Toshiba RAV-SM1103AT-E1 Service Manual Download Page 62

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Red

White

Black

Connector : White

Red

White

Black

Table Inspection of outdoor unit main parts

No.

Parts name

Compressor

(Model : DA422A3F-12M)

Outdoor fan motor

(Model : WDF-340-A100-1)

4-way valve coil

(Cooling/heating switching)

(Model : STF-H)

Checking procedure

Measure the resistance value of each winding by using the tester.

Position

Red – White

White – Black

Black – Red

Resistance value

0.476

Under 20°C

Measure the resistance value of each winding by using the tester.

Position

Red – White

White – Black

Black – Red

Resistance value

17.3 ± 1.7

Under 20°C

Measure the resistance value of each winding by using the tester.

Resistance value

1215.3 ± 121.5

Under 20°C

Summary of Contents for RAV-SM1103AT-E1

Page 1: ...R410A FILE NO A11 016 SERVICE MANUAL SPLIT TYPE OUTDOOR UNIT DIGITAL INVERTER RAV SM1103AT E1 RAV SM1403AT E1 PRINTED IN JAPAN Jan 2012 ToMo ...

Page 2: ... 1 Outdoor Unit Control 31 7 2 Outline of Main Controls 32 8 TROUBLESHOOTING 37 8 1 Summary of Troubleshooting 37 8 2 Troubleshooting 39 9 SETUP AT LOCAL SITE AND OTHERS 63 9 1 Calling of Error History 63 9 2 Group Control Operation 63 9 3 Outdoor Unit 65 9 4 Applicable Control of Outdoor Unit 72 10 ADDRESS SETUP 73 10 1 Address Setup Procedure 73 10 2 Address Setup Group Control 74 10 3 Remote Co...

Page 3: ...s who have been trained and is thus thoroughly acquainted with the knowledge related to this work The qualified installer who is allowed to work at heights has been trained in matters relating to working at heights with the air conditioners made by Toshiba Carrier Corporation or alternatively he or she has been instructed in such matters by an individual or individuals who have been trained and is...

Page 4: ...tems thoroughly in the following contents Indications Illustrated marks and keep them Explanation of indications Indication DANGER WARNING CAUTION Explanation Indicates contents assumed that an imminent danger causing a death or serious injury of the repair engineers and the third parties when an incorrect work has been executed Indicates possibilities assumed that a danger causing a death or seri...

Page 5: ...get burned when removing this panel CAUTION Do not touch the aluminum fins of the unit Doing so may result in injury CAUTION BURST HAZARD Open the service valves before the operation otherwise there might be the burst Description WARNING ELECTRICAL SHOCK HAZARD Disconnect all remote electric power supplies before servicing WARNING Moving parts Do not operate unit with grille removed Stop the unit ...

Page 6: ...arge the voltage before proceeding with the repair work For details on the short circuiting procedure refer to the Service Manual You may receive an electric shock if the voltage stored in the capacitors has not been sufficiently discharged Prohibition Place a Work in progress sign near the circuit breaker while the installation maintenance repair or removal work is being carried out There is a da...

Page 7: ...ing the repair or relocation work check that the ground wires are connected properly Be sure to connect earth wire Grounding work Incomplete grounding causes an electric shock Do not connect ground wires to gas pipes water pipes and lightning rods or ground wires for telephone wires Prohibition of modification Do not modify the products Do not also disassemble or modify the parts It may cause a fi...

Page 8: ... such as breakage or injury is caused Assembly Cabling After repair work surely assemble the disassembled parts and connect and lead the removed wires as before Perform the work so that the cabinet or panel does not catch the inner wires If incorrect assembly or incorrect wire connection was done a disaster such as a leak or fire is caused at user s side Insulator check After the work has finished...

Page 9: ...oling check When the service panel of the outdoor unit is to be opened in order for the compressor or the area around this part to be repaired immediately after the air conditioner has been shut down set the circuit breaker to the OFF position and then wait at least 10 minutes before opening the service panel If you fail to heed this warning you will run the risk of burning yourself because the co...

Page 10: ... Ltd Porsham Close Belliver Industrial Estate PLYMOUTH Devon PL6 7DB United Kingdom Hereby declares that the machinery described below Generic Denomination Air Conditioner Model type RAV SM1103AT E1 RAV SM1403AT E1 Commercial name Digital Inverter Series Air Conditioner Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transposing into national law Co...

Page 11: ... others do not mix in because pipes are affected by impurities such as water oxide scales oil etc Use the clean pipes Be sure to brazing with flowing nitrogen gas Never use gas other than nitrogen gas 4 For the earth protection use a vacuum pump for air purge 5 R410A refrigerant is azeotropic mixture type refrigerant Therefore use liquid type to charge the refrigerant If using gas for charging com...

