Mitsubishi PU-5TJSA- User Manual

Page 2 - FEATURES; ADVANCED REMOTE CONTROLLER; Every operation condition is indicated on the LED display.; (3) Simultaneous display of set temperature and room temperature; Indoor unit; Ceiling Suspended; Remote controller; Note: Rating condition

2 1 FEATURES 1. ADVANCED REMOTE CONTROLLER (1) Ultra-thin 12mm (1/2”) remote controller The streamelined, square controller is designed to blend with any inte-rior. Also, the sophisticated microprocessor allows you to easily carryout a wide range of operations. (2) Attractive LED display Every opera...

Page 4 - PART NAMES AND FUNCTION; EASY MAINTENANCE NO MAINTENANCE NECESSARY FOR 2500 HOURS

PART NAMES AND FUNCTION 2 4 Air outlet Intake grille Air intake Left/right guide vanes Change the direction of airflowfrom the horizontal blower. Long-life filter Removes dust and foreigh matter from air coming inthrough the grille (Recommended cleaning interval :Approx, every 2,500 operating hours)...

Page 5 - Display Panel; MODE SELECT button

5 ● Remote controller Settings remain in effect until changed. Airconditioner can be operated by simply pushingON/OFF button once settings have beenmade. 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 LOUVER MODE SE...

Page 6 - SPECIFICATIONS; STANDARD SPECIFICATIONS

6 3 SPECIFICATIONS Notes : w 1. Rating condition (JISB8616) Indoor : 27 O C (80 O F) D.B., 19 O C (66 O F) W.B. Outdoor : 35 O C (95 O F) D.B., 24 O C (75 O F) W.B. Refrigerant piping length (one way) : 5m (16ft) w 2. Total input based indicated voltage (In/Out) Rating conditions (JISB8616) w 3. The...

Page 7 - Indoor unit Service Ref.

7 Service Ref. External finish Fan motor output Airflow Lo-Hi External static pressure Operation control & Thermostat Noise level Low-High Cond. drain connector Dimensions Weight Service Ref. External finish Refrigerant (R-22) control Crankcase Heater w 3 Compressor output Protection devices Fan...

Page 8 - ELECTRICAL SPECIFICATIONS

8 3. ELECTRICAL SPECIFICATIONS Rating conditions — JIS B8616 Indoor : 27°C (80°F) D.B., 19°C (66°F) W.B. Outdoor : 35°C (95°F) D.B., 24°C(75°F) W.B. Serises PC Indoor unit (Single phase) Rating conditions — SSA385, 386 Indoor : 29°C (84°F) D.B., 19°C (66°F) W.B. Outdoor : 46°C (115°F) D.B., 24°C(75°...

Page 9 - DATA; Cooling capacity 50Hz

9 DATA 4 1. PERFORMANCE DATA Cooling capacity 50Hz Cooling Capacity Correction Factors 50Hz Service Ref. Refrigerant piping length (one way) 5m(16ft) 10m(33ft) 15m(49ft) 20m(66ft) 25m(82ft) 30m(98ft) 35m(115ft) 40m(131ft) PC-2GJA 1 1.0 0.985 0.975 0.964 0.954 0.944 — — PC-2.5GJA 1 1.0 0.983 0.972 0....

Page 11 - Electrical circuit; Frequency

11 2. STANDARD OPERATION DATA 3. OUTLET AIR SPEED AND COVERAGE RANGE Capacity Input Indoor unit Service Ref. phase, Hz Volts Amperes Outdoor unit Service Ref. phase, Hz Volts Amperes Discharge pressure Suction pressure Discharge temperature Condensing temperature Suction temperature Ref. pipe length...

Page 12 - OUTLINES AND DIMENSIONS

12 5 OUTLINES AND DIMENSIONS 1. INDOOR UNIT PC-2GJA 1 180 210 157 15 85 182 (3/8F) liquid 201 (5/8F) gas 241 (Drainage) Air intake 918 254 680 Electrical box 226 70 525 928 352 263 171 138 86 46 175 1 131 38 3879 161 32 179 42 6-7 Celling Electrical box [FRONT VIEW] When electrical box is pulled dow...

Page 16 - Remote controller cable installation; For exposed remote controller cable installation

16 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 LOUVER MODE SELECT FAN SPEED TIMER MODE DRY FAN HIGH LOW ON AUTO STOP START 75 69 108(4-1/4) 117(4-5/8) 108(...

