Green ceiling panel side 1 82 1 Specifications d Installing the ceiling panel D ion fl Attach the ceiling panel to the air intake plenum Drawing the panel downwards sets the panel in position temporarily with the panel catch at 2 locations Installation screws 4 1 2 4pcs Duct connection Remove the socket cover of the air intake plenum and pass sockets through it Fix the panel lead wire to air intake plenum side clamper Connect the 3P socket white and 2P socket green to the other side of the 3P socket white and 2P socket green respectively Reattach the socket cover Panel catch Please fix the socket cover located on the switch box Ceiling panel after closing the lid for the switch box Take adequate precautions when installing onto the ceiling The air intake plenum is especially prone to rupture if struck on it s side Fig 1 29 1 83 Wall Mounted 1 6 10 Removing the Wall Fixture from the Unit Remove the set screws and take off the rear panel Fig 1 30 Tubing can b
140. ion S 5 5 Serial Remote controller is Error in receiving serial communication signal 01 errors detecting error signal from Signal from main indoor unit in case of group control Mis setting indoor unit Outdoor system address indoor system address or indoor unit individual main sub setting is not Automatic address setting is not completed Auto address is not completed Error in transmitting serial communication signal 202 xt Indoor unit is detecting error signal remote controller and system controller E03 Improper setting of indoor Indoor unit address setting is duplicated E08 unit or remote controller Remote controller setting is duplicated E09 Indoor unit is detecting error Error transmitting serial communications signal E10 signaled from signal option Error receiving serial communications signal E11 Automatic address setting Starting auto address setting is prohibited failed This alarm message shows that the auto address connector 42 100 is shorted while other RC line is executing auto address Indoor unit capacity too low E15 Indoor unit capacity too high E16 indoor units connected E20 Setting error Main unit duplication in simultaneous operation multi control E14 detected by ou
141. iring diagram 4 Be sure to secure the wiring with the provided clamp How to remove the cover plate To access the terminal plate inside the indoor unit follow these steps 1 Using a Phillips head screwdriver remove the screw on the cover plate Figs 1 44a and 1 44b 2 Remove the cover plate 1 87 Terminal plate Cover plate Fig 1 44a Clamping Connection for Solenoid strap _ Vale Kit for 3WAY Power wiring e field supplied Earth screw Remote control wiring and Inter unit control Conduit wiring field supplied field supplied Fig 1 44b 6 17 Shaping the Tubing 1 2 Shape the refrigerant tubing so that it easily into the hole Fig 1 45 Push the wiring refrigerant tubing and drain hose through the hole in the wall Adjust the indoor unit 50 it is securely seated on the wall fixture Carefully bend the tubing if necessary to run along the wall in the direction of the outdoor unit and then insulate to the end of the fittings The drain hose should come straight down the wall to a point where water runoff will not stain the wall Connect the refrigerant tubing to the outdoor unit After performing a leak test on the connection insulate it with insulating tape Fig 1 46 Assemble the refrigerant t
142. isture removal High 106 External Static Pressure BTU Wh ELECTRICAL RATINGS gt 00 T 240 2450 Back up Heater o Maximum overcurrent protection Indoor Outdoor ee Max head 2 33 64 above drain connection 25A OD32mm Rotary dB A Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING 165 50 10 100 3 30 Outdoor unit is higher than indoor unit 100 30 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter Refrigerant amount at shipment DIMENSIONS amp WEIGHT Outdoor unit Indoor unit Include panel Unit dimensions in mm 14 31 64 368 30 23 32 780 33 55 64 860 Package dimensions in mm 44 19 64 1 125 49 31 64 1 257 39 31 32 1 015 Shipping volume cu ft_ m 3 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 1 3 1 1 Unit Specifications 4 Cassette MODEL Indoor Unit S 42PU1U6 Outdoor Unit U 42PE1U6 POWER SOURCE 230 208 1 Phase 60 Hz PERFORMANCE Capacity minimu
143. ks The PVC pipe must be purchased separately When doing this leave a gap between the drain socket of the unit and the PVC pipe to allow the drainage to be checked The transparent drain pipe allows you to check drainage Fig 1 74 Transparent part for Hose band checking drainage supplied Adhere with PVC adhesive LLL A A A N N I ANNAM Drainhose PVC pipe Drain hose adapter not supplied supplied supplied supplied Tighten the hose clamps so Fig 1 74 their locking nuts face upward Fig 1 74 Clamps supplied CH 2 After connecting the drain piping securely wrap the supplied packing and drain pipe insulator around the pipe then secure it with the supplied clamps Fig 1 75 Make sure the drain pipe has a downward gradient 1 100 or more and that there are no water traps Drain insulator supplied Fig 1 75 1 95 1 Specifications CAUTION bleeder Do not install an air bleeder tube as this may cause water spray from the pipe outlet Fig 1 76 If it is necessary to increase the height of the drain pipe the section directly after the connection port can be raised a maximum of 19 11 16 Do not raise it any higher than 19 11 16 as this could result in water leaks Fig 1 77 Fig 1 76 11 13 16 or less 19 11 16 or less Do not install the pipe with an upward gradi
144. l receiving unit Connection Signal receiving unit wiring field supply 1 Strip the insulation to approximately 9 16 from the ends white supplied of the wires that will be connected 2 Twist together the 2 wires and create connection Signal receiving at the wire joint unit wiring Wire joint CE 1 3 If a special crimping tool is not used or if the connection Upp is soldered insulate the wires using insulation tape 7 14 Test Run Switch 1 Remove the cover plate of the signal receiving unit Set the TEST RUN switch of the dip switches to the ON position 2 Press the ON OFF operation button on the wireless remote controller CAUTION TC avoid placing an excessive load on the equipment use this function only when conducting the test run RCU SUB TEST RUN PCB CHK 3 Make a test run using the air conditioner in Fig 1 106 COOL or HEAT mode 4 During the test run the OPER TIMER and STDBY LED all blink e To protect the air conditioner from overloading the outdoor unit will not start running for approximately 3 minutes after power is applied or the air conditioner is turned off and then back on e When the DIP switch is set to TEST ON temperature control from the wireless remote controller is disabled Do not use this setting at any time other than for the test run Doing so w
145. l units maximum of 8 are controlled by a signal receiving unit main unit In this case a signal receiving unit can be connected at any indoor unit Group control using 2 signal receiving units It does not matter which of the 2 signal receiving units you set as the main controller Remote Controller Connection wiring for group control NN unit NN unit unit NEM unit Ground earth 1 111 1 Specifications Wiring procedure Wire according to the diagram at left Address setting is executed automatically when the outdoor unit is turned on e Each successive unit will respond at one second intervals following the order of the group address when the remote controller is operated When using multiple signal receiving units up to 2 can be used one is the main signal receiving unit and the other is the sub signal receiving unit e To set up a sub signal receiving unit change its remote control address connector RCU ADR located on its PCB from main to sub position main when shipped from factory 1 Specifications 7 18 Wiring System Diagram for Multiple Remote Controllers e When installing multiple remote controllers This multiple system is used for operating the unit s at different positions A maximum of 2 signal receiving units can be installed e Setting method To execute this control make the setting according to the following procedure 1 Of the two installed signal r
146. lar tool to cut out a notch beforehand large enough for the remote control cable option to pass through as shown in Fig 1 99 3 Remove the wire which is connected prior to shipping from the connector 4 Connect the remote control cable option to the signal receiving unit connector as shown in Fig 1 100 after the clamp supplied with the unit is installed 5 After arranging the wiring on the printed circuit board as shown in Fig 1 101 so that it is contained within the signal receiving unit attach the back case At this time arrange so that the head of the clamp faces the side 6 Remove the cover plate and install the signal receiving unit using the 2 wood screws 7 Fasten to the wall using the cord clip supplied 8 Reinstall the cover plate To use the signal receiving unit while mounted on the ceiling install by using the carrier for ceiling installation supplied with the unit 1 Remove the cover plate by inserting a flathead screwdriver into the notch in the lower section and prying it off 2 Cut out a section 3 3 4 2 1 32 on the ceiling using the paper pattern Supplied as a guide 3 Run the wire through the mounting carrier and insert into the installation hole as shown in Fig 1 103 4 Fit securely into the ceiling material at sections A and B as shown in Fig 1 104 b Connect the wire 2 wire core from the signal receiving unit with the wire from the indoor unit See