Page 12: ...ng of flare nut Evacuating refrigerant charge run check etc Vacuum evacuating Refrigerant charge Refrigerant charge Gas leakage check R410A air conditioner installation Existence of Whether conventional new equipment for R410A equipment can be used Yes Note Yes Note Yes No Yes No Yes No Yes Yes Yes No Yes No Conventional air conditioner installation Whether conventional equipment can be used Yes N...

Page 13: ...tor W Connecting Gas side mm pipe Liquid side mm Sound pressure level Cooling Heating dB A Sound power level Cooling Heating dB A Outside air temperature Cooling C Outside air temperature Heating C SM1103AT E1 SM1403AT E1 1 phase 230V 220 240V 50Hz Power exclusive to outdoor is required Hermetic compressor 2 5 3 0 4 4 2 8 2 8 Pulse motor valve 7 5 7 5 50 50 40g m 40g m 31m to 50m 31m to 50m 30 30 ...

Page 14: ... RAV SM1103AT E RAV SM1103AT E1 RAV SM1103AT E1 50 55 60 65 70 75 80 85 90 95 100 105 32 33 34 35 36 37 38 39 40 41 42 43 Outdoor temp C Capacity ratio 0 10 20 30 40 50 60 70 80 90 100 110 120 14 12 10 8 6 4 2 0 2 4 6 8 10 Outdoor temp C Capacity ratio Conditions Indoor DB20 C Indoor air flow High Pipe length 7 5m Conditions Indoor DB27 C WB19 C Indoor air flow High Pipe length 7 5m Cooling Heatin...

Page 15: ...necting port Flare at liquid side Ø9 5 Refrigerant pipe connecting port Flare at gas side Ø15 9 Discharge guide mounting hole 4 Ø4 Embossing 1 1 2 2 795 89 165 60 80 25 60 90 320 28 400 161 58 46 25 50 27 Space required for service 365 600 2 Ø12 17 U shape holes For Ø8 Ø10 Anchor bolt Suction port Discharge port Discharge port Minimum distance up to wall 2 Ø12 17 long hole For Ø8 Ø10 Anchor bolt 5...

Page 16: ...0E2 Simultaneous Twin Inner diameter Ø C Inner diameter Ø D Inner diameter Ø D A B Model RBC TWP30E2 Liquid side Gas side TWP50E2 Liquid side Gas side A B C D 36 14 Ø9 5 Ø6 4 43 23 Ø15 9 Ø12 7 34 14 Ø9 5 Ø9 5 44 21 Ø15 9 Ø15 9 ...

Page 17: ...4 way valve STF H0218 Ø25 L210 Ø25 L180 Rotary compressor DA422A3F 12M Accumulator 2500cc Heat exchanger Outer side Ø8 2 rows 20 steps FP1 3 flat fin Inner side Ø9 52 row 30 steps FP1 5 flat fin R410A 2 8kg Cooling Heating Muffler Refrigerant pipe at gas side Ø15 9 Refrigerant pipe at liquid side Ø9 5 PMV Pulse Motor Valve UKV 25D22 Height difference Section shape of heat insulator Outer diameter ...

Page 18: ...ating Standard 2 80 0 61 28 6 6 2 80 0 46 7 1 48 HIGH 20 7 6 Overload 3 43 1 08 35 0 11 0 82 14 55 12 13 24 LOW 30 24 18 Low load 2 20 0 25 22 4 2 6 76 19 36 16 16 55 HIGH 15 10 70 3 52 0 85 35 9 8 7 87 8 9 57 39 54 HIGH 27 19 35 3 78 1 12 38 6 11 4 84 15 17 59 47 45 HIGH 32 24 43 1 51 0 71 15 4 7 2 40 7 3 23 23 30 LOW 18 15 5 5 2 88 0 60 29 4 6 1 85 1 47 6 1 61 HIGH 20 7 6 3 41 1 08 34 8 11 0 81 ...

Page 19: ... 19 4 WIRING DIAGRAM ...

Page 20: ...ACB 4UB83W UKV A039 MCC 1630 GDT 250V25A 50T P 063HF SCT3 15A DA38 362MT or DA38 302MT D25XB60 LLQ2G761KHUATF or ECST401LIN761KA58 DW12D1 G5NB or DQ12D1 or RPG 12 SWT 91 50T100H Output 100W 6mH 18 5A AC230V OFF 4 15MPa DC12V 1Ø AC220V 230V 240V 10 50 60HZ AC250V 25A AC250V 6 3A AC250V 3 15A Discharge voltage 3600V Discharge voltage 3000V DC600V 25A DC400V 760μF AC250V 20A x 2 AC250V 3A AC250V 5A A...

