Sanyo C3622 User's Manual
Contents
1. nennen ennn para katari eenen rennende deerd RESISTOR RESISTOR Pret Seer ee Tee eee RR 4d BRE eee is ee rqa ras Q4 TRANSISTOR n 3402 Q5 TRANSISTOR 280588 Pee ee rt ee ee RESISTOR deer ue We E eren ESISTOR SEK MAW LEE DRE 25 NENNEN 7 UO M M CC deantesutestuasturcdessQef see aensasueesuresssecceercerbursieesedeseretegatuseeeseesmersesiiiebyehbe ienesecdned CAPACITOR 1 ae 66 ____ CAPACITOR OOO UE 22 x EE RT S TETEA CAPACITOR 7 30 5 CDM c E 2 2 SON o uu ie Eeen CAPACITOR 23 5 OO m 223 SOV M nt Eene RB RELAY ZONE 224 22 ap PAY CONNECTOR 8 1732702 2 e ee 2P TEST TE CONNECTOR NHK P2TN CONNECTOR 84718282 GPTH2 CONNECTOR 21718252 BOARD PIN BOARD IN CONNECTOR 15 WM 700714 7 TROUBLESHOOTING 7 1 Check before and after troubleshooting 1 Check power supply wiring Check that power supply wires are correctly connected to terminals No 5 and No 6 on the 6P terminal pl2. nn SE E tn roro 7 708888ISTOR ARAY dBT de RARTNRAREIPRAMRAH BAR rRERRANERRARENR RR RR ee EEE CER 44 ENEL Ern nad enin NR cb E FN eed A E athr nre Bhuhhevstuns ddrsedhduMinspenuiunssmenass khao kimsaka am maaa s a NAT CACERES ARCU MANE En ROC LEE ION a RO Wa ERA REA IRAN hes RR stad a c ra E ders E Me ERD Eee edn engen pass ae 4 d nn p uH om mu n hd m oh di R12 RESISTOR AW 5 RESISTOR BZK VAW 1599 RESISTOR 5 RESISTOR rantvanuuaracsuatl llibcdenqusnBinteebibpdbbetlad4ansaenaet nrane4q 4 Reever Pat tBuoednoinuueauspaupedtihut otumtqquamaSS nhuusurdusduhdhkerbetuiuiudpsuerwupidAuhAarbdusyspiuastansanualrtoblnt4 AE ent4d ud LARRARAAWARAANRRAR ee RREARINR ta RESISTOR ss du c
3. EARIRTRRAMEASRNTARadqdaguuse Rrdduessudbieccsssurzstd4 bh auuitra et Et ee dn dee en 1 200 1 100 essen 4 bhuabeid4 ldikumutieuiuliwatete e tsrtteatsked retic tetsnutumh llteerstuaaquim 50 3 25 a BRN WHT 46 8 WHT VLT 9 5 VET ORG 127 ORG YEL 233 8 WHT PNK 54 6 Murrulabkdidbirmitu iatdrrzuuut4daepiruturiuted psatMhetuenBi pymrunquaMMiAgduTuigiit 4bhdapestumupedeswabeduesnad daesumt Internat masb4 WhddarridndurkinupHhluturitd rdu itnsnmnisidriru Eidereend eee ea nne 248 9 ee ee ee ee ee ee ee ee qanra 171 27 ce be eee ee ee LA irmuutdpi 4 4 4 bna ddu AW EEBAGNEARRRAMAZICAATAWRILHRRARRBARCUAS ARE ea 220 to 240V 60Hz Eerdere nrd ne eed te a ERE LER Rec ee
4. po 5 2 DATA SUBJECT TO CHANGE WITHOUT NOTICE Remarks Rating conditions are Outside air temperature 95 F DB 75 F WR Indoor unit entering air temperature 80 F DB 67 F WB 1 WM 700714 1 2 Major Component Specifications 1 Indoor Unit Unit Model No Remote Control Unit ES eo SERES HN SENT pente nte nennen nien sene e Control circuit fuse Switch Ass y Indicator Lamp Ass y Type Rm ROGER taan Number Dia Model Number No of pole rpm High Nominal output Coil resistance 2 Ambient temp 68 F Fan Motor Type Safety U devices Operating Open temp hne a Run capacitor Model Rating uver Motor Output Coil resistance at TPE Dew P Proof Heater Coil Rows Fins per inch gt Face area ft m External Finish hraer AR4nrrhh4bubudusspyus Nird4uinuypuut dabks4a eee 1 ee eee rara nunanbtusuitsosiusieumiepas SOc 4nd RAP Brad R3EAREARARAR GERA E4RN qaia eee eee 4 m ManrddhudeemqpEB dhuc
5. 318 38n4 TVMMZHI LRA de MOI2JMNDA CUL 1 Hi Yz E libe HOLOINNO2J 318 18 18d 8012388023 TYHINGSL ALEVE LHATd2 en x18 42 z x18 2 tite ose e el uas Ui HOi1234N02 tHd H31Y3H BEN 0084 A30 Nia PAN 4 N0112YgYO Q 1S1W83H L usc HOLCH NYJ pex pao LEA r x 5 lt r ro 29 0 10 T MOSS HdNOS 6 2 N Q o SOLON LNO2 0419373 HLAS 38155344 H81H ccgEJ 1 OOO m AIA ans sues POW XS2422 POW XS2422 Symbol Description Specifications C21 CAPACITOR 104 50V mies sinis res esten 555 NR A MORS o CAPACITOR 802 SOY n Specifications Symbol Description R1 RESISTOR 560 35 nn EEE w CER aee ag RESSTOR 560 140 355 2 eneen NE D rr nan Pd EUR RE