147. laring Procedure with a Flare Tool 1 Cut the copper tube to the required length with a tube Fig 1 110 cutter It is recommended to cut approx 12 20 in longer than the tubing length you estimate Copper 2 Remove burrs at each end of the copper tubing with tubing a tube reamer or file This process is important and should be done carefully to make a good Be sure to keep any contaminants moisture dirt metal filings etc from entering the tubing Figs 1 110 and 1 111 When reaming hold the tube end downward and be sure Fig 1 111 that no copper scraps fall into the tube Fig 1 111 3 Remove the flare nut from the unit and be sure to mount it on the copper tube 4 Make flare at the end of the copper tube with ples b Flare nut tool Fig 1 112 pd 2 Copper A good flare should have the following characteristics Flare tool e inside surface is glossy and smooth Fig 1 112 edge is smooth e tapered sides are of uniform length 1 118 1 Specifications Caution Before Connecting Tubes Tightly 1 Apply a sealing cap or water proof tape to prevent dust or water from entering the tubes before they are used 2 Be sure to apply refrigerant lubricant to the matching surfaces of the flare and union before connecting them together This is effective for Apply refrigerant lubricant reducing gas leaks Fig 1 113 Fig 1 113 3 For proper connection
148. late 4 Check outdoor unit PCB wiring 4 7 4 Service procedures 4 3 Details of Alarm Messages 1 Alarm P29 Input power detection circuit trouble MDC trouble Compressor does not run Breakdown Motor current detection circuit trouble No I Is power OK Correct power line Yes Is current detection circuit wiring OK No Check and correct wiring Are wiring and connector connections OK No Check and correct wiring Yes Is compressor OK No Yes Replace compressor resistor short circuit Yes Is there abnormal refrigerant accumulation No Replace compressor electronic control valve OK sensors OK Replace C1 and TS sensors Is there overload Remove the cause Replace outdoor unit control PCB 4 Service procedures 2 Alarm 26 IGBT short circuit protection on inverter control IPDU PCB HIC PCB trouble No Is power OK Correct power line Yes Are circuit wiring connections reactor Yes Has filter PCB RY001 or RY002 relay activated No Yes Has filter PCB Yes Replace filter PCB AC fuse blown Disconnect U V W output terminal on HIC PCB and start operation Does alarm 26 Is compress
149. lation o o PTT SNNNNSSS 2 Multiple unit installation 2 or more units 3 Multiple unit installation 2 or more units 7 D D y dp D 5 D n 5 9 gt Min Min D D gt Min E Min E Min F 5 29 32 Note 5 29 32 In cases 2 and 3 the 11 13 16 height of the obstacle must be no taller than cae the height of the 11 13 16 outdoor unit Top is blocked by an obstacle 5 29 32 7 7 8 19 11 16 11 13 16 39 3 8 is blocked by obstacle SAMS 5 L K 19 11 16 5 29 32 Unit inch 1 72 1 Specifications Reference diagram for snow proof vents 2 Space requirements for setting 2 U 26PE S 1U6 U 36PE S 1U6 U 42PE S 1U6 Obstacles to the front and rear of unit The top and both sides must remain open Either the obstacle to the front or the obstacle to the rear must be no taller than the height of the outdoor unit 1 Single unit installation Dimension Q a snow protection duct is attached after the unit is installed verify that dimension Q is 19 11 16 in or more 5 29 32 2 Obstacles on both sides E u Min 11 13 16 Min 39 3 8 N The top and both
150. le phase 230 208 V a gt 230 208 V a gt 5 N 5 N 39 59 Ea 1 2 Indoor H E __________ unit 01 02 Remote controller crossover wiring Remote controller wiring for group control Field supply Optional Wired remote controller Fig 6 6a Wiring procedure 1 Connect the remote controller to the indoor unit remote controller wiring Use the remote controller connection wire coming from the indoor unit and field supply wire and a wire joint to complete the connection as shown in Fig 6 6b The remote controller connection wire coming from the Indoor unit includes a connector therefore cut off the connector and use the wire joint to connect the wire from the remote controller Indoor unit 3 2 Connect the indoor units U1 U2 and the outdoor units 1 2 Connect the other outdoor units and indoor units with different refrigerant systems in the same way Connect the inter unit control wiring to the indoor units U1 U2 for each refrigerant system Inter unit control wiring WHT BLK Optional Wired remote controller Fig 6 6b 6 Test run Setting the outdoor unit system addresses For basic wiring diagram 2 Set the system addresses 1 2 3 Outdoorunit control PCB 3 5HP System address rotary switch Set to 0 at
151. length and amount of additional refrigerant charge on the product label inside the panel 4 Finishing the Job 1 With a hex wrench turn the liquid tube service valve stem counter clockwise to fully open the valve tube 2 Turn the gas tube service valve stem counter clockwise to fully open the valve To avoid gas from leaking when removing the charge Liquid hose make sure the stem tube of the gas tube 1 turned all the way out BACK SEAT position 3 Loosen the charge hose connected to the gas tube service port 5 16 slightly to release the pressure then remove the hose 4 Replace the 5 16 flare nut and its bonnet on the gas tube service port and fasten the flare nut securely with an adjustable wrench or box wrench This process is very important to prevent gas from leaking from the system 5 Replace the valve caps at both gas and liquid service valves and fasten them securely tube Liquid tube 1 124 2 _ 1 Valve Close XK Close Outdoor unit Close Fig 1 126 gt lt XK Open Outdoor unit gt lt Open Fig 1 127 2 PROCESSES AND FUNCTIONS 2 1 2 2 2 3 2 4 2 5 2 6 Room Temperature Control pcnc J 2 2 Cold Draft Prevention Heating Cycle 2 4 Automatic Fan Speed
152. light downward slant to the outdoor side PVC pipe locally purchased Outdoor side Indoor Cut at slight angle Fig 1 33 Fig 1 34 INSIDE OUTSIDE Wall Plastic cover PVC pipe Field supply slight angle Fig 1 35 6 12 Installing the Rear Panel the Wall Be sure to confirm that the wall is strong enough to suspend the unit See either Item a or b below depending on the wall type a If Wooden Wall 1 3 Attach the rear panel to the with the 10 screws pro vided Fig 1 36 If you are not able to line up the holes the rear panel with the beam locations marked on the wall use toggle bolts to go through the holes on the panel or drill 3 16 dia holes in the panel over the stud locations and then mount the rear panel Double check with a ruler or level gauge that the panel is level This is important to install the unit properly Fig 1 37 Make sure the panel is flush against the wall Any space between the wall and unit will cause noise and vibration b If Block Brick Concrete or Similar Type Wall Make 3 16 dia holes in the wall Insert rawl plugs for appropri ate mounting screws Fig 1 38 1 85 1 Specifications 3 16 dia hole c Rawl plug Field supply Fig 1 38 6 13 Removing the Grille to Install the Indoor Unit Basically these models can be installed and wired with
153. ll indoor units which are in the same system and are connected to that outdoor unit During automatic address setting the 2 LEDs red on the outdoor unit control PCB blink alternately Pressing this switch again stops automatic address setting f automatic address setting is currently in progress at another system that is subject to central control only LED 1 on the outdoor unit control PCB blinks to indicate that automatic address setting is in progress at another unit If automatic address setting is in progress at another unit automatic address setting cannot be started at this unit even if S001 is pressed 002 Rotary switch 10 positions black System address setting switch This switch is set to 0 1 system control at the time of shipment However the address for each system must be set when multiple systems are controlled or when central control is used Figure 1 If the system address is set to 0 automatic address setting is started when the power is turned ON Therefore it is not necessary to use switch SW01 and perform automatic address setting in the case of single or simultaneous operation multi control of a single system When using central control for multiple systems a maximum of 30 systems maximum 64 units can be connected In the case of group control or central control set the sys tem address to a setting other than 0 1 or above If the number of systems is greater than 9 this switch can be used in
154. low Diagram u 1 48 Operating 1 49 Capacity Correction Graph According to Temperature Condition 1 50 Noise Criterion Curves 1 51 Increasing the Fan Speed 1 56 Air throw distance charl t 1 57 ELEGIRIGAL 1 60 Installation Instructions U u 1 63 Outdoor Unit TUDNO IZE myran EE M NE 1 63 2 ACI ON STIS A 1 64 3 SELECTING THE INSTALLATION 1 65 4 HOW TO INSTALL THE OUTDOOR UNIT 1 74 Indoor Unit SELECTING THE INSTALLATION SITE 1 75 HOW TO INSTALL THE INDOOR UNDE 1 76 7 HOW INSTALL THE WIRELESS REMOTE CONTROLLER 1 100 LENTATIVE 8 HOW TO INSTALL THE TIMER WIRED REMOTE CONTROLLER 1 118 HOW TO PROCESS TUBING
155. m muximum 172 BU h 38 ___ Moisture removal High Pins n 126 External StaticPressure BTU Wh 1 ELECTRICAL RATINGS N W 9 50 350 Back up Heater Maximum overcurrent protection Indoor Outdoor ee Max head 2 33 64 above drain connection 25A OD32mm Rotary dB A Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING 4 165 50 10 100 3 30 Outdoor unit is higher than indoor unit 100 30 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter Refrigerant amount at shipment DIMENSIONS amp WEIGHT Outdoor unit Indoor unit Include panel Unit dimensions in mm 14 31 64 368 48 7 16 1 230 33 55 64 860 Package dimensions in mm 44 19 64 1 125 49 31 64 1 257 39 31 32 1 015 Shipping volume cu ft m 3 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 1 4 1 1 Unit Specifications 4 Way Cassette MODEL No PERFORMANCE Capacity minimum muximum BTU h 24 800 9 500 24 800