Page 21: ...le may become abnormally high so that a rupture or personal injury may be caused 5 After completion of installation work check to make sure that there is no refrigeration gas leakage If the refrigerant gas leaks into the room coming into contact with fire in the fan driven heater space heater etc a poisonous gas may occur 6 When an air conditioning system charged with a large volume of refrigerant...

Page 22: ...be taken to ensure that water or dust does not enter the pipe interior that no other oil other than lubricating oils used in the installed air conditioner is used and that refrigerant does not leak When using lubricating oils in the piping processing use such lubricating oils whose water content has been removed When stored be sure to seal the container with an airtight cap or any other cover 1 Fl...

Page 23: ... 0 8 0 8 1 0 1 0 Dimension mm A B C D 9 1 9 2 6 5 13 13 0 13 5 9 7 20 16 2 16 0 12 9 20 19 4 19 0 16 0 23 23 3 24 0 19 2 34 Flare nut width mm 17 22 24 27 36 Nominal diameter 1 4 3 8 1 2 5 8 3 4 Outer diameter mm 6 4 9 5 12 7 15 9 19 1 Thickness mm 0 8 0 8 0 8 1 0 1 2 Dimension mm A B C D 9 1 9 2 6 5 13 13 2 13 5 9 7 20 16 6 16 0 12 9 23 19 7 19 0 16 0 25 24 0 19 2 28 Flare nut width mm 17 22 26 2...

Page 24: ...rack and may be made non removable When choosing the tightening torque comply with values designated by manufacturers Table 6 2 6 shows reference values NOTE When applying oil to the flare surface be sure to use oil designated by the manufacturer If any other oil is used the lubricating oils may deteriorate and cause the compressor to burn out Table 6 2 6 Tightening torque of flare for R410A Refer...

Page 25: ...nt in the cycle When the compound gauge s pointer has indicated 0 1 Mpa 76 cmHg place the handle Low in the fully closed position and turn off the vacuum pump s power switch Keep the status as it is for 1 to 2 minutes and ensure that the compound gauge s pointer does not return Set the refrigerant cylinder to the electronic balance connect the connecting hose to the cylinder and the connecting por...

Page 26: ...oy mainly composed of silver and copper It is used to join iron copper or copper alloy and is relatively expensive though it excels in solderability 2 Phosphor bronze brazing filler Phosphor bronze brazing filler is generally used to join copper or copper alloy 3 Low temperature brazing filler Low temperature brazing filler is generally called solder and is an alloy of tin and lead Since it is wea...

Page 27: ...efore use a flux which does not contain chlorine 3 When adding water to the flux use water which does not contain chlorine e g distilled water or ion exchange water 4 Remove the flux after brazing 6 5 3 Brazing As brazing work requires sophisticated techniques experiences based upon a theoretical knowledge it must be performed by a person qualified In order to prevent the oxide film from occurring...

Page 28: ...is possibility that copper green rust generated 6 Check the oil when the existing air conditioner was removed after refrigerant had been recovered In this case if the oil is judged as clearly different compared with normal oil The refrigerator oil is copper rust green There is possibility that moisture is mixed with the oil and rust generates inside of the pipe There is discolored oil a large quan...

Page 29: ... remains inside of the pipe Note In case of twin also be sure to flash the branching pipe Connect the indoor outdoor units to the existing pipe Use a flare nut attached to the main unit for the indoor outdoor units Do not use the flare nut of the existing pipe Re machine the flare machining size to size for R410A Airtight test Vacuum dry Refrigerant charge Gas leak check Nitrogen gas pressure 0 5 ...

Page 30: ...n process it to a flare Blow nitrogen gas or use an appropriate means to keep the inside of the pipe clean If discolored oil or much residue is discharged wash the pipe Check welds if any on the pipe for gas leak When the pipe corresponds to any of the following do not use it Install a new pipe instead The pipe has been open disconnected from indoor unit or outdoor unit for a long period The pipe ...

Page 31: ...CN601 White TO CN602 Yellow TE CN603 White TS CN604 White TL CN605 White Optional P C board Connection connector CN806 PMVconnector CN701 White Fan motor output CN300 White Electrolyte capacitor Reactor lead wire White P26 P27 Reactor lead wire Gray P28 P29 Lead wire for grounding P25 Black Power protection fuse F20 250V 25A Case thermo connector CN500 Blue 4 way valve connector CN700 Yellow Indoo...

Page 32: ...or 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 When the discharge temperature did not fall or the discharge temperature rapidly went up by PMV control this control lowers the operation frequency It subdivides the frequency control up to 0 6Hz to stabilize the...

