Toshiba RAV-RM1101FT-EN Service Manual Download Page 31

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5-1-3. Connection of Both Wired Remote Controller and Wireless Remote Controller Kit

CPU

DC5V

Indoor unit #1 (Header)

Outdoor unit

Same as left

∗

Same as left

Function

setup SW

Temporary

operation SW

Wireless remote controller receiver

Receiver P.C.board

(MCC-1504)

Power

circuit

Remote controller

communication

circuit

Buzzer

Receiver circuit

Display LED

Serial send/

receive circuit

Driver

Start/

Alarm

Outside

output

Indoor control

P.C.board

(MCC-1643)

DC20V

DC5V

DC12V

DC280V

Indoor

fan motor

Louver

motor

EEPR

TC sensor

sensor

Refrigerant

leak

detection

sensor

TCJ sensor

Float input

Fan motor

control circuit

synchronous signal input

circuit

Remote controller

communication circuit

CPU

Central remote

controller(Option)

TCC-LINK adapter P.C.board (MCC-1440)

TCC-LINK adapter (Option)

∗

1 "1:1 model" connection interface is connected to header unit.

∗

Case of "1:1 model" connection interface

(TCC-LINK adapter)

Up to 8 units

are connectable.

(Follower)

TCC-LINK

communication circuit

Built-in remote controller

DC5V

Remote controller

comm

unication circuit

Displa

LCD

Function setup

y s

itch

CPU

Displa

LED

r circuit

Summary of Contents for RAV-RM1101FT-EN

Page 1: ...ER SPLIT TYPE INDOOR UNIT PRINTED IN JAPAN Aug 2019 ToMo Floor Standing Type RAV RM561FT EN ES RAV RM801FT EN ES RAV RM1101FT EN ES RAV RM1401FT EN ES RAV RM1601FT EN ES RAV RM561FT TR RAV RM801FT TR RAV RM1101FT TR RAV RM1401FT TR RAV RM1601FT TR ...

Page 2: ... Others Other than Check Code 49 6 2 3 Check Code List Indoor 51 6 2 4 Diagnostic Procedure for Each Check Code Indoor Unit 54 7 REPLACEMENT OF SERVICE P C BOARD 67 7 1 Indoor Unit 67 8 SETUP AT LOCAL SITE AND OTHERS 73 8 1 Indoor Unit 73 8 1 1 Test Run Setup on Remote Controller 73 8 1 2 Forced Defrost Setup of Remote Controller For wired remote controller only 76 8 1 3 LED Display on P C Board 7...

Page 3: ...wledge related to this work The qualified service person 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 thus thoroughly acquainted with the knowledge related to this wo...

Page 4: ...ecuted Indicates possibilities assumed that a danger causing a death or serious injury of the repair engineers the third parties and the users due to troubles of the product after work when an incorrect work has been executed Indicates contents assumed that an injury or property damage may be caused on the repair engineers the third parties and the users due to troubles of the product after work w...

Page 5: ...might be the burst 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 before the servicing CAUTION High temperature parts You might 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 se...

Page 6: ... with the work When you have noticed that some kind of trouble such as when a check code display has appeared there is a smell of burning abnormal sounds are heard the air conditioner fails to cool or heat or water is leaking has occurred in the air conditioner do not touch the air conditioner yourself but set the circuit breaker to the OFF position and contact a qualified service person Take step...

Page 7: ...ed to undertake work at heights using a stand of 50 cm or more When working at heights use a ladder which complies with the ISO 14122 standard and follow the procedure in the ladder s instructions Also wear a helmet for use in industry as protective gear to undertake the work When executing address setting test run or troubleshooting through the checking window on the electric parts box put on ins...

Page 8: ...tric shocks if this warning is not heeded Connect the cut off lead wires with crimp contact etc put the closed end side upward and then apply a water cut method otherwise a leak or production of fire is caused at the users side When performing repairs using a gas burner replace the refrigerant with nitrogen gas because the oil that coats the pipes may otherwise burn When repairing the refrigeratin...

Page 9: ...gerating cycle do not mix the other refrigerant into the specified refrigerant If air or others is mixed with the refrigerant abnormal high pressure occurs in the refrigerating cycle resulted in cause of injury due to breakage After the installation work confirm that refrigerant gas does not leak If refrigerant gas leaks into the room and flows near a fire source such as a cooking range noxious ga...

Page 10: ...tion 1 The earth wire is correctly connected 2 The power cord is not caught in the product 3 There is no inclination or unsteadiness and the installation is stable If check is not executed a fire an electric shock or an injury is caused Be sure to fix the screws back which have been removed for installation or other purposes Once the repair work has been completed check for refrigerant leaks and c...

Page 11: ...azing parts of suction and discharge pipe for the compressor remove them at the place ventilated well after recovering the refrigerant Improper recovering may cause the spurt of the refrigerant and the refrigeration oil causing an injury When carrying out the pump down work shut down the compressor before disconnecting the refrigerant pipe Disconnecting the refrigerant pipe with the service valve ...

Page 12: ...y work in order to avoid injury from parts etc Failure to wear the proper protective gloves cause an injury due to the parts etc Explanations given to user If you have discovered that the fan grille is damaged do not approach the outdoor unit but set the circuit breaker to the OFF position and contact a qualified service person to have the repairs done Do not set the circuit breaker to the ON posi...