156. m schedule Do not set 09 Control system schedule Do not set Control system schedule Do not set 0b Control system schedule Do not set OC Forced operation of 0 Disabled indoor unit pump 1 During cooling only 2 hours stopped 20 minutes operating regardless of whether the unit is running or stopped 2 During cooling only 4 hours stopped 20 minutes operating regardless of whether the unit is running or stopped 3 At all times 4 hours stopped 20 minutes operating 4 At all times 2 hours stopped 20 minutes operating 0q Odor countermeasure when Do not set indoor cooling thermostat is OFF Cool only 0 Heat pump 1 Cool only Control system schedule Do not set 10 Control system schedule Do not set 11 Multi floor installation Do not set 12 External Electronic Expansion Valve 0 No 1 Yes 13 Control system schedule Do not set 4E Test mode 1 Do not set 4F Test mode 2 Do not set 50 Demand 1 40 45 100 160 51 Demand 2 40 45 100 160 52 Current control level 40 45 100 160 1 normal at shipment from factory 53 Control system schedule Do not set 54 Control system schedule Do not set 55 Control system schedule Do not set 56 Control system schedule Do not set 57 Control system schedule Do not set 58 Control system schedule Do not set 59 Control system schedule Do not set Control system schedule Do not set 5B Control system schedule D
157. matic recovery 1 Check outdoor air temp sensor TO 2 Check outdoor unit control PCB 1 Check intake temp sensor TS 2 Check outdoor unit control PCB 4 Service procedures Remote controller alarm display Alarm contents EEPROM trouble Mismatch of indoor and outdoor unit types Espacio Multi Settings failure Judgment condition Reading writing failure Indoor unit judges that type does not match outdoor unit type Duplicated outdoor unit address system address Clear condition Recovery at power reset Recovery at power reset Automatic recovery Judgment and correction Check EEPROM IC007 2 Check outdoor unit control PCB Check indoor unit EEPROM 2 Check indoor unit control PCB 1 Check outdoor unit system address 2 Check inter unit control wiring Settings failure Group control wiring is connected to an independent control indoor Recovery at power reset 1 Check inter unit control wiring 2 Check indoor unit Settings failure Indoor outdoor unit Outdoor unit capacity not set Outdoor unit judges that type Recovery at power reset Recovery at power Check outdoor unit EEPROM h Check indoor unit types does not match indoor unit reset EEPROM type 2 Check outdoor unit control PCB Outdoor unit detected Serial signal receiving failure Automatic
158. mple installing a 2 om noise filter Switch box cover Cover plate e lf local electrical codes allow this signal receving Fig 1 96 unit can be mounted using a conventional wall box for flush mounting Fasten the remote control Fitting the remote 1 If Wall mounted Fixed Position mount with screws control in the mount Install the remote controller at a convenient location on a nearby wall However before attaching the remote controller mounting cradle check that the remote controller can operate from the desired wall position Fig 1 97 e How to Install Batteries See Fig 1 98 1 Press and slide the lid on the back of the remote controller in the direction of the arrow 2 Install two AAA alkaline batteries Make sure the batteries point in the direction marked in the battery compartment 3 Press the reset hole then replace the lid If you press it the current time ON time and OFF time are all reset to 0 00 Cover Fig 1 98 1 106 e When using the signal receiving unit a with the front exposed choose a wall surface that the signal receiving unit can be mounted on 1 Insert a flathead screwdriver into the slot on the lower side of the signal receiving unit and pry off the back case 2 The wire routing at the signal receiving unit comes out of the upper case thin portion at upper center so use nippers or a simi
159. ng Terminal plate for remote controller wiring 1 2 Outdoor unit Ground Remote controller setting mode To set the remote controller main sub setting or change the sensor follow the steps below Press buttons on the remote controller for more than 4 seconds together Select CODE No with Y 1 buttons Change DATA with TIMER buttons Press SET Finally press A DATA memorized setting will 02 Clock display 24hours 12 hours AMPM RCU CK a a be changed even when the power is turned off Make sure to set Normal for RCU CK 6 9 201201
160. ng conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 16 1 1 Unit Specifications Low Silhouette Duct MODEL No PERFORMANCE Capacity minimum muximum 2020 ___ Moisture removal High Pits h 100 PC 1060 920 750 0 24 at shipment 0 4 using jumper cable BTU Wh 13 9 ELECTRICAL RATINGS C 8 5 Optional Wireless Remote Controller CZ RWSC1U Air filter Drain pump Drain connection Max head 2 33 64 in above drain connection 25A OD32mm Rotary Electronic Expansion Valve MOV _____ lm eee 165 17 57 pO 2570 2570 Back up Heater Maximum overcurrent protection Indoor Outdoor el ___ CZRWSCIU _____ 4 2 __________ _________ Air deflection Horizontal Vertical Operation sound dB A 38 33 31 Outdoor Hi dB A Refrigerant control Electronic Expansion Valve MOV REFRIGERANT TUBING t m 50 10 100 3 30 Outdoor unit is higher than indoor unit 100 30 between the two units Outdoor unit is lower than indoor unit 50 15 Refrigerant tube outer diameter mm Indoor unit Outdoor unit 12 7 32 310 30 23 32 780 58 9 32 1
161. o not set Figures in parentheses indicate the data at the time of shipment from the factory 5 8 5 Outdoor unit maintenance remote control Setting mode 2 lt Operating procedure gt 1 Press and hold the 2 button amp button and button simultaneously for 4 seconds or longer 2 Use the temperature setting and buttons to change the item code Item codes and setting data are shown in the table below 3 Use the timer time gt and buttons to change the setting data To confirm the changed setting data press the amp button At this time Setting stops blinking and remains lit 4 During this mode Setting is displayed blinking The display shows the set outdoor unit address System XX YY System XX System address YY Address at outdoor unit sub bus item code number DN value in the table below and the setting data 6 digits The setting data is displayed in 6 digits The display changes between the first 3 digits Fig and the last 3 digits Fig When the first digits are displayed the top point of the colon is lit 5 To end the setting mode press the button The display returns to the normal display mode Display of first 3 digits Display of last 3 digits F4 roem 8 JUL
162. ol mount controller in the direction of the arrow 2 Install two AAA alkaline batteries Make sure the batteries point in the direction marked in the battery compartment 3 Press the reset hole then replace the lid If you press it the current time ON time and OFF time are all reset to 0 00 Cover Fig 1 85 1 100 1 Specifications 7 2 Room Temperature Sensor Setting The room temperature sensors are built into the indoor unit and the wireless remote controller Either of these room temperature sensors can operate The system is shipped from the factory set to the indoor unit sensor To switch to the remote control sensor press the sensor switching button located inside the remote control cover and check that A C SENSOR on the LCD display panel goes out If the sensor switch is to the remote controller side but no room temperature data is sent to the main unit for 10 minutes the sensor is automatically switched to C2 CANCEL the indoor unit side much as possible install the remote controller facing the unit RESET Vit Sensor button Fig 1 86 7 3 Address Switches If you are installing more than 1 indoor unit up to 6 in the same room it is necessary for you to assign each unit its own address so they each can be operated by their remote controller Up to 6 indoor units can be controlled separately through the address switches The operating control has the
163. onditioning unit Configuration and characteristics of cylinders lt Valve T Single valve Charge liquid refrigerant with cylinder in up side down position Fig 1 4 Valve Single valve with siphon tube Charge with cylinder in normal position Fig 2 Contents Section T SPECIFICATIONS u uu ita EN ds IUS 1 1 cR 1 2 1 2 Major Component 5 1 20 152 Other COMPONENT X 1 35 124 DIMENSION All PII ULT 1 38 15 Refrigerant EIow DlIagrarm 1 48 1 06 Operating puna 1 49 1 7 Capacity Correction Graph According to Temperature Condition 1 50 1 8 NOISE u uu 1 51 1 9 Increasing Ine 1 56 1 57 T I ELECTRICAL WIRING 1 60 1 12 Installation Instructions 1 63 PROCESS TUBING cercada a 1 118 1 14 TEST EVACUATION AND ADDITIONAL REFRIGERANT CHARGE 1 122 Section 2 PROCESSES AND FUNCTIONS T 2 1 2 1
164. operating status etc Note Because this tool does not function as a remote controller it is used only during test runs and servicing System diagram CZ RTC2 Outdoor unit maintenance remote controller 7 Inter unit control wiring main bus Special service checker wiring Optional Servicing 3 Outdoor unit Remote controller control PCB The special service checker wiring is required in order to connect the outdoor unit maintenance remote control ler to the outdoor unit PCB Even when the outdoor unit maintenance remote controller is connected a separate remote controller or other control device must be connected to the indoor unit 5 2 Functions Normal display functions 1 Functions Button operations can be used to perform the following functions e Start stop of all indoor units Switching between cooling and heating e Test run of all indoor units e High speed operation of indoor units Do not use with actual units This may damage the devices 2 Display The following can be displayed e Alarm details display e No of indoor outdoor units e Unit Nos of connected indoor outdoor units e indoor outdoor unit operating status blinks when an alarm occurs e Indoor unit thermostat ON e Individual display of outdoor unit alarms Outdoor unit compressor total ope
