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RAV-SM1100UT-E/RAV-SM1400UT-E RAV-SM1100AT-E

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4. 1 Operation lt Operation procedure gt 1 2 END Follow to the procedure during operation in this procedure the indoor units in group control stop Procedure The indoor unit numbers in the group control are succes sively displayed and fan flap and drain pump of the corresponding indoor unit are turned on Follow to the procedure during operation 1 Push and A buttons simultaneously for 4 seconds or more Unit No is displayed Fans and flaps of all the indoor units in the group control operate Every pushing button the unit numbers in the group control are successively displayed The unit No displayed at the first time indicates the master unit address Fan and flap of the selected indoor unit only operate Push 2 button to finish the procedure All the indoor units in the group control stop yd ETE EP Ta RT lt Operation gt 1 2 3END 12 DETACHMENTS 12 1 Indoor Unit RAV SM1100UT E SM1400UT E Part name Procedure Remarks Suction grille REQUIREMENT Never forget to put on the gloves at disassembling work otherwise an injury will be caused Detachment 1 Stop operation of the air conditioner and then turn off switch of the breaker 2 Ha
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9. 2 nnn 90 pellcel APENDIX 1 CORD HEATER INSTALLATION APENDIX 28 1 SPECIFICATIONS 1 1 Specifications 1 1 1 Indoor Unit 4 Way Air Discharge Cassette Type Model name RAV SM1100UT E RAV SM1400UT E Standard capacity Note 1 Cooling Heating Cooling Heating 10 0 2 2 11 2 12 3 3 0 13 2 14 0 3 0 16 0 11 2 2 2 13 0 Energy consumption effect ratio Cooling 2 84 3 22 3 03 3 01 3 50 Electrical characteristics Power supply 1 phase 230V 220 240V 50Hz Running current 16 3 15 0 16 1 14 8 19 2 17 6 18 7 17 2 Power consumption 3 52 3 48 4 09 4 00 Power factor 98 98 97 97 Appearance Main unit Zinc hot dipping steel plate Ceiling Panel Model RBC U21PG W E Sold separately Panel color Moon white Muncel 2 5GY 9 0 0 5 Outer dimension Height 256 319 Main unit Width 840 840 Depth 840 840 Height Ceiling panel Width Sold separately Depth Total weight Main unit Ceiling panel 4 5 Heat exchanger Finned tubu Fan unit Fan Turbo fan Standard air flow High Mid Low Motor Air filter Attached ceiling panel Controller Sold separately RBC
10. 20 FILTER goes on Outline of specifications Remarks Central control 1 Setting at the central controller side enables to select mode selection the contents which can be operated on the remote controller at indoor unit side 2 RBC AMT21 Last push priority No display The operation contents can be selected from both remote controller and central controller of the indoor unit side and the operation is performed with the contents selected at the last Center CENTER goes on Start Stop operation only can be handled on the remote controller at indoor unit side Operation Prohibited CENTER goes on It cannot be operated on the remote controller at In a case of wireless type the indoor unit side Stop status is held display lamp does not change However contents which can be operated are same The status set in CENTER Operation Prohibited mode is notified with the receiving sound Pi Pi Pi Pi Pi 5 times Energy save Selecting AUTO mode enables an energy saving to control be operated By connected The setup temperature is shifted corrected in the outdoor unit range not to lose the comfort ability according to input values of various sensors Data Input value room temp Ta Outside temp To Air volume Indoor heat exchanger sensor temp Tc for 20 minutes are taken the average to calculate correction value of the setup temperature The setup temperature is shifted every 20 m
11. CN7O N YEL RED BLK GRN RED WHI MCC 1402 in Control P C Board for d QW Indoor Unit DDC12V DRIVE d DC7V Power supply CN61 circuit YEL Motor drive o CC circuit m WH i S Adapter for Wireless Remote Controller 55554 2 CN We wl ASS Wired Controller ER Rusk zr Closed end connector Indoor unit earth screw Color NOTE Identification FM Fan motor BLK BLACK TA Indoor temp sensor 1 d BLU BLUE TC Temp sensor RED RED GRY GRAY J Temp sensor Single phase PNK PINK LM1 LM2 Louver motor 1 GRN GREEN 2 DP Drain pump motor WHI WHITE FS itch BRW BROWN R OAN SWI ORN ORANGE Drain control relay YEL YELLOW 4 4 2 Outdoor Unit RAV SM1100AT E RAV SM1400AT E BLU COMPRESSOR RED WHI BLK TH T 6 00 18 YEL P20 19 O Er RED BLK P29 28 BOARD SOM 1438 ORN Fel 5 CNO4 REACTOR P13 _ CN606 K CN604 225 amp o Color Identification GREEN FUN CIRCUIT FUN CIRCUIT
12. Refer to Characteristics 3 and 4 Check CDB Defect Replace Check TE TC TS sensors Replace electron expansion valve Check charged refrigerant amount Check liquid gas valves Check abnormal overload 48 97 error Central controller 15 communication line normal YES Are connections between connectors 2 of network adapter board and connectors CN309 CN41 of indoor P C board Correct communication line Correct connection of connector MCC 1402 or MCC 1403 normal YES NO Ch eck connections of terminal blocks ls A communication line normal Correct communication line of remote controller YES YES Is there no connection error of power line Correct power cable NO YES Is not power of source power supply turned on Turn on the source power supply NO Did a power failure occur Clear the check code NO Is the network address changed form remote controller NO YES Is there no noise source etc Eliminate noise etc NO NO Check central controller Defect Replace Can central remote controller control normally other indoor units Is handling of central remote controller reflected on the operation status of indoor unit Same as others
13. Communication line check miscabling check Power supply check for central controller Central control remote controller etc and indoor unit Communication check XY terminal Indoor P C board check Central controller check Communication P C board Network address miss setting Addresses of central controllers Central control remote controller etc are duplicated Operation continues Displayed when error is detected Check central control system network address setting 5 02 Indoor P C board check Central controller check Communication P C board Error in 4 way valve system Indoor heat exchanger temperature rise after start of cooling operation Indoor heat exchanger temperature fall after start of heating operation Operation continues Displayed when error is detected Check 4 way valve Check 2 way valve and non return valve Check indoor heat exchanger sensor TC Check indoor P C board Main P C board Error in other cycles Indoor heat exchanger temp TC does not vary after start of cooling heating operation Operation continues Displayed when error is detected Compressor case thermo operation Coming off of detection part of indoor heat exchanger sensor Check indoor heat exchanger sensor TC Check indoor P C board Main P C board MODE lamp 5Hz flash Coming off disconnection or short
14. Phase of power supply is missed All stop Displayed when error is detected Compressor immediately stops even if restarted Check IPDU Phase missing operation of power supply Check power voltage of R S T Coming off disconnection or short of outdoor temp sensor All stop Displayed when error is detected Check outdoor temp sensor TE TS Check CDB NC gt Coming off disconnection or short of outdoor temp sensor All stop Displayed when error is detected Check outdoor temp sensor TD Check CDB 77 am Compressor drive output error Tin thermistor temp Tin error IPDU heat sink temp is high Communication error between IPDU Connector coming off between CDB and IPDU All stop Displayed when error is detected Abnormal overload operation of refrigerating cycle Loosening of screws and contact error of IPDU and heat sink Cooling error of heat sink Check cabling of CDB and IPDU Compressor does not rotate Over current protective circuit works when constant time passed after activation of compressor All stop Displayed when error is detected Compressor error Compressor lock etc Replace compressor Cabling trouble of compressor Phase missing Discharge temp error Discharge temp over specified value was detected All stop Displayed when error is detected
15. 0162 Knockout square hole for divide duct for 2150 2 positions Sa ER eee Standing Standing 640 or less Indoor unit 850 or less Surface under ceiling Drain up standing size Se eee EN x e IT e N 501 Drain pipe connecting port 270 Knockout square hole 70 250 for divide duct For 0150 ili i i Hanging bolt 860 to 910 Ceiling opening dimension M10 or 03 8 950 Panel external dimension 790 Hanging bolt pitch 345 5 5 SN S 5 Ne Paine 840 Unit external dimension 254 5 480 1 227 a em I TIUS Ceiling bottom surface 723 Hanging bolt pitch 950 Panel external dimension 860 to 910 Ceiling opening dimension 480 To be procured locally 227 Surface under ceiling Ceiling panel sold separately Ceiling bottom surface 2 2 Outdoor Unit RAV SM1100AT E RAV SM1400AT E Knockout Drain Drain hole 220 x 88 29 90 191 20 E Suction Drain hole 025 port B legs 5 A legs 2 Suction S Knockout Drain vty in 26 60 Discha
16. Does network adapter P C board LED 001 on Can handy remote controller control normally other indoor units YES Check network adapter P C board and power transformer Defect gt Replace NO Check indoor P C board MCC 1402 or MCC 1403 Defect Replace 49 E03 error Master indoor unit E03 error is detected when the indoor unit cannot receive a signal sent from the main remote controller and central controller In this case check the communication cables of the remote controllers A and B the central control system X and Y As communication is disabled E03 is not displayed on the main remote controller and the central controller 201 is displayed on the main remote controller and 97 error on the central controller respectively If E03 occurs during an operation the air conditioner stops F29 error 12 error F29 error or 12 error indicates detection of trouble which occurred on IC10 non volatile memory EEPROM on the indoor unit P C board during operation of the air conditioner Replace the service P C board If EEPROM has not been inserted when the power was turned on or if EEPROM data never be read written the automatic address mode is repeated In this time the central controller displays 97 error Power ON Approx 3 minutes SET is displayed on main remote controller Approx 1 minute SET goes off Repetition
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18. CORD HEATER INSTALLATION WORK Applicable Models RAV SM1100AT E RAV SM1400AT E 1 Required parts for installation work Recommendation Part name Cord heater Specifications Vendor Drain line heaters CSC2 3 0m 40W m by Flexelec com Please go to the following URL http www flexelec com Remarks Procured locally Thermostat US 622AXRLQE by ASAHI KEIKI Operating temperature on 4 4 C off 15 3 C A thermostat holder is incorporated with a thermostat in the package Please go to the following URL http www asahikeiki co jp product product html On self responsibility you can use a product manufactured by other company For example Texas Instruments if its character istics are equivalent to those of ASAHI KEIKI However when the shape of the thermostat holder is different from that of ASAHI KEIKI apply some treatment to No 13 themostat fixing plate and then fix the holder Procured locally ES3 5000 250V 5A by NAGASAWA Electric Co Please go to the following URL http www nagasawa el co jp On self responsibility you can use a product manufactured by other company if its characteristics are equivalent to those of NAGASAWA Electric Co Procured locally Fuse holder GM1H 02 by NAGASAWA Electric Co Please go to the following URL http www nagasawa el co jp On self responsibility you can use a product manufactured by other company if its characteristics are equivalent
19. 1 Motor louver US 622 MP24GA ON 90 5 C OFF 125 4 C DC 12V 2 18 6 1 Indoor Control Circuit Max 8 units are connectable 1 1 Max 7 units when network adapters are attached 2 Network adapters are attached to only one unit 8 Weekly timer is not connectable to the sub remote controller Central control remote controller Option Indoor unit 1 PC board MCC 1401 Power circuit Transformer Network adapter Option 6 INDOOR CONTROL Main Sub master remote controller Weekly timer Display LCD LCD driver Function setup Function setup Key switch Remote controller communication circuit DC5V Power circuit Network adapter Switch setup Louver Indoor control board MCC 1402 Remote controller DC20V communication circuit DC12V DC5V Humidifier relay output Heater relay output Float input motor Drain pump Serial send synchronous signal input circuit receive circuit DC280V Power ontrc circuit circuit Fan motor control Outdoor X Outdoor Optional only for 4 way air discharge cassette type models unit unit Wireless remote controller kit gy Sensor P C board MCC 1418 Remote controller communication circui
20. CHK Operation check Check mode input OV Used for operation check of indoor unit Communica tion with outdoor unit or remote controller is not performed but the specified operation such as indoor fan or drain pump ON is output DISP display mode Display mode input OV Display mode enables indoor unit and remote control ler to communicate When power is turned on EXCT demand Demand input OV 23 Forced thermo OFF operation in indoor unit 7 OUTDOOR CONTROL 7 1 Outline of Main Controls 1 Pulse Modulating Valve PMV control 1 For PMV SM1100 is controlled with 45 to 500 pulses and SM1400 with 50 to 500 pulses during opera tion respectively 2 In cooling operation PMV is controlled with the temperature difference between TS sensor and TC sensor 3 In heating operation PMV is controlled with the temperature difference between TS sensor and TE sensor 4 For the temperature difference in items 2 and 3 1 to 5K is aimed as the target in both cooling and heating operations 5 When the cycle excessively rose in both cooling and heating operations PMV is controlled by TD sensor The aimed value is usually 105 C for SM1100 and 100 C for SM1400 in both cooling and heating opera tions REQUIREMENT A sensor trouble may cause a liquid back flow or abnormal overheat resulting in excessive shortening of the compressor life In a case of trouble on
21. Only for RAV SM1100AT E lt In case of RAV SM1100AT E gt Upper side Black Lower side Gray In case of RAV SM1400AT E gt Upper side Black Lower side Black 89 Remarks Air outlet D cabinet Bell mouth Screws Mmm 2 PCS Remove Bell mouth Square holes 3 positions Bell mouth Hooks 3 positions 13 EXPLODED VIEWS AND PARTS LIST 13 1 Indoor Unit RAV SM1100UT E RAV SM1400UT E 225 209 210 202 203 206 201 208 216 218 222 go 223 RL 213 214 220 227 228 Location No Description Description 43121703 Pump Drain ADP 1409 43079249 Band Hose 220 240V 43047546 Nut Flare 3 8 29 62 43120214 Fan Ass y Turb TY461 43194026 Socket 29 62 m 2 ae 43194078 Nut Flare 5 8 IN 015 88 an Ass y Turb SM1100UT E 43194079 Socket 5 8 IN 215 88 43047609 Bonnet 29 62 4314J123 Refrigeration Cycle Ass y SM1100UT E 43194029 Bonnet 015 88 4314J124 Refrigeration Cycle Ass y 43019904 Holder Sensor SUS SM1400UT E 43170231 Hose Drain 43181313 Owner s Manual 43139137 Rubber Cushion 43172160 Pan Ass y Drain 43097204 Nut PS F ABS Sheet 43147657 Distributor Ass y 43151279 Switch Float FS 0218 106 SM1100UT E 43121691 Motor Fan SWF 200 90 1 4316V194 Remote Controller SX A3JE SM1400UT E 4316V195 Remote Controller SX A11JE