Page 13: ... 4 70 4 80 4 90 5 00 Floor standing unit Amin m2 No requirements 4 64 4 79 5 04 5 29 5 54 5 80 6 05 6 30 6 55 6 80 7 05 7 31 7 56 7 81 8 06 8 31 8 57 8 82 9 07 9 32 9 57 9 82 10 08 10 33 10 58 10 83 11 08 11 33 11 59 11 84 12 09 12 34 12 59 Total refrigerant quantity M kg 5 10 5 20 5 30 5 40 5 50 5 60 5 70 5 80 5 90 6 00 6 10 6 20 6 30 6 40 6 50 6 60 6 70 6 80 6 90 7 00 7 10 7 20 7 30 7 40 7 50 7 ...

Page 14: ...1FT EN RAV RM1101FT EN RAV RM1401FT EN RAV RM1601FT EN RAV RM561FT ES RAV RM801FT ES RAV RM1101FT ES RAV RM1401FT ES RAV RM1601FT ES RAV RM561FT TR RAV RM801FT TR RAV RM1101FT TR RAV RM1401FT TR RAV RM1601FT TR Commercial name Digital Inverter Series Super Digital Inverter Series Air Conditioner Complies with the provisions of the Machinery Directive Directive 2006 42 EC and the regulations transp...

Page 15: ...AV RM1601FT TR 44 45 59 59 59 44 45 59 59 59 Information of the refrigerant leak detection sensor If a refrigerant leak detection sensor detects R32 refrigerant leaks a fan automatically operates to stir the gases in the room When the sensor has been used for about 7 years Life of the product a check code J30 appears on the remote controller screen during operation If J29 or J31 appears on the scr...

Page 16: ...g work be sure to check for leakage refrigerant or residual refrigerant If the leakage refrigerant comes into contact with fire a poisonous gas may occur causing a fire Keep adequate ventilation during the work 4 When refrigerant gas leaks during work execute ventilation If the leakage refrigerant comes into contact with a fire a poisonous gas may occur causing a fire 5 In places where installing ...

Page 17: ...gas charge it with liquid 3 Pipe Materials For the refrigerant pipes copper pipe and joints are mainly used It is necessary to select the most appropriate pipes to conform to the standard Use clean pipes or joints to which little impurities adhere Be sure to select the pipes with copper thickness in the table below since the pressure of an air conditioner using R32 is higher than that of R22 2 Joi...

Page 18: ...ly damage of the equipment but also a fire etc R410A tools available Partly unavailable R410A tools unavailable No Installation service tools Tools Equipment specification 1 Flare tool Clutch type Pipe flaring Use Applicability to R32 air conditioner or not Applicability to R22 air conditioner or not 5 Charge hose High voltage 3 Torque wrench Tightening of flare nut 6 Vacuum pump Vacuum drying Not...

Page 19: ...e attached to the air conditioner unit 1 Do not mix the other refrigerant or refrigerating oil For the tools exclusive to R410A shapes of all the joints including the service port differ from those of the former refrigerant in order to prevent mixture of them 2 As the use pressure of the R410A refrigerant is high use material thickness of the pipe and tools which are specified for R410A 3 In the i...

Page 20: ... r e h T 2 No Used tool Flare tool Copper pipe gauge for adjusting projection margin Torque wrench Gauge manifold Charge hose Vacuum pump adapter Electronic balance for refrigerant charging Refrigerant cylinder Leakage detector Usage Pipe flaring Flaring by conventional flare tool Tightening of flare nut Evacuating refrigerant charge run check etc Vacuum evacuating Refrigerant charge Refrigerant c...

Page 21: ...Wall 30 DIA 80 knockout hole DIA 26 knockout hole Refrigerant piping and Drain hose drawing out port Both sides Controller 600 80 660 165 120 1750 520mm 132 157 20 210 Wall 210 25 815 59 631 10 120 180 107 50 200 DIA 130 Root of drain hose Wiring hole Both sides P 30 3㧩90 P 30 3㧩90 80 8880 Wall 80 30 88 Bracket for 50 120 634 192 105 In case of installing distance is 50mm from wall 20 40 Refrigera...

Page 22: ...ckout hole Refrigerant piping and Drain hose drawing out port Both sides Controller 600 80 660 165 120 1750 520mm 132 157 20 210 Wall 210 25 815 59 631 10 120 180 107 50 200 DIA 130 Root of drain hose Wiring hole Both sides DIA 26 knockout hole P 30 3㧩90 P 30 3㧩90 80 8880 Wall 80 30 88 Bracket for 50 120 634 192 105 In case of installing distance is 50mm from wall 20 40 Refrigerant piping hole Bac...

Page 23: ... knockout hole Suction port Both sides Refrigerant piping hole Back side Root of drain hose 120 165 DIA 40 knockout hole DIA 100 knockout hole DIA 26 knockout hole Refrigerant piping port Both sides Drain hose outlet port Both sides 92 160 120 160 40 125 380 For under surface piping Space required for installation and servicing 40 50 50 Bracket for fixing to floor Refrigerant piping port Bottom si...

Page 24: ...4 WHT 1 3 CN309 YEL 3 1 CN01 BLU L RED WHT BLK 3 TB01 1 2 2 1 CN51 MCC 1440 U4 U3 CN40 2 1 2 1 4 3 5 5 CN50 1 2 3 4 5 3 1 2 4 5 6 CN1 3 P C Board Connector Terminal Terminal Block Protection Ground Field Wiring Accessory Control P C Board for Indoor Unit Power supply circuit R32 GAS SENSOR MODULE Application 5 4 2 1 3 CN1 5 UART Control Kit Sold separately Wired Remote Controller Adapter for Wirel...