165. or TD Disconnection open circuit or short circuit in outdoor heat exchanger temp sensor C1 F07 Disconnection open circuit or short circuit in outdoor heat exchanger temp sensor C2 F08 F12 Disconnection open circuit or short circuit in outdoor air temp sensor TO Inverter stops after alarm is detected Recovery at restart 26 36 MODEL Sensor detection trouble 194 F or higher when 15 minutes have elapsed compressor stopped Open circuit 42 MODEL Sensor defection trouble 194 F or higher when 60 minutes have elapsed compressor stopped Open circuit Open circuit or short circuit Open circuit or short circuit Open circuit or short circuit Position detection circuit is activated even when the compressor 3P connector is disconnected and the compressor operated Replace the inverter control PCB Automatic recovery Automatic recovery 1 Check discharge temp sensor TD 2 Check outdoor unit control PCB 1 Check outdoor heat exchanger temp sensor C1 2 Check outdoor unit control PCB Automatic recovery 1 Check outdoor heat exchanger temp sensor C2 2 Check outdoor unit control PCB Automatic recovery Disconnection open circuit or short circuit in intake temp sensor TS Open circuit or short circuit Auto
166. or OK Check for layer short circuit Replace compressor Yes Is resistance between each terminal on HIC PCB OK See following page No Check HIC PCB Replace if PCB has failed Yes Replace outdoor unit control PCB 4 Service procedures HIC CH4872R HIC CH2672R 42 Type 26 36 Type T c 4 gii 1 d B s Ta al X Aurp n mw PPPS Ree rel Resistance 3 Alarm E31 GBT short circuit protection communications trouble within unit Is 1 displayed even after the power voltage is reset Yes Replace outdoor unit control PCB 4 10 4 Service procedures 4 Alarm P22 _ Outdoor unit fan motor drive circuit trouble Are connectors CNOO3 and CNOO4 connected correctly to the outdoor unit control PCB Correct the connector connections Disconnect connectors 003 CN004 outdoor unit control rotate fan by hand Does it rotate easily No Yes Outdoor unit fan motor coil resistance is OK if it is as shown below Disconnect connector CN004 and measure on the plug side No 1 Red white 30 400 2 White black 30 40 Q
167. or less Fig 1 20 Upward gradient prohibited 0 Fig 1 21 Support pieces Fig 1 22 6 5 Checking the After wiring and piping are completed use the follow ing procedure to check that the water will drain smooth ly For this prepare a bucket and wiping cloth to catch and wipe up spilled water Do not supply power to the unit until the tubing wir ing to the outdoor unit are completed 1 Take off the tube cover and through the opening slowly pour about 0 3 gal of water into the drain pan to check drainage 2 Do Test Run to check the drainage after complet ing installation When performing Test Run refer to the installation instructions attached to the outdoor unit Be careful since the fan will N CAUTION start turning when checking the drainage 3 After drain checking is finished return the Opera tion Selector switch to the RUN position ON posi tion and remount the tube cover To mount the tube cover NES ping screws Do not use long screws as they may puncture the drain pan and cause water leakage 1 Specifications 5 16 4 x 8 mm tapping screw 1 Specifications Ceiling Panel Never touch or attempt to move the air direction louver by hand or you may dam age the unit Instead use the remote controller if you want to change the direction or air flow
168. ose a place that is well ventilated and outside air temperature does not exceed maximum 115 F constantly allow enough room around the unit for air intake exhaust and possible maintenance Fig 1 4 use lug bolts or equal to bolt down unit reducing vibration and noise if cooling operation 15 to be used when the outdoor air temperature is 23 F or below install a duct on the outdoor unit Installation space Distance between obstructions and the unit air inlet and outlet must be as shown below Inlet side More than 1 2 More than 1 2 2 Outlet side More than 3 3 ft M MA Fig 1 4 1 Specifications Exhaust fan 2 Hot air 22 4 aul z 7 Heat source 5 77 Out 2 door 2 or unit Y 2 Fig 1 3 Obstruction above unit Air direction chamber 7 field supply Z 2220 2 7 2 2 7 Inlet side 1 Z 2 More than 8 2 Obstruction on J inlet side 2 7 Ground Concerning inlet side distance C Fig 1 4 The minimum for distance is 6 if there are no obstructions on the outlet side wall 1 side and 2 4 is not present In all other cases the minimum for distance is 8 e f the unit is installed with the outlet side facing wall 1 then there must be no obstructions on 2 of the remaining 3 sides 72 3
169. ost in progress e Operating frequency 61 8 Hz e Outdoor unit fan OFF e Electronic control valve step 300 e 4 way valve OFF 2 Defrost cancel e Indoor unit fan OFF 8 Start up operation 1 Frost detection 1 Outdoor heat exchanger temperature C1 method 15 minute mask after operation start Outdoor heat exchanger temperature C1 F Outdoor air temperature TO F 50 Defrost condition area Temperature in defrost condition area is detected continuously for 3 minutes or for 60 minutes in total 2 Outdoor air temperature is 7 F or above and outdoor heat exchanger temperature C1 of O F or below is detected continuously for 20 seconds 3 Outdoor air temperature is below 7 F and outdoor heat exchanger temperature C1 of below outdoor air temperature 10 F is detected continuously for 20 seconds 2 Defrost cancel Defrost end conditions 1 Outdoor heat exchanger temperature C1 rises to 54 F or higher 2 Outdoor heat exchanger temperature is 45 F or higher continuously for 1 minute 3 Defrost time of 10 minutes has elapsed 3 Startup operation After defrost ends the compressors and outdoor unit fan stop for approximately 40 seconds then operation begins in heating mode 2 8 2 Processes and functions 2 5 Outdoor Unit Control PCB 1 Layout Diagram CR CH4872R Suction temperature TS sensor Outdoor air temperature TO sensor Heat exchanger temperature C1 senso
170. out removing the grille If access to any internal part is needed follow the steps given below How to remove the grille 1 Set the 2 flaps in the horizontal position 2 Unscrew the 3 screws Fig 1 39a 3 Remove the grille a Hold both corners of the air intake grille then pull out and up to open Fig 1 39b 6 Use flathead screwdriver to push up the 3 tabs to remove the grille Fig 1 39b c Pull the lower part of the grille toward you to remove Fig 1 39a How to replace the grille 1 Close the flaps 2 Reinstall the grille into the lower part while align ing its tabs on the upper part Fig 1 40a Insert the tabs in the slots and push the lower part of the grille back into position 3 Press at each of the 5 tabs to completely close the grille Make sure that the grille and frame are firmly fitted together Fig 1 40b 6 14 Preparing the Indoor Side Tubing Arrangement of tubing by directions a Right tubing The corner of the right frame needs to be cut by a hacksaw or the like Fig 1 41 b Right rear or left rear tubing In this case the corner of the frame needs not be Cut To mount the indoor unit on the rear panel a Hang the 3 mounting slots of the unit on the upper tabs of the rear panel Fig 1 42 1 Specifications Grille B Fig 1 Air intake grille Fig 1 40a SS Frame Rig
171. r discharge temperature sensor Heat exchanger temperature C2 sensor 9D NIS ICON 2200 200 g sity LIN mS e 6908 85 013 P XN m Refrigerant recovery switch NN Po DEB SER s CN211 V 8 50 Achso PEE 7609 w 66029 2600 a 005 mm T w 87051769 de Wes 9200 gt gt 5 200 Py n 150 9129 400 it 3 9202 lt 680 Bes 2 BIZY 5109 x 609 p m 24 ao 2603 6209 9209 6409 amp 26202 629 299203 6100 io no 0028 Quiet mode plug 028 CN205 IC20 005 Refrigerant System address switch 5002 EXCT plug CN026 Automatic address setting switch S001 Snowfall sensor 2 6 00215005 THT ASH BLK CN208 001800147 8508 edeu UII MAS zy 8700 8 6900 es Bv 5001 4 Refrigerant System 9 3 xe 3 d gt lt address switch 5003 Cooling test gt 2900 gt S x Wer
172. r R22 and R407C type refrigerant systems cannot be used Manifold gauge Yes No Types of refrigerant refrigerating machine oil and pressure gauge are different To resist higher pressure material must be changed Vacuum pump Yes Yes Use a conventional vacuum pump if it is equipped with a check valve If it has no check valve purchase and attach a vacuum pump adapter Leak detector Yes No Leak detectors for CFC and HCFC that react to chlorine do not function because R410A contains no chlorine Leak detector Outlet for HFC134a be used for R410A E Flaring oil Yes No For systems that use R22 apply mineral oil Suniso oil to the flare nuts on the tubing to prevent refrigerant leakage For machines that use R407C or R410A apply synthetic oil ether oil to the flare nuts New R407C tools Manifold gauge tool compatible with R410A Using tools for R22 and R407C and new tools for R410A together can cause defects 3 2 Use R410A exclusive cylinder only When charging with refrigerant use electronic scale for charging refrigerant In this case if the volume of refrigerant in the cylinder becomes less than 20 of the fully charged amount the composition of the refrigerant starts to change Thus do not use the refrigerant if the amount in the charging cylinder is less than 20 Also charge the minimum necessary amount to the charging cylinder before using it to charge the air c
173. r units using 8 digits When the first 4 digits are displayed the top point of the colon is lit When the last 4 digits are displayed the colon points are not lit e The display of the first 4 and last 4 digits changes automatically every 10 seconds It can also be changed by pressing the button 10 lt Total compressor operating time gt and are displayed alternately NOTE With the outdoor unit maintenance remote controller when connected to the outdoor unit the unit remote controller check functions will not operate 5 5 5 Outdoor unit maintenance remote control 5 4 Monitoring Operations Display of Indoor Unit and Outdoor Unit Sensor Temperatures lt Operating procedure gt 1 Press and hold the 2 button and button simultaneously for 4 seconds or longer to switch to temperature monitor mode During temperature monitoring Service Monitor is lit The display and operations are the same as when monitor mode is started from the unit remote controller 2 Press the button and select the indoor unit to monitor 4 3 Use the temperature setting and buttons to select the item code of the temperature to monitor The selected indoor unit No and the temperature data are displayed 4 To end monitoring press the 2 button The display returns to t