22. pue ueeweq uoneo3iunuJulo 208095 SL Josues 31 208095 OL Josues 11 Ajddns youms umop 28 8 TROUBLESHOOTING 8 1 Summary of Troubleshooting lt Wired remote controller type gt 1 Before troubleshooting 1 Required tools instruments and screwdrivers spanners radio cutting pliers nippers push pins for reset switch Tester thermometer pressure gauge etc 2 Confirmation points before check D The following operations are normal a Compressor does not operate s not 3 minutes delay 3 minutes after compressor OFF Does not thermostat turn off Does not timer operate during fan operation s not outside high temperature operation controlled in heating operation b Indoor fan does not rotate Does not cool air discharge preventive control work in heating operation Outdoor fan does not rotate or air volume changes Does not high temperature release operation control work in heating operation Does not outside low temperature operation control work in cooling operation s not defrost operation performed d ON OFF operation cannot be performed from remote controller s not the control operation performed from outside remote side s not automatic address being set up When the power is turned on at the first time or when indoor unit address setting is changed the operation cannot be performed for maximum approx 5 minute
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24. 18 90 19 65 19 65 19 65 A 4 Outdoor fan control Allocautions of fan tap revolutions rpm Upper fan SM1100 Lower fan Upper fan SM1400 Lower fan 1 Cooling fan control D The outdoor fan is controlled by TE sensor Cooling Temperature conditions after medium term TE C The cooling fan is controlled by every 1 tap of DC fan control 14 taps MAX Q At the activation time although the maximum fan tap in the following table are fixed for 60 seconds after then the fan may not rotate with high speed for several minutes because the fan is controlled by TE sensor value It is not an abnormal status When the discharge temperature sensor is abnormal or the sensor comes off the holder the fan does not rotate with high speed but a protec MIN tive device works When the outdoor fan does not rotate with high speed judge a fan error by comparing the control data in the following table with TO and TE values 30 rpm 20 sec Hold zone 30 rpm 20 sec Control for fan tap by outdoor temperature in normal operation lt 5 5 lt lt 10 10x TO lt 15 15 lt TO 20 20 lt TO lt 25 C 25 C x TO TO error W1 W2 WA W5 WA W1 W6 W8 WA WC WE WE WE 2 Heating fan control D This control function lowers fan tap according to TE sensor value when outdoor temperature is
25. 552770 Black White Inter terminal block Replace IPDU Replace IPDU _ Correct connection of connector Correct connection of connector E10 error CF error Only for 4 way air discharge cassette type Check indoor control P C board MCC 1402 Defect Replace E18 error 97 error 99 error When central controller 99 is displayed there are other causes of trouble NO Is inter unit cable of A and B normal Correct inter unit cable of remote controller YES Is there no disconnection YES or contact error of connector on harness from terminal block of indoor unit Correct connection of connector Check circuit cables YES NO Is power of all indoor units turned on Is group control operation NO Check indoor P C board MCC 1402 Check power connection of indoor unit Defect Replace Turn on power again E08 103 107 108 error 96 error 99 error When central controller 99 is displayed there are other causes of trouble E08 Duplicated indoor unit numbers LO3 Two or more master units in a group control LO7 One or more group addresses of Individual in a group control 108 Unset indoor group address 99 If the above is detected when power has been turned on the mode automatically en
26. SUB P C BOARD MCC 1398 SERIAL BLK BLACK WHI WHITE BLU BLUE BRN BROWN RED RED ORN ORANGE GRY GRAY YEL YELLOW PNK PINK PUR PURPLE THERMOSTAT CN300 Be oom CN302 ed 55822 FAN MOTOR FAN MOTOR l COMMUNICATION CIRCUIT REACTOR P09 95 ae T3 15A E seme 250V 8 L1 FUSE 102 SD 00 31L 9 T25A 88 250V T 201 FUSE O CNO1l CNO27 CNO3L BLK WHI POWER SUPPLY 220 240V RED 50Hz 12 TO INDOOR UNIT GRN YEL GREEN amp YELLOW 5 SPECIFICATIONS OF ELECTRICAL PARTS 5 1 Indoor Unit RAV SM1100UT E RAV SM1400UT E Parts name Fan motor SWF 230 60 1 RAV SM1100UT E Specifications Output Rated 60 W SWF 230 90 1 RAV SM1400UT E Output Rated 90 W Thermo sensor TA sensor 155 mm 10 at 25 Heat exchanger sensor TCJ sensor 06 mm 1200 mm 10 at 25 Heat exchanger sensor TC sensor 06 mm 1200 mm 10 at 25 Float switch FS 0218 102 Drain pump motor 5 2 Outdoor Unit RAV SM1100AT E Parts name a Fan motor ADP 1409 ICF 140 63 2 Specifications Output Rated 63 W ICF 140 43 2 Output Rated 43 W Compressor DA220
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28. Unfixed data at shipment from factory Item code Data at shipment Setup data range Line address 12 0099 0001 No 1 unit to 0030 No 30 unit Indoor unit address 13 0099 0001 No 1 unit to 0030 No 30 unit Max value of indoor units in the identical refrigerant line Double twin 4 Group address 14 0099 0000 Individual Indoor units which are not controlled in a group 0001 Master unit 1 indoor unit in group control 0002 Sub unit Indoor units other than master unit in group control 7 11 2 Address Setup amp Group Control lt Terminology gt Indoor unit No N n Outdoor unit line address 30 Indoor unit address Max 64 Group address 0 Individual Not group control 1 Master unit in group control 2 Sub unit in group control Master unit 1 The representative of multiple indoor units in group operation sends receives signals to from the remote controllers and sub indoor units It has no relation with an indoor unit which communicates serially with the outdoor units The operation mode and setup temperature range are displayed on the remote controller LCD Except sir direction adjustment of flap Sub unit 2 Indoor units other than master unit in group operation Basically sub units do not send receive signals to from the remote controllers Except errors and response to demand of service data 11 2 1 System configuration 1 Single 2 Sing
29. plate Motor lead fixed plate Part name Compressor Procedure 1 Recover refrigerant gas 2 Perform the works in 1 of and 3 Remove the piping panel Front Take off screws of the piping panel Front and the base plate ST1T 4 x 10 2 pcs Take off screws of the piping panel Front and the piping panel Rear ST1T 04 x 10 2 pcs Remove the piping panel Rear Take off screws of the piping panel Rear and the base plate ST1T 4 x 10 2 pcs Remove the sound insulation plate Remove terminal cover of the compressor and then remove compressor lead and case thermo of the compressor ST1T 04 x 10 2 pcs 7 Remove TD sensor fixed to the discharge pipe 8 Using a burner remove pipe connected to the compressor NOTE Pay attention that 4 way valve or PMV is not exposed to a flame Otherwise a malfunction may be caused 9 Pull out discharge pipe and suction pipe of the refrigerating cycle upward 10 Take off the compressor nuts 3 pcs fixing the compressor to the base plate 11 Draw out the compressor toward you Remarks Rear Remove Suction pipe Remove Discharge pipe TD sensor Case thermo Compressor lead Compressor nuts 3 pcs PMV coil 1 Detachment 1 Perform the works in 1 of and 2 Hold outside of the coil by hands and turn it while lifting upward The fixing hooks come off the fixing concavities and then the coil can be remo
30. the air speed varies by the difference between Ta and Ts COOL Ta 3 0 2 5 2 0 1 5 1 0 0 5 0 5 Controlling operation case when thermo of remote controller works is same as a case when thermo of the body works If the air speed has been changed once it is not changed for 3 minutes However when the air volume is exchanged the air speed changes When cooling operation has started the air speed selects a downward slope that is the high position If the temperature is just on the difference boundary the air speed does not change Mode in the parentheses indicates one in automatic cooling operation 16 gt gt gt Outline of specifications Remarks Air speed lt HEAT gt selection Continued 0 5 1 0 0 Tsh 0 5 1 0 1 0 2 0 1 5 3 0 2 0 4 0 Value in the parentheses indicates one when thermostat of the remote controller works Value without parentheses indicates one when thermostat of the body works f the air speed has been changed once it is not changed for 1 minute However when the air speed is exchanged the air speed changes When heating operation has started the air speed selects a upward slope that is the high position If the temperature is just on the difference boundary the air speed does not change Mode in the parentheses indicates one in automatic heating operation In Tc gt 60 C the air
31. 43121692 Motor Fan SWF 230 60 1 4316V196 Remote Controller EX W2JE SM1100UTE 4316V197 Remote Controller WH H1JE 43170232 Hose Drain 25A 90 Location No 43060750 43050382 43150297 43160445 4316V220 Description Terminal Block 3P Sensor TC F6 Sensor TC Terminal Block 2P AC30V PC Board Ass y MMC 1402 220 240 91 13 2 Outdoor Unit RAV SM1100AT E RAV SM1400AT E 35 t 41 4 ye 1 40 Y s lt 22 97 was 59 NS Description No Description 43005482 Base Ass y SM1100AT E 43148170 Accumulator Ass y 2 5L 43100248 Base Ass y SM1400AT E 43148176 Strainer 43041772 Compressor Ass y 43121704 Motor Fan ICF 140 63 2 DA220A2F 20L 4302C040 Motor Fan ICF 140 43 2 SM1100AT E SM1100AT E 43041774 Compressor 43047667 Nut Flange GMTADATE 43120213 Fan Propeller 491 AS G 43020329 Fan Propeller PJ421 AS G 43049739 Cushion Rubber SM1100AT E 43097204 Nut 43122065 Bell Mouth Plastic 43050407 Thermostat Bimetal 43122074 Bell Mouth PP SM1100AT E 43063317 Holder Thermostat 43191606 Panel Air Outlet 4314G152 Condenser Ass y Down 4319
32. 45 2 Replace Refer to Characteristics 5 gt Replace TO sensor L29 error 1C error Are connections of connectors normal YES Was the error just after power ON determined NO 15 there no abnormal overload NO 15 IPDU board come to closely contact with heat sink YES HO2 error 1d error NO CN800 IPDU NO YES NO Are cabling connector normal Correct connection of connector Check cabling between IPDU and CDB and connector YES IPDU board error YES Defect Replace NO Improve and eliminate the cause IPDU board error Defect Replace Is power voltage normal YES Are connections of cable connector normal YES Is compressor normal YES NO Is there no slackened refrigerant YES Does electron expansion valve normally operate YES Check IPDU and CDB Defect Replace 46 Improve power line Check and correct circuit cabling such as cabling to compressor phase missing and connector Compressor lock Replace Check TE and TS sensors Replace Check electron expansion valve gt Replace NO P03 error 1E error Is protective control such as NO Are connections o
33. REQUIREMENT Be sure to fix the power cable and the indoor outdoor connecting cable with bundling band on the market along the inter unit cable so that they do not come to contact with the compressor the valve and the cable at gas side and the discharge pipe 3 Attach the front panel ST1T 04 x 10 3 pcs 82 5 Front panel Roof plate Part name Air outlet cabinet Procedure 1 Detachment 1 Perform the work in 1 of 2 Take off screws for the air outlet cabinet and the partition plate ST1T x 10 3 pcs 3 Take off screws for the air outlet cabinet and the base plate 5 1 04 x 10 2 pcs 4 Take off screw for the air outlet cabinet and the heat exchanger ST1T O4 x 10 1 pc 5 Take off screws for the air outlet cabinet and the fin guard ST1T O4 x 10 2 pcs 2 Attachment 1 Put the upper left side of the air outlet cabinet on the end plate of heat ex changer and fix it with screw ST1T O4 x 10 1 pc 2 Attach the taken off screws to the original positions Remarks Heat exchanger Air outlet cabinet Upper side of the end plateyofihieatrexchanger Air outlet cabinet Side cabinet 1 Perform the work in 1 of 2 Take off screws fixing the inverter and the side cabinet ST1T O4 x 10 2 pcs 3 Take off screws for the side cabinet and the valve fixed plate ST1T x 10 2 pcs 4 Take off screw for the side c
34. SM1400UT E Bey Bes eee ee eS Outdoor DB7 C WB6 C Air flow High Pipe length 7 5m Indoor DB20 C 4 Bon Ses 52 Seo 258 lt 4 Compressor speed rps Compressor speed rps 1 3 Capacity variation ratio according to temperature lt Heating gt lt Cooling gt one1 Ayoedeg Conditions E O oz 6 a d oo oo Pipe length 7 5m Indoor DB27 C WB19 C 37 38 39 40 41 42 43 Outsoor temp 36 Outsoor temp C 2 CONSTRUCTION VIEWS EXTERNAL VIEWS 2 1 Indoor Unit RAV SM1100UT E RAV SM1400UT E i E F 173 Check port 450 45 Check port 450 Take in port of pipes 860 to 910 Recommended external size 1 860 910 Recommended external size Ceiling bottom surface Refrigerant pipe connecting port Refrigerant pipe connecting port 130 Ceiling bottom surface Electric parts box 0162 4 I il ir 0o c Y 10 191 4 g al 5 5 N Y 105 l
35. address connector provided on the rear side of the remote controller switch P C board into Sub in exchange for Master Remote controller address connector Master remote controller remote controller Wireless remote controller How to set wireless remote controller to sub remote controller Change OFF of Bit 3 Remote controller Sub Master of switch S003 to ON Bit 1 OFF to ON Sensor cover Sensor P C board Adjust corner cap Operation 1 The operation contents can be changed by Last push priority 2 Use a timer on either Master remote controller or Sub remote controller 63 10 1 4 Monitor Function of Remote Controller Switch W Call of sensor temperature display Contents Each sensor temperature of the remote controller indoor unit and outdoor unit can become known by calling the service monitor mode from the remote controller Procedure 1 Push 2 buttons simultaneously for 4 seconds or more to call the service monitor mode The service monitor goes on the master indoor unit No is displayed and then temperature of the item code 4 is displayed 2 Push the temperature setup C C buttons to select the sensor No Item code of the sensor to be monitored The sensor numbers are described below Item code Data name rere e
36. buttons 3 Using the timer time buttons select the 4 setup data Table 1 The setup data are shown in the right table Table 1 Setup data Network address No 4 Push amp button OK if display goes on 0001 1 0002 2 0003 3 To change the item to be set return to 4 5 Push 2 button The status returns to the usual stop status 0064 64 0099 Unset Setup at shipment from factory 2 How to set by the switch on the network adapter P C board When the remote controller cannot be found or when you don t want to change setting of the network address No from the remote controller use the setup switch SWO1 on the network adapter P C board Network address No setup switch to set the address No 18 address Nosati dram lt Procedure gt remote controller 1 Turn off the power No setup switch 2 Turn of the address No setup switch SW01 to ON side Accordingly the address No set on the remote controller is invalidated See Fig 2 3 Set the network address No with combination of ON ON side OFF side Numeral side and OFF of to of the address No setup switch X 7 Swot SW01 The relation between combination of ON OFF Address No setup and address No is described in Table 2 The right Fig 2 figure Fig 3 shows an example of case that the address No is set to 16 Setup example of address No 16 ON side OF
37. motor with the propeller fan Loosen the flange nut by turning clock wise When tightening turn it counter clockwise 3 Remove the propeller fan 4 Remove connector for the fan motor from the inverter 5 Take off fixing screws 4 pcs with support ing the fan motor so that it does not fall down When replacing the fan motor at lower side remove the motor lead fixed plate which is fixed to the partition plate with screw ST1Tf 4 10 1 pc pull the fan motor lead out of the partition plate and then remove the fan motor Cautions in assembling fan motor In case of RAV SM1100AT E Be sure to mount the propeller fan and the fan motor at upper and lower sides because they are different Tighten the flange nut with the following torque Upper side 9 8N m 100kgf cm Lower side 4 9N m 50kgf cm In case of RAV SM1400AT E The same propeller fan and the fan motor are used at upper and lower sides Tighten the flange nut with the following torque Upper side 9 8N m 100kgf cm Lower side 9 8N m 100kgf cm Be sure to mount the motor lead fixed plate so that the fan motor lead is not caught in Be sure that the propeller fan does not come to contact with the fan motor lead 87 Remarks Elangejnut Biche EN Propeller fan ui Cycle P C board Fan motor connector at lower side Fan motor Fan motor lead Partition