Page 33: ...cy An outdoor fan is con trolled at 1 tap interval of DC fan control 2 At the start time the fan is fixed for 60 seconds only with the maximum fan tap corresponded to the zone in the following table but it is controlled with TL sensor temperature after then 1 tap 20 sec Up to the maximum rotational frequency of each zone Temp range SM110 MIN 38 C TO 29 C TO 38 C 15 C TO 29 C 5 C TO 15 C 0 C TO 5 C...

Page 34: ...Under 36 0 Hz Over 36 0 under 55 8 Hz Over 55 8 Hz TO error WF WF WF 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 stagnation 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 ...

Page 35: ...ing of high pressure by TL sensor in cooling operation and TC sensor in heating operation 2 When TL sensor in cooling operation or TC sensor in heating operation detects abnormal temperature of the stop zone stop the compressor and the error count becomes 1 3 When the compressor stopped with 2 the operation restarts from the point of the normal operation zone e point or lower where it returned aft...

Page 36: ... compressor operation status with TE 13 C are added by d times SM110 SM140 a 55 b 39 c 29 d 90 11 High pressure switch 1 When the high pressure switch operates the operation of the compressor is terminated 2 The compressor restarts after 5 minutes using 1 as an error count After restart the error count is cleared when operation continues for 10 minutes or more 3 An error is confirmed with the erro...

Page 37: ...in heating operation Does not outside low temperature operation control work in cooling operation Is not defrost operation performed 4 ON OFF operation cannot be performed from remote controller Is not the control operation performed from outside remote side Is 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 operat...

Page 38: ...Is not forced operation performed Is not the control operation performed from outside remote side Is not automatic address being set up Is not being carried out a test run by operation of the outdoor controller a Did you return the cabling to the initial positions b Are connecting cables between indoor unit and receiving unit correct 2 Troubleshooting procedure When the power is turned on at the f...

Page 39: ...g unit Miswiring or wire connection error Sending error Communication stop between receiving unit and indoor unit Duplicated indoor unit No Setup error Duplicated header units of remote controller Communication error between CPUs on indoor unit P C board Wire connection error between indoor units Indoor power OFF Communication stop between indoor master and follower or between main and sub indoor ...

Page 40: ...12 F13 F15 F29 F31 H01 H02 H03 L03 L07 L08 L09 L10 L20 L30 Cause of trouble occurrence Heat exchanger sensor TCJ error Heat exchanger sensor TC error Indoor unit sensor error Heat exchanger sensor TA error Discharge temp sensor TD error Temp sensor TE error Temp sensor TL error Temp sensor TO error Sensor error of outdoor unit 1 Temp sensor TS error Temp sensor TH error Temp Sensor miswiring TE TS...

Page 41: ...ter sign time Indoor discharge temperature 1 4 way only Unit C C C C rpm 100h 1h C Outdoor unit data CODE No 60 61 62 63 65 6A 6D 70 72 73 F1 Data name Outdoor heat exchanger Coil temperature TE Outside temperature TO Compressor discharge temperature TD Compressor suction temperature TS Heat sink temperature TH Operation current 1 10 Outdoor heat exchanger Coil temperature TL Compressor operation ...

Page 42: ...or Explanation of error contents Open Short of discharge temp sensor was detected Open Short of heat exchanger temp sensor was detected Miswiring between TE sensor and TS sensor Open Short of outside temp sensor was detected Open Short of heat exchanger temp sensor was detected Open Short of suction temp sensor was detected Open Short of heat sink temp sensor Board installed was detected Misconnec...

Page 43: ...iple communication adapters Detection Indoor Indoor Indoor Indoor Indoor Indoor Indoor Indoor Network adapter Network Network adapter Network adapter Explanation of error contents t of heat e Open Shor Indoor AC fan error was detected Fan thermal relay worked Float switch worked as detected war E03 L07 L03 L08 warning Sub remote controller error in a group Details of remote controller are display ...

Page 44: ...ayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Judgment and measures 1 Check cables of remote controller and communication adapters Remote controller LCD display OFF Disconnection Central remote controller 97 check code s s Inter unit wire check correction of miswiring Check outdoor P C...

Page 45: ...or start up Statusof air conditioner Stop Stop Stop Stop Stop Continue Stop Stop Stop Stop Stop Stop Stop Stop Condition Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when error is detected Displayed when ...

Page 46: ...or P C board AC current detection circuit 1 Check refrigerating cycle Gas leak 2 Trouble of electronic expansion valve 3 Check discharge temp sensor TD 1 Check service valves are fully opened Gas side Liquid side 2 Check of outdoor fan operation 3 Check motor error of outdoor fan 4 Check clogging of outdoor PMV 5 Check clogging of heat exchanger in indoor outdoor units 6 Short circuit status of su...