174. rating time e Outdoor unit oil sensor oil level e Outdoor unit total power ON time Outdoor unit microcomputer version e Other Temperature monitor e Displays the indoor outdoor unit sensor temperatures Outdoor unit alarm history monitor e Displays the outdoor unit alarm history Setting modes Setting mode 1 and setting mode 2 are used to make the outdoor EEPROM setting 5 2 5 Outdoor unit maintenance remote control 5 3 Normal Display Operations and Functions Normal display functions e Connect the special service checker wiring to the outdoor unit PCB The connection is shown in the figure below RC 3P blue PCB connector m 2 blue Special service checker wiring Relay connector 2P white Remote controller Assy It is not necessary to disconnect the communications line in the inter unit control wiring if it has already been connected at this time Setting modes 1 and 2 be used even when the outdoor unit is independent when 1 maintenance remote controller is connected to 1 outdoor unit and automatic address setting for the indoor units has not been com pleted Displays the overall system status for that refrigerant system All units start stop Fig 1 Fig 1 lt Operation gt The button can be used to start and stop all the indoor units e The LED turns ON when 1 or more indoor units is operat
175. ration using whichever of the indoor heat exchanger temperatures E1 or E2 is lower See the figure below 1 If a temperature in the J area operating frequency reduction and thermostat OFF area is detected for 6 minutes the compressor operating frequency is reduced The compressor operating frequency is reduced every 30 seconds as long as the temperature remains within this area If the temperature is in the K area operating frequency increase prohibit area the compressor operating frequency is maintained If the temperature is in the H area operating frequency control area and the outdoor air temperature is less than 90 F the compressor maximum operating frequency is limited according to the indoor unit fan speed If the temperature is in the I area normal operating area the compressors operate normally If the temperature is continuously in the J area and the compressor operating frequency reaches 0 then temperature A temperature for changing from J area to H area is raised from 41 F to 46 F and operation continues with the thermostat OFF until the temperature reaches the H area MIN E1 22 F 2 eim miii pine eri gt 63 41 Comp ON A 46 Comp OFF operating frequency increase prohibit area 2 Processes and functions Heating high load control The below control is performed during heating operation based on the indoor heat exchanger temperature MAX
176. re at unit No 1 1 is 185 F Sensor address Discharge temp Outdoor unit Discharge temp TD Intake temp TS Outdoor heat exchanger temp C1 Outdoor heat exchanger temp C2 Outdoor air temp 4 13 Current AC current Outdoor electronic control valve position Main unit only when group control is enabled 4 Service procedures Check Pin Short circuit the cooling check pin or heating check pin on the outdoor unit control PCB to perform the control described below 1 Thermistor checks The checks listed below are performed for 1 second each in order from the top down The results are displayed by LED 1 and 2 Check results Thermistor Discharge temp TD LED 1 lit Outdoor air temp TO Heat exchanger temp C1 LED 1 and 2 OFF Heat exchanger temp C2 Intake temp TS 2 4 turns for 1 second 3 Forced cooling or heating operation 4 4 Table of Thermistor Characteristics 1 Outdoor Air Temp TO Intake Temp TS Heat 2 Discharge Temp TD Sensors Exchanger Temp C1 Sensor Heat Exchanger Temp C2 Sensor gt Resistance gt Resistance BN NE NE NN NE E NN EUN MN EL IN N 147 TY y Ni RE yI aaa L 11 Temperature
177. reception address switch and the remote controller has the transmission address switch This function is utilized by matching the transmission and reception address switches Remote control address display Ill Address switch Any address positions switch position available 7 4 Setting the Model Code CD display selector switch Make the slide switch settings in the battery compartment box of the remote controller depending on the type of Indoor unit in which the wireless receiving unit is used 2 Operation mode switch In this Single Split System Air Conditioner set the switch to A The switch is factory set to S A Always press the reset button after switching the setting 2 Operation D s lt 01 1 types K1 type F1 type Flap displ 54 Heat pump with Heat pump without Cooling only Auto mode Auto mode Fig 1 87 1 101 1 Specifications lt CZ RWSU1U gt 4 Way Cassette Type U1 Type 7 5 Indicator Section Installation Air intake grille Remove the ceiling panel and indicator cover and 22 _ indicator section install the indicator section ES 1 Remove the ceiling panel a 2 Remove the corner cover behind the mark section 3 screws 3 Remove the mark section inside the ceiling panel 2 screws 4 Install the indicator section in the location where the mark section was attached 2
178. ressor starts it keeps running for 5 minutes Once the compressor stops it will not start running again for 3 minutes If you change the operation mode HEAT COOL or FAN during the heating cycle the control circuit stops the compressor for 3 minutes For 5 minutes after the compressor is first turned on and for 3 minutes after it is turned off the compressor is not controlled by the room sensor Thermo ON When room temperature rises 2 F 4 F when set on body sensor above the set temperature T 2 F or 4 when set on body sensor Compressor ON Thermo OFF When the room temperature is 2 F below the set temperature Compressor OFF 2 2 2 Processes functions Heating REMOTE CONTROL SENSOR Only for wireless remote controller SET 2 F SETTING TEMP gt SET 2 F THERMO ON THERMO ON THERMO OFF THERMO OFF THERMO ON THERMO OFF THERMO OFF BODY SENSOR THERMO ON THERMO ON THERMO ON NENNEN O OO NM 1 1 1 po 5 MINUTES MINUTES 5MINUTES COMPRESSOR OFF ON OFF ON OFF ON 1 OUTDOOR H OR N OFF ON OFF ON 3 5 2 OFF L LL L SET SPEED LL SET SPEED LL SET SPEED 2 STANDBY OFF OFF
179. s lower than indoor unit 50 15 Refrigerant tube outer diameter Refrigerant amount at shipment DIMENSIONS amp WEIGHT Indoor unit Outdoor unit Unit dimensions 12 7 32 310 30 23 32 780 39 3 8 1 000 37 940 24 13 16 630 13 3 8 340 Indoor unit Outdoor unit 14 3 32 358 34 31 32 888 46 7 8 1 191 39 31 32 1 015 g kg Shipping volume cu ft m 3 DATA SUBJECT TO CHANGE WITHOUT NOTICE Cooling Rating conditions Room temperature 80 F DB 67 F WB Ambient temperature 95 F DB 75 F WB Heating Rating conditions Room temperature 70 F DB 60 F WB Ambient temperature 47 F DB 43 F WB Low temp conditions Room temperature 70 F DB 60 F WB Ambient temperature 17 F DB 15 F WB 18 1 1 Unit Specifications Low Silhouette Duct MODEL No PERFORMANCE Cooling Capacity minimum muximum BTU h 31 200 9 500 31 200 17 E BTU h NEUEN ELECTRICAL RATINGS Voltage rating 208 Available voltage range VAC 187 253 Max Running amperes Power input 17 F Back up Heater Maximum overcurrent protection Indoor Outdoor 18 6 3 920 20 6 3 920 15 30 Microprocessor Built in 0 F 3 and Automatic control Variable CZ RTC2 Optional Wireless Remote Controller CZ RWSC1U Air deflection Horizontal Vertical Air filter Drain pump Drain connection Max he
180. screws 5 Form the wire to match the panel ribs as shown in Fig 1 89 6 Install the corner cover Restrain the wire with the corner cover Corner cover 7 6 Operating Controller Installation Fig 1 88 CAUTION Do not twist the operating Pass the wiring through under the shaft controller wires together with the power supply wires Doing so can result in malfunction If electrical noise is induced in the unit power supply take appropriate measures for example installing a Wane noise filter Install the operating controller at the indoor unit intake port section 1 Fasten the operating controller to the indoor unit Indicator section intake port section electrical component box Fig 1 89 opposite side with the 2 accessory screws 4xL13 32 2 Connect the operating controller 2 wires WHT BLK to the remote control wire WHT in the electrical component box For details on wiring see the section 7 9 Electrical wiring 3 Install the ceiling panel Operating controller 4 Connect the indicator section and the operating Electrical controller with the 6P connector white Screws T component box 5 Form the wires with vinyl clamps and fasten Fig 1 90 6 Connect the ceiling panel wiring connector 2P 3P to the body connector in the electrical component box 7 For details on test operation see Test Run 1 102 Ceiling Type T1
181. section on how to wire the receiving unit as shown in Fig 1 104 6 Use the supplied spacers to adjust for a thickness several inches more than the ceiling material and lightly fasten the receiving unit in place with the small screws 4 1 9 16 2 pcs supplied with the unit 7 Tighten the machine screws after fitting sections A and B into the openings in the gap between the signal receiving unit and ceiling surface as in Fig 1 105 Do not apply strong force when tightening the screws Excessive force might warp or damage the cover When finished the signal receiving unit should still be able to move slightly when pressed as shown in Fig 1 105 8 Reinstall the cover plate Clamp 1 Specifications the remote con cable through a notch in the upper case Clamp Supplied About 3 32 1 8 S E Remote control cord Fig 1 99 Option Fig 1 100 Remote control cord Option Signal receiving unit Wood screws 2 Fig 1 102 Fig 1 104 Fig 1 105 1 107 1 Specifications 7 13 Electrical Wiring CAUTION Be sure to do the wiring correctly incorrect wiring will damage the equipment Recommended wire diameter and allowable length for signal receiving unit wiring and its branch wiring AWG 18 MAX 1 300 ft Terminal board x for indoor unit 1 Signal receiving remote control sre unit wiring Wire from signa