Page 25: ...0 Fan motor Louver motor TA sensor TC sensor TCJ sensor ICF 340D62 1 Refrigerant leak detection sensor FIS5084 T1C1 MP24Z4N Lead wire length 1200 mm Lead wire length 1200 mm Vinyl tube Black Lead wire length 1200 mm Vinyl tube Red ICF 340WD109 1 RM140 RM160 ...

Page 26: ...RBC TWP30E2 RBC TWP50E2 A B C D 6 4 12 7 9 5 15 9 9 5 15 9 9 5 15 9 RM110 2 RM140 2 RBC TWP101E 9 5 15 9 12 7 28 6 Unit mm 4 SYSTEMATIC REFRIGERATING CYCLE DIAGRAM 4 1 Indoor Unit Single type Combination of 1 indoor unit and 1 outdoor unit Dimension table Twin type Combination of 2 indoor units and 1 outdoor unit Indoor unit Liquid side Outer DIA A Gas side Outer DIA B Distributor Strainer incorpo...

Page 27: ...sensor TC sensor Branch pipe Branch pipe To outdoor unit To outdoor unit Liquid side Outer DIA C Gas side Outer DIA D TC sensor TC sensor Liquid side Outer DIA A Liquid side Outer DIA A Liquid side Outer DIA A Gas side Outer DIA B Gas side Outer DIA B Gas side Outer DIA B Indoor unit B Indoor unit C Dimension table Indoor unit Branch pipe A B C D RM56 3 RBC TRP100E 6 4 12 7 9 5 15 9 RM80 3 RBC TRP...

Page 28: ... Branch pipe 1 Branch pipe 1 Branch pipe 2 Branch pipe 2 Gas side Outer DIA D To outdoor unit To outdoor unit Liquid side Outer DIA C Gas side Outer DIA D Liquid side Outer DIA E Gas side Outer DIA F Liquid side Outer DIA A Liquid side Outer DIA A Liquid side Outer DIA A Liquid side Outer DIA C Liquid side Outer DIA A Gas side Outer DIA B Gas side Outer DIA B Gas side Outer DIA B Gas side Outer DI...

Page 29: ...nnectable Same as left 1 3 A B A B Same as left 1 2 Follower Follower A B DC5V Indoor unit 1 Header Indoor control P C board MCC 1643 Louver Motor Indoor fan motor CPU Driver DC12V DC5V DC20V Outside output Remote controller communication circuit Display LCD Function setup Key switch CPU Display LED Remote controller communication circuit Power circuit Power circuit DC280V Fan motor control circui...

Page 30: ...larm Outside output Indoor control P C board MCC 1643 DC20V DC5V DC12V DC280V Indoor fan motor Louver motor EEPROM TC sensor TA sensor Refrigerant leak detection sensor TCJ sensor HA Float input Fan motor control circuit AC synchronous signal input circuit Power circuit Remote controller communication circuit CPU 1 2 3 1 2 3 Central remote controller Option TCC LINK adapter P C board MCC 1440 TCC ...

Page 31: ...V DC5V DC12V DC280V Indoor fan motor Louver motor EEPROM TC sensor TA sensor Refrigerant leak detection sensor TCJ sensor HA Float input Fan motor control circuit AC synchronous signal input circuit Power circuit Remote controller communication circuit CPU 1 2 3 1 2 3 Central remote controller Option TCC LINK adapter P C board MCC 1440 TCC LINK adapter Option 1 1 1 model connection interface is co...

Page 32: ...e controller command STOP FAN COOL DRY HEAT AUTO Control outline Air conditioner stops Fan operation Cooling operation Dry operation Heating operation COOL HEAT operation mode is automatically selected by TA Ts and TO for operation The operation is performed as shown in the following figure according to TA value at the first time only In the range of Ts α 1 TA Ts α 1 Cooling thermostat OFF Fan Set...

Page 33: ... detected by TA and Ts and the varied room temperature value are calculated to obtain the correction value of the frequency command and then the present frequency command is corrected Ts n TA n Room temp difference n Counts of detection TA n TA n 1 Varied room temp value n 1 Counts of detection of 1 minute before 4 Dry operation The frequency correction control is same as those of the cooling oper...

Page 34: ...on has started select a downward slope for the fan speed that is the high position If the temperature is just on the difference boundary the fan speed does not change Mode in the parentheses indicates one in automatic cooling operation HEAT The value with indicates the temperature at using remote controller sensor separately sold thermostat The value without indicates the temperature at using body...

Page 35: ...eration has started and when defrost operation has been cleared the air conditioner operates with H mode or higher mode for 1 minute after TC entered in E zone of cool air discharge preventive control Item 7 Remarks 430 400 370 320 310 430 400 370 340 320 280 HH H H L L HH H H L L UL COOL HEAT 500 450 420 360 350 500 450 420 380 360 280 700 660 610 520 510 700 660 610 560 520 450 740 690 630 590 5...

Page 36: ...ed frequency changes every 30 seconds while operation is performed in J zone In K zone time counting is interrupted and the operation is held When I zone is detected the timer is cleared and the operation returns to the normal operation If the commanded frequency becomes S0 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 th...

Page 37: ...prox 30 seconds Remarks However this control is ignored in case of the follower unit of the twin Same status as that when thermostat OFF status that the air conditioner enters in the room temp monitor mode when the temperature reached the setup temperature on the remote controller 11 Louver control Setting a swing operation on remote controller enables a vertical louver to start swing operation to...