6. 8800018500 Eas S s EW NAR 1055 1026 B Airciculation High cu ft min O Moisture removal High pints h L0 4 10 2 Phase Frequency Hz Singe 60 oi Noltagerating 8 Availablevoltgerange ML 1028 a Runningampees nnn 6 168 00000000002 Pweipt 8 Power factor 95 96 ai 1 E 2 2 5 1 T MC RT 0371097 TUM Microprocessor M o ne MM MM MM M E 2 1 EEEE NP CES 202 S E x 2 40 2 22 B Refrigerant control ss i Refrigerant tubing connections sane Flare type s 2E EX inHi Me Lo 2222222 uA E e sound Out Hi dBA 62 52 E 2 2 x uL M Limit of elevation difference Outdoorunitis higher than indoor unit 50 15 D between the 2 units Outdoor unit is lower than indoor unit 50 15 NE cedebat rd diea C E ide ui 1908 sie tana 5 5 s PEST in EEE TTR sss en s ate Indoor Wn 8 gt Huh NC Wem 770 A 61 13 16 1 570 1 2638 670 DEW dud n NP T MINE B io Newegh ZU D ANIMAE 9 95 i Shipping volume Cu ft cu m 15 5 0 439 5 0 708 Bode
7. e Check fan casing for foreign matter on inside Fan motor burnout or foreign matter Repair or replace in bearings Remove foreign Fan cannot matter or repair be turned Check fan rotation Turn fan gently once or twice by Measure resistance of outdoor fan motor winding OK Check fan motor capacitor 26 WM 700714 3 Only compressor does not run Check compressor motor capacitor C2 Check PTC Measure resistance of compressor motor winding 27 Wait for 30 minutes until com pressor has cooled Compressor runs Compressor internal thermal pro tector is operated 490 Check power supply voltage Is voitage abnormally low s outdoor heat exchanger coil dirty or are there obstacles near air suction inlet WM 7007 14 7 4 Air conditioner operates but abnormalities occur 1 Poor Cooling Check installation position of remote control unit Does cool air from air conditioner reach position directly YES Change installation position of remote control unit Insulate wide tube and then tape together with narrow tube Is wide tube between indoor unit and outdoor unit insulated Temperature difference is small Charge refrigerant gas R22 Possibility of gas shortage Measure temperature of suction and discharge air
8. 2222225 RESISTOR ISK AW H _ iei E D Y WC Sa eedem Ege VE ET Wiesen ERE T e ede CI Tees VT e uc I sm 22 RESISTOR R30 RESISTOR i00k 1 4AW 45 Eee bee 93 4 Purus eA Rare os med bag 47414 bAM BAERINATARNREG Rh OTERO Tee ee eee ee eee 148 1 nn nnn nnee ternet tere ent ERA lt 44 puteai en 4 MD 2 IC MICON TMS73C161 C78577 _ 23 IC LB1234 4 Lurawi Susupi bea Ca Q ERO To Wo Fon EE E E a en monui Oum n s s
9. During thermo OFF when the room temperature is below the setting temperature During freeze prevention for at least 6 minutes Check setting temperature Try to lower setting temperature by temperature setting button COOLER Qutdoor unit does not run is room temperature too low NO Try to run using another remote contro unit First remote control unit is defective Room sensor in remote control unit is defective 24 WM 700714 Only outdoor unit does not run cont d c Check electro magnetic contactor Measure coil resistance of eiectro magnetic contactor 520 d Check PCB Ass y Measure voltage between terminals No 2 and No 3 on terminal plate No voltage registers PCB Ass y is defective RY3 is defective 25 Outdoor unit Indoor unit WM 700714 PCB Ass y 8 6 5 3 7 3 particular component of air conditioner does not operate 1 Only indoor fan does not run Check fan casing for foreign matter on inside Remove foreign matter or repair Repair or replace Fan cannot he turned Check fan rotation Turn fan gently once or twice by hand Fan motor burnout or foreign matter in bearings Measure resistance of indoor fan motor winding Check fan motor capacitor 2 Only outdoor fan does not run