38. of indoor temp sensor TA Operation continues Displayed when error is detected Check indoor temp sensor TA Check indoor P C board Main P C board Coming off disconnection or short of indoor temp sensor TC Operation continues Displayed when error is detected Check indoor temp sensor TC Check indoor P C board Main P C board Coming off disconnection or short of indoor temp sensor TCJ No display in the setting at shipment Operation continues Displayed when error is detected 1 Check indoor temp sensor 2 Check indoor board Main board Error mode detected by indoor unit 1 Operation of diagnostic function Block Status of air Judgment and measures display Cause of operation conditioner Condition MODE lamp Error in indoor fan system All stop Displayed when 1 Check indoor fan motor connector 5Hz flash Revolutions frequency error of error is detected circuit CN210 fan Check indoor fan Check indoor P C board Main board Error in indoor unit or other Operation Displayed when Check indoor P C board positions continues error is detected EEPROM and peripheral circuits 1 EEPROM access error Main board Outside error input Operation Displayed when 1 Check outside devices Detected by input voltage level Continues error is detected 2 Check indoor b
39. speed increases by 1 step lt Operation of duct only gt Air volume setup SM1100 SM1400 COOL DRY FAN HEAT Revolutions per minute rpm On ae 280 Tc Indoor heat exchanger H 510 660 sensor temperature 500 620 M 470 570 M 450 520 440 510 L 410 470 L 390 430 380 420 320 370 3 In heating operation the mode changes to UL if PRE HEAT display thermostat is turned off 4 If Ta gt 25 C when heating operation has started and when defrost operation has been cleared it operates FS gt F4 with HIGH H mode or HH for 1 minute from when has entered zone of cool air discharge preventive 47 control Item 6 In automatic cooling heating operation the revolution frequency of HH is set larger than that in the standard cooling heating operation However the revolution frequency is restricted in the automatic heating opera tion as shown in the following figure 42 7 Cool air discharge preventive control Outline of specifications 1 In heating operation the indoor fan is controlled based on the detected temperature of Tc sensor or Tcj sensor As shown below the upper limit of the revolution frequency is determined Remarks In D or E zone the priority is given to setup of air volume exchange In A and B zones PRE HEAT is displayed Freeze preven tive control Low tempera ture release 1 T
40. to the normal stop status In case of wireless remote controller Option for 4 way air discharge cassette type only 1 Turn off the power of the set Remove the adjuster with sensors from the ceiling panel Turn Bit 1 TEST of sensor PC board switch S003 from OFF to ON Attach the sensor P C board cover and mount the adjuster with sensors to the ceiling panel Turn on the power of the set Push ON OFF button of the wireless remote controller and set the operation mode to COOL or HEAT using MODE button During test run operation all the display lamps of wireless remote controller sensors flash Do not use other mode than COOL HEAT mode An error is detected as usual A frequency fixed operation is performed After the test run push ON OFF button to stop the operation Turn off the power of the set Turn Bit 1 TEST of sensor P C board switch S003 from ON to OFF Mount the adjuster with sensors to the ceiling panel Remarks Filter sign display Except wireless type The operation time of the indoor fan is calculated the filter reset signal is sent to the remote controller when the specified time 2500H has passed and it is displayed on LCD When the filter reset signal has been received from the remote controller time of the calculation timer is cleared In this case the measurement time is reset if the specified time has passed and display on LCD disappears
41. to those of NAGASAWA Electric Co Procured locally P shape clamp Use heat resistance weatherproof and non hydrolytic type Material 4 fluorinated ethylene copolymer Harness diameter 07 5 Use equivalence with the above specifications 12 pieces are used to fix the cord heater to the outdoor unit base One piece is used to fix the power cords to the thermostat fixing plate Procured locally Self tapping screw type B 04 x 6mm truss head stainless These screws are used to fix the cord heater to the outdoor unit base with P shape clamp Procured locally Self tapping screw type B 4 x 8mm truss head stainless Two screws are used to fix the thermostat fixing plate to the back cabinet One screw is used to fix the power cord to the thermostat fixing plate Procured locally Self tapping screw type B 03 5 x 8mm pan head These screws are used to fix the thermostat to the thermostat fixing plate with the thermostat holder Procured locally Faston 250 They are used for the connecting part to the thermostat Procured locally Sleeve for Faston UL sleeve for 250 Procured locally Close end connector Use the most appropriate connector with the power cord diameter Procured locally Power cord 2 cores x 0 75 more HOSRN F Procured locally Thermostat fixing plate Material SGCC Z08 Board thickness 0 81 NOTE The parts on the above table are re
42. 1630 Guard Fan PP K 4314G154 Condenser Ass y Up 43191607 Panel Front 43146619 Valve 4 WAY STF 0213Z 43191608 Panel Side 43146611 Coil Solenoid 43191602 Guard Fin VHV 01AJ502E1 AC 220 240V 43191609 Plate Roof 43146634 Valve Pulse Modulating 49191515 Panel Front Piping UKV 25D22 43191605 Panel Back Piping 43146614 Coil PMV 43119390 Hanger 43146613 Valve Ball 5 8 IN 43155188 Peacter CH 56 2Z T 43147194 Bonnet 5 8 IN 43019904 Holder Sensor SUS 43146584 Valve Packed 3 8 IN 43063188 Holder TC Sensor 43047401 Bonnet 3 8 IN 43063332 Holder Sensor 43147611 Strainer 43032441 Nipple Drain 92 702 TD SENSOR 701 TO SENSOR 701 TE SENSOR 701 TS SENSOR 707 708 703 TH SENSOR 8 18 BLU WHI P12 GRYO Location No Description N Description 43050382 Sensor TC F6 4316V218 Board Ass y IPDU 43050384 Sensor TD MCC 1438 SM1100AT 43050398 Sensor TH F4 4316V219 Board Ass y IPDU 43060750 Terminal Block 3P eM Ie 43150259 Rectifier 43160552 Terminal Block 3P Power Supply 4316V217 PC Board Ass y CDB MCC 1398 2 Fan id Appendix
43. 4 seconds Check code display and check reset 3 seconds The function of long pushing operation for the check button differs If the check reset operation on the central remote controller is performed during operation of air conditioner the operation stops once and then the operation restarts Error of air conditioner is cleared Check code 3 digits display alpha bet 2 digits numeral 2 digits display alpha bet or numeral Display of check code differs Ex Float switch operation Main side P10 Center side 0b 3 When using the remote controller together with the former one RBC AM1 AT1 the display on the main remote controller differs if Last push priority Center Operation Prohibited is selected from the central control remote controller Contents New remote controller RBC AMT21 Former remote controller RBC AM1 AT1 Remarks Last push priority No display No display All the settings and ON OFF operations are available Center Operation prohib ited CENTER goes on CENTER goes on The setup contents on the central control remote controller are fixed and only ON OFF operation and timer setup operation are available on the main remote controller CENTER flashes The setup contents on the central control remote controller are fixed and the air conditioner stops Operation from the main remote controll
44. 9 Using timer time C buttons set 2727 to Individual nnn 1 nnn tilii to Master unit and 2000 to sub unit For the above example perform setting by connecting singly the wired remote controller without remote 10 Push 6 button OK when display goes controller inter unit cable Group address 11 Push button Individual 0000 Master unit 0001 Setup completes Sub unit 0002 In case of group control The status returns to the usual stop status 3 6 9 4 7 10 lt Operation procedure gt 1 2 3 4 5 gt 6 7 8 9 10 11 END 273 W Confirmation of indoor unit No position 1 To know the indoor unit addresses though position of the indoor unit body is recognized Follow to the procedure during operation lt Procedure gt 1 Push button if the unit stops 2 Push button Unit No is displayed on LCD It disappears after several seconds The displayed unit No indicate line address and indoor unit address When other indoor units are connected to the identical remote controller Group control unit other unit numbers are also displayed every pushing button 2 To know the position of indoor unit body by address To confirm the unit No in the group control In case of individual operation Wired remote controller indoor unit 1 1
45. A2F 20L 3 phase 2000 W Reactor CH 56 6 mH 18 5 A Outdoor temp sensor To sensor 10 kQ at 25 Heat exchanger sensor Te sensor 10 at 25 Suction temp sensor Ts sensor 10 kQ at 25 Discharge temp sensor Td sensor 50 at 25 Fuse Switching power Protect T3 15 A AC 250V AJOJN Fuse Inverter input Current protect 25 A AC 250 V 4 way valve solenoid coil VHV 01AJ502E 1 220 240 V Compressor thermo Protection RAV SM1400AT E Parts name Fan motor US 622 ICF 140 63 2 ON 90 5 C OFF 125 4 C Specifications Output Rated 63 W Compressor DA420A3F 21M 3 phase 4P 3500 W Reactor CH 56 6 mH 18 5 A Outdoor temp sensor To sensor 10 at 25 Heat exchanger sensor Te sensor 10 at 25 Suction temp sensor Ts sensor 10 at 25 Discharge temp sensor Td sensor 50 at 25 Fuse Switching power Protect T3 15 A AC 250 V Fuse Inverter input Current protect 25 A AC 250 V 4 way valve solenoid coil VHV 01AJ502E1 220 240 V o Compressor thermo Protection 5 3 Accessory Separate Sold Parts RBC U21PG W E Ceiling panel No Patsnam 7 Specifications
46. AMT21E Connecting pipe Gas side mm 915 9 5 8 Liquid side mm 09 5 3 8 Drain port Nominal dia 25 Polyvinyl chloride tube Sound level Note 1 The cooling capacities and electrical characteristics are measured under the conditions speciied by JIS B 8616 based High Mid Low Note 2 dBeA on the reference piping 7 5m Note 2 The sound level is measured in an anechoic chamber in accordance with JIS B8616 Normally the values measured in the actual operating environment become larger than the indicated values due to the effects of external sound Note Rated conditions Cooling Indoor air temperature 27 C DB 19 C WB Outdoor air temperature 35 C DB Heating Indoor air temperature 20 C DB Outdoor air temperature 7 C DB 6 C WB 1 1 2 Outdoor Unit Model name RAV SM1100AT E RAV SM1400AT E Appearance Silky shade Muncel 1Y8 5 0 5 Power supply 1 phase 230V 220 240V 50Hz Power exclusive to outdoor is required Type Hermetic compressor Compressor Motor Pole Refrigerant charged R410A 2 1 R410A 2 3 Refrigerant control Pulse motor valve Standard length 20 without additional charge Max total length 50 Over 20m Add 40g m Max 12009 Outdoor lower Height difference 15 Outdoor higher 30 Height Outer Width dimension Depth
47. Check refrigerating cycle Gas leak Error of electron control valve Check pipe sensor TD Compressor breakdown Operation frequency lowered and stops though operation had started All stop Displayed when error is detected Check power voltage AC200V 20V Overload operation of refrigerating cycle Check current detection circuit at AC side High voltage protection error by TE sensor TE temp over specified value was detected All stop Displayed when error is detected Overload operation of refrigerating cycle Check outdoor temp sensor TE DC outdoor fan motor error IDC operation or lock was detected by DC outdoor fan driving All stop Displayed when error is detected Position detection error Over current protection circuit operation of outdoor fan drive unit Check CDB Refer to Judgment of outdoor fan Error on IPDU position detection circuit All stop Displayed when error is detected Position detection circuit operates even if driving by removing 3P connector of compressor Replace IPDU Coming off disconnection or short of outdoor temp sensor Operation continues Displayed when error is detected 55 Check outdoor temp sensor TO Check board 9 REPLACEMENT OF SERVICE INDOOR BOARD Requirement when replacing the service indoor P C board assembly In the non volatile memory He
48. F side Numeral side When the network address No has been changed be sure to turn of power of the central control remote controller again or to reset the remote controller using the reset hole on the operation panel of the central control remote controller 68 Table 2 Network address No setup table SW01 side x OFF side Address No Address No Requirement in Service When using this product as service part to replace the network adapter P C board be sure to match the setup of the setup switch SWO1 Network address No setup switch on the network adapter board with the P C board setup before replacement 69 10 4 Display and Operation of Main Remote Controller and Central Control Remote Controller 1 Turn on all the power supplies of the air conditioner and then turn on power of the central control remote controller Line 16 RBC SXC1P Line 64 TCB SC641 If both power supplies are simultaneously turned on or if they are turned on reversely the check code 97 may be temporarily displayed on the central remote controller When settings of connecting cables and central control address are correct the connected air conditioner is displayed on the central con
49. IL 1 lt Operation procedure gt 1 gt 2 3 4 Item code Returned to usual display Data name Indoor unit data 00 Room temp under control 1 01 Room temp remote controller 02 Indoor suction temp 03 Indoor coil temp TCJ 04 Indoor coil temp TC 1 Only master unit in group control Outdoor unit data 60 Heat exchanger temp TE 61 Outside temp TO 62 Discharge temp TD 63 Suction temp TS 64 65 Heat sink temp THS 3 The temperature of indoor units and outdoor unit in a group control can be monitored by pushing button to select the indoor unit to be monitored 4 Pushing gt button returns the display to usual display 64 Calling of error history lt Contents gt The error contents in the past can be called lt Procedure gt 1 3 Push amp buttons simultaneously for 4 seconds or more to call the service check mode Service Check goes on the item code 7 is displayed and then the content of the latest alarm is displayed The number and error contents of the indoor unit in which an error occurred are displayed In order to monitor another error history push the set temperature C4 buttons to change the error history No Item code Item code Z Latest Item code Z Old NOTE Four error histories are stored in mem
50. LED 002 on indoor unit board flashes with 1Hz for approx 10 seconds Reboot Reset P31 error Sub indoor unit When the master unit of a group operation has detected E03 L03 L07 or L08 error the sub unit of the group operation detects P31 error and then it stops There is no display of the check code or alarm history of the main remote controller In this model the mode enters in automatic address set mode when the master unit has detected 203 L03 L07 or L08 error 50 8 4 2 Relational Graph of Temperature Sensor Resistance Value and Temperature 20 40 30 Caracteristics 2 Resist Caracteristics 1 Resistance kQ kQ 10 20 10 0 10 20 30 40 50 10 0 10 20 30 40 50 60 70 Temperature C Temperature C 200 20 TE TO TS sensor Caracteristics 3 Resistance Resistance kQ 10 or lower 10 C or higher 100 10 0 10 0 10 20 30 40 50 60 70 Temperature C TD sensor 200 Caracteristics 4 20 Resistance 50 C or higher 10 Resistance 50 or lower 100 50 100 Temperature C 8 5 Troubleshooting 8 5 1 Troubleshooting with CHECK Display of Central Remote Controller 1 Operation for CHECK display When pushing the CHECK switch the indoor unit No Network address No including the check data is displayed in the UNIT No display section and the check code is displayed in the se