Page 38: ...g hours to clean the filter next Time until the specified hours is displayed Performing reset allows the elapsed time to be cleared 15 Central control mode selection 1 The range of operations that can be performed via an indoor unit remote controller can be determined through the setting of the central controller 2 Setting details Individual Selection of central control mode is accessible on the b...

Page 39: ... sensors 3 Data Input value room temp TA Outside temp TO Fan speed Indoor heat exchanger sensor temp TC for 20 minutes are taken the average to calculate correction value of the setup temperature 4 The setup temperature is shifted every 20 minutes and the shifted range is as follows In cooling time 1 5 to 1 0 C In heating time 1 5 to 1 0 C 1 18 DC motor 1 The motor operates according to the comman...

Page 40: ...ing screen then push the Set F2 button 4 Push the button to select 2 Energy saving ratio on the Energy saving operation screen then push the Set F2 button 5 Push the F1 F2 button to set the value The Energy saving ratio can be set within the range from 50 to 100 by 1 The lower the value is set the higher the power saving effect becomes 6 Push the MENU button Setting appears on the screen then the ...

Page 41: ...leak detection about 4 hours 5 Ventilation output turns to ON while the fan operates 6 Resetting the circuit breaker allow status of a fan operation check code J30 to be released and air conditioner to operate as usual However if highly concentrated refrigerant is detected the fan automatically restarts about 4 hours Replace the refrigerant leak detection sensor to allow air conditioner to operate...

Page 42: ...the F2 button then set 0001 with the button 4 Push the MENU button to set the other Code DN and Data After Continue is displayed on the screen push the No F2 button to finish the setting operation Setting appears on the screen for a while then the screen returns to the Field setting menu screen 5 As the setup temperature is 8 C and the human heating is not targeted the 7 Cold air discharge prevent...

Page 43: ...ontroller power supply LED D403 Red EEPROM IC503 Serial communication LED D15 Green Serial communication LED D14 Orange Indoor Outdoor inter unit wire CN67 Optional power supply CN309 Reactor CN01 Blue DC fan output CN210 Ventilation output CN32 Refrigerant leak detection sensor CN214 White HA CN61 Louver CN510 DISP CN72 CHK CN71 Microcomputer operation LED D501 Red Application control kit UART CN...

Page 44: ... l e s t u p n i c i t a t S y r o t c a f m o r f t n e m p i h s t A e s l u P O N S E Y 1 0 J t u p n i F F O N O A H t u p n i F F O N O 1 2 0V 3 Remote controller prohibited input Permission Prohibition of remote controller operation stop is performed by input 4 Operation output Open collector Operation ON Answer back of HA 5 DC12V 6 Warning output Open collector Warning output ON CHK Operati...

Page 45: ... function in heating Is the remote controller set in cooling under the low outside air temperature Is the air conditioner being operated in defrost operation 4 ON OFF operation cannot be performed from remote controller Is the air conditioner being operated by the central control system Is an automatic address being set up When the power is turned on at the first time or when indoor unit address s...

Page 46: ...r conditioner being controlled by high temperature release function in heating Is the remote controller set in cooling under the low outside air temperature Is the air conditioner being operated in defrost operation 4 ON OFF operation cannot be performed from remote controller Is the air conditioner being operated by the central control system Is it being in forced operation Is an automatic addres...

Page 47: ... Receiving unit trouble Miswiring or wire connection trouble Communication stop between receiving unit and indoor unit Duplicated indoor unit No Setup trouble Duplicated header units of remote controller Communication trouble between Application control kit and indoor unit P C board Wire connection trouble between indoor units Indoor power OFF Communication stop between indoor header and follower ...

Page 48: ...p sensor TE trouble Temp sensor TL trouble Temp sensor TO trouble Sensor trouble of outdoor unit 1 Temp sensor TS trouble Temp sensor TH trouble Temp Sensor miswiring TE TS Indoor EEPROM trouble Outdoor EEPROM trouble Compressor break down Compressor lock Current detection circuit trouble Outdoor compressor system trouble 1 Case thermostat worked Outdoor unit low pressure system trouble Duplicated...

Page 49: ...on Timer Ready Simultaneous flash Operation Timer Ready Alternate flash Check code Cause of trouble occurrence During test run Disagreement of cool heat Automatic cool heat setting to automatic cool heat prohibited model or setting of heating to cooling only model ...

Page 50: ...L button to display the check information screen While the check information screen appears Push the Contact Contact F1 F1 button to display the contact number for service Push the Information Information F2 F2 button to display the model name and serial number of the unit Confirming an alarm history Ten check codes in the past troubled unit and date when trouble occurred are displayed on Alarm hi...

Page 51: ...nector not connected Indoor DC fan trouble Over current Lock etc was detected In heating operation a trouble was detected by temp down of indoor heat exchanger sensor Follower unit in group cannot operate by warning from E03 L03 L07 L08 of header unit Air conditioner operation Automatic Operation reset continuation J29 SIM Refrigerant leak detection sensor trouble A trouble or open short circuit w...

Page 52: ...rect wiring of P C board 2 When outdoor unit normally operates 1 Check whether remote controller connection Group Individual was changed or not after power supply turned on Finish of group construction Address check If group construction and address are not normal when the power has been turned on the mode automatically shifts to address setup mode Resetting of address 1 Set indoor capacity DN 11 ...

