Toshiba MMC-AP0157HP-E (TR) Service Manual Download Page 66

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FILE NO. SVM-13085

Others (Except check code)

Lamp indication

Operation

Timer

Ready

Simultaneous flash

Operation

Timer

Ready

Alternate flash

Check code

—

Cause of trouble occurrence

During test run

COOL/HEAT disagreement
(Automatic cooling/heating setup to automatic cooling/heating unavailable model,
heating setup to cooling only model)

SVM-13085.indb 66

12/24/13 10:56 AM

Summary of Contents for MMC-AP0157HP-E (TR)

Page 1: ...PE FILE NO SVM 13085 INDOOR UNIT Ceiling type MMC AP0157HP E TR MMC AP0187HP E TR MMC AP0247HP E TR MMC AP0277HP E TR MMC AP0367HP E TR MMC AP0487HP E TR MMC AP0567HP E TR SVM 13085 indb 1 SVM 13085 indb 1 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 2: ...RUCTION VIEWS EXTERNAL VIEWS 15 1 1 MMC AP0157HP AP0187HP 15 1 2 MMC AP0247HP AP0277HP 16 1 3 MMC AP0367HP AP0567HP 17 2 WIRING DIAGRAM 18 3 PARTS RATING 19 4 REFRIGERATION CYCLE DIAGRAM 20 5 CONTROL OUTLINE 21 6 CONFIGURATION OF CONTROL CIRCUIT 30 7 APPLIED CONTROL 38 8 TROUBLESHOOTING 55 9 DETACHMENTS 89 10 REPLACEMENT OF SERVICE P C BOARD 98 11 EXPLODED VIEWS AND PARTS LIST 103 SVM 13085 indb 2...

Page 3: ...ied 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 work s The qualified installer is a pers...

Page 4: ...ities 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 when an incorrect work has...

Page 5: ...g parts Do not operate unit with grille removed Stop the unit before the servicing Moving parts Do not operate unit with grille removed Stop the unit before the servicing CAUTION CAUTION High temperature parts You might get burned when removing this panel High temperature parts You might get burned when removing this panel CAUTION CAUTION Do not touch the aluminium fins of the unit Doing so may re...

Page 6: ... the cover of the electric parts box of Indoor Unit and or front panel of Outdoor Unit inevitably to determine the failure put a sign Do not enter around the site before the work Failure to do this may result in third person getting electric shock 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 danger ...

Page 7: ... contact with the rotation parts Only a qualified installer or qualified service person is allowed to remove the intake grille and do the work required Use wiring that meets the specifications in the Installation Manual and the stipulations in the local regulations and laws Use of wiring which does not meet the specifications may give rise to electric shocks electrical leakage smoking and or a fir...

Page 8: ...d 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 After the work has finished be sure to use an insulation tester set 500V Megger to check the resistance is 1MΩ or more between the charge section and the non...

Page 9: ...he 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 compressor pipes and other parts will be very hot to the touch In addition before proce...

Page 10: ...al and the stipulations in the local regulations and laws Install the circuit breaker where it can be easily accessed by the agent Do not place any combustion appliance in a place where it is directly exposed to the wind of air conditioner otherwise it may cause imperfect combustion Explanations given to user If you have discovered that the fan grille is damaged do not approach the outdoor unit bu...

Page 11: ...47HP E MMC AP0247HP TR MMC AP0277HP E MMC AP0277HP TR MMC AP0367HP E MMC AP0367HP TR MMC AP0487HP E MMC AP0487HP TR MMC AP0567HP E MMC AP0567HP TR Commercial name Super Modular Multi System Air Conditioner Super Heat Recovery Multi System Air Conditioner MiNi Super Modular Multi System Air Conditioner MiNi SMMS series Complies with the provisions of the Machinery Directive Directive 2006 42 EC and...

Page 12: ...187HP E 23 MMC AP0247HP E 29 MMC AP0277HP E 29 MMC AP0367HP E 35 MMC AP0487HP E 35 MMC AP0567HP E 35 MMC AP0157HP TR 23 MMC AP0187HP TR 23 MMC AP0247HP TR 29 MMC AP0277HP TR 29 MMC AP0367HP TR 35 MMC AP0487HP TR 35 MMC AP0567HP TR 35 Under 70 dBA SVM 13085 indb 12 SVM 13085 indb 12 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 13: ... 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 composition of the refrigerant c...

Page 14: ...cuum pump adapter 7 Screwdriver h c n e r w y e k n o M r o r e n n a p S 8 h c n e r w e u q r o T 2 l l i r d e r o c e l o H 9 r e t t u c e p i P 3 m m 4 e d i s e t i s o p p O h c n e r w n o g a x e H 0 1 r e m a e R 4 e r u s a e m e p a T 1 1 r e d n e b e p i P 5 w a s l a t e M 2 1 l a i v l e v e L 6 Also prepare the following equipments for other installation method and run check r e ...