10. 0 98 1 9 o LE 91 2 8 6 1 9L Z E 8 5 cete 89 876 1 oM 9176 1 cE Lo 8S 91 6 L 09 25 1 2 89 ZEIL L9 p 5 91 L 19 Zele 9U6 1 atom veg 10 Buion p D 1 eu eni _ z 8 1 1 ELLE IT 8 2 AS a WM 700714 3 PERFORMANCE CHARTS 3 1 Operating Current Operating current characteristics versus outdoor ambient temperature and indoor temperature Indoor relative humidity 50 Indoor fan speed High 230 V 208V Operating current Operatng current A Outdoor fan speed LOW High 20 Indoor temp F C 18 ___ 85 30 225280 27 AAH 75 24 222 75 70 21 2 15 14 13 59 8 77 86 95 104 15 20 25 30 35 40 Outdoor ambient temp F Outdoor fan speed Low High 20 Indoor temp 19 F C 85 30 18 27 80 27 7 75 24 Tf 70 21 iw IAN k N RON WM AN EEE 77 86 95 15 20 25 30 35 40 Outdoor ambient temp F C WM 7007 14 3 2 High and Low Pressure e High Pressure High pressure characteristics versus outdoor ambient temperature and indoor temperature Indoor relative humidity 50 Indoor fan speed High
11. fli eel BEPESX MOd 229261 HOOGNI wr aaeksh4kruautiorsrtt wuusasPFdku uwauaansaaUd ew pYkRiarotdsssaagaumths a sb nuasftanquemana 4Ayiliesua rasacunmmaanietusves sUduscaquamemaaAteus uerus t uasavvxsvzumuuad uns4 agAta vashuns iai pratht4 ciasdewergq ttituas AVuhrcuma a qi buzsandd R4aithuunuarizpauusas iszakweuusutz ruaiogusuadanaUrev m h amp muvnatarrra qruumuanisea mquagAAtisna vtuhmhhu twrrcaTinha ecta cuun ahuray asmatfkuvasneeummisceeteuaenuatt amp nasovveetnl uttotte L WOLIDVdV2 2 ka s TNR rae dd TOR Econ d EE oe T TOTO uM cu Mon pie Nn n aren legis ne uc d TVNMAINDHOLOK NVIWOOILI0 i Oj r T iar LO RO teneris 225 A de a WOLOSLONd TYNW31NI NOSSQWIAOD 26
12. 230V Outdoor fan speed Low High Discharge pressure psig 100 59 68 77 95 104 15 20 25 30 35 40 Outdoor ambient temp F C e Low Pressure Low pressure characteristics versus outdoor ambient temperature and indoor temperature Indoor relative humidity 5095 Indoor fan speed High 230V Outdoor fan speed Low High 100 Indoor HHH jJ pp PEE Ht temp HERB EEEE ee 80 pme c e 80 27 LLL 2 75 24 2 EE ae 770 21 D EDIT B ooi Enc j E HI 59 68 95 104 15 20 28 20 35 40 Outdoor ambient temp F C 7 WM 700714 e High Pressure High pressure characteristics versus outdoor ambient temperature and indoor temperature Indoor relative humidity 50 Indoor fan speed High 208V Discharge pressure psig Outdoor fan speed Low TT Indoor temp F CC 280 it TE 5 EEE 22 no 1 2 B dug A es 222268 2 77 Z 1 44 T ea i 15 20 25 80 38 40 Outdoor ambient temp F C Low Pressure Low pressure characteristics versus outdoor ambient temperature and indoor temperature Indoor relative huinidity 50 Indoor speed High 208V Suction pressure psq Outdoor fan speed Low
13. High 100 Indoor 90 tie OLE ee 799 E en EEE HHH HH 5 ue 86 5 EN 104 15 20 25 30 35 40 Outdoor ambient temp F C 8 WM 700714 4 AIR THROW DISTANCE CHART Model TS3622 Fan speed High Room air temp 80 F Louver angle 0 15 20 Horizontal distance ft 30 T oo sE 5 5 8 2 gt we 88 10 ne 59 gt 9 WM 700714 5 FUNCTION 5 1 Room Temperature Control Room temperature control is obtained by cycling the compressor ON and OFF under control sensor in the remote control unit of the room temperature amp The room temperaturc and othe 1 information is transmitted every 3 minutes by I utes by the remote control troller in the indoor unit B Signal from remote contro unit 3 minutes 3 minutes N 3 minutes 3 minutes 3 minutes 3 minutes 3 minutes Thermo Thermo Thermo Thermo Thermo Thermo o Th T 2 F aes T 2 F More than 5 minutes Compressor OFF Outdoor fan OFF mdoor tan The control circuit will not attempt to turn the compressor ON until the compressor has been OFF for at least 3 min utes To protect the compressor from stalling out when trying to start against the high side refrigerant pressure the control circuit has a built in automat