Page 53: ... Detected by central controller side Status of air conditioner Stop Stop Automatic reset If central controller exists operation continues Stop Follower unit continues operation Stop Automatic reset Continues By remote controller Continuation Stop According to each case Condition Judgment and measures Power supply trouble of remote controller Indoor EEPROM trouble 1 Check remote controller inter un...

Page 54: ...ader unit Is the connector on the harness or the harness from terminal block of indoor unit connected correctly Check power connection of indoor unit Turn on power again Replace indoor P C board MCC 1643 Replace remote controller P C board Correct as a header unit and a follower unit Replace remote controller P C board Correct a header unit a follower unit Remote controller address connector Corre...

Page 55: ...age between 2 and 3 of terminal block 1 2 3 vary Replace indoor P C board MCC 1643 Replace outdoor P C board Replace indoor P C board Correct wiring of connector and terminal blocks Correct wiring and inter unit wires Check Code DN 0014 Yes Yes Yes Yes Yes No No No No No MCC 1643 As shown in the following figure carry out measurement within 20 seconds after the power was turned on Black S5277G Whi...

Page 56: ...r CN521 Red normal Is Red LED LD1 of the option parts lighting Red LED LD1 of the option parts repeats lighting and blink Red LED LD1 of the option parts always blinks No Yes No Replace Application control kit TCB PCUC2E No Check the operating status Repair of connector connection Replace Application control kit TCB PCUC2E Replace indoor P C board MCC 1643 ...

Page 57: ...ce indoor P C board MCC 1643 Check power connection status of indoor unit Connect again Correct connection of connector Check circuit wiring Correct inter unit wires of remote controller No Yes Yes Yes No Yes Yes No No No Yes No E18 trouble E08 L03 L07 L08 trouble E08 Duplicated indoor unit No L03 There are 2 or more header units in a group control L07 There is 1 or more group address Individual i...

Page 58: ... detection sensor if it cannot be decided by its appearance Replace the refrigerant leak detection sensor due to exceeding its life of the product Replace Indoor P C board MCC 1643 No Correct connector connection Is the refrigerant leak detection sensor normal J31 trouble Yes Did the operation recover correctly Did a trouble disappear End Replace the refrigerant leak detection sensor No Replace In...

Page 59: ...tus continue even if the circuit breaker is reset When the system does not return from trouble even if the refrigerant leak detection sensor is replaced replace indoor P C board MCC 1643 Yes No refrigerant leak Use a detector to check the refrigerant leak Check looseness of flare nut Check part of pin hole leak Stop using the sprays and ventilate a room Possibility of miss detection Repair refrige...

Page 60: ...same central control system addresses connected Is there check code on follower unit in remote controller Are wiring connections to communication lines U3 and U4 of network adapter normal Check central controller including network adapter and indoor P C board MCC 1643 Malfunction Replace Correct wiring connection Correct central control system address Replace Application control kit TCB PCUC2E Rep...

Page 61: ...place indoor P C board MCC 1643 Refer to TA Characteristics Is a short circuit connector connected to the float switch connector Indoor control board CN34 Replace TA sensor Correct connection of connector Replace indoor P C board MCC 1643 Connect the short circuit connector to the connector Yes Yes Yes No No No P10 trouble F10 trouble ...

Page 62: ...door P C board MCC 1643 Replace the indoor P C board MCC 1643 Disconnect the connector CN210 to the indoor P C board Is the connector CN210 of indoor unit P C board connected correctly Does the fan turn smoothly when turned by hand Is each resistance value on the motor side of the fan motor connector CN210 of the indoor P C board correct Is F01 of the indoor P C board normal Is R04 or R05 of the i...

Page 63: ...lfunction Repair replace Yes Yes OK No No Malfunction F02 trouble Correct connection of connector Are characteristics of TC sensor resistance value normal Is connection of TC sensor connector CN101 on indoor P C board correct Refer to TC Characteristics Replace TC sensor Replace indoor P C board MCC 1643 Correct connection of connector Are characteristics of TCJ sensor resistance value normal Is c...

Page 64: ...ck connection of A and B terminal blocks Correct communication line of remote controller 1 Is connection of connector normal Check power supply transformer on 1 1 model connection interface MCC 1440 Malfunction Replace Can the other indoor units be normally controlled from the central controller Or is the operation status of indoor unit reflected 1 TCC LINK connection CN51 of 1 1 model connection ...

Page 65: ...ing operation of the air conditioner Replace the service P C board When EEPROM was not inserted when power supply turned on or when the EEPROM data read write operation is impossible at all the automatic address mode is repeated In this time C06 trouble is displayed on the central controller P31 trouble Follower indoor unit When the header unit of a group operation detected E03 L03 L07 or L08 trou...

Page 66: ...TA TC TCJ TE TS TO sensors TD TL sensors Temperature C 0 10 20 25 30 40 50 60 70 80 90 100 Resistance value kΩ Minimum value Standard 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 ...

Page 67: ...onfirm whether the settings are correct by checking the indoor unit No Group header unit follower unit settings and perform the cooling cycle confirmation through the trial operation Replacement procedures CASE 1 Before replacement the indoor unit can be turned on and the setting data can be read out by wired remote control operation EEPROM data read out 1 Ø Replacement of P C board for Indoor uni...