Page 15: ... 15 FILE NO SVM 13085 1 CONSTRUCTION VIEWS EXTERNAL VIEWS 1 1 Indoor Unit MMC AP0157HP AP0187HP SVM 13085 indb 15 SVM 13085 indb 15 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 16: ... 16 FILE NO SVM 13085 6 4 12 7 MMC AP0247HP AP0277HP SVM 13085 indb 16 SVM 13085 indb 16 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 17: ... 17 FILE NO SVM 13085 MMC AP0367HP to AP0567HP SVM 13085 indb 17 SVM 13085 indb 17 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 18: ...㼛㼞㼕㼑㼟㻚㻌㻞㻚㻌㻌㻌㻌㻌㻌㻌㻌㻌㼕㼚㼐㼕㼏㼍㼠㼑㼟㻌㼠㼔㼑㻌㼠㼑㼞㼙㼕㼚㼍㼘㻌㼎㼘㼛㼏㼗㻚㼕㼚㼐㼕㼏㼍㼠㼑㼟㻌㼠㼔㼑㻌㼏㼛㼚㼚㼑㼏㼠㼕㼛㼚㻌㼠㼑㼞㼙㼕㼚㼍㼘㻚㼕㼚㼐㼕㼏㼍㼠㼑㼟㻌㼠㼔㼑㻌㼏㼛㼚㼚㼑㼏㼠㼛㼞㻌㼛㼚㻌㼠㼔㼑㻌㼏㼛㼚㼠㼞㼛㼘㻌㻼㻚㻯㻚㻌㼎㼛㼍㼞㼐㻚㻟㻚㻌㻌㻌㻌㻌㻌㻌㻌㻌㼕㼚㼐㼕㼏㼍㼠㼑㼟㻌㼠㼔㼑㻌㼜㼞㼛㼠㼑㼏㼠㼕㼛㼚㻌㼓㼞㼛㼡㼚㼐㼟㻚㻠㻚㻌㻌㻌㻌㻌㻌㻌㻌㻌㻌㻌㼕㼚㼐㼕㼏㼍㼠㼑㼟㻌㼠㼔㼑㻌㼏㼛㼚㼠㼞㼛㼘㻌㻼㻚㻯㻚㻌㼎㼛㼍㼞㼐㻚㼃㼕㼞㼑㼐㻌㻾㼑㼙㼛㼠㼑㻻㼡㼠㻌㼐㼛㼛㼞㻌㼡㼚㼕㼠㻯㼛㼚㼠㼞㼛㼘㼘㼑㼞㻱㼍㼞㼠㼔㼟㼏㼞㼑㼣㻱㼍㼞㼠㼔㼟㼏㼞㼑㼣㻰㼞㼍㼕㼚㻌㼜㼡㼙㼜㻌㼗㼕㼠㻔㻻㼜㼠㼕㼛㼚㻕㻰㼞㼍㼕㼚㻌㼜㼡㼙㼜㼗㼕㼠㻌㼍㼠㼠㼍㼏㼔㼑㼐㻔㻻㼜㼠㼕㼛㼚㻕㻔㻴㼕㼓㼔㻌㼏㼑㼘㼘㼕㼚㼓㻌㼞㼑㼟㼔㼡㼒㼒㼘㼕㼚㼓㻕㻔㻾㻱㻰㻕㻔㻮㻸㼁㻕㻔㼃㻴㻵㻕㻔㼅㻱㻸㻕㻔㼅㻱...

Page 19: ... motor ICF 340WD94 1 ICF 340WD94 2 ICF 340WD139 1 Louver motor MP24Z3T Pulse motor EFM MD12TF Pulse motor valve EFM 40YGTF EFM 40YGTCTH EFM 60YGTCTH TA sensor 518 mm TC1 sensor Ø4 mm 1000 mm TC2 sensor Ø6 mm 1000 mm TCJ sensor Ø6 mm 1000 mm SVM 13085 indb 19 SVM 13085 indb 19 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 20: ...cooling operation 2 Controls under cool in heating operation 3 Recovers refrigerant oil in cooling operation 4 Recovers refrigerant oil in heating operation Connector CN104 2P Yellow 1 Detects indoor suction temperature Connector CN100 3P Brown 1 Controls PMV super heat in cooling operation Connector CN101 2P Black 1 Controls PMV under cool in heating operation Connector CN102 2P Red 1 Controls PM...

Page 21: ...T AUTO SHRM only Control outline Air conditioner stops Fan operation Cooling operation Dry operation Heating operation s Ta and Ts automatically select COOL HEAT operation mode for operation s The operation is performed as shown in the following figure according to Ta value at the first time only In the range of Ts 1 Ta Ts 1 Cooling thermo OFF Fan Setup air volume operation continues In the SMMS i...

Page 22: ...eds against Tsh 10 minutes OFF heating operation Thermo OFF exchanges to cooling operation Description in the parentheses shows an example of cooling ON OFF When 1 5 lowers against Tsc 10 minutes and after thermo OFF cooling operation Thermo OFF exchanges to heating operation 2 For the automatic capacity control after judgment of cooling heating see Item 4 3 For temperature correction of room temp...

Page 23: ...speed does not change HEAT Value in the parentheses indicates one when thermostat of the remote controller works Value without parentheses indicates one when thermo stat of the body works s If the air speed has been changed once it is not changed for 1 minute However when the air speed exchanged the air speed changes s When heating operation has started select an upward slope for the air speed tha...

Page 24: ...hifts to C zone s In defrost time the control point is set to 6 C TCJ Temperature of indoor heat exchanger sensor s In D and E zones priority is given to remote control ler air speed setup s In A zone is displayed 7 Prevention of cold air discharge E B A A zone OFF B zone Over 26 C below 28 C ULTRA LOW LL C zone Over 28 C below 30 C LOW L D zone Over 30 C below 32 C MED H E zone HIGH HH D C 32 30 ...

Page 25: ...t received the cooling oil Refrigerant recovery signal from the outdoor unit 1 Opens PMV of the indoor unit with a constant opening degree 2 Operates the indoor fan and drain pump for approx 1 minute during recovery control and after finish of control The direction of the louver becomes horizontal direction s Recovery operation is usually performed every 2 hours 1 In all cooling operation the air ...

Page 26: ...ation 2 During operation of the drain pump if the float switch operates the drain pump continuously operates and a check code is illuminated 3 During stop status of the drain pump if the float switch operates the thermostat is forcedly off and this control operates the drain pump After continuous operation of the float switch for approx 5 minutes this control stops the operation and a check code i...

Page 27: ...operation for heating refrigerant Oil HEAT READY Displayed on the remote controller When the indoor fan stops in order to prevent discharge of cool air when heating operation started or during heating operation including the defrost operation during thermo OFF 1 Selection of the contents that can be operated by the remote controller at the indoor unit side is possible according to setting at the c...