14. rim hdd hbri 8 4 023444 RR F FER a bati e NR Ra a 3 Rd d ciam ras _ 14 900 8 230V 17W Aluminum n fin Copper tube 12 7 ee iqanri an a 0 34 Acrylic baked on cnanicl finish DATA SUBJECT TO CHANGE WITHOUT NOTICE WM 700714 2 Outdoor Unit Unit Model No Hinter F4q BAWRREAR a tuultubReceinutbedass aqubisursHtequuscussitpashetweshsusiticquttutsGlt etaesutist nmsevdiqesdNutea Model Number 1 E 22 Nun se PORE TREO 2o ES LEE 2 oe E X Typ s Internal Po Overload relay Safety Operating Open O 0 5 s devices temp Close F 1 mann n P Rus DINEM DEI VAC 370 Crank case heater _ me a Propeller w n Number Dia in mm 1 19 15 16 500 T KPC6S 161A6P S gt S T M S E o ME Fa g Ambient temp 68 F WHT PNK 721 YEL 816 on s s E PANI ENE devices OPerating 7 ss RENE DE C TEE Ruwe ID a TIENES mu Coil 6 Aluminum plate tin Copper tube EN NEEN MMC Face area Eni Finish 3 tag hat 44 44
15. PE scion ERN oo AC E UN MD NE SSSR dee PENAS LU s 5 00 20962 LINN WM 700714 13 STA 151 8 UH i 18 11 581 HOLSIMAAKL TIOJ Less ate 31 8 41 WOON 1 2 115834941 KARTEL be CODA v1 NIDSOTES AM2LPZSN SOM LINN 1041403 31038 21 5 1 ASSV dWY 5 ASSY HOLIAS AX UE PION 111411 SES M 2528 SISA SHITE 219250223 day 98774 SHIGE 4429113 8 av 15124 ARGY O8 oF THIS ZINI rarr LLNDET EY 4D 59222 3 lt 5 x SS A ZO OLO3NNOS LHA dE EVE eza 2 56 za D DES 20228 1531313 Ee MEM EEE s me ls SEE W ER SAU Hu B EU fet La 92 S AE lue 90 E2 40153NN02 218 LHAJ AE En 628 25 0 44110 41 02 22925 dO00NI 962 CCOESL K Ssy g o4 Zur onzer e
16. There is possibility of ground fault Measure insulation resistance If resistance value is IMQ or less insulation is defective Qutdoor Circuit breaker Power supply wiring Inter unit wiring Ground Set circuit breaker to OFF D Remove power supply wires from terminal plate in outdoor unit Measure insulation resistance Do rewiring of power supply wires 2 Remove inter unit wires from terminal plate in indoor unit Measure insulation resistance of indoor unit insulation of indoor unit is defective Measure insulation resistance of electrical parts in indoor unit Remove inter unit wires from terminal plate in outdoor unit Measure insulation resistance of outdoor unit Insutation of outdoor unit is defective Measure insulation resistance of electrical parts in outdoor unit 4 Measure insulation resistance Do of inter unit wires rewiring 18 WM 700714 b Circuit breaker trips in several minutes after turning air conditioner ON There is a possibility of short circuit Check capacity of circuit breaker Replace it with suitable one larger capacity Is capacity of circuit breaker suitable Measure resistance of compressor motor winding Measure resistance of outdoor fan motor winding Outdoor unit 19 WM 700714 2 Nei
17. a probe on either of the power wires Fig 1 Then measure the resistance between the grounded wire and the other power wires Fig 1 2 Indoor Unit Clamp an aluminum plate fin or copper tube with the lead clip of the insulation resistance tester and measure the resis tance by placing a probe on and then on the terminal plate Fig 2 3 Outdoor Unit Clamp a metallic part of the unit with the lead clip of the insulation resistance tester and measure the resistance by placing a probe on and then on the terminal plate Fig 2 4 Measurement of Insulation Resistance for Electrical Parts Disconnect the lead wires of the desired electric part from terminal plate PCB Ass y capacitor etc Similarly discon nect the connector Then measure the insulation resistance Figs 1 to 4 Refer to Electric Wiring Diagram Note If the probe cannot enter the poles because the hole is too narrow then use a probe with a thinner pin Grounded wire 7 Insulation tester Fig 1 Terminal plate Clip Copper tube or metallic part Fig 2 Clip Copper tube or metallic part Insulation tester Fig 3 From fan motor compressor and other parts Metallic part Clip insulation tester Fig 4 30 WM 700714 8 2 Checking Continuity of Fuse on PCB Ass y Check for continuity using a multimeter as shown in Fig 5 Method used to Replace Fuse on PCB Ass y 1 Remove the PCB Ass y from the electrica