182. sides must remain open Either the obstacle to the front or the obstacle to the rear must be no taller than the height of the outdoor unit Min 11 13 16 Min 39 3 8 Min 59 1 16 78 3 4 Min 7 7 8 Z Dimension snow protection duct is s attached after the unit is installed verify that dimension x is 19 11 16 or more Unit inch 1 73 4 HOW INSTALL THE OUTDOOR UNIT 4 1 Installing the Outdoor Unit Use concrete or a similar material to create the base and ensure good drainage e Ordinarily ensure base height of 2 or more If a drain pipe is used or for use in cold weather regions ensure a height of 6 or more at the feet on both sides of the unit In this case leave clearance below the unit for the drain pipe and to prevent freezing of drainage water in cold weather regions Refer to the Fig 1 10 for the anchor bolt dimensions Be sure to anchor the feet with the anchor bolts M10 In addition use anchoring washers on the top side Use large square 32x32 SUS washers with diameters of 10 Field supply 4 2 Drainage Work Follow the procedure below to ensure adequate draining for the outdoor unit For the drain port dimensions refer to the figure at right Ensure a base height of 6 in or more at the feet on both sides of the unit 4 3 Routing the Tubing and Wiring The tubing and wiring can be extended out
183. sion bolt hole pitch 48 7 16 Suspension bolt hole pitch 50 13 32 x L G d E 10 10 Air outlet or more 51 3 16 or more Service space Service space LLLLLLLLLLLLLLLL LLL LLL LL LLLLLL LL 2 ft or more Dimension inch CD Drain connection 2 Drain connection for left side 3 Refrigerant liquid line 3 8 Flare connection 4 Refrigerant gas line 5 8 Flare connection 5 Hole for rear side refrigerant tubing Hole for through the wall refrigerant tubing 63 15 16 hole 7 Hole for fresh air intake Knockout hole Hole for right side refrigerant tubing Knockout hole 9 Hole for left side drain connection Knockout hole Hole for power supply Conduit size 1 2 Infrared rays receiver for wireless remote controller 2 Cutting position for fresh air intake 1919 THS I 1 41 1 Specifications 1 4 Dimensional data Indoor unit Ceiling Type 36 42 Type 6 3 32 7 81 85 12 7 32 e 11 1 22 st 7 1 4 22222 a t y Holes in the rear side View from front Hole for wall through piping View from front N coh a o Oy tO 9 2 25 32 T Ni
184. speed based on the outdoor heat exchanger temperature C1 at that time 2 Processes and functions 2 Ifthe outdoor heat exchanger temperature C1 is 75 F or higher continuously for 5 minutes fan operation may stop same conditions as when the thermostat is OFF In this case the fan will restart after 3 minutes 3 This control is not performed during the 3 minutes after start for 1 minute after defrost ends and while defrost is in progress Coil heating control 1 This control applies current to the coil of the stopped compressor to heat the compressor in place of the crank case heater 2 When the discharge temperature TD is less than 77 F the current application judgment is made based on the outdoor air temperature TO Current application starts when the outdoor air temperature drops to 59 F or below Current application stops when the outdoor air temperature rises above 64 F Control for prevention of short intermittent operation In order to protect the compressor this control does not allow the compressor to be stopped for 10 minutes after operation starts even if the thermostat OFF signal is received from the indoor unit Control for prevention of high cooling loads This control reduces abnormal high pressure increases during cooling operation 1 If MAX C1 C2 C1 amp C2 outdoor heat exchanger temperature is less than 124 F the compressor performs normal operation 2 If MAX C1
185. tdoor unit Indoor unit is detecting error Error receiving serial communications signal E04 signaled from outdoor unit Error in transmitting serial communications signal 205 Outdoor unit is detecting Error in receiving serial communications signal including unit E06 error signaled from indoor quantity verification failure unit Error in transmitting serial communications signal E07 An indoor unit detected Error in transmitting serial communications signal E17 trouble the signal from xt another indoor unit Error in receiving serial communications signal E18 Communications trouble Communications failure with E31 xt between units Mis setting Setting error Indoor unit group settings error 101 x m _ Continued 4 Service procedures Wired Wireless remote remote controller control receiver display display Possible cause of malfunction E 1 Ceiling panel connection failure P09 Activation of Indoor protection Fan protective thermostat 01 xt 70 i Alternately adis Float switch P10 iind device Discharge temperature trouble High pressure switch or compressor motor thermal protector is activated P04 Open phase detected power trouble P05 gas 15 4 valve locked P19 PEN mem H
186. tem 2 03 Operating status of indoor units in that refrigerant system blinks when alarms occur 2 04 Unit Nos of indoor units in that refrigerant system where the thermostats are ON 2 05 No of outdoor units connected in that refrigerant system No of connected units 1 06 Unit Nos of connected outdoor units in that refrigerant system 2 07 Operating status of outdoor units in that refrigerant system blinks when alarms occur 2 Ww 08 09 T OC Od OE OF 10 Total compressor operating time in 1 units 11 12 13 15 16 power time of outdoor unit 1 units 17 Compressor start count 18 ou Outdoor unit firmware version FF Outdoor unit software version 3 XX YY R C See following page for 2 and 3 Displays the outdoor unit address of the selected outdoor sub bus XX Main bus line outdoor system address 1 30 YY Outdoor unit address in outdoor sub bus 1 4 This is 1 when there is only 1 outdoor unit Locations where 1 2 and 3 are displayed are shown below Sample displays ___ J 01 No of connected indoor units 02 Unit Nos 1 2 3 and 4 are connected
187. temp exceeds Recovery at restart 1 Check refrigerant cycle temperature 232 F gas leak Discharge temp 2 Electronic control valve detected at or trouble above the specified 3 Check tubing sensor TD value P04 High pressure Stops when pressure Recovery at restart 1 Check the high pressure switch is activated exceeds 600 psi switch connector is Compressor motor Stops when temp exceeds securely connected thermal protector is 230 F 2 Check the ourdoor unit heat activated exchanger is not clogged cooling operation 3 Check the indoor unit air filter has not become clogged heating operation 5 Missing phase Current value sent from MDC Recovery at restart 1 Check R S T power detected CT on outdoor unit control PCB is 2 Check inverter control PCB disconnected or AC low 3 Check outdoor unit control power trouble No AC power input for 3 PCB minutes or longer pre trip 5 P15 Insufficient gas level The following conditions Recovery at restart Check refrigerant cycle detected continue for 1 minute gas leak e Discharge temp is 203 F or higher Electronic control valve is at step 480 Current value from MDC 15 2 0 A or less P19 4 way valve locked Indoor heat exchanger temp Recovery at restart 1 Check 4 way valve e Judgment occurs drops although compressors 2 Check 4 way valve wiring after compressor ON in heating mode 3 Check outdoor unit control has been
188. ter 9 19 32 N Mis Dimension inch 59 o 9 Air intake grille Q Air outlet Refrigerant liquid line 3 8 Flare connection Refrigerant gas line 5 8 Flare connection 5 5 Drain connection 6 Power supply entry conduit size 1 2 E i 7 For discharge duct 9 Suspention bolt mounting HE 9 For fresh air intake 213 16 7 1 39 1 Specifications 1918_ _5 1 4 Dimensional Indoor unit Wall Mounted 44 718 1 Specifications 8 31 32 13 Drain and wiring port 3 5 32 D Refrigerant liquid line 3 8 Flare connection 2 Refrigerant gas line 5 8 Flare connection 8 Drain hose OD 45 64 1 40 Dimension inch 1 Specifications 1 4 Dimensional data Indoor unit Ceiling Type 26 Type 6 3 32 3 15 16 12 7 32 N N 11 1 32 5116 oy 22222222 222 Y lt S lt 5 3 4 59 6 Q 3 9 32 Holes in the rear side View from front Hole for wall through piping View from front 12 19 32 6 5 16 Suspen
189. the compressor is stopped and then restarted Error count 1 3 The error count is cleared when operation has continued for 10 minutes after the compressor was restarted 4 If 2 repeats 4 times without the error count being cleared error count 4 alarm occurs Current release control The compressor operating frequency is controlled so that the current that is input to the inverter compressor does not exceed the designated value control value Outdoor unit fan control 1 Cooling fan control 1 The outdoor unit fan minimum speed and maximum speed are determined according to the outdoor air temperature and the operating frequency The speed is controlled in stages between the minimum speed and maximum speed based on the outdoor heat exchanger temperature C2 at that time 2 For 60 seconds after start the outdoor unit fan operates at maximum speed as determined by the outdoor air temperature and operating frequency at that time Subsequently the fan operates at low speed until the outdoor heat exchanger temperature C2 rises 3 Ifthe discharge temperature TD sensor is abnormal or has become disconnected the fan will not operate and a protective device is activated 2 Heating fan control 1 The outdoor unit fan minimum speed and maximum speed are determined according to the outdoor air temperature and operating frequency The speed is controlled in stages between the minimum speed and maximum