51. TOSHIBA FILE NO 03 003 Revised Nov 2003 SERVICE MANUAL AIR CONDITIONER SPLIT RAV SM1100UT E RAV SM1400UT E RAV SM1100AT E RAV SM1400AT E File No A03 003 in the page of the following table has been changed and the portion is expressed as mark 2 b 7 9 10 17 24 27 40 41 63 90 93 Cord Heater Installation Work Revised page 5 NS PRINTED IN JAPAN Aug 2003 CONTENTS L SPECIFICATIONS 2 3 2 CONSTRUCTION VIEWS EXTERNAL VIEWS 7 3 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 9 4 WIRING DIAGRAM 11 5 SPECIFICATIONS OF ELECTRICAL PARTS 13 6 INDOOR CONTBU L OECD Den ern EDIT DE Ec KE CON 14 7 OUTDOOR CONTROL coa ib Oi d cai b EX Kn Ck dd Eid Bd 24 8 IHOUBLESHOOTINQL uisasvicsiknniaidteius Dd bicis viia de ridus 29 9 REPLACEMENT OF SERVICE INDOOR 56 10 SETUP AT LOCAL SITE AND OTHERS 4 nean ina naa nana rna aunua haa naaa nau n ananas 60 11 ADDRESS SETUP ic iia 71 12 DETACHMENTS Peer ee ear toxin er aren er 75 13 EXPLODED VIEWS AND PARTS LIST
52. The check codes are classified into Type A and Type B according to the used remote controller Be sure to check the remote controller which you use A Neutral 2 cores type wired remote controller such as RBC AMT21E RBC AS21E and wireless remote control ler kit such as TCB AX21U W E Type Central control remote controller such as RBC CR64 PE 34 8 4 Troubleshooting Procedure for Each Check Code 8 4 1 New Check Code Present Check Code Central Control Side E01 error 99 error When central controller 99 is displayed there are other causes of error Correct inter unit cable of remote controller Correct connection of connector Check circuit cables Is inter unit cable of A and B normal YES Is there no disconnection or contact error of connector on harness from terminal block of indoor unit Is group control operation YES NO Is power of all indoor units turned on of indoor unit YES gt Is power supplied to remote controller NO E meee 1402 AB terminal Approx DC18V YES Are two remote controllers YES Correct as a master unit a sub unit set without master unit Remote controller address connector NO Check remote controller P C board Defect gt Replace 209 error 99 error When central control
53. Total weight Heat exchanger Finned tube Fan 2 propeller fans Fan unit Standard air flow High m3 h Motor W Connecting Gas side 015 9 5 8 pipe Liquid side 09 5 3 8 Protection device Discharge temp sensor Over current sensor Compressor thermo Sound level High Mid Low Note 2 Cooling Heating Note 1 The cooling capacities and electrical characteristics are measured under the conditions speciied by JIS B 8616 based on the reference piping 7 5m Note 2 The sound level is measured in an anechoic chamber in accordance with JIS B8616 Normally the values measured in the actual operating environment become larger than the indicated values due to the effects of external sound Note Rated conditions Cooling Indoor air temperature 27 DB 19 C WB Outdoor air temperature 35 C DB Heating Indoor air temperature 20 DB Outdoor air temperature 7 DB 6 C WB 1 2 Operation Characteristic Curve RAV SM1100UT E lt Cooling gt lt Heating gt 2 o a o IS gt Air flow High Pipe length 7 5m Indoor 0827 19 Outdoor DB35 C Air flow High Pipe length 7 5m 60 80 100 120 40 40 60 80 100 120 20 Compressor speed rps Compressor speed rps RAV SM1400UT E lt Cooling gt lt Heating gt RAV SM1400UT E Be a RAV
54. abinet and the piping panel Rear ST1T x 10 1 pc 5 Take off screw for the side cabinet and the base plate ST1T O4 x 10 1 pc 6 Take off screws for the side cabinet and the fin guard 5 1 04 x 10 4 pcs 83 Inverter Side cabinet Valve fixed plate Side cabinet Part name Inverter assembly Procedure 1 Perform the works in 1 of and 2 Remove connectors which are connected from the cycle board to other parts CN600 TD sensor White CN601 TO sensor 2P White CN604 TE sensor 2P White Note 1 CN605 TS sensor White Note 1 CN301 Upper outdoor fan 3P White Note 1 CN300 Detection of upper position White CN303 Lower outdoor fan White Note 1 CN302 Detection of lower position White CN500 Case thermo 2P White Note 1 CN700 4 way valve 3P Yellow Note 1 CN702 PMV Pulse Motor Valve coil 6P White Relay connector Reactor 2 pcs 3P White Note 1 Compressor lead Remove terminal cover of the compressor and remove the lead wire from terminal of the compressor Note 1 Remove the connectors by releasing lock of the housing 3 Remove various lead wires from the holder at upper part of the inverter 4 Cut off tie lap which fixes various lead wires to the inverter assembly 5 Lift up the hook upper left with the partition plate upward just removing Caution to m
55. ape etc as before 8 Remove screws fixing the drain pan x 8 4 pcs 2 Attachment 1 Fix the parts drain cap drain pan bell mouth and electric parts box succes sively to their original positions 2 Connect connectors earth lead wire indoor outdoor inter unit cable and remote controller cable which have been disconnected in the above item 1 as before 79 Remarks Part name Drain pump assembly Procedure 1 Detachment 1 Perform works of items 1 of D 1 of 1 of G 1 of and 1 of 2 2 Picking the hose band slide it from pump connecting part to remove the drain hose 3 Remove screw fixing the drain pump assembly slide hooking claws of the drain pump assembly and the main body 1 position and then remove the assembly 24 x 8 3 pcs 3 Attachment 1 Fix the drain pump assembly as before NOTE The drain pump is fixed with a hook and 3 Screws In screwing be sure that screws do not to run on hooking claw at the main body side 2 Attach the drain hose and hose band as before NOTE Insert the drain hose up to the end of pump connecting part and bind the white mark position of the hose with band 80 Remarks Fixing screw Part name Heat exchanger Procedure Detachment 1 Recover refrigerant gas 2 Remove refrigerant pipe at the indoor unit side 3 Perform works
56. ater installation work procedure Photo Explanatory diagram Procedure Remove each cabinet inverter assembly motor base assembly and partition board assembly Do not damage the electric parts such as cables connectors etc while this work lt Example for RAS 13JAVP E gt As shown in the left figure remove the set of refrigeration cycle assembly from the outdoor unit base In this time work attentively so that the cycle pipes are not damaged by dent or deformation Apply protective measures to pipes if necessary Cord heater installation work Drill a hole on the outdoor unit base and fix the cord heater to the outdoor unit base using P shape clamp Connect the cord heater cables Using a motor drill etc drill 3 2 holes to the existing emboss on the outdoor unit base 12 positions As shown in the left figure install the cord heater to the outdoor unit base by using P shape clamp and screws Self tapping screw type B 4 x 6mm stainless Pay attention to the direction of P shape clamp so that it is set to the same direction in the left figure f the drain port is frozen due to installation status etc draw around the cord heater so that the end part of the heater is inserted into the drain port In this case add some fixing positions to fix the cord heater surely The end part from the marked part of the cord heater heats up When there is the heating part near the electric parts box a fire
57. commended parts Appendix 28 Procured locally Drawing attached Appendix 2 Required tools for installation work Part name Specifications Plus screwdriver It is used for disassembling and assembling of each cabinet Wrench It is used for disassembling and assembling of compressor fixing nuts Motor drill Drill diameter It is used to make the additional holes on the base or the back cabinet 3 2 and 05 0 Faston crimping tool Fixing jig for 250 Close end connector crimping tool Cutting plier Stripper Cutter knife Insulation tape 3 Cord heater installation wiring diagram Fuse Thermostat Cord heater Be sure to connect the fuse and the thermostat to LIVE side of the cord heater Outdoor unit Earth leakage circuit breaker Earth leakage circuit breaker Power supply for air conditioner Power supply for cord heater NOTE Separate the cord heater power from the air conditioner power and connect it to its exclusive breaker By doing so the power consumption can be decreased because the breaker can be turned off if there is no possibility of freezing of the base in cooling operation etc When the cord heater power is connected to the inverter board assembly or others without connected to the exclusive breaker the control board of the inverter assembly may cause a failure Appendix 29 Appendix 4 Cord he
58. ction According to type Temp difference of automatic cooling heating selecting control points 0003 3 deg Ts 1 5 Automatic reset of power failure 0000 None Option 0002 Thermo output selection T10 B 0000 Thermo ON Sensor selection 0000 Body sensor High ceiling selection 0000 Standard Timer set Wired remote controller 0000 Available Correction of high heat feeling 0000 None Type Item code 10 0038 4 way air discharge cassette RAV SM1100 1400UT E Indoor unit capacity Item code 11 Setup data Invalid 110 140 Initial setup value of EEPROM installed on the service board 59 10 SETUP AT LOCAL SITE AND OTHERS 10 1 Indoor Unit 10 1 1 Test Run Setup on Remote Controller lt Wired remote controller gt 1 When pushing 2 button on the remote controller for 4 seconds or more TEST is displayed on LC display Then push button TEST is displayed on LC display during operation of Test Run During Test Run temperature cannot be adjusted but air volume can be selected n heating and cooling operation a command to fix the Test Run frequency is output Detection of error is performed as usual However do not use this function except case of Test Run be cause it applies load on the unit 2 Use either heating or cooling operation mode for TEST NOTE The outdoor unit does no
59. ction of connector Check indoor P C board MCC 1402 Defect Replace 42 F01 error OF error NO Is connection of TCJ sensor connector Indoor P C board CN102 normal Correct connection of connector Are characteristics of NO TCJ sensor resistance value normal Check indoor P C board MCC 1403 Defect Replace P26 error 14 error NO Refer to Characteristics 2 Replace TCJ sensor Is power voltage normal YES NO Improve the power supply line Check and correct circuit cables Correct connection of connector Are connections of cabling connector normal YES Does RYO 1 relay of IPDU operate NO Y YES Is not AC fuse fused NO Replace IPDU Replace control P C board Are not P26 and 14 errors output when an operation is performed by removing 3P connector of compressor Is compressor normal of outdoor unit Check IPDU Defect Replace 43 Check and correct reactor connection Replace IPDU Replace control P C board of outdoor unit NO Check rare short of compressor trouble Defect Replace P29 error 16 error Are connections of cable connector normal YES Is compressor normal YES Check a
60. dress setup mode and a manual resetting may be required Indoor address Group address 12 Replacement of service board 1 Replace the PC board with a service board In this time setting of jumper line cut or setting of short circuit connecting connectors on the former PC board should be reflected on the service PC board 2 According to the system configuration turn on power of the indoor unit with any method in the following items a In case of single individual operation Turn on the power supply 1 Wait for completion of automatic address setup mode Required time Approx 5 minutes and then proceed to 03 Line address 1 Indoor address 1 Group address 0 Individual are automatically set 2 Push and 2 buttons of the remote controller at the same time for 4 seconds or more operation interrupt the automatic address setup mode and then proceed to 03 Unit No Addis displayed In case of group operation Turn on power of the indoor unit of which board has been replaced with the service board with any method in the following items 1 Turn on power of the replaced indoor unit only However the remote controller is also connected Otherwise 1 operation cannot be performed Same as 1 and 2 in item a 2 Turn on power of the multiple indoor units including replaced indoor unit Only 1 system for twin triple double twin For all units i
61. e Assembly Return a set of the refrigeration cycle assembly into the outdoor unit base and reassemble sound insulation board partition plate assembly fan motor assembly and back cabinet as original Fix the thermostat fixing plate to the back cabinet built in the inverter assembly and then connect various cables After then incorporate front cabinet upper cabinet wiring cover and valve cover as before of the air conditioner 5 Drawing of thermostat fixing plate In installation work connect power cord for the cord heater to another breaker separated from one for power cord 3 4 burring hole Downward Material SGCC Z08 Thickness 0 81 Appendix 31 TOSHIBA CARRIER CORPORATION e 12 328 KONAN TOKYO 108 0075 JAPAN
62. e commanded fre quency is returned to the original value by approx 6Hz every 60 seconds M Setup at trol t shipment Control temp C A B 56 54 52 52 NOTE When the operation has started or when Tc or Tcj became lower than 30 C after start of the operation temperature is controlled between values in parentheses of A and B 19 Same when thermostat is turned off Drain pump control For the duct when the drain up kit sold separately is mounted Outline of specifications 1 In cooling operation including Dry operation the drain pump is usually operated 2 If the float switch operates while drain pump operates the compressor stops the drain pump continues the operation and a check code is output 3 If the float switch operates while drain pump stops the compressor stops and the drain pump oper ates If the float switch keeps operating for approx 4 minutes a check code is output Remarks Check code P10 After heat elimina tion When heating operation stops the indoor fan operates with LOW mode for approx 30 seconds Flap control For 4 way air discharge cassette type only 1 Flap position setup When the flap position is changed the position moves necessarily to downward discharge position once to return to the set position The flap position can be set up in the following operation range In cooling dry o
63. ectors removed in item 1 to the original positions 77 Remarks Part name Fan motor Procedure 1 Detachment 1 Perform works of items 1 of and 1 of 2 Remove clamps of the lead wires con nected to the following connectors of the control board Flap motor White CN34 Float switch 3P Red CN68 Drain pump 3P Blue CN101 TC sensor 2P Black CN102 TCJ sensor 2P Red CN333 Power supply of fan motor 5P White CN334 Position detection of fan motor 5P White NOTE Remove the connector by releasing locking of the housing 3 Remove screws fixing earth lead wire in the electric parts box 04 x 6 2 pcs 4 Remove indoor outdoor inter unit cable and remote controller cable of the termi nal block 5 Remove screws fixing the electric parts box 04 x 10 5 pcs 6 Remove screws fixing the bell mouth 24 x 10 6 pcs 7 Remove nuts fixing the turbo fan M6 1 pc 8 Remove screws fixing holder of the motor lead wires to remove the motor lead wires from the clamp 24 x 8 pcs 9 Remove nuts fixing the fan motor to remove it Attachment 1 Fix the parts fan motor holder of the motor lead turbo fan bell mouth and electric parts box successively to their original positions NOTE 1 When fixing the turbo fan be sure to match the fan boss with D cut of the motor shaft NOTE 2 Fix the turbo fa