Page 68: ...DN setting Return 1 1 1 2 2 1 2 2 3 1 3 3 Set Unit DN setting Code DN Data 1 1 Return 0001 0000 Fix 5 Push the Set Set F2 F2 button The setting display for the selected unit is displayed The fan and louver of the indoor unit operate 6 Push the to set DN code to 0001 then write down the setting data to be displayed Filter sign lighting time 7 Repeat the operation of 1 to 6 then write down the setti...

Page 69: ...de required time approx 5 min proceed to 3 System address 1 Indoor unit address 1 Group address 0 standalone are automatically set 2 Interrupt the auto address setting mode and proceed to 3 b Group operation including twin triple and double twin system Turn on the indoor unit s with its P C board replaced to the P C board for indoor unit servicing according to either methods 1 or 2 shown below 1 T...

Page 70: ...tton then set 0011 with the button 9 Move the cursor to select Data with the F2 F2 button then push the button to set the Data to each capacity of indoor unit For RM56 model set Data to 0009 10 Push the MENU button to set the other Code DN and Data After Continue is displayed on the screen push the No No F2 F2 button to finish the setting operation Setting is displayed on the screen for a while th...

Page 71: ... After writing down all the data push the CANCEL button At the time Setting is displayed on the screen for a while when the single operation is used then the screen returns to the Field setting menu screen Pushing the CANCEL button on the unit selection screen again displays Setting on the screen for a while when the group control is used then the screen returns to the Field setting menu screen It...

Page 72: ...1 Ventilation fan standalone 0000 Not available 0032 Sensor SW 0000 Body sensor 0060 Timer setting wired remote controller 0000 Available 00D0 Remote controller operation save function 0001 Enable 00F6 Presence of Application control kit 0000 None 002B Thermostat output SW 0000 Thermostat ON 002A Selection of option trouble input 0002 Humidifier 002E Selection of HA terminal 0000 Normal HA termina...

Page 73: ...ister service info 3 Alarm history 4 Monitor function 5 Setting louver position Field setting menu 1 2 Return Set 1 Test mode 2 Register service info 3 Alarm history 4 Monitor function 5 Setting louver position Field setting menu 1 2 Return Set Return Test mode start No Yes Test mode 3 Push the button to select 1 Test mode on the Field setting menu screen then push the Set Set F2 F2 button Pushing...

Page 74: ... the Cool or Heat mode Temperature setting cannot be adjusted during the test mode Check codes are displayed as usual 5 When the test mode is finished push the button to select 1 Test mode on the Field setting menu screen then push the Set Set F2 F2 button The screen 3 appears Pushing the Yes Yes F1 F1 button stops the test mode screen and continues the normal operation NOTE The test mode stops af...

Page 75: ...edures 2 to 5 7 Upon completion of the test run push ON OFF button to stop operation Overview of test run operations using the wireless remote controller Cooling test run ON OFF 18 C 17 C 18 C 17 C 18 C 17 C 18 C test run ON OFF Heating test run ON OFF 29 C 30 C 29 C 30 C 29 C 30 C 29 C test run ON OFF Cooling test run Heating test run Set the temperature to 17 C with the temp setup buttons Set th...

Page 76: ...n on the unit selection screen to finish the setting operation Setting appears on the screen for a while then the screen returns to the Field setting menu screen Practical operation Push ON OFF button Select the HEAT mode After a while the forced defrost signal is sent to the outdoor unit and then the outdoor unit starts defrost operation The forced defrost operation is performed for Max 12 minute...

Page 77: ...een then push the Set Set F2 F2 button The fan and louver of the indoor unit operate When the group control is used the fan and louver of the selected indoor unit operate Move the cursor to select Code DN with the F1 F1 button then set Code DN with the button Move the cursor to select Data with the F2 F2 button then set Data with the button 4 Push the MENU button to set the other Code DN and Data ...

Page 78: ...ng to capacity type 0012 Line address 0001 No 1 unit 0030 No 30 unit to 0099 Unfixed 0032 TA sensor selection 0000 Body TA sensor 0001 Remote controller sensor 0000 Body TA sensor 0033 Temperature unit select 0000 C 0001 F 0000 C 0031 Ventilating fan control 0000 Unavailable 0001 Available 0000 Unavailable 00B3 Soft cooling 0000 Unavailable 0001 Available 0001 Available 0077 Dual set point 0000 Un...

Page 79: ... remote controller switch from remote controller master to sub 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 Terminal block for remote controller wires Remote controller wires Procured locally Indoor unit Outdoor unit Remote controller switch Sub Remote controller switch Master 2 1 3 2 1 3 B A B B A...

Page 80: ...he RBC AMS55E ES RBC AMS55E EN remote controller as the Header remote controller when the dual remote controller system is used The RBC AMS55E ES RBC AMS55E EN remote controller can be used as the Follower remote controller when the dual remote controller system is used that consists of two RBC AMS55E ES RBC AMS55E EN remote controllers The following functions are not available when the remote con...

Page 81: ...the START STOP button to operate the air conditioner Push it again to stop the air conditioner 2 Push Temporary button on the signal receiving unit to operate the air conditioner 3 Point the wireless remote controller at the indoor unit 4 Push and hold CHK button on the wireless remote controller by the tip of the pencil 00 will be shown on the display 5 Push the MODE MODE button during pushing CH...

Page 82: ...Indoor unit fan cumulative operating hours x1 h E2 Indoor unit refrigerant leak detection sensor output Outdoor unit data Code Data name 60 Outdoor unit heat exchanger coil temperature TE 61 Outside air temperature TO 62 Compressor discharge temperature TD 63 Compressor suction temperature TS 65 Heatsink temperature THS 6A Operating current x1 10 6D Outdoor heat exchange coil temperature TL F1 Com...

