Mitsubishi PE-12- Manuals

8 2. POWER SUPPLY & MODEL NAMES NOTE : 1. Power supply key N ········1ph, 220V, 60Hz V (L) ···1ph, 220, 230, 240V, 50Hz Y ··· 3ph, 380 / 220, 400 / 230, T ·········3ph, 220V, 60Hz 415 / 240V, 50Hz, 4wires 2. Primary power supplies for all indoor units are single - phase. 3. ELECTRICAL SPECIFICAT...

9 DATA 5 1. PERFORMANCE DATA Cooling capacity 50Hz PE-3EJA 2 .TH 22 0.260.69 Evaporator airflow (m 3 /min) Bypass factorsS.H.F. at rating conditions Service Ref.TemperatureOutdoor D.B. Indoor D.B. 34 0.210.76 7.27.77.98.08.28.77.17.57.87.98.08.56.87.37.57.67.78.26.77.17.47.57.68.16.57.07.27.37.47.96...

10 Cooling capacity 50Hz PE-3EJA 3 .TH 22 0.260.72 Evaporator airflow (m 3 /min) Bypass factorsS.H.F. at rating conditions Service Ref.TemperatureOutdoor D.B. Indoor D.B. 7.58.08.38.48.59.07.47.88.18.28.48.97.17.67.87.98.18.67.07.47.77.87.98.46.87.37.57.67.78.36.56.97.27.37.47.96.56.97.17.27.47.96.2...

12 Cooling capacity 60Hz PE-3EJA 2 .TH, PE-3EJA 3 .TH 26 0.350.67 Evaporator airflow (m 3 /min) Bypass factorsS.H.F. at rating conditions Service Ref.TemperatureOutdoor D.B. Indoor D.B. 34 0.230.74 8.18.78.99.09.29.77.98.58.78.99.09.67.78.28.48.58.79.37.58.08.38.48.69.17.37.88.18.28.48.97.07.57.87.9...

15 2. STANDARD OPERATION DATA V A V A Capacity Input Indoor unit Service Ref. Phase, Hz Volts Amperes Outdoor unit Service Ref. Phase, Hz Volts Amperes Discharge pressureSuction pressureDischarge temperatureCondensing temperatureSuction temperatureRef. pipe length Discharge air temperature Service R...

18 Service Ref. : PE-4EJSA 2 .TH 3. FAN PERFORMANCE AND CORRECTED AIRFLOW Service Ref. : PE-3EJA 2 .TH PE-3EJA 3 .TH Airflow (m /min) 50Hz 50Hz Recommended range 150 100 50 Hi Lo 0 1.0 0.95 1.05 0.9 20 22 25 30 35 37 20 22 25 30 35 37 40 External static pressure(Pa) (1Pa = 0.1mmAq) Correction factor...

Refrigerant-pipe flared connection [ 9.52 (3/8) Refrigerant-pipe flared connection [ 15.88 (5/8) Electrical parts box Drainage pan Drainage pipe connection R1 (male) Service panel (Indoor coil thermistor) Room temperature thermistor Heat insulator t10 (3/8) Air intake duct flange Air intake Wiring e...

23 2. REMOTE CONTROLLER Remote controller cable installation MITSUBISHI ELECTRIC 12 11 10 9 8 7 6 5 4 3 2 1 29 28 27 26 25 24 23 22 21 20 19 18 TIMER TEMP TIMER/TEMP. UP DOWN POWER COOL ON/OFF MODE SELECT FAN SPEED TIMER MODE DRY FAN HIGH LOW AUTO STOP START 75 69 108 117 108 96.5 12 90.5 11.6 3.6 3...

24 7 WIRING DIAGRAM SYMBOL NAME C1 FAN MOTOR CAPACITOR CN120<I.B> REMOTE CONTROLLER TRANSMISSION WIRECONNECTOR CN51<I.B> REMOTE INDICATOR CONNECTOR CNR120<R.B> REMOTE CONTROLLER TRANSMISSION WIRECONNECTOR FI,2<I.B> FUSE (6.3A 250V) I.B INDOOR CONTROLLER BOARD LD1<R.B> R...