Page 28: ...idually In case of refrigerant recovery control the louver position becomes horizontal 2 Swing setup s SWING is displayed and the following display is repeated In all operations Repeats s In group operation the louver positions can be set up collectively or individually 3 When the unit stopped or the warning was output the louver is automatically set to full closed position 4 When PRE HEAT Heating...

Page 29: ... stopped the indoor unit may operate as the fan motor stops Note If the fan lock was detected the operation of the indoor unit stops and the error is displayed Check code P12 20 Save operation 1 The function Save operation is not provided to the Super Modular Multi series models s If pushing SAVE button on the remote controller No function is displayed SVM 13085 indb 29 SVM 13085 indb 29 12 24 13 ...

Page 30: ...up LCD driver CPU Power circuit Power circuit EEPROM TA sensor TC1 sensor TC2 sensor TCJ sensor Float input HA Outdoor unit Fan motor control circuit Start Alarm Ready Thermostat ON COOL HEAT FAN BUS communication circuit Power circuit Remote controller communication circuit Remote controller communication circuit Display LCD Display LCD EEPROM Display LED Secondary battery Key switch Function set...

Page 31: ...OL HEAT FAN Emergent operation SW Function setup SW Display LED BUS communication circuit MCU EEPROM TA sensor TC1 sensor TC2 sensor TCJ sensor Float input HA Driver Buzzer Remote controller communication circuit Remote controller communication circuit CPU DC 280V Indoor unit 1 Header PMV Louver motor Indoor fan motor Drain pump L N U1 U2 U1 U2 Power supply 1Ø220 240V 50Hz 1Ø220V 60Hz Indoor Outdo...

Page 32: ...r TC1 sensor TC2 sensor TCJ sensor Float input HA Driver Buzzer Remote controller communication circuit Remote controller communication circuit Remote controller communication circuit CPU DC 280V Indoor unit 1 Header PMV Louver motor Indoor fan motor Drain pump L N U1 U2 U1 U2 Power supply 1Ø220 240V 50Hz 1Ø220V 60Hz Indoor Outdoor communication Outdoor unit 1 CPU DC5V Function setup Key switch Po...

Page 33: ... Black DC12V TC2 sensor CN101 Black DC5V Drain pump CN504 White DC12V TA sensor CN104 Yellow DC5V External static pressure select SW SW501 CHK CN71 White DC5V DISP CN72 White DC5V TCJ sensor CN102 Red DC5V HA T10 CN61 Yellow DC12V DC fanmotor CN210 White TC1 sensor CN100 Brown DC5V Indoor Outdoor communication CN40 Blue Remote controller CN41 Blue DC20V Float SW CN34 Red DC12V Remote controller co...

Page 34: ...test run check The test run for cooling heating can be performed from either indoor remote controller or outdoor interface P C board 1 Start Finish operation of test run ۿ Test run from indoor remote controller Wired remote controller Refer to the below item of Test run of the wired remote controller Wireless remote controller Refer to the next page item of Test run of the wireless remote controll...

Page 35: ...on After approx 3 minutes a cooling operation starts forcedly Check cool air starts blowing If the operation does not start check wiring again 2 To stop a test operation push TEMPORARY button once again Approx 1 second s Check wiring piping of the indoor and outdoor units in forced cooling operation TEMPORARY button SVM 13085 indb 35 SVM 13085 indb 35 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 36: ...r P C board in addition to short circuit of CHK pin CN71 on the indoor P C board the minimum opening degree 30pls can be set to the indoor PMV only When open DISP pin the maximum opening degree 1500pls can be obtained again How to clear Open CHK pin While the system is operating it stops once but automatically returns to operation after several minutes Fan motor Indoor PMV Louver Drain pump Commun...

Page 37: ... 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 Operation check CN71 1 This check is used to check indoor operation Performs operation of indoor fan H Louver horizontal and Drain pump ON without communication with outdoor and remote controller 2 0V DISP Exhibition mode CN...

Page 38: ...hen selecting the DN code to 33 change the temperature indication of the unit from C to F on the remote controller 5 Push SET button OK if display goes on s To change the selected indoor unit return to procedure 2 s To change the CODE No to be set up return to procedure 3 6 Pushing TEST button returns the status to normal stop status 1 6 5 2 4 3 SET TIME TIMER SET TEST FILTER RESET TEMP CL FAN SAV...

Page 39: ...ed 0001 Not provided Automatic selection from connected outdoor unit 0000 Heat pump 0001 Cooling only No display of AUTO HEAT 0007 Ceiling 0000 Unfixed 0001 to 0034 0001 No 1 unit to 0030 No 30 unit 0001 No 1 unit to 0064 No 64 unit 0000 Individual 0001 Header unit of group 0002 Follower unit of group 0000 No louver 0001 Swing only 0002 1 way Cassette type Ceiling type 0003 2 way Cassette type 000...

Page 40: ...ilable F6 Presence of Application control kit TCB PCUC1E 0000 None 0001 Exist 0000 None TYPE Setup data Type Abbreviated Model name 0007 Ceiling Type MMC AP XXX HP Indoor unit capacity CODE No 11 Setup data Model Setup data Model 0000 Invalid 0016 0001 007 Type 0017 048 Type 0002 0018 056 Type 0003 009 Type 0019 0004 0020 0005 012 Type 0021 072 Type 0006 0022 0007 015 Type 0023 096 Type 0008 0024 ...

Page 41: ...tput during alarm Serial communication error or indoor outdoor protective device operation 2 Wiring diagram using remote control interface TCB IFCB 4E2 Input IFCB 4E2 No voltage ON OFF serial signal Output No voltage contact for operation error display Contact capacity Below Max AC240V 0 5A 1 2 3 4 5 6 CN61 T10 YEL 1 2 3 4 1 2 3 4 5 6 CN13 CN06 Start Stop input ON OFF serial signal input Indoor co...