Page 83: ...outdoor when the power is turned on it is judged as follower unit of the twin Every time when the power is turned on The judgment of header wired follower simple of twin is carried out every time It is not stored in nonvolatile memory Turn on power of the indoor unit to be controlled in a group within 3 minutes after setting of automatic address If power of the indoor unit is not turned on within ...

Page 84: ...emote controller Remote controller operation is available Approx 50 seconds after power ON Regular communication between indoor units Every 30 seconds Header Follower Regular communication of the identical piping system Every 30 seconds Twin header follower When the above status changes immediately communicates Repetition The unit without power feed waits entirely Waiting status is released by sys...

Page 85: ... Terminal resistance 1 1 model connection interface P C board MCC 1440 Indoor unit 1 1 model connection interface Communication units Total 64 units Communication distance 2000 m CN50 CN41 Terminal block A B Central controller Indoor units in all refrigerant lines Max 64 units If mixed with SMMS Link wiring multi indoor units are included However group follower units of SDI DI series are not inclu...

Page 86: ...eader unit Header unit Follower unit Follower unit Follower unit Wiring for No 1 and 2 only Remote controller Remote controller Remote controller Remote controller Remote controller wiring e l p i r t f o e l p m a x E n o i t a r e p o e l p i r T n i w T s t i n u 8 x a M n o i t a r e p o p u o r G OFF at shipment from factory OFF at shipment from factory Line address SW01 Bit 1 SW01 Bit 2 Rema...

Page 87: ...rm setup while the unit stops Terminator SW01 52 85 1 Push the MENU button to display the menu screen 2 Push and hold the MENU button and the button at the same time to display the Field setting menu Push and hold the buttons for more than 4 seconds 3 Push the button to select 7 DN setting on the Field setting menu screen then push the Set Set F2 F2 button The fan and louver of the indoor unit ope...

Page 88: ...remote controller with one indoor unit 1 1 tentatively with communication wiring END Turn on power of outdoor unit Set to all indoor units one by one Do you arbitrarily set the indoor unit address Are there multiple units of twin triple connections Do you change setting after automatic setting at the first time Is refrigerant line 1 line Is group control performed Setup of automatic address finish...

Page 89: ...nit communicates with the indoor unit sub which serial communicates with the Representative unit outdoor units and sends receives signal Command from compressor to from the outdoor Header Twin units as the representative of the cycle control in the indoor units of the identical line address within the minimum unit which configures one of the refrigerating cycles of Twin Triple Double twin Sub unit...

Page 90: ...mation to the sub unit Sub unit The sub unit receives the indoor unit data from the master With identical line address indoor outdoor serial and then performs the thermostat operation synchronized with the master unit The sub unit sends own thermostat ON OFF demand to the master unit Example No 1 1 master unit sends receives signal to from No 1 2 and No 1 3 sub units It is not influenced by the li...

Page 91: ...ollower Master 1 1 Follower Sub 1 1 Individual Header Master Max 8 units 1 2 Header Master 1 1 1 2 1 1 Follower Sub 1 Standard One outdoor unit Only turning on source power supply Automatic completion 2 Group operation Multiple outdoor units Multiple indoor units with serial communication only without twin Only turning on source power supply Automatic completion 3 Multiple groups operation Change ...

Page 92: ... select Data with the F2 F2 button then set Line address Data with the button 4 Push the MENU button to set the other Code DN and Data After Continue is displayed on the screen push the Yes Yes F1 F1 button Indoor address Move the cursor to select Code DN with the F1 F1 button then set 0013 with the button Move the cursor to select Data with the F2 F2 button then set Indoor address Data with the b...

Page 93: ... 3 Push the button to select 7 DN setting on the Field setting menu screen then push the Set Set F2 F2 button 4 Push the Unit unit F1 F1 button to confirm the address of indoor unit The selected unit changes as follows each time the button is pushed 1 1 1 2 3 3 5 Push the Set Set F2 F2 button The setting display for the selected unit appears When the group control is used the fan and louver of the...

Page 94: ...e on the compressor Part name Heat exchanger Fan motor Filter Fan Suction Discharge grille Drain pan Face panel Louver External appearance Object Indoor Outdoor Contents of check Blocking with dust damage check Audibility for sound Visual check for dirt and breakage Visual check for swing and balance Check adhesion of dust and external appearance Visual check for dirt and scratch Check blocking by...

Page 95: ...ectors for louver motor 20P from CN510 White 5 Remove the relay connector for remote controller 6 Remove connectors for three temperature sensors CN101 Black CN102 Red and CN104 Yellow from the P C board 7 Remove the indoor outdoor communication wires from terminal block for power supply 8 Remove the two screws that fix the electrical parts box to lower part of the cabinet and slide the electrical...

Page 96: ...or connectors Position of Temperature sensors connectors Position of Relay connectors for remote controller Louver motor 20P Fan motor 7P TCJ sensor CN102 Red TC sensor CN101 Black TA sensor CN104 Yellow Relay connectors for remote controller ...

Page 97: ...wo screws on the heat exchanger to remove the upper shield plate 3 Remove the Screw 3 four screws on the heat exchanger to remove the shield plate 4 Remove two types of temperature sensor from the heat exchanger assembly to remove the heat exchanger assembly RM110 to RM160 1 Remove the Screw 1 three screws that fixes the unit to the upper shield plate and then draw the heat exchanger assembly towa...