Page 47: ...ntroller side Status of air conditioner Stop Stop Automatic reset If center exists operation continues Stop Automatic reset If center exists operation continues Stop Sub unit continues operation Stop Automatic reset Continues By remote controller Continuation Stop According to each case Condition Displayed when error is detected Displayed when error is detected Displayed when error is detected Dis...

Page 48: ...e LED display D800 Yellow D801 Yellow D802 Yellow D803 Yellow D804 Yellow D805 Green Wired remote controller Indoor unit before 3 series Indoor unit after 4 series EEPROM error Compressor breakdown Compressor lock Model unset Discharge temp error High pressure SW error Current detection circuit error Others No fixation High pressure protective operation ON OFF Rapid flash 5 times sec F06 F06 F08 F...

Page 49: ...t present Display of the latest error The latest error is displayed by the following action As the memory is kept it is confirmed even after the power supply was turned off once Except outside air temp sensor TO error 1 Check D800 to D804 are turned off or rapid flashing and D805 is turned on When D800 to D804 are slowly flashing or D805 flashes push and hold SW800 and SW801 for 5 seconds or more ...

Page 50: ...door outdoor control wires 1 2 3 normal Are wiring of terminal blocks 1 2 3 normal YES YES YES NO NO NO Check crushed or broken pipe Defect Correct and Replace Correct defective position Replace defective part Open valve fully Repair defectives position Recharge refrigerant Check outdoor P C board Defect Replace Correct connector Case thermostat error Replace Is valve fully opened Is PMV normal Is...

Page 51: ...r temp sensor TL error Refer to F07 column Suction temp sensor TS error Refer to F12 column Miswiring of heat exchanger sensor TE TS Refer to F15 column Heat exchanger temp sensor TL error z z z z z z z z z z z z z z z Is CN603 connection normal Is resistance value of TE sensor normal Correct connector Sensor error Replace Check outdoor P C board Defect Replace YES NO Is CN605 connection normal Is...

Page 52: ...ion normal Is resistance value of TO sensor normal YES NO Correct connector Sensor error Replace Check outdoor P C board Defect Replace Is CN604 connection normal Is resistance value of TS sensor normal YES NO Check outdoor P C board Defect Replace Check outdoor P C board Defect Replace Correct connector Sensor error Replace Correct connector Sensor error Replace Correct sensor mounting Is mountin...

Page 53: ...e normal AC198 to 264V Is wire connection normal Compressor lead P C board side Compressor side Reactor lead Power supply lead YES YES YES NO NO NO Check wire connection and correct it Correct power supply line Is compressor normal Is there no refrigerant stagnation Does PMV normally operate Is power supply voltage normal AC198 to 264V Is wire connection normal Compressor lead P C board side Compr...

Page 54: ...ccording to the explanation sheet packaged with the service P C board Check outdoor P C board Defect Replace Correct connector Sensor error Replace Correct and clear the cause Repair defective position Replace defective part Repair defective position Recharge refrigerant Is it not abnormal overload Is PMV normal Is CN601 connection normal Is resistance value of TD sensor normal Is there no gas lea...

Page 55: ... supply and then do a test operation according to the season Is there any element which blocks heat exchanger of the outdoor unit Clogging of heat exchanger Short circuit Parts check Defective Replace Elimination of blocking element Check outdoor PC board Defective Replace Wiring check Correct Open service valve fully Repair defective position Overcharge of refrigerant Clogging Pipe breakage Abnor...

Page 56: ...ircuit YES YES NO NO Apply radiation grease to objective part Retightening of screws Is not the ventilation flue of the heat sink blocked Is not the fan blocked Short circuit etc Is there no loosening of screws of motor drive element of outdoor P C board IC200 Did not forget to apply radiation grease to rear side of IC200 Open valve fully Correct and replace piping Correct connector Sensor error R...

Page 57: ...CN603 TS sensor CN604 NO YES YES NO YES Are TC sensor and TCJ sensor normal Check and replace of PMV Replace TE sensor Replace TS sensor Replace coil of 4 way valve Replace TC sensor Replace TCJ sensor Is power supply to 4 way valve coil normal Is power supply to 4 way valve coil in heating Check outdoor P C board Check indoor P C board Defect Replace Check 4 way valve Defective Replace Checkoutdo...