Page 42: ...ccessively In this time the fan of the selected indoor unit only turns on 3 Using the setup temp or button specify the CODE No 31 4 Using the timer time or button select the setup data At shipment The setup data are as follows Setup data Handling of operation of air to air heat exchanger or ventilating fan Unavailable At shipment Available 5 Push SET button OK if display goes on s To change the se...

Page 43: ... remote controller Status that card is taken out from the card switch box When the card switch box does not perform the above contact operation convert it using a relay with b contact 2 Operation Handle the wired remote controller switch in the following procedure Use the wired remote controller switch during stop of the system 1 Push concurrently SET CL TEST buttons for 4 seconds or more 2 Using ...

Page 44: ...Line address 1 Indoor unit address 1 Group address 1 1 2 2 1 3 2 2 1 2 2 2 2 Operation procedure 1 2 3 4 5 6 1 3 6 9 END 11 2 5 8 4 7 10 SET TIME TIMER SET TEST FILTER RESET TEMP CL FAN SAVE SWING FIX VENT MODE ON OFF UNIT LOUVER 7 8 9 10 11 END Note 1 When setting the line address from the remote controller do not use Address 29 and 30 As they are addresses which cannot be set to the outdoor unit...

Page 45: ...er unit numbers are also displayed every pushing UNIT LOUVER left side button button 2 To know the position of indoor unit by address s To confirm the unit No in the group control 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 successively displayed and fan louver and drain pump of the cor...

Page 46: ...ine the selected line address using SET button s The address of the indoor unit connected to the refrigerant piping of the selected outdoor unit is dis played and the fan and the louver are on 4 Every pushing UNIT LOUVER left side button button the indoor unit No in the identical piping is s Only fan and louver of the selected indoor unit start operation To select the other line address 5 Push CL ...

Page 47: ... the head unit 2 Push the UNIT LOUVER button left side of the button repeatedly to select an indoor unit number to change if 2 or more units are controlled in a group The fan and louvers of the selected indoor unit are activated The fan of the selected indoor unit is turned on 3 Push the TEMP buttons repeatedly to select for CODE No 4 Push the TIME buttons repeatedly to change the value indicated ...

Page 48: ...utton push up down the indoor address of the SET DATA The set data is changed to a new address 5 Push SET button to determine the set data 6 Every pushing UNIT LOUVER left side button button s Only fan and louver of the selected indoor unit start operation Repeat the Procedures 4 to 6 to change all the indoor addresses so that they are not duplicated 7 Push SET button All the indications of LCD go...

Page 49: ...Push TEMP button to set the CODE N to FF 3 The display of A part in the following figure is counted as with 5 seconds interval When appear the error was cleared However counting from is repeated on the display screen 4 When pushing TEST button the status becomes normal How to clear error of indoor unit The error of indoor unit is cleared by ON OFF button of the remote controller Only error of the ...

Page 50: ...tor mode The service monitor goes on and firstly the temperature of the CODE No is displayed 1 2 3 4 Returns to normal display Operation procedure 2 4 1 3 SET TIME TIMER SET TEST FILTER RESET TEMP CL FAN SAVE SWING FIX VENT MODE ON OFF UNIT LOUVER 2 Push TEMP button to change CODE No to the CODE No to be monitored For display code refer to the following table 3 Push UNIT LOUVER left side button bu...

Page 51: ...iquid Temperature TL Outdoor Temperature TO Low pressure saturation temperature TU Current of compressor 1 I1 Current of compressor 2 I2 PMV1 2 PMV3 Compressor 1 2 ON OFF Outdoor fan mode Horse power of outdoor unit 2 C C C C C A A pls pls HP 0024 24 C 0135 13 5 A 0050 500 pls 0050 500 pls 0031 Mode 31 0016 16HP 10 20 30 40 Discharge temperature of compressor 1 Td1 Discharge temperature of compres...

Page 52: ...rature TL Outdoor Temperature TO PMV1 2 PMV4 Current of compressor 1 I1 Current of compressor 2 I2 Current of compressor 3 I3 Outdoor fan current IFan C C C C C pls pls A A A A 10 20 30 40 Detection pressure of high pressure sensor Pd Detection pressure of low pressure sensor Ps MPa 11 21 31 41 MPa 0123 1 23 MPa 12 22 32 42 Discharge temperature of compressor 1 Td1 Discharge temperature of compres...

Page 53: ...e power of outdoor unit HP 54 64 74 84 Heat sink temperature of compressor IPDU1 55 65 75 85 Heat sink temperature of compressor IPDU2 56 66 76 Heat sink temperature of compressor IPDU3 58 In heat cool collecting control 5 5A Discharge temperature release 5 0 Normal 1 In collecting control 0 Normal 1 In release control 5B Terminal unit release U2 U3 U4 outdoor unit 5 0642 64 2 rps 0058 Mode 58 002...

Page 54: ...alf during communication with the central controller s D503 flashes for 5 seconds with 0 2 second interval at the latter half during communication with outdoor unit Goes on for 0 1 second goes off for 0 1 second 4 D504 Green Remote controller communication s D504 goes on for 5 seconds at the first half during communication with remote controller 5 D14 Orange s It flashes while receiving the serial...

Page 55: ...e Check items s Is not delayed for 3 minutes 3 minutes after compressor OFF s Is not thermostat OFF s Is not the fan operating or timer s Is not the system initially communicating Heating operation cannot be performed under condition of outside temperature 21 C or higher Cooling operation cannot be performed under condition of outside temperature 5 C or lower s Is not the cold draft prevention bei...

Page 56: ...exchanger temp sensor TC2 error Indoor heat exchanger temp sensor TC1 error Room tem Sensor TA error Indoor or other P C board error Duplicated setting of header in indoor group There is group cable in individual indoor unit Indoor group address is unset Indoor capacity is unset Duplicated central control system address External error was input in indoor Interlock Indoor AC fan error Indoor overfl...