Page 98: ... 98 Position of temperature sensor TCJ sensor CN102 Red TC sensor CN101 Black ...

Page 99: ...screws that fixes the fan motor from the motor base and take out the fan motor RM110 to RM160 1 Remove the Screw 1 three screws that fixes the shield plate to remove the shield plate 2 Remove the Screw 2 four screws that fixes the motor base and draw the fan with assembly toward you 3 Remove the fan case one side three screws from the motor base 4 Remove the fan one side one screw from the fan mot...

Page 100: ... Fan Fan case Details of the fan position Fan Motor Motor shaft Bellmouth Fit the end face of motor shaft to the face of fan The gap between them shall be within 㫧1mm Details of the fan position RM56 RM80 RM110 RM160 Fan After the fan has been replaced pay attention to two followings to assemble each component 1 After the fan was fixed check that it turns smoothly without coming in contact with a ...

Page 101: ...in the vertical direction and draw it toward you to remove it from the discharge grille frame ten places on both left and right 5 Remove the horizontal louver from the center clamp five places at the center Lift the horizontal louver to diagonally upward 6 Remove the horizontal louver from the louver joint five places Shield plate assembly Screw 3 pieces Horizontal louver Discharge grille frame Di...

Page 102: ... sensor placed at the inner left corner of the electrical parts box 3 Remove the sensor while pinching two nail tips on the spacer by needle nose pliers Push the refrigerant leak detection sensor until two nail tips on the spacer are locked with two holes on both side of the sensor when installing it Remove the connector Refrigerant leak detection sensor Nail tip Spacer Refrigerant leak detection ...

Page 103: ...oller body from four rectangular holes 4 Remove two screws that fixes back side cover of remote controller and unfasten two screws to remove wires connected to remote controller body Remote controller assembly Access panel Insulation cover Cover for back side of remote controller Cut the binding band Rectangular holes Rectangular holes Rectangular holes Rectangular holes Remote controller panel Re...

Page 104: ... 104 12 EXPLODED VIEWS AND PARTS LIST 1 RAV RM561FT RM801FT 20 34 50 10 6 13 11 36 9 47 35 30 31 37 3 24 26 27 28 901 4 25 29 41 42 43 39 48 7 12 22 14 23 46 45 1 21 44 19 40 8 ...

Page 105: ... 1 1 1 1 1 4 2 5 1 1 1 4 2 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 001 003 004 006 007 008 009 010 011 012 013 014 019 020 021 022 023 024 025 026 027 028 029 030 031 034 035 036 037 039 039 040 041 042 043 044 045 046 047 048 048 050 GRILLE ASSY NUT FLARE 1 2 IN SOCKET 3 8 IN CABINET ASSY CABINET UPPER ASSY CABINET LOWER COVER E PARTS PANEL REMOTE CONTROLER COVER ASSY GRILLE OUTLET VERTICAL GRILLE INLET ...

Page 106: ... 106 2 RAV RM1101FT EN ES RM1401FT EN ES RM1601FT EN ES 19 28 43 6 12 30 4 8 40 39 22 13 11 21 1 18 36 34 20 37 38 26 29 10 7 31 23 24 901 3 25 35 5 33 41 ...

Page 107: ...1 1 1 1 1 1 1 2 1 1 2 2 1 1 1 1 1 1 1 1 1 1 1 1 4 2 5 2 1 1 4 2 1 1 1 1 1 1 1 1 2 1 1 2 2 1 1 1 1 1 001 003 004 005 006 007 008 010 011 012 013 018 019 020 021 022 023 024 025 026 028 029 030 031 033 034 035 036 037 038 039 040 041 043 901 GRILLE ASSY SOCKET 3 8 IN CABINET ASSY CABINET UPPER ASSY CABINET LOWER BOX E PARTS PANEL REMOTE CONTROLER COVER E PARTS GRILLE OUTLET VERTICAL GRILLE INLET LOU...

Page 108: ... 108 3 RAV RM1101FT TR RM1401FT TR RM1601FT TR 19 28 8 40 39 22 4 1 13 11 21 5 18 36 20 37 38 26 29 31 23 24 901 3 25 35 34 33 41 10 30 7 6 12 ...

Page 109: ... 1 1 1 1 2 1 1 2 2 1 1 1 1 001 003 004 005 006 007 008 010 011 012 013 018 019 020 021 022 023 024 025 026 028 029 030 031 033 034 035 036 037 038 039 040 041 901 GRILLE ASSY SOCKET 3 8 IN CABINET ASSY CABINET UPPER ASSY CABINET LOWER BOX E PARTS PANEL REMOTE CONTROLER COVER E PARTS GRILLE OUTLET VERTICAL GRILLE INLET LOUVER HORIZONTAL FAN MULTI BLADE MOTOR LOUVER MOTOR FAN ICF 340WD109 1 CONNECTI...

Page 110: ...17 43160565 4316V721 43F50426 43160692 4316V712 43160693 1 2 1 1 1 1 1 1 1 401 402 404 405 406 407 408 409 410 REACTOR CH 49 Z T SENSOR ASSY SERVICE TC TCJ PC BOARD ASSY TCB PCUC E TERMINAL BLOCK 3P 20A PC BOARD ASSY MCC 1643 SENSOR SERVICE TA TERMINAL 2P R32 SENSING MODULE FIS5084 T1C1 HOUSING ASSY SENSOR ...

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Toshiba RAV-RM1101FT-EN, Service Manual

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