Page 58: ...TL sensor Measurement of resistance value Are resistance values of indoor TC and TCJ sensors normal Replace sensor Check the same items as P22 error Check overcharge of refrigerant clogging of cycle broken pipe abnormal overload etc Defect Correct defective position Check overcharge of refrigerant clogging of cycle broken pipe abnormal overload etc Defect Correct defective position Eliminate inter...

Page 59: ...ition where D805 flashes rapidly 5 Push and hold SW801 for 5 seconds or more In the result D804 changes to slow flashing D805 changes to lighting and the fan rotates 6 The fan stops when pushing long SW800 and SW801 for 5 seconds or more simultaneously or when 2 minutes passed If an unknown point generated on the way of the operation push and hold SW800 and SW801 for 5 seconds or more simultaneous...

Page 60: ...isplay of outdoor LED outputs the unit automatically restarts and error is not determined A code may not appear when an open phase shortage coming out of wires or power relay trouble occurred Correct wiring Replace outdoor P C board NO NO The same error does not occur in operation without compressor lead Check compressor Rear short etc Defect Replace Is there no problem on connection of compressor...

Page 61: ...ndard value Maximum value 32 33 33 80 35 30 19 63 20 35 21 09 12 23 12 59 12 95 9 75 10 00 10 25 7 764 7 990 8 218 5 013 5 192 5 375 3 312 3 451 3 594 2 236 2 343 2 454 1 540 1 623 1 709 1 082 1 146 1 213 0 7740 0 8237 0 8761 0 5634 0 6023 0 6434 Temperature C 0 10 20 25 30 40 50 60 70 80 90 100 Resistance value kΩ Ω Ω Ω Ω Minimum value Standard value Maximum value 150 5 161 3 172 7 92 76 99 05 10...

Page 62: ...g Model STF H Checking procedure Measure the resistance value of each winding by using the tester Position Red White White Black Black Red Resistance value 0 476 Ω Under 20 C Measure the resistance value of each winding by using the tester Position Red White White Black Black Red Resistance value 17 3 1 7 Ω Under 20 C Measure the resistance value of each winding by using the tester Resistance valu...

Page 63: ...T TIME TIMER SET TEST FILTER L L RESET TEMP CL FAN SAVE A A SWING FIX VENT MODE ON OFF UNIT LOUVER T 9 1 Calling of Error History Contents The error contents in the past can be called Procedure 1 Push SET TEST buttons simultaneously for 4 seconds or more to call the service check mode Service Check goes on the CODE No 01 01 01 01 01 is displayed and then the content of the latest alarm is displaye...

Page 64: ...roller Remote controller operation is available Approx 50 seconds after power ON Regular communication between indoor units Every 30 seconds Master Follower Regular communication on the identical pipe every 30 seconds Twin Master Follower When the above status changes immediately communicates Repetition The unit without power feed waits entirely Waiting status is released by system start Reboot wh...

Page 65: ... a switch is mounted for refrigerant recovery operation pump down by the outdoor unit so that this Model can easily react to the environment when it will be reinstalled or scrapped Operating method 1 Set fan operation to the indoor unit 2 Check LED display is the initial status If it is not so set the initial status 3 Push and hold SW800 for 5 seconds or more and then check D804 flashes slowly 4 P...

Page 66: ...ld SW800 for 5 seconds or more D804 changes to slow flashing 3 Push SW800 several times and then stop it at the point where LED display D800 to D804 to be checked If the setting became valid D804 and D805 flash rapidly When the setup was invalid D804 flashes rapidly and D805 goes off 4 Push SW800 and SW801 for 5 seconds or more simultaneously to return LED display to the initial status D800 D801 D...

Page 67: ...nd then check D804 flashes slowly 5 Push and hold SW800 and SW801 simultaneously to return the LED display to the initial status 2 Cooling only setting By changing setting of the jumper line the setting can be changed to a cooling only air conditioner D800 D801 D802 D803 D804 D805 ON OFF Rapid flashing 5 times second LED display to return the setting at shipment from the factory Function Setting p...

Page 68: ...yed D800 D801 D802 D803 D804 D805 Current display The current value which flows to the outdoor unit is displayed D800 D801 D802 D803 D804 D805 Compressor operation frequency display The operation frequency of the compressor is displayed D800 D801 D802 D803 D804 D805 PMV opening display The opening of PMV Electronic expansion valve is displayed D800 D801 D802 D803 D804 D805 Indoor suction temperatu...

Page 69: ...rror High pressure SW error Current detection circuit error Power supply error Heat sink overheat error Gas leak detection 4 way valve reversal error High pressure protective operation Fan system error Driving element short circuit Position detection circuit error Others No determination F04 F06 F06 F08 F06 L29 F06 L29 H01 H02 L29 P03 P04 H03 P04 L29 L29 L29 P04 P22 P26 P29 L31 F04 F06 F07 F08 F12...