Page 57: ...5 C06 C12 P30 Outdoor 7 segment Auxiliary code Block display Operation Timer Ready Flash Is not displayed In shared use of remote controller According to unit with alarm Abovementioned Main defective position Central control system communication send error Central control system communication receive error There are multiple network adapters Batched alarm of interface for general purpose equipment...

Page 58: ...gerant line is detected while indoor automatic address setting is in progress E23 E23 Outdoor outdoor communication transmission error Signal cannot be transmitted to other outdoor units E25 E25 Duplicated follower outdoor address There is duplication in outdoor addresses set manually E26 Address of outdoor unit from which signal is not received normally E26 Dropping out of outdoor unit Follower o...

Page 59: ...ircuit error 05 TK5 oil circuit error H16 Oil level detection circuit error No temperature change is detected by temperature sensor for oil level detection TK1 5 despite compressor having been started H25 H25 Outdoor discharge temperature sensor TD3 wiring error Wiring installation error or detachment of outdoor discharge temperature sensor TD3 has been detected L04 L04 SIM Duplicated outdoor refr...

Page 60: ...07 All IPDU error SMMS i Series 4 There are insufficient number of IPDUs P C boards in inverter box Error in number of IPDUs Indoor unit has been shut down for external error input in one refrigerant line detected by indoor unit Outdoor discharge temperature sensor TD1 has detected abnormally high temperature Outdoor discharge TD1 temperature error P04 P04 High pressure SW activation High pressure...

Page 61: ...ing error Temperature sensor built into IGBT TH detects overheating P20 P20 ALT High pressure protection activation High pressure Pd sensor detected a value over the criteria SMMS Series 1 04 Rotation difference error 06 Maximum rotation exceeded 08 Out of step 0A Idc activation 0C Fan lock 0d Lock 0E Sync error 0F Control error SMMS i Series 4 0 IGBT circuit 1 Position detection circuit error 3 M...

Page 62: ...ER SET TEST FILTER L L RESET TEMP CL FAN SAVE A A SWING FIX VENT MODE ON OFF UNIT LOUVER T Procedure 1 2 3 Description When pushing SET and TEST buttons simultaneously for 4 seconds or more the below display appears If Service Check is displayed the mode enters in the error history mode s 01 Error history order is displayed in CODE No window s Check Code is displayed in check code window s Indoor ...

Page 63: ... in succession for 4 seconds or more 2 SERVICE CHECK goes on and Item code 01 goes on 3 When selecting flash the group number if there is the alarm history the UNIT number and the latest alarm history are displayed alternately In this time the temperature cannot be set up 4 To confirm the alarm history other than the latest one push temp set to select Item code 01 to 04 5 To confirm the alarm in t...

Page 64: ...n between indoor and outdoor units Communication receiving error between indoor and outdoor units decrease of No of connected indoor units Communication sending error between indoor and outdoor units No indoor unit during setting of automatic address No of connected indoor units capacity over Error of No of center unit Disagreement of refrigerant pipe communication during setting of automatic addr...

Page 65: ...ection of pressure sensor in outdoor unit Low pressure sensor Ps error Pressure sensor error in outdoor unit High pressure sensor Pd error Indoor unit EEPROM error Compressor break down Compressor lock Outdoor unit compressor system error Current detection circuit error Compressor 1 case thermo operation Low pressure Ps drop error Protections stop of outdoor unit Oil face drop detection error Oil ...

Page 66: ...h Operation Timer Ready Alternate flash Check code Cause of trouble occurrence During test run COOL HEAT disagreement Automatic cooling heating setup to automatic cooling heating unavailable model heating setup to cooling only model SVM 13085 indb 66 SVM 13085 indb 66 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 67: ... or network adaptor Check remote controller and network adaptor wiring E04 Indoor unit Indoor outdoor communication circuit error detected at indoor end Stop of corresponding unit Indoor unit is not receiving signal from outdoor unit Check order in which power was turned on for indoor and outdoor units Check indoor address setting Check indoor outdoor tie cable Check outdoor termination resistance...

Page 68: ...m automatic address setting again after disconnecting communication cable to that refrigerant line E15 I F Indoor unit not found during automatic address setting All stop Indoor unit cannot be detected after indoor automatic address setting is started Check connection of indoor outdoor communication line Check for error in indoor power supply system Check for noise from other devices Check for pow...

Page 69: ...roken wire Check communication connectors on outdoor P C boards Check for defect in outdoor P C board I F Check termination resistance setting for communication between outdoor units E25 I F Duplicated follower outdoor address All stop There is duplication in outdoor addresses set manually Note Do not set outdoor addresses manually E26 Address of outdoor unit from which signal is not received norm...

Page 70: ...r TC1 sensor error Stop of corresponding unit Sensor resistance is infinity or zero open short circuit Check connection of TC1 sensor connector and wiring Check resistance characteristics of TC1 sensor Check for defect in indoor P C board F04 I F TD1 sensor error All stop Sensor resistance is infinity or zero open short circuit Check connection of TD1 sensor connector Check resistance characterist...

Page 71: ...perature sensor wiring error TE1 TL All stop During compressor operation in HEAT mode TE1 continuously provides temperature reading higher than indicated by TL by at least specified margin for 3 minutes or more Check installation of TE1 and TL sensors Check resistance characteristics of TE1 and TL sensors Check for outdoor P C board I F error F16 I F Outdoor pressure sensor wiring error Pd Ps All ...

Page 72: ...eck for refrigerant entrapment inside compressor Check for defect in outdoor P C board A3 IPDU Check outdoor MG CTT H03 H03 01 Compressor 1 side 02 Compressor 2 side 03 Compressor 3 side IPDU Current detection circuit error All stop Current flow of at least specified magnitude is detected despite inverter compressor having been shut turned off Check current detection circuit wiring Check defect in...