190. the indoor and outdoor unit numbers correspond to the system address number on the outdoor unit control PCB and use a magic marker or similar means which cannot be easily erased to indicate the numbers an easily visible location on the indoor units near the indoor unit nameplates Example Outdoor 1 Indoor 1 1 Outdoor 2 Indoor 2 2 2 These numbers will be needed for maintenance Be sure to indicate them Use the remote controller to check the addresses of the indoor units Press and hold gt button and button for 4 seconds or longer simple settings mode Then press the button and select the indoor address Each time the button is pressed the address changes as follows 1 1 2 1 The indoor unit fan operates only at the selected indoor unit Confirm that correct fan is operating and indicate address on the Indoor unit Press the gt button again to return to the normal remote controller mode For details refer to the separate handbook Main sub remote controller control Control using 2 remote controller switches Main sub remote controller control refers to the use of 2 remote controllers to control 1 indoor unit A maximum of 2 remote controllers can be connected Connecting 2 remote controllers to control 1 indoor unit Remote controller Remote controller switch main switch sub Optional Optional 12 112 pc UT ug 111 Pec Ur iLi _ Remote controller wiri
191. time of shipment System address rotary switch System address 10s digit and 20s digit lt gt DIP switch gt Automatic address button black 2 Terminal plug black System address rotary switch N 2 System address 105 205 DiPswitch Fig 6 7 System address 105 digit System address 1s place System address No 2P DIP switch Rotary switch Automatic address w 0 Setting at shipment 0 9 1 If outdoor unit is No 1 Both OFF 1 setting If outdoor unit is No 2 Both OFF 2 setting If outdoor unit is No 11 10s digit ON 1 setting If outdoor unit is No 21 20s digit ON 1 setting If outdoor unit is No 30 10s digit and 20s digit ON 0 setting Automatic address setting using the remote controller When the outdoor unit shown in Basic wiring diagram 2 is used for group control of multiple outdoor units use the remote controller to perform automatic address setting During automatic address setting SETTING blinks on the remote controller display Press the remote controller timer time button and 2 button simultaneously Hold for 4 seconds or longer Then press the button Item code AA appears All systems automatic address setting Automatic address setting is performed in sequence for all outdoor units from No 1 to No 30 When automatic address se
192. tly matched between the ceiling panel and the indoor unit body 2 Next check to see that the ceiling panel is prop erly aligned with the seamline of the ceiling If it is not remove the ceiling panel and slightly readjust the indoor unit body to the proper suspension point 3 When the ceiling panel has been properly aligned use the supplied 4 mounting screws M5 with washers to permanently fasten the ceiling panel 4 Install the wiring connector from the ceiling panel to the connector in the electrical component box of the indoor unit After installing the connector use the clamp on the body of the indoor unit to secure the wiring 5 Install the air filter and air intake grille by perform ing the steps in section 6 6 in reverse Hook again the safety cord in its original position before closing the air intake grille 6 8 When Removing the Ceiling Panel for Servicing When removing the ceiling panel for servicing remove the air intake grille and air filter disconnect the wiring connector inside the electrical component box and then remove the 4 mounting screws 1 Specifications 6 9 Duct for Fresh Air There duct connection part side of the indoor unit Fig 1 27 Air intake plenum including Duct connection box and flange are attached to the indoor unit when used to take fresh outdoor air CZ 24KPU1U S 26PU1U6 CZ 36KPU1U S 36PU1U6 S 42PU1U6 CZ 26BCU1U CZ 42BCU1
193. ton 2 lt N 3 V 7 gt 29 wa 6 Reset button 7 Cover T Fig 1 108 Table 1 10 OPERATION TIMER STANDBY Cause of Trouble lamp lamp lamp e 4 No power supply or mis wiring of signal receiving unit S C errors between the indoor unit s controller PCB and signal receiving unit S C errors between indoor and outdoor units EE QN e 0 JCompressorprotectrisactivated _____ S C Serial communications 1 109 7 16 Basic Wiring Diagram CAUTION Be sure to do the wiring correctly incorrect wiring will damage the equipment Remote Controller 1 2 Wire joint Inter unit control wiring L Outdoor unit Ground earth e Wiring procedure Carry out the wiring according to the above wiring diagram e Address setting is automatically executed after turning on the system An indoor unit address is assigned to each indoor unit e Operation takes place successively at intervals of 1 second by using combinations of the address setting of each unit 1 110 1 Specifications In case of using shielded wires for inter unit control wiring ground the shield on one side Fig 1 109 Otherwise misoperation because of electrical noise may occur Ground Fig 1 109 7 17 Wiring System Diagram for Group Control This diagram shows when severa
194. tory that performed using the unit remote controller However the outdoor unit address appears instead of the unit No 5 1 4 2 2 Press the button and select the outdoor unit for alarm history monitoring 3 Use the temperature setting and buttons to select the item code for the alarm history The display shows the address of the selected outdoor unit the item code and the alarm history alarm data The outdoor unit address is displayed as system XX Y Y System XX Outdoor unit system address Outdoor unit sub bus address The item code is displayed as 01 08 01 indicates the most recent alarm The alarm history is indicated by the alarm code If there have been no alarm codes ____ is displayed 4 To clear the alarm history press the button The outdoor unit alarm history will be cleared 5 end press the 2 button display returns to the normal remote controller display 5 6 Setting Modes Setting the Outdoor Unit EEPROM Setting mode 1 lt Operating procedure gt Display of first 3 digits 1 Press and hold the 2 button button simultaneously for 4 sec onds or longer 2 Use the temperature setting and buttons to change the item code The item codes and setting data are shown in the table on the next page 3
195. toward front side Side panel Fig 1 55 Suspension bolt field supply Ceiling surface Washer supplied Double nut Fixture field supply Fig 1 56 Suspension bolt field supply Washer field supply unit Washer supplied Double nut field supply Fig 1 57 1 Specifications 7 Suspend the indoor unit as follows e a Mount a washer and two hexagonal nuts on lt each suspension bolt as shown in Fig 1 58 Ceiling b Lift the indoor unit with a lifting machine to the surface ceiling surface and place it on the washers supplied field supply through the notches to fix it in place Suspensioh bolt Fig 1 59 Fig 1 58 Tighten the two hexagonal nuts on each suspension bolt to suspend the indoor unit as shown in Fig 1 60 A ceiling surface is not always level Please confirm that the indoor unit is evenly suspended For the instal lation to be correct leave a clearance of about 3 8 between the ceiling panel and the ceiling surface fill the gap with an appropriate insulation or filler material 8 If the tubing and wiring are to go towards the rear of the unit make holes in the wall Fig 1 61 9 Measure the thickness of the wall from the inside to the outside and cut PVC pipe at a slight angle to fit Insert the PVC pipe in the wall Fig 1 62 Indoor Outdoor side PVC pipe field suppl pipen pply INSIDE
196. tting is completed the units return to normal stopped status To select each refrigerant system individually and perform automatic address setting press the remote controller timer time button button simultaneously Hold for 4 seconds or longer Then press either the tempera ture setting or button Item code A1 appears Individual system automatic address setting Use either the or button to select the outdoor unit to perform automatic address setting For example when selected R C 1 R C 1 is displayed Then press the amp button Automatic address setting is performed for refrigerant circuit 1 When automatic address setting for circuit 1 is completed the system returns to normal stopped status When automatic address setting for circuit 1 is completed the system returns to normal stopped status In the same way press the remote controller timer time button and 2 button simultaneously to per form automatic address setting for a different R C refrigerant circuit if necessary Then in the same way as above use the button to display R C 2 for example select the next circuit and perform automatic ad dress setting 6 8 6 Test run Indicating marking the indoor and outdoor unit combination number Indicate mark the number after automatic address setting is completed 1 So that the combination of each indoor unit can be easily checked when multiple units are installed ensure that
197. ttings press the RESET hole Verify that sliding switch 1 is in the S position m Wireless remote controller transmitter SKN Set sliding switch 2 to the correct setting for these models Heat pump model RESET hole H Heat pump no auto heating cooling C Cooling only model SENSOR button Sliding switch 1 113 1 Specifications 7 21 Preparing for the Test Run 7 21 1 Changing the room temperature sensor Room temperature sensors are installed inside the indoor unit and the wireless remote controller Either room temperature sensor can be used e When Unit Sensor is indicated on the wireless remote controllers LCD the indoor unit sensor is operating as the room temperature sensor To change to the remote control sensor open the remote control cover and press the SENSOR button once The Unit Sensor display disappears and the remote control sensor becomes the room temperature sensor If the temperature data from the remote controller is not communicated to the indoor unit for a period of 10 minutes when the remote control sensor is selected the unit automatically switches back to the indoor unit sensor Install the remote controller in a location where the signal can reliably be received by the indoor unit 7 21 2 Using the remote controller Face the remote controller toward the receiver indoor unit The maximum distance