Page 70: ...ss 25 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 or more Sensor error 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 or more 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130 135 140 145 150 155 or more 0 19 20 39 40 59 60 79 80 99 100 119 120 139 140 159 160 179 180 199 200 219...

Page 71: ...l returns to normal operation after 2 minutes Refer Note 1 D800 D801 D802 D803 D804 PMV middle opening operation Open PMV Electronic expansion valve to middle position 250 pulses Execute the following item 6 or the control returns to normal operation after 2 minutes Refer Note 1 D800 D801 D802 D803 D804 Indoor heating trial operation command Carry out a trial heating operation The operation return...

Page 72: ...ponds to the temporary peak cut The capacity save is switched to 3 stages 75 50 and operation stop 2 Night operation Sound reduction Input a timer on the market Arranged at site The capacity is lowered regardless of load and the operation noise is reduced until 45dB However the normal control is carried out if the outside temperature TO sensor value is 40 C or more 3 Compressor operation output Wh...

Page 73: ... 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 When the following addresses are not stored in...

Page 74: ...ervice data Header unit Representative unit Master Twin This unit communicates with the indoor unit follower which serial communicates with the outdoor units and sends receives signal Command from compressor to from the outdoor units as the representative of the cycle control in the indoor units of the identical line ad dress within the minimum unit which configures one of the refrigerating cycles...

Page 75: ...data thermo status of the follower Without identical line address indoor outdoor serial and then finally controls the outdoor compressor matching with its own thermo status The header unit sends this command information to the follower unit Follower unit The follower unit receives the indoor unit data from the header With identical line address indoor outdoor serial and then performs the thermo op...

Page 76: ...thout twin Only turning on source power supply Automatic completion 3 Multiple groups operation 1 Single 2 Twin 2 1 Single Twin 1 1 1 2 2 1 Sub Header 1 1 Sub Header 3 1 Master Header 8 1 Sub Header 2 1 Sub Header 1 1 Sub Header 2 3 Master Follower 1 1 Individual Master Header Max 8 units 1 2 Master Header 1 1 1 2 1 1 Sub Follower Change is necessary Manually change addresses of the multiple follo...

Page 77: ...ote controller wiring Indoor side Indoor Outdoor connecting wires Outdoor side A B 1 1 L N 2 2 3 3 Power supply Remote controller Remote controller wiring Indoor side Indoor Outdoor connecting wires Outdoor side Example of 2 lines cabling Real line Cabling Broken line Refrigerant pipe For the above example perform setting by connecting singly the wired remote controller without remote controller i...

Page 78: ... Master unit and 0002 0002 0002 0002 0002 to sub unit 10 Push SET button OK when display goes on 11 Push TEST button Setup completes The status returns to the usual stop status 10 5 Confirmation of Indoor Unit No Position 1 To know the indoor unit addresses though position of the indoor unit body is recognized In case of individual operation Wired remote controller indoor unit 1 1 Follow to the pr...

Page 79: ...c on coating of the outdoor units Repair the defective position or apply the rust resisting paint if necessary If an indoor unit operates for approx 8 hours or more per day usually it is necessary to clean the indoor outdoor units once three months at least These cleaning and maintenance should be carried out by a qualified dealer Although the customer has to pay the charge for the maintenance the...

Page 80: ... secures the P C board These screws are to be reused after procedure 4 Remove the P C board from the BOX 2 Setting the jumper wires Modelswitching J800 to J804 J806 Since this service P C board is available for several models cut the jumper wires according to the following table If they are not cut correctly an error code L10 or E04 h appears on the remote controller and the operation of the air c...

Page 81: ...service compressor Leakage check Vacuuming Charge the refrigerant END Turn off the leakage breaker NO Open PMV forcedly and then recover refrigerant using a refrigerant recovery unit Never recover the refrigerant to the outdoor unit For the refrigerant recovery work during reinstallation of repair work be sure to use the refrigerant recovery unit Recovery of refrigerant to the outdoor unit is unav...

Page 82: ...nect the connecting cables and power cord from the terminals and cord clamp 5 Remove the roof plate M4 Hexagon x 10 6 pcs 2 Attachment 1 Attach the roof plate M4 Hexagon x 10 6 pcs 2 Connect the connecting cable and power cord at the terminal and fix them with cord clamp 3 Attach the cover of the terminal block M4 x 8 2 pcs CAUTION Using bundling band sold at a market be sure to fix the power cabl...