18. eere te tk adsense en 13 17 1 22 Acrylic baked on enamel finish DATA SUBJECT TO CHANGE WITHOUT NOTICE WM 700714 1 3 Other Component Specifications 1 Indoor Unit Transformer ATR H122U e E ne dein 2 Secondary 10 1 2A Capacity 12V Coil resistance at 77 F Primary WHT WHT 146 15 secondary BRN BRN 0 5 15 Thermal cut off temp 259 F 2A 250V Thermistor coil sensor PBC 41E S24 23 7 5 15 0 5 9 7 5 104 F 6 5 5 SDT 500B 6 Resistance k 50 F 103 4 86 F 4 0 4 59 F 8 0 4 _ 10492 2 6 4 68 F 63 4 122 F 1 8 4 77 F 5 0 4 2 Outdoor Unit High Pressure Switch 20 01 Operating pressure 412 14 7 Manual Contact rating AC 240V 4 Resistance Q at TIR 100 2096 FMCA ISUL 580 15 AC 240V 26A AC 240V Electro Magnetic Contactor 52 Coil resistance Q at 77 F Contact rating Main Auxiliary Thermostat m YTB 4U305F Operating temp 75 3 1 79 3 Contact rating _ 200 to 240V IA 4 WM 700714 2 DIMENSIONAL DATA Indoor Unit TS3622 9 2 SSA jddns samo uonoauuoo eam eam spim se O 28120 6 26 6 5 62 5
19. SERVICE MANUAL Expanded Information SANYO TS3622 C3622 SPLIT SYSTEM AIR CONDITIONER Indoor Unit Outdoor Unit TS3622 8526481018800 REFERENCE WM 700714 WwW SERVICE MANUAL TS3622 C3622 Expanded Information WM 700714 IMPORTANT Please Read Before Starting This air conditioning system meets strict safety and operating 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 9 Carefully read this instruction booklet before beginning Follow each installation or repair step exactly as shown 9 Observe all local state and national electrical codes Pay close attention to all warning and caution notices given in this manual WARNING 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 prod uct or property damage CAUTION 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 In Case of Improper Installation The manufacturer shall in no way be responsible for improper installation or maintena
20. ate in the outdoor unit 2 Check inter unit wiring e Check that inter unit wires are correctly connected to indoor unit from outdoor unit Qutdoor Indoor unit unit Powet supply 60Hz single phase 230 208V Inter unit wiring line voltage Power supply Ground AG ecce 3 Check power supply Check that voltage is in specified range 10 of the rating Check that power is being supplied H the following troubleshooting must be done with power being supplied be careful about any uninsulated live part that can cause ELECTRIC SHOCK 4 Check lead wires and connectors in indoor and outdoor units Check that coating of lead wires is not damaged Check that lead wires and connectors are connected firmly Check that wiring is correct 16 WM 700714 5 Reference a Condition of general cooling operation ON OFF operation button ON COOL FAN selector switch COOL SWEEP DUUON u orsa Hee ON Indoor Tan SPE tonnen tubes HIGH lB a ON Outdoor air above 79 F 17 Outdoor unit C3622 indoor unit TS3622 Ass y WM 700714 7 2 Air conditioner does not operate 1 Circuit breaker trips or fuse blows a When circuit breaker is set to ON it trips in a few moments resetting is not possible
21. ce d __ 3 COMPRESS does 7 4 Air conditioner operates but abnormalities OCCUI ssim nhe rrr nen GEE POG 2 gt an vee he nenten 7 5 Indoor heat exchanger temperature sensor TH1 is defective nnee eenen 8 CHECKING ELECTRICAL COMPONENTS 5 1 Measurement of Insulation Resislalioe nio bh din VU dabei I A OEE WES 2 4BHOOP E RS Oer EE er TE 4 Measurement of Insulation Resistance for Electrical Parts nnen ennen ven nennen s Checking Continuity OF Fuse on PCB ASS Weenen Sua 5 5 X he ckineMDOLOF 8 4 Appearance of Electrical Parts justes dispu 227 7 EE Elien Pressins WUC Et PEG un a S ElectrosMaenetdo d yuy HU M ees opu md I Ae CM DEA ne WM 700714 1 SPECIFICATIONS I 1 Unit Specifications Indoor unit Mode No neben Outdoor unit C3622 ten ty ane Cooling