Page 17 - WIRING DIAGRAM

17 WIRING DIAGRAM 6 SWC SWA OP STD 1 2 3 CNP D.U.M 3 1 X1 X1 CN120 LD9 LD6 SW4 LD24 SW8 LD23 LD22 LD21 LD20 LD19 LD18 LD17 LD16 LD15 LD14 LD13 LD12 LD11 LD10 LD5 LD4 LD3 LD1 LD7 SW7 SW6 SW5 SW3 LD8 SW2 SW1 12 fig:*3 Remote control transmissing wire 12VDC with 12 core connector 1 12 MV 6 6 CN2 TIMER ...

Page 18 - REFRIGERANT SYSTEM DIAGRAM

18 7 REFRIGERANT SYSTEM DIAGRAM Indoor heatexchanger Indoor coilthermistorRT2 Distributorwith strainer Outdoor heatexchanger Ball valve (with service port) Flaredconnection Flexible tube Compressor flow of refrigerant Capillary tube size Capillary tube Capillary tube forinjection Flaredconnection Lo...

Page 19 - OUTDOOR UNIT; INDOOR UNIT; Strainer

19 Thermalswitch Indoor heatexchanger Distributorwith strainer Flaredconnection Flexible tube Compressor : flow of refrigerant Flaredconnection High pressureswitch (With insulator) option Refrigerant pipe 9.52 (3/8F) OUTDOOR UNIT (With insulator) option Refrigerant pipe 19.05 (3/4F) Ballvalve Check ...

Page 20 - Start

20 8 OPERATION FLOW-CHART Models : PC-GJA1. Main operation 1 Start POWER SUPPLY Live ON/OFF button ON TIMER MODE button ON During operation AUTO STOP lamp ON AUTO START lamp ON Auto start timer1 12Hr up/ press12 1Hr down/ press Abnormal operation mode MODE SELECT button EMERGENCY ALL STOP STOP STOP ...

Page 21 - COOLING OPERATION; during auto vane SWING, the auto vane will continue to swing.

21 COOL operation Initial COOLING NO NO NO NO NO YES YES YES YES YES NO YES YES YES YES YES YES YES YES YES YES YES NO NO NO NO YES NO NO NO NO NO NO NO NO NO Vane initial setting Fan speed LOW Downward discharge 1 hour Vane setting notch Vane horizontal airflow Compressor thermostat ON Allowance ca...

Page 22 - DRY OPERATION

22 w 8—9 Refer to page 24~25. w 12 When room temperature is 18°C or below, the compressor cannot operate.When room temperature rises over 18°C, the compressor starts after a 3-minute time delay. w 13 Compressor ON time is decided by room temperature. Refer to page 24~25. w 14 In dry operation, compr...

Page 23 - MICROPROCESSOR CONTROL; OUTLINE OF MICROPROCESSOR CONTROL; REMOTE CONTROLLER; INDOOR CONTROLLER BOARD

23 MICROPROCESSOR CONTROL 9 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 LOUVER MODE SELECT FAN SPEED TIMER MODE DRY FAN HIGH LOW ON AUTO STOP START 1.OUTLINE OF MICROPROCESSOR CONTROL ● OFF-ON switching. ● COOL/D...

Page 24 - INDOOR UNIT CONTROL

24 2. INDOOR UNIT CONTROL 2-1COOL 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 room temperature is higher than set temperature. The compressor stops when room temperature is equal to ...

Page 25 - (4) Detecting abnormalities in the outdoor unit; NOTES : Temperature can not be set in FAN operation.

25 <Termination conditions>Coil frost protection is released when the start condition is not satisfied again during the allowance, or when the COOL modestops or changes to another mode. (2) Indoor fan control Indoor fan speed LOW/HIGH depends on the remote controller setting.However, if an out...

Page 26 - DISPLAY SELECT button.

26 <Timer function>AUTO STOP ·········The air conditioner stops after the set time lapses.AUTO START ········The air conditioner starts after the set time lapses.<How to operate AUTO STOP timer> 1 While ● POWER lamp is lighting, press TIMER MODE button. and lamps turn ON. 2 Set the time ...

Page 27 - -6 Emergency operation; -7 Auto Restart function

27 2-5 Test run The unit starts the test run by pressing both the UP and DOWN buttons simultaneously for more than two seconds during lamp ON or the unit OFF. ● The test run automatically stops in 2 hours. ● Set temperature is not displayed during test run. ● To cancel the test run, press the POWER ...

Page 29 - TROUBLESHOOTING

29 TROUBLESHOOTING 10 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 lamps are OFF. @ To activate the self-diagnostic function for ...