Page 73: ...Check resistance characteristics of TK1 sensor Check for defect in outdoor P C board I F All stop Sensor resistance is infinity or zero open short circuit Check connection of TK2 sensor connector Check resistance characteristics of TK2 sensor Check for defect in outdoor P C board I F All stop Sensor resistance is infinity or zero open short circuit Check connection of TK3 sensor connector Check re...

Page 74: ...or Check the refrigerant shortage H15 H15 I F TD2 sensor miswiring incomplete insertion All stop Air discharge temperature of TD2 does not increase despite compressor 2 being in operation Check installation of TD2 sensor Check connection of TD2 sensor connector and wiring Check resistance characteristics of TD2 sensor Check for defect in outdoor P C board I F Check code Location of detection Descr...

Page 75: ...stics Check the misconnection of TK1 TK2 TK3 or TK4 Check the SV3E valve error Check the oil circuit capillary clogging and non return valve error Check the hibernating refrigerant in compressor SMMS i 4 series 01 TK1 oil circuit error 02 TK2 oil circuit error 03 TK3 oil circuit error 04 TK4 oil circuit error 05 TK5 oil circuit error I F Oil level detection circuit error All stop No temperature ch...

Page 76: ...unication line between indoor and outdoor L03 Indoor unit Duplicated indoor header unit Stop of corresponding unit There is more than one header unit in group Check for any change made to remote controller connection group individual since indoor address setting Check indoor addresses L04 L04 I F Duplicated outdoor line address All stop There is duplication in line address setting for outdoor unit...

Page 77: ... network adaptor P C board applicable to AI NET L28 L28 I F Too many outdoor units connected All stop There are more than four outdoor units Check No of outdoor units connected Only up to 4 units per system allowed Check communication lines between outdoor units Check for defect in outdoor P C board I F L29 L29 SMMS Series 1 01 A3 IPDU1 error 02 A3 IPDU2 error 03 A3 IPDU1 A3 IPDU2 error 04 Fan IPD...

Page 78: ...ion error in SV41 SV42 or SV43 P04 P04 01 Compressor 1 side 02 Compressor 2 side 03 Compressor 3 side IPDU Activation of high pressure SW All stop High pressure SW is activated Check connection of high pressure SW connector Check for defect in Pd pressure sensor Check outdoor service valves gas side liquid side to confirm full opening Check for defect in outdoor fan Check for defect in outdoor fan...

Page 79: ...r Check heat sink cooling duct for clogging Check IGBT and heat sink for thermal performance for faulty installation e g mounting screws and thermal conductivity Check for defect in A3 IPDU faulty IGBT built in temperature sensor TH P10 P10 Detected indoor address Indoor unit Indoor overflow error All stop Float switch operates Float switch circuit is open circuited or disconnected at connector Ch...

Page 80: ... Gas leak detection TD condition All stop Protective shutdown due to sustained discharge temperature TD1 TD2 or TD3 at or above 108 C for at least 10 minutes is repeated four times or more Check for insufficiency in refrigerant quantity Check PMVs PMV 1 2 for clogging Check resistance characteristics of TD1 TD2 and TD3 sensors Check indoor filter for clogging Check piping for clogging Check SV4 ci...

Page 81: ...heck for defect in outdoor fan Check for defect in outdoor fan motor Check outdoor PMVs PMV1 2 4 for clogging Check indoor outdoor heat exchangers for clogging Check for short circuiting of outdoor suction discharge air flows Check SV2 circuit for clogging Check for defect in outdoor P C board I F Check for defect in indoor fan system possible cause of air flow reduction Check opening status of in...

Page 82: ...fan motor Check the connector connection for fan motor Check the error of IPDU board for fan All stop Sub code 06 External factors such as blast Position detection is not performed properly Restarted in 6 seconds Check the fan motor Check the error of IPDU board for fan All stop Sub code 04 External factors such as blast The difference between targeted rotation and actual rotation is 25 or more Re...

Page 83: ...eck for defect in fan IPDU P C board All stop Sub code D The resistance value of the sensor is infinite or zero open or short circuit Check for defect in fan IPDU P C board All stop Sub code E Fan IPDU DC voltage protection circuit The DC voltage higher or lower than the specified value is detected Check power voltage of the main power supply Check for defect in fan IPDU P C board Check connection...

Page 84: ...vices at other end of central control communication line C12 General purpose device I F Blanket alarm for general purpose device control interface Continued operation Error signal is input to control interface for general purpose devices Check error input P30 Differs according to nature of alarm causing error TCC LINK Group control follower unit error Continued operation Error occurs in follower u...

Page 85: ...t on the external input output board flashes on and off Red LED LD1 of external input output board blinks No Yes Fault with the external input output board Replace No Lead wire is cut or fault of input output board Yes Check the operating status Repair of connector connection Yes Replacement of the connector s lead wire 8 5 Diagnostic Procedure for Each Check Code Indoor Unit Please refer to the m...

Page 86: ...eplace Disconnect the connector CN210 to the indoor P C board Is not connection error or disconnection on the connector CN210 of indoor unit P C board 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 open Is R04 or R05 of the indoor P C board open Pin No 7 6 5 4 ...

Page 87: ... Temperature C Temperature C 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 Indoor TC1 sensor 20 10 0 10 20 30 40 50 60 70 80 90 100 50 100 150 200 5 10 15 20 30 0 0 Resistance kΩ 10 C or below Resistance kΩ 10 C or above Resistance kΩ 115 2 84 2 62 3 46 6 35 2 26 9 20 7 16 1 12 6 10 0 8 0 6 4 5 2 4 2 3 5 2 8 2 4 2 0 1 6 1 4 1 2 Temperature C Temperature C 20 15 10 5 0 5 ...

Page 88: ...outdoor units regularly will cause shortage of capacity freezing water leakage or trouble 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 adhe...