64. en the display goes on 2 There is nothing to do when data agrees Using the set temperature C 4 2 buttons change the item code DN As same as the above check the contents of the setup data and then change them to data contents in the previous memorandum Then repeat the procedure 7 and 8 10 After completion of setup push 2 button to return the status to the usual stop status Approx 1 minute is required to start handling of the remote controller G to SF are provided in the item code DN On way of operation DN No may come out When data has been changed by mistake button has been pushed the data can be returned to the data before change by pushing button if the item code DN was not yet changed 6 58 Memorandum for setup contents Item code table Example Filter sign lighting time At shipment According to type Dirty state of filter 0000 Standard Central control address 0099 Unfixed Heating suction temp shift 0002 2 C Floor type 0 Cooling only 0000 Shared for cooling heating Type According to model type Indoor unit capacity According to capacity type Line address 0099 Unfixed Indoor unit address 0099 Unfixed Group address 0099 Unfixed Flap type Adjustment of air dire
65. ensor Option Default High ceiling selection Air volume selection Standard filter Oil guard Super long life Optical regenerative deodorization High performance 65 High performance 90 High antibacterial performance 65 Standard Timer set Wired remote controller Available Operable 0001 Unavailable Operation prohibited Available Correction of high heat feeling 0001 Correction 62 10 1 3 Cabling and Setting of Remote Controller Control 2 remote controller control Controlled by two remote controllers One or multiple indoor units are controlled by two remote controllers Max 2 remote controllers are connectable s Remote controller Remote controller 1 indoor unit is controlled by 2 switch Master switch Sub remote controllers Sold separately i Sold separately 1 1 1 1 4 4 lil Remote controller cables Procured locally Terminal block for i aie remote controller cables Indoor unit 1 2 3 11213 Outdoor unit Setup method One or multiple indoor units are controlled by two remote controllers Max 2 remote controllers are connectable lt Wired remote controller gt Rear side of remote controller P C board How to set wired remote controller to sub remote controller Insert the remote controller
66. er is unavailable 11 ADDRESS SETUP 11 1 Address Setup lt Address setup procedure gt When an outdoor unit and an indoor unit are connected or when an outdoor unit is connected to each indoor unit respectively in the group operation even if multiple refrigerant lines are provided the automatic address setup completes with power ON of the outdoor unit The operation of the remote controller is not accepted while automatic address works Approx 4 to 5 minutes Setup of line address of outdoor unit indoor unit address and group address Completion of cabling work Do you arbitrarily set the indoor unit address YES MANUAL NO Is refrigerant line 1 line NO YES Is group control performed YES To AUTO address mode Do you change setting after automatic setting at the first time YES Connect one remote controller with one indoor unit 1 1 tentatively with communication cable Turn on power of outdoor unit Set to all indoor units one by one Turn on power of outdoor unit Turn on power of outdoor unit After completion of address setup change is to arbitral address group manually address finishes within 4 to 5 minutes Setup of automatic When the following addresses are not stored in the neutral memory IC10 on the indoor P C board a test run operation cannot be performed
67. es any condition in A zone to D zone Q The defrost operation is immediately finished if TE sensor temperature has become 12 or more or it also is finished when condition of 7 C lt TE 12 C has continued for 1 minute The defrost operation is also finished when defrost operation has continued for 10 minutes even if TE sensor temperature has become 7 or lower After defrost operation has finished the compressor and the outdoor fan start heating operation after stopped for approx 50 seconds Start of heating operation 0 10 15 b a d min TE gt 220 The minimum TE value between 10 15 minutes after heating operation has started is stored memory as Defrost operation is performed in this zone when TEO TE gt 3 continued for T seconds Defrost operation is performed in this zone when TEO TE gt 3 continued for T seconds Defrost operation is performed when this zone continued for T seconds Defrost operation is performed when this zone continued for T seconds SM1100 SM1400 34 40 55 90 20 e 7 2 Print Circuit Board lt Viewed from parts of P C board gt MCC 1398 aqq snes NOW n m BOIS 0 9661 52 NS L ER Jet o i jndino ue 8 REI TT ene tene
68. f Correct the cabling and discharge temprelease control normal cable connector normal connection of connector YES YES Check parts Defect Replace NO Check and correct the charged Is charged refrigerant amount normal refrigerant amount YES YES N Is not abnormal overload Improve and delete the cause NO Are characteristics of TD sensor resistance value normal YES NO Replace TD sensor Refer to Characteristics 4 Check CDB Defect gt Replace H01 error 1F error YES YES NO YES Check IPDU Defect gt Replace 47 P04 error 21 error Is high voltage NO protective operation by TE sensor normal Is connection of cabling connector normal YES Correct connection of cabling connector Check TE sensor Defect Replace Is connection of NO Correct connection of connector normal connector YES NO Is fan motor normal Replace fan motor YES Does PMV normally operate Do not TD and TO sensors come off the detection part YES Are characteristics of TD TO TC sensor resistance values normal YES Does cooling outdoor fan normally operate YES NO Correct coming off Replace TD TO and TC sensors
69. he cooling operation including Dry operation is performed as follows based on the detected tempera ture of Tc sensor or Tcj sensor When J zone is detected for 6 minutes Following figure the commanded frequency is decreased from the real operation frequency After then the commanded frequency changes every 30 seconds while operation is performed in J zone In K zone time counting is interrupted and the opera tion is held When I zone is detected the timer is cleared and the operation returns to the normal operation If the commanded frequency becomes SO because the operation continues in J zone the return temperature A is raised from 5 C to 12 C until I zone is detected and the indoor fan operates with mode 5 In heating operation the freeze preventive control works if 4 way valve is not exchanged and the condition is satisfied However the temperature for J zone dashing control is changed from 2 C to 5 C Tcj Indoor heat ex changer sensor temperature High temp release control 1 The heating operation is performed as follows based on the detected temperature of Tc sensor or Tcj sensor When M zone is detected the commanded fre quency is decreased from the real operation fre quency After then the commanded frequency changes every 30 seconds while operation is per formed in M zone n N zone the commanded frequency is held When L zone is detected th
70. high When a status TE gt 20 C is detected continu ously for 5 minutes the operation may stop This status does not output an error code and is assumed as usual status of thermo OFF The fan restarts after approx 2 minutes 30 seconds and this intermittent operation is not a trouble 60 rpm 20 sec STOP timer count 60 rpm 20 sec 30 rpm 20 sec Hold zone If the status in item 2 is frequently found it is considered that the filter of suction part of the 30 rpm 20 sec indoor unit is dirty Clean the filter and restart the operation This control function does not work for 30 min utes after activation 1 minute after defrosting and during defrost operation 25 5 Coil heating control 1 This control function heats the compressor by turning on the stopped compressor instead of a case heater It purposes to prevent slackness of the refrigerant inside of the compressor 2 As usual turn on power of the compressor for the specified time before a test run after installation otherwise a trouble of the compressor may be caused As same as a test run it is recommended to turn on power of the compressor beforehand when starting operation after power of the compressor has been interrupted for a long time 3 A judgment for electricity is performed by TD and TO sensors If TO sensor is defective a backup control is automatically performed by TE sensor For a case of defective TO sens
71. inutes and the shifted range is as follows In cooling time 41 5 to 1 0K In heating time 1 5 to 1 0K Max frequency This control is operated by selecting AUTO opera cut control tion mode COOL operation mode the frequency is controlled according to the following i Normal control figure if To lt 28 3 Max frequency is restricted to approximately the rated cooling frequency Tsc HEAT operation mode the frequency is controlled according to s the right Ls 5 figure if Max frequency is restricted to approximately the rated To gt 15 C 3 heating frequency 4 Normal control DC motor 1 When the fan operation has started positioning of the For 4 way air stator and the rotor are performed discharge Moves slightly with tap sound cassette type 2 The motor operates according to the command from only the indoor controller NOTES When the fan rotates while the air conditioner stops due to entering of outside air etc the air conditioner may operated while the fan motor stops When a fan locking is found the air conditioner stops Check code P12 and an error is displayed de 6 3 Indoor Print Circuit Board RAV SM1100UT E RAV SM1400UT E lt MCC 1402 gt uq e qeo 10149 431 Jemod eyouieH 0 indino VEL rr
72. ion Does not outside low temperature operation control work in cooling operation s not defrost operation performed 4 ON OFF operation cannot be performed from remote controller s not forced operation performed s not the control operation performed from outside remote side s not automatic address being set up D Did you return the cabling to the initial positions Q Are connecting cables between indoor unit and receiving unit correct 2 Troubleshooting procedure When the power is turned on at the first time or when indoor unit address setting is changed the operation cannot be performed for maximum approx 5 minutes after power ON When a trouble occurred check the parts along with the following procedure Confirmation of lamp display Check defective Troubl EE When 4 way air discharge cassette type wireless remote controller is connected position and parts 1 Outline of judgment The primary judgment to check where a trouble occurred in indoor unit or outdoor unit is performed with the following method Method to judge the erroneous position by flashing indication on the display part of indoor unit sensors of the receiving unit The indoor unit monitors operating status of the air conditioner and the blocked contents of self diagnosis are displayed restricted to the following cases if a protective circuit works 30
73. le group operation Outdoor Indoor Master Sub 1 1 Individual Remote controller 11 2 2 Automatic address example from unset address No miscabling 1 Standard One outdoor unit 1 Single 2 Gr operation Multiple outdoor units Miltiple indoor units only with serial communication 1 1 8 1 Master Sub Sub Max 8 units Only turning on source power supply Automatic completion 72 11 3 Address Setup In case that addresses of the indoor units will be determined prior to piping work after cabling work Manual setting from remote controller lt Address setup procedure gt Set an indoor unit per a remote controller Turn on power supply Example of 2 lines cabling Push amp buttons simultaneously Real line Cabling Broken line Refrigerant pipe for 4 seconds or more lt Line address Using the temperature setup buttons set 2 to the item code Using timer time buttons set the line address Push amp button OK when display goes on lt Indoor unit address Using the temperature setup C22 Cx buttons set J to the item code Using timer time buttons set 1 to the line address Push 69 button OK when display goes on Line address 1 lt Group address Using the temperature setup Indoor unit address 1 dd 1 buttons set 7 to the item code O amp O
74. ler 99 is displayed there are other causes of error Are two remote controllers YES Correct as a master unit a sub unit set without master unit Remote controller address connector NO Check remote controller P C board Defect Replace 35 E04 error 04 error NO Does outdoor unit operate YES Is setup of group address correct YES Are 1 2 3 inter unit cables normal YES Are connections from connectors of inter terminal blocks 1 2 3 of indoor outdoor units normal Does voltage between of indoor unit vary YES 2 and 3 of inter terminal blocks 1 2 3 Check item code 14 Correct inter unit cable Correct connection of connector Check indoor P C board MCC 1402 Defect Replace As shown in the following figure perform measurement within 20 seconds after power ON Is DC280V applied between terminals of electrolytic capacitor of IPDU main circuit Check indoor P C board Defect Replace Check CDB Defect Replace MCC 1402 or 1403 Is DC7V power supplied to CDB Are cablings between Pin 2 and Pin 5 of CN800 and between IPDU and CDB normal Is case thermo CN500 connected Does case thermo operate Check Correct charged refrigerant amount 36
75. liquid side Outer dia OA Outer dia OB 50 a C amp Outer dia A Outdoor unt Outer dia OB Strainer i PMV Seer joint UKV 25D22 TO sensor TD sensor 1 B Strainer i 4 valve 5 02132 C T Muffler Heat exchanger 28 re 1 row 52 stages Distributor FP1 3 flat fin 025 x L210 25 x L180 Accumulator Rotary 2500cc compressor DA420A3F 21M 2 Cooling sescos Heating Pipe surface temperature C Pressure Compressor MPa Discharge Suction Indoor Outdoor Indoor heat Outdoor heat revolutions per Indoor temp conditions exchanger exchanger second rps fan DB WB Pd Ps TD TS TC TE Indoor Outdoor Standard 3 3 0 9 84 11 10 40 56 HIGH 27 19 35 Cooling Overload 3 5 1 0 87 T 15 54 HIGH 32 24 43 Low load 1 7 0 8 44 8 4 27 LOW 18 15 5 Standard 3 0 0 6 79 2 44 60 HIGH 20 7 6 Heating Overload 3 4 1 1 78 21 54 24 LOW 30 24 18 Low load 2 0 0 2 82 21 36 73 HIGH 15 20 70 4 poles are provided to this compressor The compressor frequency Hz measured with a clamp meter is 2 times of revolutions rps of the compressor 10 4 WIRING DIAGRAM 4 1 Indoor Unit RAV SM1100UT E RAV SM1400UT E CN34 RED ONION CN10A NIO V CNBON
76. may generate Be sure to set the heating part on the outdoor unit base at the fan room side or near it within 20cm from the outdoor unit base Enlarged Be careful that the cord heater does not hit the fan marked part Fix the cord heater without any loosening or sag As shown in the left figure drill a hole on the back cabinet for fixing the thermostat fixing plate Q5 hole at two positions When drilling a hole on the back cabinet be sure not to damage the cabinet Back cabinet Appendix 30 Appendix Photo Explanatory diagram Thermostat Thermostat Fuse fixing plate Fuse holder Cord heater Transparent cover side L side Close end connector insulation tape P shape clamp Procedure Perform end process and bundling of each cable Using fixing screws Self tapping screw type B 03 5 x 8mm fix the thermostat to the thermostat fixing plate Perform end process for various lead cables and connect them according to the wiring diagram Attach 250 Faston and UL approved sleeves each to the end of lead cables which are connected to the thermostat Using insulation tape apply protective measures to the connected parts by the close end connectors Using P shape clamp and the screws Self tapping screw type B 4 x 8mm fix the power cord to the thermostat fixing plate When the power cord size does not match with P shape clamp procure the most appropriate one at the local sit