Page 83: ...ischarge port cabinet on the end plate of the heat exchanger and then fix it with screw M4 x 8 1 pc 2 Attach the removed screws to the original positions 1 Perform work of item 1 of c 2 Remove screws fixing the inverter and the side cabinet M4 x 8 2 pcs 3 Remove screws of the side cabinet and the valve support plate M4 x 8 2 pcs 4 Remove screw of the side cabinet and the piping panel Rear M4 Hexag...

Page 84: ...CN603 TE sensor 2P White CN604 TS sensor 3P White CN605 TL sensor 2P White CN300 Outdoor fan 3P White CN500 Case thermo 2P Blue CN700 4 way valve coil 3P Yellow CN701 PMV coil 6P White CN501 High pressure SW 3P Green Unlock the locks of the housing part and then remove the connectors 5 Remove the compressor lead connectors 6 Remove the relay connector of the reactor lead attached to the partition ...

Page 85: ... lead wire Red White Black Unlock the locks of the housing part and then remove the connectors 4 Remove the Faston terminal White 3 on the indoor outdoor connection terminal block 5 Remove the earth wire Black which is fixed to the terminal fixed plate with screw 1 pc 6 Remove the power supply connection lead wire from the power supply terminal block L Red N White 7 Remove screws 4 pcs which fixed...

Page 86: ...rter 6 Remove the fixing screws 4 pcs while holding by hands so that the fan motor does not fall Note Tighten the flange nut with torque 4 9N m 50kgf cm Be careful that the reactor does not come to contact with the fan motor lead at the rear side of the inverter assembly CAUTION Using a bundling band on the market be sure to fix the fan motor lead wire to the motor base so that it does not come to...

Page 87: ...ct lead wires of the compressor and the compressor thermo assembly from the terminal 11 Remove pipes connected to the compres sor with a burner CAUTION Pay attention to that flame does not involve 4 way valve or PMV If doing so a malfunction may be caused 12 Pull the refrigerating cycle upward 13 Remove bolt fixing the compressor on the bottom plate 3 pcs 14 Pull the compressor toward you CAUTION ...

Page 88: ...ad wires 3 Remove screw which fixes the reactor Partition plate side M4 x 8 1 pc Inverter rear side M4 x 8 2 pcs 4 Pull off the reactor upward to remove the reactor CAUTION As the reactor body becomes high temperature in this Model the lead wires are fixed with the cord clamp so that the reactor lead does not come to contact with the main body When replacing the reactor or returning the inverter a...

Page 89: ... product 3 Remove screws fixing the bell mouth M4 x 8 2 pcs 4 Remove the bell mouth 5 Remove the hooking claws by pushing with minus screwdriver along with the arrow mark as shown in right figure 2 Attachment 1 Insert claw of the fan guard in hole of discharge port cabinet Push the hooking claws 5 positions with hands and fix the claws After all the attachment works are completed check that all th...

Page 90: ... 90 14 EXPLODED VIEWS AND PARTS LIST ...

Page 91: ...Y ROHS 20 43197183 BOLT COMPRESSOR 21 43149324 RUBBER CUSHION 22 43F46500 VALVE 4WAY STF H0218 23 43146749 COIL SOLENOID STF H01AJ1949A1 24 43146634 VALVE PULSE MODULATING 25 43046494 COIL PMV ASSY 26 43148170 ACCUMULATOR ASS Y 27 43146686 VALVE PACKED 9 52 28 43146724 VALVE BALL SBV JA5GTC 1 ROHS 29 43F47401 BONNET 3 8 IN 30 43194029 BONNET 5 8 IN 31 43151301 SWITCH PRESSURE 32 43158231 REACTOR 3...

Page 92: ...LDER ASSY SENSOR 707 4316V496 PC BOARD ASSY MCC 1630 708 43160589 FUSE 709 43F63248 SUPPORTER ASSY 710 43160567 TERMINAL BLOCK 3P 30A 711 43160565 TERMINAL BLOCK 3P 20A 712 43163059 SPACER BUSH 713 43163066 SPACER COLLAR 714 43163060 SPACER COLLAR Model Name RAV SM1103AT E1 SM1403AT E1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 3 2 2 1 1 Inverter assembly ...

Page 93: ...BA C TOSHIBA CARRIER CORPORA ARRIER CORPORA ARRIER CORPORA ARRIER CORPORA ARRIER CORPORATION TION TION TION TION 23 17 TAKANAWA 3 CHOME MINATOKU TOKYO 108 8580 JAPAN Copyright 1999 to 2012 TOSHIBA CARRIER CORPORATION ALL Rights Reserved ...

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Summary of Contents for RAV-SM1103AT-E1

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Toshiba RAV-SM1103AT-E1, Service Manual, Page: 62 / 93

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Summary of Contents for RAV-SM1103AT-E1

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