22. essure switch is operated Check for continuity between No 2 There is continuity and No 5 terminale on GP terminal plate in outdoor unit The system is normal No continuity High pressure switch is operated 15 outdoor heat exchanger dirty or are there obstacles near air suction inlet of outdoor unit Clean heat exchanger coil or remove obstacles Check outdoor fan rotation Refer to Only outdoor fan does not run Outdoor unit 22 WM 700714 f Check thermal protector 49F1 in indoor fan motor Disconnect the socket from 9P BLK connector Check for continuity between No 7 and No 8 poles of 9P socket No continuity Thermal protector 49F1 is operated Check fan casing for foreign matter on inside Hemove foreign matter or repair Repair or replace Fan cannot Check fan rotation be turned Turn fan gently once or twice by hand Fan motor burnout or foreign matter in bearings Check fan motor capacitor Indoor unit mmm m 5 2 E H2 HI AAD 5 il 23 WM 700714 3 Only outdoor unit does not run a Check COOL FAN selector switch of remote control unit NO Set to COOL 5 COOL FAN selector switch set to COOL b Outdoor unit does not run when air conditioner is in following canditions
23. ic time delay ta allow the internal pressure to equalize As protective measure the control circuit switches the compressor OFF after 5 minutes or more of compressor operation Thermo ON When the room temperature is above T 2 F T F 15 set temperature Compressor ON Thermo OFF When the room temperature is equal to or below set temperature T F Compressor OFF 10 WM 700714 5 2 Freeze Prevention This function prevents freezing of the indoor heat exchange coil When the compressor has been running for 10 minutes or more and the temperature of the tndoor heat exchange coil falls below 19 F the control circuit stops the compressor for at least 6 minutes Thermo OFF Room temp Thermo ON T 2 F Sat temp T F More than 6 minutes indoor heat exch coil temp 19 F More than n minutes Compressor Indoor fan 11 WM 700714 5 3 Fan Speed Auto Imdoor Fan The fan speed does not change within 1 minute The number shows temperature for REMOCON sensor Room temp Fan speed T 2 F Set temp z pun quei SEC sy D 5 4 Outdoor Fan Speed Control In low temperature areas the outdoor fan goes automatically to LOW to prevent freezing When the outdoor air temperature falls below 75 F the outdoor fan is set to LOW When the outdoor air temperature rises to 79 F the outdoor fan is set
24. l component box 2 Pull out the fuse at the metal clasp using pliers while heat ing thc soldered leads on the back side of the PCB Ass y with a soldering iron 30W or 60W Fig 6 3 Remove the fuse ends one by one For replacement insert a fuse of the same rating and solder it Allow time to radiate heat during soldering so that the fuse does not melt ST When replacing the fuse be sure not to break down the varistor 8 3 Checking Motor Capacitor Remove the lead wires from the capacitor terminals and then place a probe on the capacitor terminals as shown in Fig 7 Observe the deflection of the pointer setting the resistance measuring range of the multimeter to the maxi mum value The capacitor is good if the pointer bounces to a great extent and then gradually returns to its original position The range of deflection and deflection time differ according to the capacity of the capacitor Fig 5 Soldering iron Fig 6 Compressor motor capacitor Fan motor capacitor Fig 7 31 WM 700714 8 4 Appearance of Electrical Parts 1 High Pressure Switch FTB 2UCOI Reset button Fig 8 2 Thermistor PTC TDKIOIYV Fig 9 3 Electro Magnetic Contactor FMCA 1SUL Fig 10 32 WM 700714 4 Thermostat YTB 4U305F Fig 11 33 WM 700714