77. mp Outer dia Strainer ZN Outdoor unit Outer dia B 45 1 PMV TS sensor joint UKV 25D22 7 Sensor gt E TD sensor D 1 Strainer ER 4 way valve STF 0213Z 24 i Muffler 08 Distributor ae FP1 3 flat fin 025 x L180 Accumulator Rotary 2500cc compressor DA220A2F 20L R410A 2 1kg Cooling Heating Pipe surface temperature Pressure Compressor MPa Discharge Indoor heat Outdoor heat revolutions per Indoor Indoor Outdoor temp conditions exchanger exchanger second rps fan DB WB C Pd Ps TD TS TC TE Indoor Outdoor Standard 3 3 0 9 88 8 38 92 HIGH 27 19 35 Cooling Overload 3 0 1 0 88 14 74 HIGH 32 24 43 Low load 1 0 0 8 30 8 27 LOW 18 15 5 Standard 2 5 0 6 90 50 86 HIGH 20 7 6 Heating Overload 3 3 1 1 83 54 52 LOW 30 24 18 Low load 1 8 0 2 80 29 100 HIGH 15 20 70 4 poles are provided to this compressor The compressor frequency Hz measured with a clamp meter is 2 times of revolutions rps of the compressor 9 RAV SM1400U T E RAV SM1400AT E Indoor unit TCJ sensor Strainer incorporated Outer diameter of refrigerant pipe Gas side Liquid side 9B Strainer 15 9mm 9 5mm Refrigerant pipe Refrigerant pipe 1 at gas side at
78. n the group Wait for completion of automatic address setup mode Required time Approx 5 minutes and then proceed to 03 The master unit of a group may change by setup of automatic address The line address indoor address of the replaced indoor unit are automatically set to the vacant addresses except addresses belonging to other indoor units which have not been replaced It is recommended to make a note that the refrigerant line which includes the corresponding indoor unit and that the corresponding indoor unit is master or sub in the group control 03 Writing of the setup contents to EEPROM The contents of EEPROM installed on the service P C board have been set up at shipment from the factory 1 9 Push and 2 buttons of the remote controller at the same time for 4 seconds or more 1 Corresponded with No in Remote controller In group operation control the master indoor unit No is displayed at the first time If the automatic address setup mode is interrupted in item 2 a 2 in the previous page the unit No 44 15 displayed In this time the item code DN Z is displayed The fan of the selected indoor unit operates and the flap starts swinging if any Every pushing button the indoor unit numbers in the group control are displayed successively 2 Specify the indoor unit No of which P C board has been replaced with a service P C board When the unit No 18 displayed this o
79. n with torque wrench 5 9 0 6Nm 2 Connect connectors earth lead wire indoor outdoor inter unit cable and remote controller cable which have been disconnected in the above item 1 as before 78 Remarks Bell mouth Turbo fan Part name Drain pan Procedure 1 Detachment 1 Perform works of items 1 of 1 of 1 of and 1 of 2 Remove clamps of the lead wires con nected to the following connectors of the control board CN34 Float switch Red CN68 Drain pump Blue CN101 TC sensor 2P Black CN102 TCJ sensor 2 Red CN333 Power supply of fan motor 5P White CN334 Position detection of fan motor 5P White NOTE Remove the connector by releasing locking of the housing 3 Remove screws fixing earth lead wire in the electric parts box 04 x 6 2 pcs 4 Remove indoor outdoor inter unit cable and remote controller cable of the termi nal block 5 Remove screws fixing the electric parts box x 10 5 pcs 6 Remove screws fixing the bell mouth x 10 6 pcs 7 Remove the drain cap and drain water accumulated in the drain pan NOTE 1 When removing the drain cap be sure to prepare a bucket to catch the drained water NOTE 2 Thermal insulator is adhered to the drain cap Be careful not to peel off the insulator If the insulator has been peeled adhere it with double face t
80. nd correct circuit cabling such as cabling to compressor Compressor error Replace Compressor error Replace Compressor error gt Replace NO Is not winding shorted Is resistance between windings 0 6 1 2W NO YES Is not winding opened NO Check IPDU board Defect gt Replace 17 error ne Check and correct circuit cables Check IPDU Defect Replace 44 206 error 18 error Are connections of NO TE TS sensor connectors of gt Correct connection of connector CN604 CN605 normal Are characteristics of TE TS sensor NO resistance values normal YES F04 error 19 error pn NR Refer to Characteristics 3 Replace TE and TS sensors 15 connection of TD sensor connector NO of CDB CN600 normal YES Correct connection of connector Are characteristics of TD sensor NO resistance value normal YES 208 error 1b error 5 Refer to Characteristics 4 gt Replace TD sensor Correct connection of connector 15 connection of TO sensor connector NO of CDB CN601 normal YES Are characteristics of TO sensor NO resistance value normal YES
81. ng down the suction grille while sliding two knobs of the suction grille inward 3 Remove a strap connecting the panel and the suction grille to remove the suction grille Attachment 1 Hang the suction grille to the panel 2 Attach the strap of the suction grille to the panel as before 3 Close the suction grille slide the knobs outward and then fix it Electric parts Detachment cover 1 Perform work of item 1 of CD 2 Remove screws fixing the electric parts cover 04 x 10 3 pcs 3 Remove the electric parts cover from the tentative hook and then open the cover Attachment 1 Close the electric parts cover and hang the cover hole to the tentative hook 2 Tighten the fixing screws 04 x 10 3 pcs 75 Part name Adjust corner cap Detachment Procedure 1 Perform work of item 1 of 2 Remove screws at 4 corners of the suction port 04 x 10 4 pcs 3 Push the knob outward and remove the adjust corner cap by sliding it Attachment 1 Mount the adjust corner cap by sliding it inward 2 Tighten screws at 4 corners of the suction port O4 x 10 4 pcs Ceiling panel 1 Detachment 1 Perform works of items 1 of 1 of and 1 of 2 Remove the flap connector CN33 White 5P connected to the control P C board and then remove the lead wire from the clamp NOTE Remove the connector by releasing locking of the housing 2 A
82. o 16 unit the high pressure switch at the inverter unit side operates nam UNIT UNIT Ltt TEMP CHECK TEMP CHECK 11 17 52 8 5 2 Check Code Table Error mode detected by indoor unit 1 Operation of diagnostic function Block display MODE TIMER lamp 5Hz flash Cause of operation The serial signal is not output from outdoor unit to indoor unit Miscabling of inter unit cables Defective serial sending circuit on outdoor P C board Defective serial receiving circuit on outdoor P C board Compressor case thermo operation Status of air conditioner Operation continues Condition Displayed when error is detected Judgment and measures 1 Outdoor unit does not completely operate Inter unit cable check correction of miscabling Outdoor P C board check P C board cables check Compressor case thermo check In normal operation When outdoor sending serial LED Green flashes the receiving serial LED Orange also flashes Indoor P C board Main P C board check When the receiving serial LED Orange does not flash Outdoor P C board check BUS communication circuit error BUS communication was interrupted over the specified time Operation continues According to remote controller of indoor unit Displayed when error is detected
83. oard Main PC from outside devices board Outside interlock input All stop Displayed when 1 Check outside devices Detected by input voltage level error is detected 5 Check indoor board Main from outside devices board Error mode detected by indoor unit 2 Operation of diagnostic function Status of air Judgment and measures conditioner Condition Cause of operation Serial return signal is not sent ON OFF Displayed when 1 Indoor unit does not completely operate from No 1 indoor unit to error is detected Check inter unit cable remote controller Check indoor PC board Main Sub boards Miscabling of inter unit cable between remote controller Check remote controller and indoor unit 2 In normal operation Miss setting of indoor unit No Check setting of indoor unit No Group address SW01 Sub PC board Check remote controller Bd Operation of diagnostic function Cause of operation Inverter over current protective circuit operates For a short time Status of air conditioner All stop Condition Displayed when error is detected Error mode detected by outdoor unit Judgment and measures Inverter immediately stops even if restarted Compressor rare short Check IPDU Cabling error Error on current detection circuit Current value is high at AC Side even while compressor stops
84. of items 1 of 1 of 1 of G 1 of M and 1 of 4 Remove screws fixing the pipe cover O4 x 8 2 pcs 5 Remove the heat exchanger by removing fixing band and fixing screws while holding the heat exchanger 24 x 8 3 pcs Attachment 1 Fix the parts heat exchanger fixing band pipe cover drain cap drain pan bell mouth and electric parts box successively to their original positions 2 Connect connectors earth lead wire indoor outdoor inter unit cable and remote controller cable which have been disconnected in the above item 1 as before 3 Connect the refrigerant pipe as before and then perform vacuuming Bd Remarks 1 1434 12 2 Outdoor Unit RAV SM1100AT E RAV SM1400AT E Part name Common procedure Procedure REQUIREMENT Before works put on gloves otherwise an injury may be caused by parts etc 1 Detachment 1 Stop operation of the air conditioner and turn off switch of the breaker 2 Remove the front panel ST1T 04 x 10 3 pcs After removing the screws remove the front panel while drawing it downward 3 Remove the power cable and the indoor outdoor connecting cable from cord clamp and terminal 4 Remove the roof plate ST1T O4 x 10 6 pcs 2 Attachment 1 Mount the roof plate ST1T x 10 6 pcs 2 Connect the power cable and the indoor outdoor connecting cable to terminal and then fix them with cord clamp
85. off the heating operation Thermo OFF is exchanged to cooling operation if Tsh exceeds 1 5 or more COOL OFF and COOL ON in the figure indicate an example When 10 minutes passed after thermostat had been turned off the cooling operation Thermo OFF is exchanged to heating operation if Tsc exceeds 1 5 or less 2 For the automatic capacity control after judgment of COOL HEAT refer to item 4 3 For the temperature correction of room temperature control in automatic heating operation refer to item 3 45 Room temperature control Outline of specifications 1 Adjustment range Remote controller setup tem perature C COOL DRY 18 to 29 18 to 30 Auto operation 18 to 29 17 to 27 Heating operation 18 to 29 16 to 30 Wired type Wireless type Only for 4 way air discharge cassette type 2 Using the item code 06 the setup temperature in heating operation can be compensated Setup data Setup temp compensation Setting at shipment Setup data 2 Remarks Shift of suction tempera ture in heating operation Automatic capacity control GA control 1 Based on the difference between Ta and Ts the operation frequency is instructed to the outdoor unit Air speed selection 1 Operation with HH H L or AUTO mode is performed by the command from the remote controller 2 When the air speed mode AUTO is selected
86. or judge it with the outdoor LED display 4 Coil heating is controlled by TD and TE sensor 5 For every model the power is turned off when TD is 30 C or more In trouble of sensor 18 Power ON condition 15 TD lt 30 C 1 No power ON No power ON Continuous ON L 12 Bleed ee Continuous Continuous L Continuous ON M TD sensor is read in once per 15 minutes 5 1100 SM1400 20W and equivalent 25W and equivalent 40W and equivalent 50W and equivalent NOTIFICATION It is not an abnormal phenomenon that electro noise may be heard while heating the coil 6 Short intermittent operation preventive control D The compressor may not stop for preventing the compressor for 3 to 10 minutes after start of the operation even if Thermo OFF signal has been received from the indoor This phenomenon is not abnormal Continuous operation time of the compressor differs according to the operating status If the equipment is stopped from the remote controller the operation does not continue 7 High pressure suppression TE control D This control suppresses that pressure becomes abnormally higher during cooling operation Q Stop the compressor under condition of TE 2 67 C and count 1 on the error count After 2 minutes 30 seconds passed if TE lt 67 C the compressor restarts and the error count is cleared when the operation continues for 10 minu
87. or fan motor Objective P C board Single phase RAV SM1100AT E RAV SM1400AT E CDB PC board Fan motor winding Motor position detection CN301 Fan motor winding Motor position detection 41 P19 error 08 error Is voltage applied NO to 4 way valve coil terminal in heating operation Is operation of NO 4 way valve normal YES NO Is flow of refrigerant by electron expansion valve normal Check 4 way valve Defect gt Replace Check and replace electron expansion valve Is circuit cable normal Check and correct circuit Are characteristics of TC sensor resistance value normal YES NO Refer to Characteristics 2 NO Replace TC sensor Check board Check board Defect Replace Check indoor board Defect gt Replace In cooling operation if high pressure is abnormally raised P19 error 08 error may be displayed In this case remove cause of pressure up and then check again referring to the item P04 error 21 error F02 error Od error Is connection of TC sensor connector NO Indoor P C board CN101 normal A NO Are characteristics of TC sensor resistance value normal Replace sengor Refer to Characteristics 2 Correct conne
88. ory Pushing 2 button returns the display to usual display Requirement Do not push button otherwise all the error histories of the indoor unit are deleted Group control operation Operation procedure 1 2 3 Returned to usual display In a group control operation of maximum 8 indoor units can be controlled by a remote controller The indoor unit connected with outdoor unit Individual Master of twin controls room temperature according to setting on the remote controller lt System example gt Remote controller 1 Display range on remote controller The setup range Operation mode Air volume select Setup temp of the indoor unit which was set to the master unit is reflected on the remote controller 2 Address setup Turn on power of the indoor unit to be controlled in a group within 3 minutes after setting of automatic address OUT Max 8 units If power of the indoor unit is not turned on within 3 minutes completion of automatic address setting the System is rebooted and the automatic address setting will be judged again 1 Connect 3 In Out cables surely 2 Check line address indoor address group address of the unit one by one 3 The unit No line indoor gout address which have been set once keep the present status as a rule if the unit No is not duplicated with one of another unit 65 10 2 Ne