25 REFRIGERANT SYSTEM DIAGRAM 8 PE-3EJA 2 .TH / PU-3VJA 1. TH, PU-3YJA 1 .TH, PU-3NJA 1 PE-3EJA 3 .TH, / PU-3NJA 1 PE-3EJA 3 .TH PU-3C type PE-3EJA 2 .TH PU-3A type Indoor heat exchanger Outdoor heat exchanger Indoor coilthermistorRT2 Distributorwith strainer Indoor heat exchanger Indoor coilthermis...

26 PE-5EJSA 2 .TH / PU-5YJSA.TH, PU-5TJSA 1 PE-6EJSA 2 .TH / PU-6YJSA.TH, PU-6TJSA 1 Indoor heatexchanger Outdoor heatexchanger Flaredconnection Flexible tube Compressor Flaredconnection High pressureswitch Low pressure switch(only PU-5,6TJSA 1 ) Refrigerant pipe [ 9.52 (3/8") (With insulator) o...

30 10 MICROPROCESSOR CONTROL MITSUBISHI ELECTRIC 12 11 10 9 8 7 6 5 4 3 2 1 29 28 27 26 25 24 23 22 21 20 19 18 TIMER TEMP TIMER/TEMP. UP DOWN POWER COOL ON/OFF MODE SELECT FAN SPEED TIMER MODE DRY FAN HIGH LOW AUTO STOP START 1. OUTLINE OF MICROPROCESSOR CONTROL ● ON-OFF switching. ● COOL-FAN selec...

31 2. INDOOR UNIT CONTROL 2-1 COOL operation (1) Compressor control 1 3 minute time delay To prevent overload, the compressor will not start within 3 minutes after stop. 2 The compressor runs when the room temperature is higher than the set temperature. The compressor stops when the room temperature...

32 2-2 DRY operation (1) Compressor control 1 3-minute time delay To prevent overload, the compressor will not start within 3 minutes after stop. 2 The compressor runs when the room temperature is higher than the set temperature. The compressor stops when the room temperature is equal to or lower th...

33 2-3 FAN operation <How to operate> 1 Press POWER ON / OFF button. 2 Press MODE SELECT button to set operation mode to FAN. NOTES : Temperature can not be set in FAN operation. (1) Indoor fan control The indoor fan speed LOW / HIGH depends on the remote controller setting. 2-4 TIMER operatio...

34 2-6 Self-diagnostic function ! When trouble occurs during operation, the unit stopsand displays the trouble location with the timer lampson the remote controller. All the other lamps are OFFnormally. @ To activate the self-diagnostic function for service,press the UP and DOWN buttons simultaneous...

35 2-8 Function of jumper wire and dip switch on indoor controller board 1. Jumper wire 1 JR1...Jumper wire for the auto vanes.Cut JR01 for the unit WITHOUT auto vanes. 2 JR2...Jumper wire for the temperature to start coil frost preventionCutting JR02 changes the temperature from +1°C to -3°C. 3 JR3...

36 11 TROUBLESHOOTING 12 11 10 9 8 7 6 5 1 2 3 4 29 28 27 26 25 24 23 22 18 19 20 21 1. SELF-DIAGNOSTIC FUNCTION ! When trouble occurs during operation, the unit stops and enters the self-diagnostic mode, and displays the trouble loca-tion with the timer lamps on the remote controller. All the other...

37 Power ON/OFF buttondoes not work. Indoor/outdoor connect-ing wire is connectedincorrectly.Indoor/outdoor connect-ing wire shorts.Compressor protector isdamaged.Dicer is broken. Remote controller isdamaged.Transmission wire ispoorly connected. Transmission wire isdamaged.Connector is poorlyconnect...

38 3. How to check the parts PE-EJ(S)A.TH Room temperaturethermistor (RT1) Indoor coil thermistor (RT2) Trans Fan motor Disconnect the connector, then measure the resistance using a tester.(Surrounding temperature 10°C~30°C) Disconnect the connector and measure the resistance using a tester. Measure...