Page 89: ...air intake grilles 2 Attachment 1 Attach the hinge of air intake grille in square hole of body 2 Close the air intake grille and then fix it securely while sliding knob closed side CLOSE 3 Fix the screws of air intake grille fixing knob on a side of each filter Electric parts 1 Detachment box cover 1 Loosen the screw of the electric parts box cover Ø4 x 10 2 pcs 2 The electric parts box cover is m...

Page 90: ...ller wire from each terminal block 3 Remove the connectors which connected from the control P C board to other parts NOTE First unlock the housing and then remove the connectors 2 Attachment 1 Attach the electric parts box and then perform wiring as original NOTE Check there is no missing or contact failure on the connectors 3 2 3 4 P C board Electric parts box Terminal block Fixing screws 2 pcs C...

Page 91: ...te Shaft Square hole Front side screw Support plate Fixing screw 1 Perform works of 1 of 1 1 of 2 and 1 of 3 2 Remove connectors for fan motor wiring from control P C board CN210 Motor power supply 7P White 3 Remove the support plate AP024 to AP056 type only Ø4 x 10 1 pc The screw on a front side is removed and it detaches it from the square hole on the back side 4 The hanging claw on both sides o...

Page 92: ... set to the ditch of the shaft and it fixes with hexagonal screw hole NOTE Be sure to use a torque wrench for fixing and tighten with 4 9N m or more 7 The fan is positioned so that the fan may become a center for fan case upper and it fixes with the hexagonal screw hole NOTE Be sure to use a torque wrench for fixing and tighten with 4 9N m or more Coupling Fan case upper Be sure to confirm that th...

Page 93: ...he connectors 3 Remove the fixing screws of the fixing plate 2 pcs at the side of the fan motor Ø5 x 10 2 pcs 4 While supporting the fan motor by hands remove the the fan motor 2 Attachment 1 Attach as before in fan motor 䊻㻌 motor fixing plate 䊻 fan 䊻㻌electric part box cover order Attach the connector then perform wiring as original 5 The fixing plate 6 Fan motor SVM 13085 indb 93 SVM 13085 indb 9...

Page 94: ... Slide to the air discharge side remove the side cover 2 Attachment 1 Insert hooking claw of the side cover in the square hole on the main body Slide to the air intake side and attach the side cover 2 Fix the side cover by screws One side Ø4 x 10 1 pc 7 Screw The side cover Direction of slide SVM 13085 indb 94 SVM 13085 indb 94 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 95: ...ou remove forcibly which may result in the product breaks 6 When you remove the signal receiving unit lap the end of flat head screw driver with vinyl tape and forcedly insert it into the groove at the side under circle mark on the cover 2 Attachment 1 Attach the under panel from air discharge side according to drain pan 2 Attach the screws as original position 80 160 type attach the support plate...

Page 96: ...f the drain pan is peeled off and an inside shoulder screw is removed AP015 to AP027 type 1 pc AP036 to AP056 type 2 pcs When installing the heat insulator peeled off is used 5 Slide to the air discharge side remove the drain pan 2 Attachment 1 The drain cap is surely inserted up to the drain pan root 2 Slide to the air discharge side hooking surely the frame on fan side 3 Attach the shoulder scre...

Page 97: ...The main body of PMV is exposed cutting the butyl rubber with the cutter etc 7 Loosen the nuts fixing PMV with double spanner to remove PMV 2 Attachment 1 Mount PMV motor with a spanner wrench 2 Covers with the butyl rubber of the main body of PMV as before 3 Fasten the parts as before in order WKH IL LQJ SODWH ĺ WKH SDUWLWLRQ SODWH RI HYDSRUDWRU ĺ UDLQ SDQ ĺ 8QGHU SDQHO 8 The screw of the fixing ...

Page 98: ...of the partition plate is removed while holding the heat exchanger the partition plate is removed Ø4 x 10 4 pcs 5 The screw of the heat exchanger on the partition plate and the other side is removed while holding the heat exchanger and the heat exchanger is removed 2 Attachment 1 Attach as before in heat exchanger 䊻㻌 sensor 䊻 piping support 䊻 drain pan 䊻 under panel order 2 Connect the refrigerant...

Page 99: ...rough 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 Replacement of P C board for Indoor unit servicing and power on 2 Writing the read out EEPROM data 3 Power reset for all indoor units connected to the remote control when the group operation control...

Page 100: ...atus It takes approx 1 min until the remote controller operation is available again CODE No required at least 1 The CODE No for the Indoor unit type and Indoor unit capacity are required to set the rotation number setting of the fan 2 If the system indoor group addresses are different from those before replacement the auto address setting mode starts and the manual resetting may be required again ...

Page 101: ...es if the setting data is displayed 4 Change the CODE No DN to by pushing buttons for the temperature setting 5 Select the capacity by pushing buttons for the timer setting For example AP027 Type is set to 0012 Refer to table 3 6 Push SET button The setting completes if the setting data are displayed Fig 1 RBC AMT32E B In case that power of the indoor units cannot be turned on individually Case 1 ...

Page 102: ... described above check the setting data and modify to the data put down in 1 Step 8 Repeat the steps 6 and 7 Step 9 After the setting completes push TEST button to return to the normal stop status It takes approx 1 min until the remote control operation is available again The CODE No DN are ranged from to The CODE No DN is not limited to be serial No Even after modifying the data wrongly and pushi...

Page 103: ...termined 0002 2 C flooring installation type 0 0000 Heat pump Depending on model type Depending on capacity type 0099 Not determined 0099 Not determined 0099 Not determined Depending on Type 0003 3 deg Ts 1 5 0000 None 0000 Thermo ON 0000 Not available 0000 Body sensor 0000 Standard 0000 Available 0075 75 0001 Enable 0000 None Table 2 Type CODE No 10 Table 3 Indoor unit capacity CODE No 11 EEPROM ...