89. ount the inverter assembly Mount the inverter assembly to the partition plate so that hooks of the heat sink cover do not come near the partition plate but also near the fan side 84 Remarks Inverter assembly Cycle P C board Hooks of heat sink cover 2 positions Inverter assembly Heat sink cover Cycle PC board Procedure 1 Perform the works in 1 of and 2 Remove connectors and lead wires which are connected from the cycle PC board to other parts 1 Connector CN800 Connection with IPDU board 5P Red CNO1 Connection with IPDU PC board 5P Red Note 1 CNO2 Indoor Outdoor connection terminal block 3P Black Note 1 CNO3 Connection with IPDU board SP White Note 1 CNO4 Connection with IPDU P C board 2P White Note 1 Note 1 Remove the connectors by releasing lock of the housing 3 Remove the supporting hooks at 4 corners to remove the cycle P C board 4 Mount a new cycle PC board 5 Lift up the hook upper left with the partition plate upward just removing 85 Remarks Cycle control P C board assembly board fixing hooks 4 positions IPDU PC board Procedure 1 Perform the works in and 2 Take off screws of the inverter assembly to separate the inverter assembly M4 x 8 4 pcs 3 Remove the connectors and the lead wires which a
90. pecifications Communication circuit Communication cable specifications Remote controller communication side Cable Neutral 2 cable type Cable type CVV JIS C3401 Controlling vinyl insulation vinyl seal cable VCTF JIS C3306 Vinyl cab tire round type cord JIS C3401 600V vinyl cab tire cable VVR JIS C3401 Vinyl insulation seal cable round type MVVS Cable with net shielding for instrumentation CPEVS Shielded polyethylene insulation vinyl seal cable Cable dia 0 5 to 2 0 mm Cable length Total cable length Max 500m Up to 400m when there is wireless remote controller in group Al NET side 10 2 6 Cable Connection Cable Neutral 2 cable type Cable type MVVS Cable with net shielding for instrumentation Cable dia 1 25 mm lt 500 2 0 mm lt 1 km Cable length lt Network cable connection gt Install a network adapter 1 group of the group control including single unit control Also install a network adapter to one of the indoor units in the group control Total cable length Up to 500m when using 1 25mm cable Up to 1000m when using 2 0mm cable Central control p remote controller Indoor unit Indoor Indoor Indoor unit Indoor unit unit Remote controller Connectable indoor units per group Up to 8 units 1 remote controller system n case of 2 remote controllers sys
91. peration heating fan operation lt In group twin triple operation the positions can be set up collectively or individually 2 Swing setup The swinging position can be moved in the following operation range All modes ie In group twin triple operation the swinging positions can be set up collectively or individu ally 3 When the unit stops or when a warning is output the flap automatically moves downward 4 While the heating operation is ready the flap automatically moves upward 49 Warning A check code is displayed on the remote controller and the indoor unit stops Excluding F08 and L31 Frequency fixed operation Test run Outline of specifications lt In case of wired remote controller gt 1 When pushing CHECK button for 4 seconds or more TEST is displayed on the display screen and the mode enters in Test run mode Push ON OFF button Using MODE button change the mode from COOL to HEAT Do not use other mode than COOL HEAT mode During test run operation the temperature cannot be adjusted An error is detected as usual A frequency fixed operation is performed After the test run push ON OFF button to stop the operation Display in the display part is same as the procedure in item 1 Push CHECK button to clear the test run mode TEST display in the display part disappears and the status returns
92. peration cannot be performed Using the set temperature buttons the item code DN can be moved up and down one by one 3 First set a type and capacity of the indoor unit Setting the type and capacity writes the data at shipment from the factory in EEPROM 1 Set the item code DN to As it is 2 Using the timer time buttons set up a type 4 For example 4 way air discharge cassette type is 0001 Refer to the attached table 3 Push amp button OK when the display goes on 5 4 Using the set temperature buttons set to the item code DN 5 Using the timer time buttons set the capacity For example 0012 for class 80 Refer to the attached table 6 Push amp button OK when the display goes on 7 Push 2 button to return the status to usual stop status 6 Approx 1 minute is required to start handling of the remote controller Next write the contents which have been set up at the local site such as the address setup in EEPROM Repeat the above procedure 1 and 2 Using the set temperature 1 buttons set 2 to the item code DN Setup of lighting time of filter sign The contents of the displayed setup data in this time should be agreed with the contents in the previous memorandum in C1 1 If data disagree change the displayed setup data to that in the previous memorandum by the timer time buttons and then push button OK wh
93. re connected from IPDU PC board to the other parts 1 Connector CNO4 Connection with cycle P C board SP White CNO5 Connection with cycle P C board 2P White Note 1 CNO6 Connection with cycle P C board 5P White CN13 Connection with cycle board 5P Red Note 1 CN600 Heat sink sensor 2P Black 2 Lead wire CNO1 Connection with power terminal block Red 02 Connection with power terminal block White CNO3 Connection with inverter box Black CNO9 Connection with compressor Red CN10 Connection with compressor White CN11 Connection with compressor Black Rectifier diode Redlead wire 2 White lead wire 2 2 Orange lead wire Top Brown lead wire Bottom Note 1 Remove the connectors by releasing lock of the housing 4 Remove the heat sink cover M4 x 8 2pcs 5 Take off two screws which fix the heat sink and IGBT and also take off support hooks of the P C board 5 positions to remove IPDU PC board 6 Mount a new IPDU PC board Note 2 The rectifier diode has polarity so be careful to and gt If 4 and are mistaken trouble is caused 86 Remarks Screw Screw IPDU board ts Heat sink cover B a Procedure 1 Perform the works in 1 of and 1 of 2 Take off flange nut fixing the fan
94. reinafter said EEPROM IC10 installed on the indoor P C board before replace ment the type and capacity code exclusive to the corresponding model have been stored at shipment from the factory and the important setup data such as system indoor group address set in AUTO MANUAL mode or setting of high ceiling selection have been stored at installation time Replace the service indoor board assembly according to the following procedure After replacement check the indoor unit address and also the cycle by a test run lt REPLACEMENT PROCEDURE gt CASE 1 Before replacement power of the indoor unit can be turned on and the setup data can be readout from the wired remote controller Read EEPROM data 1 ref P53 5 Replace service board 4 power 2 ref P53 5 Write the read data to EEPROM 3 ref P54 5 Power reset All indoor units in the group when group operation CASE 2 Before replacement the setup data can not be readout from the wired remote controller Replace service P C board 8 power ON 2 ref P53 5 Write the data such as high ceiling setup to EEPROM According to the customers information 3 5 Power reset All indoor units in the group when group operation 56 11 Readout of the setup data from EEPROM Data in EEPROM contents which have been changed at the local site are read out together with data in EEPROM set at shipment from the factory 1 Push and button
95. rge port 43 9 150 600 108 900 320 Refrigerant pipe connecting port 09 5 flare at liquid side Refrigerant pipe connecting port 015 9 flare at gas side gt SS 2 NS 625 222 227 22 LY 222 SSS 706 715 SS NS NS SS NS N N NS 350 N Mountig bolt hole Mountig bolt hole 012 17 long hole 012 x 17 U shape hole 12 e SS s Details of A legs Details of B legs 86 7 Space required for service 600 012 x 17 U shape holes S 32 45 08 010 anchor bolt SI nii port 5 150 s p o more i 1 150 Se distance up to wall 2 or mere Disenarge 2 012 x 17 long hole por For 28 010 anchor bolt 3 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 3 1 Indoor Unit Outdoor Unit RAV SM1100UT E RAV SM1100AT E Indoor unit Distributor TCJ sensor Strainer incorporated Outer diameter of refrigerant pipe Strainer Gas side OA Liquid side OB 54 33 i 15 9mm 9 5mm BE Refrigerant pipe Refrigerant pipe 1 1 at gas side at liquid side Outer dia OA Outer dia 50m Ball valve Packed valve 7 gt a
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97. s after power ON Q Did you return the cabling to the initial positions 3 Are connecting cables of indoor unit and remote controller correct 2 Troubleshooting procedure When a trouble occurred check the parts along with the following procedure Trouble Confirmation of check code display Check defective position and parts NOTE For cause of a trouble power conditions or malfunction erroneous diagnosis of microcomputer due to outer noise is considered except the items to be checked If there is any noise source change the cables of the remote controller to shield cables 29 lt Wireless remote controller type gt Only for 4 way air discharge cassette type models 1 Before troubleshooting 1 Required tools instruments and screwdrivers spanners radio cutting pliers nippers etc Tester thermometer pressure gauge etc 2 Confirmation points before check D The following operations are normal a Compressor does not operate s not 3 minutes delay 3 minutes after compressor OFF Does not thermostat turn off Does not timer operate during fan operation s not outside high temperature operation controlled in heating operation b Indoor fan does not rotate Does not cool air discharge preventive control work in heating operation 3 Outdoor fan does not rotate or air volume changes Does not high temperature release operation control work in heating operat
98. s of the remote controller at the same time for 4 seconds or more 1 Corresponded with No in Remote controller When group operation the master indoor unit address is displayed at the first time In this time the item code DN Z is displayed The fan of the selected indoor unit operates and the flap starts swinging if any 2 Every pushing button the indoor unit address in the group are displayed successively 2 Specify the indoor unit No to be replaced 3 Using the set temperature C D C73 buttons the item code DN can be moved up and down one by one 4 First change the item code DN from Z to 27 Setting of filter sign lighting time Make a note of the set data displayed in this time 5 Next change the item code DN using the set temperature C 4 2 C buttons Also make a note of the set data 6 Repeat item 5 and make a note of the important set data as shown in the later table Ex e 72 to SF are provided in the item code DN On the way of operation DN No may come out 7 After finishing making a note push button to return the status to usual stop status 6 Approx 1 minute is required to start handling of the remote controller Minimum requirements for item code Contents 1 Type and capacity of the indoor unit is necessary to set the revolutions Type frequency of the fan Indoor unit capacity 2 If Line Indoor Group addresses differ from those before replacement Line address the mode enters in automatic ad
99. t 213 operation SW Function setup SW Display LED Power circuit Outdoor unit Receive circuit sab 6 2 Control Specifications Outline of specifications Remarks When power 1 Distinction of outdoor units supply is reset When the power supply is reset the outdoors are distinguished and control is exchanged according to the distinguished result Setting of speed of the indoor fan setting whether to adjust air direction or not Only 4 way models Based on EEPROM data speed of the indoor fan or Air speed setting whether to adjust air direction or not is se Air direction adjustment lected Operation mode Based on the operation mode selecting command selection from the remote controller the operation mode is selected Remote controller command Outline of control STOP Air conditioner stops FAN Fan operation COOL Cooling operation DRY Dry operation HEAT Heating operation AUTO e COOL HEAT operation mode is automatically selected by Ta and Ts for operation Room temperature Setup temperature Setup temperature in cooling operation Tsc Setup temperature or Tsh 27 orm control temperature compensation 1 5 CO 1 5 COOL ON 1 Judge the selection of COOL HEAT mode as shown in the figure above When 10 minutes passed after thermostat had been turned
100. t 1 OFF to ON b Sensor cover Sensor P C board Adjust corner cap 60 10 1 2 Setup to Select Function lt Procedure gt Use this function while the indoor unit stops 1 QAO o Push and A buttons concurrently for 4 seconds or more The unit No displayed at the first time indicates the indoor unit address of the master unit in the group control In this time fan and flap of the selected indoor unit operate Every pushing Cw button the indoor unit numbers the group control are displayed successively In this time fan and flap of the selected indoor unit only operate Using the set temperature C 2 buttons set the item code DN Using the timer time buttons select the setup data Push amp button OK if display goes on To change the selected indoor unit proceed to 2 To change the item to be set proceed to Pushing gt button returns the status to usual stop status oo 5 2 lt Operation procedure gt 1 gt 2 gt 3 4 5 6 END gt 81 Filter sign lighting time Item No DN table Selection of function Description 150H 5000H Clogged sensor used None 2500H 10000H At shipment According to type Dirty state of filter Standard High degree of dirt Half of s
101. t operate after power has been turned on or for approx 3 minutes after operation has stopped 3 After a Test Run has finished push 2 button again and check that TEST on LC display has gone off To prevent a continuous test run operation 60 minutes timer release function is provided to this remote controller Wireless remote controller Option for 4 way air discharge cassette type 1 Turn off power of the unit Remove the adjuster attached with sensors from the ceiling panel For removing refer to the Installation manual attached to the ceiling panel Be careful to handle the adjuster because cables are connected to the sensor Remove the sensor cover from the adjuster 1 screw 2 Change ON of Bit 1 TEST of the sensor P C board switch S003 to OFF Mount the sensor cover and mount the adjuster with sensor to the ceiling panel Turn on power of the unit 3 Push button on the wireless remote controller and select COOL or HEAT operation mode using button All the display lamps of sensors on the wireless remote controller flash during Test Run Do not perform Test Run operation in other modes than HEAT COOL mode Detection of error is performed as usual 4 After Test Run operation push button to stop the operation 5 Turn off power of the unit Return Bit 1 of the sensor P C board switch 5003 to the original position ON OFF Mount the adjuster with sensors to the ceiling panel Bi
102. t up temp display sec tion CHECK switch 20 1 uw Ste foes wens 7 HIER Push for 0 5 seconds to display CHECK code Push for 3 seconds to reset indoor microprocessor DRY While indoor microprocessor is locked by ALL STOP alarm Push for 10 seconds to clear check data N AUTO HIGH MED LOW FIX HEAT AUTO MONITORISET ALLZONE ZONE UNIT CENTERLOCKED MODE FLTERRESET CHECK e ZONE SETENTER SELECT OFF amp TMERON SSFAN E H 600 RESET switch Push the switch the hole with pin The remote controller resets initialized All data is cleared 2 Reading of CHECK monitor display lt 7 segment display gt p M Hexadecimal nit tlh thi 111 notation 3 12 14 15 Decimal notation lt Display on CHECK monitor gt Unit line No Network address No MONITOR ZONE 17177 CENTER AUX TYPE STANDBY SET AL 001 UNIT FI OFF LOCKED TIMER No LI FILTER 1234567 8 910111213141516 TEMP CHECK 1 Duc De 2 I AUTO Example Check code detected at first There is no check data Check code detected at last lt CHECK data gt Example In No 1 unit first the interconnection wire bus communication line of indoor outdoor has failed Next the room temp sensor is defective For N