25. nce service including failure to follow the instructions in this document SPECIAL PRECAUTIONS When Wiring ELECTRICAL SHOCK CAN CAUSE SEVERE PER SONAL 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 tub ing are completed or reconnected and checked Highly dangerous electrical voltages are used in this sys tem Carefully 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 iii deelen Re rr erre nn ve ry mias When Transporting Be careful when picking up and moving the indoor and out door 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 When Installing Bee RAE ASA RE RACE he In a Ceiling Wall Make sure the ceiling wal ts strong enough to hold the unit s weight It may be necessary to construct a strong wood or metal frame to provide added support In a Room Properly insulate any tubing r
26. o metal scraps or bits of wiring have been left inside the unit being serviced WM 700714 Table of Contents 1 SPECIFICATIONS 1 1 1 2 1 3 Units pecilic ATA OTS aa Major Component Spec Neato SA u L banned den Cc go LE Indoor En DL Outdoor UU DE ER ee Oher Component or non mnd CL Indoor RIE enden epen GORE NE eeen u en DIMENSIONAL DA A Va ROC GE DX CUI E C DR AR ROCA iwa zeke PERFORMANCE CHARTS 3 1 3 2 Operae iss ME AIR THROW DISTANCE CHART sneerde ennn FUNCTION 5 1 5 2 5 3 5 4 Room emperaire Coo cH breeze sso Fan Speed uyata apahata Outdoor Fan speed COMTO uu u tela ntes aeu ukasa qu maskasha ELECTRICAL DATA Schematic Diagram Mor errem ror HR DRE Wine Diagram POB ASS TROUBLESHOOTING 7 1 7 2 Check Deore and after TOOL sac ees uk ayu Oa ia D Check DOWER Suppi WARE GP TTS CIS Ite 1 4 Check lead wire
27. of air conditioner Temperature difference between suction and discharge air is large enough approx 18 F or more Clean filter Check for clogging of air filter Air filter is clogged Set fan speed to either HIGH or MEDIUM 15 fan speed set to LOW Reduce cooling load or Review cooling load estimate replace unit with higher if performance of air conditioner is normal cooling capacity 28 WM 700714 2 Excessive Cooling NO Is set temperature suitable Set temperature to higher value using temperature setting button WARMER 15 remote control unit installed NO Change installation at place where it can detect room temperature properly position of remote control unit 7 5 Indoor heat exchanger coil temperature sensor THI is defective 1 Open Even though the air conditioner does not thermo OFF compressor and outdoor fan repeat ON for 10 minutes and OFF for 6 minutes 2 Shortage When dehumidified water freezes in the indoor coil the freeze prevention function does not work 29 WM 7007 14 8 CHECKING ELECTRICAL COMPONENTS 8 1 Measurement of Insulation Resistance e The insulation is in good condition if the resistance exceeds 1 9 1 Power Supply Wires Clamp the grounded wire of the power supply wires with the lead clip of the insulation resistance tester and measure the resistance by placing
28. s and connectors in indoor and outdoor units esee Rele Oe u u uu am M D E V a Condition of general cooling operation Amcondihoner GOES NOL OPERA n ed ero kuupa CD Ciremt Breaker tps COP se DOW S u u ive eet abet te aeos teri aed a When circuit breaker is set to ON it trips in a few moments b Circuit breaker trips in several minutes after turning air conditioner ON 2 Neither indoor init nor outdoor urit FUIS L u S RA a Power is not supplied b Check remote control unit c Check OPERATION selector switch in indoor unit d Check fuse on PCB Ass y in indoor unit iv WM 700714 Page gt b DO CA 10 11 12 12 13 14 16 10 16 10 16 17 18 18 20 e Check high pressure switch 63PH f Check thermal protector 49 in indoor fan motor 3y nv GU OOF t dges na TEE diee ned a Check COOL FAN selector switch of remote control unit b Outdoor unit does not run when air conditioner is in the following conditions c Check electro magnetic contactor d Check PCB Ass y 7 3 A particular component of air conditioner does not operate eee eene Oui qudoor fare doe s BOE PUM 2 Gulv outdoor tar docs TOL TOM psc csc o pu