Page 104: ... 104 FILE NO SVM 13085 11 EXPLODED VIEWS AND PARTS LIST 11 1 MMC AP0157HP E MMC AP0187HP E MMC AP0157HP TR MMC AP0187HP TR SVM 13085 indb 104 SVM 13085 indb 104 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 105: ...E D 2 2 2 2 022 43T22328 ASM FAN CASE U 2 2 2 2 023 43T21443 MOTOR FAN 1 1 1 1 024 43T46431 VALVE PMV 1 1 1 1 025 43T46416 MOTOR PMV 1 1 1 1 026 43T47386 STRAINER 1 1 1 1 027 43T46417 SHEET PMV 1 1 1 1 028 43T60446 LEAD MOT 1 1 1 1 029 43T62349 GROMMET 1 1 1 1 030 43T62350 GROMMET 1 1 1 1 031 43T70317 ASM HOSE 1 1 1 1 032 43T83313 HOSE BAND 2 2 2 2 033 43T79320 CAP DRAIN 1 1 1 1 034 43T80338 AIR F...

Page 106: ...0435 SERV TERMINAL 1 1 1 1 403 43T60362 TERMINAL 1 1 1 1 404 43T62348 COVER E BOX 1 1 1 1 405 43T50351 HOLDER TA 1 1 1 1 406 43T61317 BASE CLAMP 1 1 1 1 407 43T6V442 PC BOARD ASSY 1 1 1 1 408 43459017 ASM PCB OP 1 1 1 1 409 43T50476 SERVICE SENSOR 1 1 1 1 410 43T50477 SERVICE SENSOR 1 1 1 1 SVM 13085 indb 106 SVM 13085 indb 106 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 107: ... 107 FILE NO SVM 13085 11 2 MMC AP0247HP E MMC AP0277HP E MMC AP0247HP TR MMC AP0277HP TR SVM 13085 indb 107 SVM 13085 indb 107 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 108: ...3 3 3 024 43T22323 BEARING 1 1 1 1 025 43T22324 COUPLING 1 1 1 1 026 43T22325 SHAFT 1 1 1 1 027 43T21444 MOTOR FAN 1 1 1 1 028 43T46414 VALVE PMV 1 1 1 1 029 43T46416 MOTOR PMV 1 1 1 1 030 43T47386 STRAINER 1 1 1 1 031 43T46417 SHEET PMV 1 1 1 1 032 43T60446 LEAD MOT 1 1 1 1 033 43T62349 GROMMET 1 1 1 1 034 43T62350 GROMMET 1 1 1 1 035 43T70317 ASM HOSE 1 1 1 1 036 43T83313 HOSE BAND 2 2 2 2 037 4...

Page 109: ...0435 SERV TERMINAL 1 1 1 1 403 43T60362 TERMINAL 1 1 1 1 404 43T62348 COVER E BOX 1 1 1 1 405 43T50351 HOLDER TA 1 1 1 1 406 43T61317 BASE CLAMP 1 1 1 1 407 43T6V442 PC BOARD ASSY 1 1 1 1 408 43459017 ASM PCB OP 1 1 1 1 409 43T50476 SERVICE SENSOR 1 1 1 1 410 43T50477 SERVICE SENSOR 1 1 1 1 SVM 13085 indb 109 SVM 13085 indb 109 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 110: ... 110 FILE NO SVM 13085 11 3 MMC AP0367HP E MMC AP0487HP E MMC AP0567HP E MMC AP0367HP TR MMC AP0487HP TR MMC AP0567HP TR SVM 13085 indb 110 SVM 13085 indb 110 12 24 13 10 56 AM 12 24 13 10 56 AM ...

Page 111: ...1 024 43T22324 COUPLING 1 1 1 1 1 1 025 43T22326 SHAFT 1 1 1 1 1 1 026 43T21445 MOTOR FAN 1 1 1 1 1 1 027 43T46415 VALVE PMV 1 1 1 1 1 1 028 43T46416 MOTOR PMV 1 1 1 1 1 1 029 43T47386 STRAINER 1 1 1 1 1 1 030 43T46417 SHEET PMV 1 1 1 1 1 1 031 43T60446 LEAD MOT 1 1 1 1 1 1 032 43T62349 GROMMET 1 1 1 1 1 1 033 43T62350 GROMMET 1 1 1 1 1 1 034 43T70317 ASM HOSE 1 1 1 1 1 1 035 43T83313 HOSE BAND 2 ...

Page 112: ... TR 0567HP TR 401 43T50347 SENSOR ASSY SERVICE 2 2 2 2 2 2 402 43T60435 SERV TERMINAL 1 1 1 1 1 1 403 43T60362 TERMINAL 1 1 1 1 1 1 404 43T62348 COVER E BOX 1 1 1 1 1 1 405 43T50351 HOLDER TA 1 1 1 1 1 1 406 43T61317 BASE CLAMP 1 1 1 1 1 1 407 43T6V442 PC BOARD ASSY 1 1 1 1 1 1 408 43459017 ASM PCB OP 1 1 1 1 1 1 409 43T50476 SERVICE SENSOR 1 1 1 1 1 1 410 43T50477 SERVICE SENSOR 1 1 1 1 1 1 ...

Page 113: ... NOTE 1 If there are 2 or more refrigerating systems in a single refrigerating device the amounts of refrigerant should be as charged in each independent device For the amount of charge in this example The possible amount of leaked refrigerant gas in rooms A B and C is 10kg The possible amount of leaked refrigerant gas in rooms D E and F is 15kg NOTE 2 The standards for minimum room volume are as ...

Page 114: ...BA CARRIER THAILAND CO LTD 144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND SVM 13085 indb 114 SVM 13085 indb 114 12 24 13 10 56 AM 12 24 13 10 56 AM ...

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Summary of Contents for MMC-AP0157HP-E (TR)

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Toshiba MMC-AP0157HP-E (TR), Service Manual, Page: 66 / 114

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Summary of Contents for MMC-AP0157HP-E (TR)

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