103. tandard time 0000 Standard Central control address No 1 unit Unfixed No 64 unit 0099 Unfixed Heating suction temp shift No shift 2 1 10 Up to recommendation 6 0002 2 C Floor type 0000 0 Cooling only Heat pump Cooling only No display of AUTO HEAT 0000 Shared for cooling heating Type Air discharge cassette 1 0001 Air discharge cassette 4 to 0037 According to model type Indoor unit capacity Unfixed 0001 to 0034 According to capacity type Line address No 1 unit 0030 No 30 unit 0099 Unfixed Indoor unit address No 1 unit 0064 No 64 unit 0099 Unfixed Group address Individual Sub of group 0001 Master of group 0099 Unfixed Flap type Adjustment of air direction No flap 4 way Swing only According to type Temp difference of automatic cooling heating mode selection COOL gt HEAT HEAT gt 0000 0 deg to 0010 10 deg For setup temperature reversal of COOL HEAT by Data value 2 Automatic reset of power failure 0000 None Reset Option Default Thermo output selection T10 0000 Indoor thermo ON Output of outdoor comp ON receiving Thermo ON Option Default Option Default Option Default Sensor selection Body TA sensor Remote controller sensor Body s
104. te without trouble when handling the fan with hands YES Are resistance values between phases at fan motor connector CN333 motor side of indoor P C board MCC 1402 correct 1 YES Is resistance value of fan motor connector CN333 at motor side of indoor P C board MCC 1402 correct 2 YES YES Check indoor P C board MCC 1402 Defect Replace models RAV SM1100UT E RAV SM1400UT E gt YES Correct connection of connector Is signal output of indoor fan motor position detection correct 3 NO Replace indoor fan motor NO Replace indoor fan motor 1 Are not coil windings between 1 Red lead and 3 White lead between 3 White lead and 5 Black lead between 5 Black lead and 1 Red lead opened or shorted For resistance see the following values SM1100 Approx 70 to 1000 SM1400 Approx 35 to 600 Is not earthed between cabinet and 1 3 5 gt 10MQ or more NO Replace indoor fan motor 2 Check resistance of fan motor position detection circuit Is not coil winding between 1 Yellow lead and 2 Pink lead opened or shorted Resistance Approx 5 to 20kQ NO Replace indoor fan motor 3 Check fan motor position detection signal Using a tester measure the voltage between CN334 1 and of indoor P C board MCC 1402
105. tem the connectable indoor units are up to 7 units 67 10 3 How to Set an Address Number When connecting indoor units to the central control remote controller by using a network adapter it is required to set up a network address No The network address No should be agreed with the line No of the central control remote controller When the unit was shipped from the factory the network address has been set to 1 The following two methods to set the network address are provided 1 How to set from the remote controller at indoor unit side This method is effective only when of set switch SWO01 on the network adapter P C board is turned off Procedure Set the network address while the unit stops Fig 1 1 Push gt buttons for 4 seconds or more In the group control the unit No 18 displayed and then all the indoor units in the group control are selected In this time fans of all the selected indoor units are turned on Fig 1 Keep status of display without pushing button 3 5 For the individual remote controller which is not included a group control the line address and the 1 5 92 7 indoor unit address displayed 5 a ec 2 9 2 Specify the item code 7 using the temperature Us setup
106. ters in automatic ad dress setup mode Check code is not displayed However if the above is detected during automatic address setup mode the check code may be displayed 09 error 46 error YES Set capacity data of indoor unit Is capacity of indoor unit unset code DN 11 Check indoor P C board MCC 1402 Defect Replace EX 7 L20 error 98 error Are cable connections to NO communication line X Y normal NO Is central controller 98 displayed gt Correct cable connection Check indoor board 15 indoor remote controller L20 displayed Are not multiple YES MCC 1402 or 1403 Defect gt Replace same central control network addresses connected Check central controller including network adapter Defect Replace L30 error B6 error gt Correct central control network address Check indoor board Are outside devices of connector CN80 connected YES 1402 or 1403 Defect gt Replace Do outside devices normally operate YES Check operation cause b7 error Central controller Check outside devices Defect gt Replace 15 group operation performed YES Check indoor board Is check code displayed on sub unit of main or sub remote controller YES Check corresponding indoor o
107. tes When TE gt 67 is detected again within 10 minutes 1 is added to the error count and restart is repeated If the error counts 10 are recognized it is determined as an error and restart is not performed Error code P04 is displayed After restarting the compressor continue controlling by using 70 to 90 of the control value of the current release control for minimum 30 minutes 8 Over current preventive control D This control function stops the compressor when over current preventive circuit has detected an abnormal current Q The compressor restarts with error count 1 after 2 minutes 30 seconds If the error counts 4 are recognized it is determined as an error and restart is not performed Error code H01 HO or P26 is displayed 26 9 Current release value shift control D This control function prevents troubles of the electron parts such as G Tr of inverter of compressor drive system and troubles of the compressor during cooling operation 2 This control function corrects the current release control value 11 in item 3 of 7 1 by Current release control 3 The value to be corrected is based upon the following control diagram and correction value table TO Corrected value SM1100 I1 x b SM1400 I1 x c I1 x d 10 Defrost control In heating operation defrost operation is performed when TE sensor temperature satisfi
108. the compressor be sure to check there is no error in the resistance value an the refrigerating cycle of each sensor after repair and then start the operation 2 Discharge temperature release control 1 This function controls the operation frequency that is lowers the operation frequency when the discharge temperature has not lower or the discharge temperature has rapidly risen during PMV control It subdi vides the frequency control up to a unit of 0 6Hz to stabilize the cycle 49 When the discharge temperature is detected C in an abnormal stop zone the unit stops the compressor and restarts after 2 minutes 30 seconds The error counter is cleared when it has continued the operation for 10 minutes a If the abnormal stop zone has been detected by 4 times without clearing of counter an b error is displayed Error stop P03 display with 4 times of error counts Frequency down The cause is considered as excessively little amount of refrigerant defective PMV or clogging of cycle Frequency holding Frequency slow up uM SM1100 As command is SM1400 3 Current release control The output frequency and the output voltage are controlled by AC current value detected by TO2 Frequency down on the outdoor P C board so that input current of the inverter does not exceed the specified value Objective SM1100 SM1400 model I1 value A
109. trol remote controller 2 As shown in the following table there is difference of LCD between main remote controller RBC AMT21 and the central control remote controller and also there are restriction and others of operation Item Contents Main remote controller Central control remote controller Cautions Air volume selection SPEED AUTO VOL SPEED Display of air speed selection differs In duct type Air speed becomes H and FIX Air speed selection in FAN mode SPEED When handling main remote controller AUTO is not displayed If AUTO is selected at center side AUTO is displayed on the main remote controller In this time the air speed becomes HH Air speed selection in DRY mode SPEED AUTO HH H L On the central remote controller only AUTO is displayed The display on the main remote controller changes to AUTO by changing the setup temperature louver and the air speed is automatically selected Air direction adjustment SWING and air direction adjustment LOUVER On the central remote controller only LOUVER is displayed It is displayed while flap is swinging and the setup operation of LOUVER becomes selection of swing ON OFF To set up the air direction use the main remote controller No display Manual operation for LOUVER In a model type without air direction adjustment Check button Test run
110. ttachment 1 Hang the tentative hook of the main body drain pan to the tentative hook of the ceiling panel 3 Remove screws fixing the ceiling panel M5 4 pcs 4 Push the tentative hook outward to remove the ceiling panel NOTE A panel has directional property so mount a panel with attention to the marks 2 Tighten fixing screws M5 4 pcs 3 Connect flap connector of the ceiling panel to connector CN33 White 5P on the control P C board 76 Remarks Push the tentative hook outward Part name Control board Procedure 1 Detachment 1 Perform works of items 1 of and 1 of 2 Remove connectors which are con nected from the control P C board to other parts CN33 Flap motor 5P White CN34 Float switch 3P Red CN41 Terminal block of remote controller 3P Blue CN68 Drain pump SP Blue CN67 Terminal block of power supply Black CN101 TC sensor 2P Black CN102 TCJ sensor 2P Red CN104 Room temperature sensor 2P Yellow CN333 Power supply of fan motor 5P White CN334 Position detection of fan motor 5P White NOTE Remove the connector by releasing locking of the housing 3 Unlock locking of the card edge spacer at 6 positions to remove the control P C board 2 Attachment 1 Fix the control P C board to the card edge spacer at 6 positions 2 Connect the conn
111. twork Adapter Model name TCB PCNT20E 10 2 1 Function A network adapter is an optional PC board to connect the indoor unit to Al net Central control remote controller 10 2 2 Microcomputer Block Diagram Central control remote controller Remote controller Indoor unit Optional communication P C board CNO2 Remote Indoor control controller P C board communication Terminal Terminal circuit block block Network Network address setup switch Communication units Total 64 units Communication distance 1km Setup contents 123456 x X X X No 1 unit Switch OFF E O X X 2 unit Switch OFF 63 unit MSB 64 unit Setup availability from Switch OFF Setup available from remote controller remote controller Switch ON Setup unavailable from remote controller 10 2 4 LED Display Specification LED No Function Go on Go off 001 Red Communication status Remote controller During communication No communication including communication error 002 Red Communication status Center During communication No communication including communication error 003 Red Operation status of air conditioner Running Stop 004 Red Air conditioner error Error Normal For positions of LED refer to board external view 66 10 2 5 Communication Cable S
112. ues 58 33 8 3 Error Mode Detected by LED on Outdoor Board lt SW800 LED display in bit 1 bit 2 bit 3 OFF gt When multiple errors are detected the latest error is displayed When LED display is Go on there is the main cause of trouble on the objective part of control at side and the unit stops When LED display is Flash there is the main cause of trouble on the objective part of control at IPDU side and the unit stops When case thermostat operates the communication is interrupted on the serial circuit continuing the case thermostat operation a serial communication error occurs because serial sending to the indoor unit is inter rupted Check code LED display D801 D802 D803 Yellow Yellow Yellow Type B TE sensor error TD sensor error TS sensor error TO sensor error Discharge temp error DC outdoor fan error Communication error side between IPDU Abnormal stop High pressure release operation EEPROM error Communication error between IPDU No abnormal stop G Tr short circuit protection Detection circuit error IPDU side Current sensor error Phase missing detection Comp lock error Comp breakdown O Goon Go off Flash BHz Check code gt gt
113. under condition that CN333 and CN334 are mounted and the power is turned on Rotate the fan slowly with hands and check the pin voltage swings between 0 to 5V voltage Between 4 and 5 5V 40 P22 error 1A error Are connections of CN301 CN303 and CN300 CN302 of P C board correct YES Does the fan rotate without trouble when handling the fan with hands under condition of removing CN301 CN303 and CN300 CN302 from P C board NO The status that the resistance values between leads below are 50 to 80W for 43W motor ICF 140 43 and 25 to 55W for 63W motor ICF 140 63 is normal Between 1 Red lead and 2 White lead Between 2 White lead and 3 Black lead Between 3 Black lead and 1 Red lead of motor winding of connector CN301 CN303 The status that there is 5k to 20kW resistance values between CD Yellow lead and 4 Pink lead of motor position detection of connector CN300 CN302 is normal CN300 CN302 CN301 CN303 Motor coil winding CN300 CN302 Motor position detection Normal fan motor Control or CDB P C board Control P C board or CDB P C board NOTE Defective fan motor However GND circuit error inside of the motor is rarely detected even if the above check is carried out When the circuit does not become normal even if P C board has been replaced replace outdo
114. utdoor units 38 MCC 1402 1403 Defect gt Replace P10 error Ob error NO 15 connection of float switch connector Correct connection of connector Indoor control P C board CH34 normal Does float switch operate YES Is circuit cabling normal YES Check and correct cabling wiring Check indoor board Y Does drain pump operate YES Is power of drain pump turned on Replace drain pump Check cabling Check drain pipe etc F10 error 0 error Is connection of TA sensor connector NO MCC 1402 or 1403 Defect Replace Check indoor P C board MCC 1402 or 1403 Defect Replace Correct connection of connector indoor P C board CN104 normal NO Are characteristics of TA sensor resistance value normal YES Refer to Characteristics 1 Check indoor P C board 1402 or 1403 Defect Replace Replace TA sensor P12 error 11 error Only for 4 way air discharge cassette type Turn off the power Are not there connections errors or disconnection on connectors CN333 and CN334 of indoor unit P C board MCC 1402 Remove connectors CN333 and CN334 of indoor unit P C board MCC 1402 Does the fan rota
115. ved from PMV 2 Attachment 1 Match the positioning extrusion of the coil surely to the concave part of PMV body and then fix it 88 Positioning extrusion PMV body PMV coil Concave part Part name Fan guard Procedure 1 Detachment 1 Perform the works 1 of and in 1 of REQUIREMENT To prevent damage on the products treat component on a corrugated paper cloth etc 2 Remove the air outlet cabinet and then put down it directing the fan guard side downward 3 Take off screws fixing the bell mouth ST1T 4 x 10 2 pcs 4 Remove the bell mouth 5 Take off screws fixing the fan guard ST1T 04 x 10 2 pcs 6 Remove hanging hook of the fan guard by pushing with a minus screwdriver 2 Attachment 1 Insert the extrusion at the upper side of the fan guard into the square hole of the air outlet cabinet and then insert the hanging hook Fix the hanging hooks 5 positions by pushing with hands REQUIREMENT Check that all the hanging hooks are fixed to the specified positions 2 After attachment fix it with screws ST1T 04 x 10 2 pcs 3 Mount the bell mouth by hanging hooks 3 positions at upper side of the bell mouth to the square holes of the air outlet cabinet 4 After attachment fix it with screws ST1T 04 x 10 2 pcs Caution in assembling bell mouth The size color of the bell mouth at upper side differs from that at lower side
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