29. ther indoor unit nor outdoor unit runs a Power is not supplied Circuit breaker is tripped Reset breaker Wait for recovery or contact power Check power supply Is power being supplied to wall receptacle Power failure company b Check remote control unit Try to run using another remote control unit OK Does not run Refer to step c below First remote control unit is defective c Check OPERATION selector switch in indoor unit Has OPERATION selector switch ds PCB been set to ON position 55 y in InQoor unit 15 defective NO Set OPERATION selector switch to ON Does not run Switch Ass y or PCB Ass y in indoor unit is defective 20 WM 700714 d Check fuse on PCB Ass y in indoor unit Check fuse PCB Ass y in indoor unit for continuity the fuse blows Measure resistance of primary winding of transformer TRj Measure resistance of indoor fan motor winding FMI Measure resistance of louver motor winding LM Outdoor unit C3622 indoor unit TS3622 Check dew proof heater DPH Measure coil resistance of electro magnetic contactor 52 PCB Ass y is defective a 5 e 21 WM 700714 Neither indoor unit nor outdoor unit runs cont d e Check high pressure switch 63PH System does not run when high pr
30. to HIGH 12 WM 700714 6 ELECTRICAL DATA e Schematic Diagram TS3622 C3622 B MOLSISNVHI 2010 AVISWANVIIX2V SAW lAM Reus i eara ur rsim atasasunut haces H Bi HOLSISHA C th T IH mibhriAovaraaat vnuqueemasnuaduedstavaumidaniceensusa nrus4uemaA ussuenssuu tarat eu ushsam Re Re mau uh A s m rh pe rau eT oe i 1 errr sane eRe ea parett zbZSX A G eH a eRe bratan 528 ASSY ID LIAAS CNL ASSY dAVTOND he Wants NOSNE JOD HOLSIKHAHL WIMWOJSNVHI uonduossq ws sos
31. ubirrgypyrditudulensiuiRkhldhkausuptulHte iduunmict4dBhadustupalntrecultudpp ercsunss awam aman ENE nennen tetten puras ha4ghade4rqAusam ur42butp itatumiaesieerbsuenitatseeuesducshussaibesct4ue hragak hrdhenm suuddukupituczunutbhiM ubh ebkuta Builrddbru krmsdcualle uesDNulhusmnmiumidauabeubiuvraonuadprasuduatduvsutmsatechitsuemue Teeter eter End hdubrcsuatueshiABbenuua te sug idnusumtvuudq eddikureustatmicdtidiubBisivtiirums veptaduruarusuieaauestrdujetoireee Mraniruata ee a pba E hb pnurusuasdheeeic b etudtiuecdumndeaecc reduesutartt dessricematuargmaeustrredjeuenrsee ee eee ee ee eee ee ee mattreeruraee ierit TS3622 MM H gt QUE POW X52422 bit ro kd 4h mhanbkue44drali ermuphrihuiu ilNtearastu Bsdhiunt kaukkere4o4 i8s nAREau yk bea 250V SW TS2422 _IND 152422 _ rd 4 dran a O D 5 29 32 150 Lr eedt run
32. un inside a room to prevent sweating that can cause dripping and water damage to walls and floors 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 Keep all tubing runs as short as possible Use the flare method for connecting tubing 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 connection Check carefully for leaks before starting the test run NOTE Depending on the system type liquid and gas lines may be either narrow or wide Therefore to avoid confusion the refrigerant tubing for your particular model is specified as either narrow or wide rather than as liquid or gas When Servicing Turn the power OFF at the main power box mains before opening the unit to check ur repair electrical parts and wiring Keep your fingers and clothing away from any moving parts Clean up the site after you finish remembering to check that n
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