Page 30 - DISASSEMBLY PROCEDURE; OPERATING PROCEDURE; Removing the air intake grill; ward to open the intake grill.; Removing the electrical box; the electrical cover.; Figure 1

30 11 DISASSEMBLY PROCEDURE OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 1. Removing the air intake grill (1) Slide the intake grill holding knobs (at two locations) back- ward to open the intake grill. (2) When the intake grill left open, push the stoppers on the rear hinges (at two locations) to p...

Page 31 - Figure 2; Removing the side panel; side panel by sliding the panel to the front.; screw; Removing the fan motor; upper side of the casing.; Photo 2

31 Figure 2 5. Removing the side panel (1) Remove the air intake grill.(2) Remove the screw from the side panel, and remove the side panel by sliding the panel to the front. screw side panel sliding the panelto the front OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 3. Removing the fan motor (1) Remo...

Page 32 - Removing the vane motor; Photo 5

32 OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 6. Removing the vane motor (1) Remove the air intake.(2) Remove the left side panel.(3) Remove the relay connector of vane motor.(4) Remove the electrical box.(5) Remove the screws of vane motor, then remove vane motor. (Note) Connect the lead wires an...

Page 33 - Removing the drain pan; and left side drain pan.; Removing the guide vane; Photo 8

33 OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 9. Removing the drain pan (1) Remove the air intake grill.(2) Remove the beam.(3) Remove the side panel (right and left).(4) Remove the under panel. Remove the screws of the right and left side drain pan. (5) Remove the insiation in center of the drain...

Page 34 - Removing the heat exchanger

34 OPERATING PROCEDURE PHOTOS&ILLUSTRATIONS 12. Removing the heat exchanger (1) Remove the air intake grill.(2) Remove the beam.(3) Remove the side panel. (right and left)(4) Disconnect the relay connector.(5) Remove the under panel.(6) Remove the drain pan.(7) Unscrew the screw of the pipe cove...

Page 35 - Amount; Part numbers that are circled not shown in the figure.; PARTS LIST

35 No. Part No. Part Name Specification PC-2 GJA, GJA 1 Wiring Diagram Symbol Recom- mended Q'ty Unit Amount Q'ty / set Price Part numbers that are circled not shown in the figure. 1 2 3 4 5 6 7 8 9 10 11 12 13 FAN MOTOR MOTOR LEG PIECE (MOTOR) CASING SIROCCO FAN INDOOR COIL THERMISTOR DRAIN PAN ASS...

Page 46 - OPTIONAL PARTS; REMOTE CONTROLLER EXTENSION CABLE

46 13 OPTIONAL PARTS Note 1. How to connect refrigerant pipes. Factory supplied optional refrigerant pipings contain refrigerant at the above atmospheric pressures. As long as con-nection takes no more than 5 minutes, no air will enter, and there will be no need for air purging.Remove the blind caps...

Page 47 - CENTRALIZED REMOTE CONTROLLER; Allows individual or combined control of up to 16 units.

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...

Page 48 - -3 Connection method; Use a

48 AN E T (Y) (W) (R) (O) (BR) 5A A POWER SUPPLY N E Fuse(5A) Tie-lap Wiring has to be changed when a 200,230 or 240V power is used. Tie-lap TRANSFORMER Transmission TERMINAL-BLOCKFOR TRANSMISSION TERMINAL-BLOCKOF POWER SUPPLY 200 220 230 240 BACK ACTIVE BYPASS POWERON/OFF DUAL CENTRAL AHEAD E N G A...

Page 49 - Fixing screw holes

49 4. Set the address number (from SW1-1 to SW1-6) in the dipswitch 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 coll...

Page 50 - PROGRAM TIMER ADAPTER; -2 Connection method

50 5. PROGRAM TIMER ADAPTER This adapter is needed when a program timer(PAC-815PT)or a centralized remote controller(PAC-805RC)is used. 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 ...

Page 51 - REMOTE INDICATION ADAPTER; Applicable Service Ref.

51 BRNRED ORNYLW GRN JSTXHP-3 BRN RED ORN YLW GRN 5 52 <Wiring> CN51 connector (5P) 5 1 GREEN YELLOW ORANGE RED BROWN Electrical insulation is needed. Optional multiple displayadapter Wiring at the actual place The maximum distance betweenindoor board and relay is 10m. Power supply RL GL X1 X2...

Mitsubishi PU-5TJSA- User Manual

Table of Contents:

Summary

Other Mitsubishi Models