198. ubing drain hose and inter unit wiring as shown in Fig 1 47 6 18 Installing the Drain Hose 1 2 3 The drain hose should be slanted downward on the outdoor side Fig 1 48 Never form a trap in the course of the hose If the drain hose will run in the room insulate the hose so that chilled condensation will not damage furniture or floors Fig 1 49 Foamed polyethylene or its equivalent is recommended Do not supply power to the unit WARNING or operate it until all tubing and wiring to the outdoor unit are completed 1 88 1 Specifications Refrigerant tubing Inter unit wiring N Insulating tape Fig 1 46 Refrigerant tubing Inter unit wiring Indoor Drain hose Fig 1 48 Condensation Insulation material field supply gt must used Fig 1 49 Ceiling 6 19 Suspending the Indoor Unit 1 Place the full scale diagram supplied on the ceiling at the spot where you want to install the Indoor unit Use a pencil to mark the drill holes Fig 1 50 Since the diagram is made of paper it may shrink or stretch slightly because of high temperature or humidity For this reason before drilling the holes maintain the correct dimensions between the markings 2 Drill holes at the 4 points indicated on the full scale diagram 3 Depending on the ceiling type a Insert suspension bolts as shown in Fi
199. unit before placing the unit inside the ceiling 2 The length of each suspension bolt must be appropriate for a distance between the bottom of the bolt and the bottom of the ceiling of 5 8 or more as shown in Fig 1 15 3 Thread the 2 hexagonal nuts field supply and washers onto the 4 suspension bolts as shown in Fig 1 16 Use 2 sets of nuts and washers upper and lower so that the unit will not fall off the suspension lugs 4 Remove the protective cardboard used to protect the fan parts during transport 5 Adjust the distance between the unit and surface of the ceiling 1 7 8 Fig 1 15 1 Specifications Full scale installation diagram printed on a cardboard packing 2 Full scale installation ____ _ _ diagram Fig 1 15 Suspension Suspension lug Nuts and washers Use above and below Double nuts EN Fig 1 16 1 77 6 4 Installing the 1 Prepare standard hard pipe the use the supplied drain hose and hose band to vent water leaks The PVC pipe must be purchased separately The transparent part allows you to check drainage Fig 1 17 Tighten the hose clamps so N CAUTION their locking nuts face upward Fig 1 17 2 After checking the drainage wrap the supplied packing and drain pipe insulator around the pipe
200. ure gt 1 Press and hold the button and button simultaneously 4 Service procedures for 4 seconds or longer 2 Unit No X X main unit No item code XX sensor address and service monitor 00XX sensor tem perature appear on the remote controller LCD See figure 3 Press the temperature setting and buttons and change the item code to the sensor address of the sensor that you want to monitor For the relationship between the sensor address and the sensor type refer to the below Sensor Tempera ture Correlation Table 4 During group control and simultaneous operation multi control press the button and change to the unit that you want to monitor 5 Press the button to return to normal remote controller operation Figure Sample display when discharge The temperature display reads for units that are not connected e f monitor mode is selected during normal operation the only parts of the LCD that change are those shown in the figure All other displays do not change and remain as they were during normal operation Sensor Temperature Correlation Table Sensor installation location Indoor unit Sensor address Sensor type temp temp used for control Remote controller temp Indoor intake temp Indoor heat exchanger temp E1 Indoor heat exchanger temp E2 temperatu
201. ut W 90 Q RED WHT WHT BLK 30 5 RED Coil resistance Ambient temperature 20 C Safety device Operating temperature Open F 284 140 Close F Run capacitor VAC uF 230V 60uF Heat exchanger Coil Aluminium plate fin Copper tube Rows fin pitch mm 2 2 0 Face area 1 080 1 34 1 Specifications 1 3 Other Component Specifications Outdoor Unit MODEL No U 26PE1U6 U 26PS1U6 Thermistor Coil sensor TH2 to 5 Coil resistance Thermistor Comp discharge gas sensor TH6 Coil resistance kQ 140 F 194 F 5 1 158 F 97 212 F 368 167 F 8 2 230 F 2 8 176 70 248 F 2 2 185 F 5 9 266 F 1 7 DATA SUBJECT TO CHANGE WITHOUT NOTICE 1 35 1 Specifications 1 3 Other Component Specifications Outdoor Unit MODEL No U 36PE1U6 U 36PS1U6 Thermistor Coil sensor TH2 to 5 Coil resistance Thermistor Comp discharge gas sensor TH6 Coil resistance kQ 194 F 5 1 9 7 212 F 3 8 8 2 230 F 2 8 7 0 248 F 2 2 5 9 266 F 1 7 DATA SUBJECT CHANGE WITHOUT NOTICE 1 36 1 Specifications 1 3 Other Component Specifications Outdoor Unit MODEL No U 42PE1U6 U 42PS1U6 Thermistor Coil sensor TH2 to 5 Coil resistance Thermistor Comp discharge gas sensor TH6 Coil resistance kQ 51 BL 9 7 3 8 n 8 2 2 8 7 0 I 2 2 5 9 1 7 DATA SUBJECT TO CHANGE WITHOUT NO
202. ves e Depending on the installation conditions applying excessive torque may cause the nuts to crack Precautions for Packed Valve Operation e f the packed valve is left for a long time with the valve stem cap removed refrigerant will leak from the valve Therefore do not leave the valve stem cap removed Use wrench to securely tighten the valve stem cap e Valve stem cap tightening torque Charging port 70 85 in lbs 80 100 kgf cm 160 180 in lbs 190 210 kgf cm 240 270 in lbs 280 320 kgf 03 8 Liquid side 95 8 Gas side 3 Insulating the Refrigerant Tubing Tubing Insulation e Thermal insulation must be applied to all unit tubing including the distribution joint purchased separately For gas tubing the insulation material must be heat resistant to 248 F or above For other tubing it must be heat resistant to 176 F or above Insulation material thickness must be 13 32 in or greater CAUTION If the exterior of the outdoor unit valves has been finished with a square duct covering make sure you allow sufficient space to access the valves and to allow the panels to be attached and removed Taping the flare nuts Wind the white insulation tape around the flare nuts at the gas tube connections Then cover up the tubing connections with the insulator and fill the gap at the union with the supplied black insulation tape Finally fast
203. work Indoor unit control PCB Outdoor unit control PCB lt For K1 Type gt Fuse ON Varistor black 002 2 plug Varistor black 2 brown 1 115 1 Specifications 7 23 When Setting Indoor Unit Control PCB Switch for Wall Mounted Indoor Unit When using both the wired and wireless remote controller refer to the procedure below If this setting is not made correctly an alarm will occur The operation lamp on the display blinks This setting is not necessary for the case of using wireless remote controller only The slide switch setting at the time of factory shipment for model 1 type is e S 26PK1U6 29888 2258238 IN ars sss CGE 7000 10002 0 6 0 us ADM 39 8 FILTER 1 006 IS v w M 1C009 C Lal EH W LIONO 3 WI 709 NOILdO Ld 02090 SIONI EN 800M9 190804701 6202 0 8 g 8 When using wired remote controller as sub to set its data to sub in remote controller setting mode When using wireless remote controller as sub set the switch on the indoor unit control PCS to A When using wireless remote controller as sub
204. y puncture the drain pan and 6 26 the Fan Speed external static pressure 15 too great due to long extension of ducts for example the air flow volume may drop too low at each air outlet This problem may be solved by increasing the fan speed using the following procedure and remove the cover plate Disconnect the fan motor sockets in the box clamped in the box Securely connect the booster cable sockets between the disconnected fan motor sockets in step 2 as shown in the Fig 1 80 cover plate How to read the diagram The vertical axis is the external static pressure Pa while the horizontal axis represents the air flow CFM The characteristic curves for HT H M and L fan speed control are shown The nameplate values are shown based on the H air flow For the 26 type the air flow is 636 CFM while the external static pressure is 49 Pa at H position external static pressure 1 too great due to long extension of duct for example the air flow volume may drop too low at each air outlet This problem may be solved by increasing the fan speed as explained above Refer to E SUPPLEMENT ON DRAIN PIPING Remove 4 screws on the electrical component box Take out the booster cable sockets at both ends Place the cable neatly in the box and reinstall the External Static Pressure 1 Specifications Electrical component box
205. yal 2 3 16 3 Electrical data 3 2 Outdoor Units U 36PS1U6 A90HS 21419414 NV AH 31112 48 AYA 3SIlMH3H10 3dOAdd OL LYVIS ANY 330 7870274 NO S d 3 1 117 AHdIHN0O3 7747974 NI NYH NAHM HOLIMS YAMOd NIVA AHL 440 NYNL mE Lo amm umso uzi T 15 see ee Wima aos rin2u13 uaria 2 113 gt 1 1 I D 2 soora wawe 2130 wa wooaind x 2 501 101 10048 EOL 101 100 3503 1102412 NOILYH3dD 101 1003 ____ YOLON NOSS3HdNO2 oo n 1002 5 LINN 8000105010 20 ZASI CATA 038 Aud 15 119 13 NYD 01 28 in LINA YOOON SHI vZON2 12052 48 1 4 T vul AH 72083 ZHL Pir OZONI 0 d8 31V1d TVNIWH3L L HZ 8TH2 U2 ve JILVYWSHOS YOOON 3 17 3 Electrical data Hd g SHI SHL FHL H1 g 504 LOWS I ani eli Ja Ua n fafa ppe 9 d KA lt 00 97

Panasonic 26PEK1U6 Service & Technical Guide

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Panasonic 26PEK1U6 Service &amp; Technical Guide

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Panasonic 26PEK1U6 Service & Technical Guide