39 DISASSEMBLY PROCEDURE 12 OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 1. Removing the drain pan ! Unscrew each set screw on the right and left, and remove the drain pan pushing it toward the back. (See Photo 1) PE-3EJA 2 .TH PE-3EJA 3 .TH Photo 1 2. Removing the electrical parts ! Remove the elec...

40 OPERATING PROCEDURE PHOTOS 4. Removing the fan Note : Perform the following with the indoor unit lowered down to the floor. ! Remove the drain pan. (See Photo 1) @ Disconnect the connector for the fan motor. (See Photo 3) # Take out the fan after removing the 7 set screws of the fan plate. (See P...

41 PARTS LIST 13 STRUCTURAL PARTSPE-3EJA 1 .TH PE-3EJA 2 .TH PE-3EJA 3 .TH 1 2 3 4 5 6 7 8 9 10 11 12 13 14 (R300B098F04) (R302D730G01) (BA02G745G10) (BG00T021B01) (BA00H896G08) (BB02R503G10) (R302G070G01) (BA02L499G04) 2PCS/SET MF1 Price Amount Unit Q'ty/set PE-3 EJA 1 .TH, EJA 2 .TH, EJA 3 .TH No....

42 STRUCTURAL PARTSPE-4EJSA 1 .TH PE-4EJSA 2 .TH 12 14 6 3 9 8 7 9 10 11 5 4 13 2 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 1 1 1 1 1 1 2 1 1 1 1 1 2PCS/SET (BB00L212G04) (BB02T248G02) (R302D730G01) (BA00N328G08) (BG00T022B01) (BB02G686G05) (BA00H896G09) (BB02G810G05) MF1 Price Amount Unit Q'ty/set PE-...

45 OPTIONAL PARTS 14 1. REFRIGERANT PIPES Service Ref. : PE-3EJA 2 .TH / PE-3EJA 3 .TH Service Ref. : PE-4EJSA 2 .TH, PE-5EJSA 2 .TH, PE-6EJSA 2 .TH Note 1. How to connect refrigerant pipes. Factory supplied optional refrigerant piping contains refrigerant at the above atmospheric pressure. As long ...

46 Centralized Remote controller Use 6-wire cable Connect to indoor unit 2-wire cable Connect to CN1 Connect to CN1 Program timer 3-3 How to connect program timer ! Install the program timer next to the remote controller the same way as the remote controller is installed. @ Connect the program timer...

47 BACK ACTIVE BYPASS POWERON/OFF DUAL CENTRAL AHEAD MITSUBISHI ELECTRIC E N G A G E D G R O U P A C T I V E B Y P A S S G R O U PS E L E C T I O N P R O G R A MT I M E R C O N T R O L L E RO P E R A T I O N D U A L C E N T R A L 1 2 3 4 5 6 7 8 9 10 1 1 7 117 BACK ACTIVE BYPASS POWERON/OFF DUAL CEN...

48 TERMINAL-BLOCKFOR TRANSMISSION TERMINAL-BLOCKOF POWER SUPPLY Tie-lap TRANSFORMER Fuse(5A) Tle-lap LN E Transmission (W) (BN) (R) (O) (Y) T 200 220 230 240 5A L N E POWERSUPPLY Wiring has to be change whena 200,230 or 240 power is used. BACK ACTIVE BYPASS POWERON/OFF DUAL CENTRAL AHEAD E N G A G E...

49 5-2 Connection method Connection and wiring methods differ with the type of the indoor unit used. Confirm the type before carrying out the work. 5-1 Parts included ➀ ADAPTER ··························1P ➁ 3-core cable ···························1P ➃ 4-core cable ···························1P ➂ 3-...

50 (2) Set the address number (from SW1-1 to SW1-6) in the dip switch when a centralized remote controller isbeing used. The address is the control number of each unit in thecentralized control system. As the address serves as a time-delay device aswell, sequential starts (all units are triggered co...