Mitsubishi Electric Mr.Slim PKFY-P32VGM Technical & Service Manual Download Page 9

9

5

WIRING DIAGRAM

PKFY-P32VGM, PKFY-P40VGM, PKFY-P50VGM

PIN

BLU

YL

W

ORN

RED

BRN

SW3

10

9

8

7

6

ON

OFF

1 2 3 4 5

SW2

ON

OFF

1 2 3 4 5 6

P32VGM

Models

ON

OFF

1 2 3 4 5 6

P40VGM

10

9

8

7

6

ON

OFF

1 2 3 4 5

Models

SW2

P50VGM

ON

OFF

1 2 3 4 5 6

5

4

3

2

1

OFF

ON

6 7 8 910

SW3

<

1 >

The black square (

) indicates a switch position.

See fig: 

1

ORN

BLU

RED

BRN

WHT

YL

W

(RED)

CN50

DRAIN

CN29

GAS

(BLK)

CN21

LIQUID

(WHT) (RED)

CN20

INTAKE

N

TB2

L

GRN/YLW

~ 220-240V  50Hz

~ 220V  60Hz

POWER SUPPLY

PULL BOX

BREAKER(15A)

FUSE(15A)

TO NEXT INDOOR UNIT

BLU

BLU

S(SHIELD)

M1

M2

REMOTE CONTROLLER
DC24-30V

{

BC CONTROLLER

TO OUTDOOR UNIT

TB5

(BLU)

M-NET

CN2M

AC220-240V

T

AC18.4V

RED
BLU

BLU

BLU

CN52

(WHT)

REMOTE

INDICATION

CN51

CENTRALLY

CONTROL

(WHT)

LEV

(WHT)

CN60

CN32

REMOTO

SWITCH

(WHT)

BLU

RED

FUSE

250V

 6.3A

CND

(RED)

CN3T

(RED)

ADDRESS

(RED)

CN42

ADDRESS

(RED)

CN81

(GRN)

VANE

CN6V

RED

WHT

CNT

(WHT)

FAN1

(WHT)

WHT

BLK

RED

3RD

DIGIT

2ND

DIGIT

1ST

DIGIT

CONNEC

(RED)

ADDRESS

CN82

CN43

(RED)

ADDRESS

240V

220V

SW5

SWC

CN26

4

1

1

3

5

1

5

1

4

3

2

X4

TH22

 LED5

LED2

LED1

LED3

LED4

0N

SW4

1

4

1

0N

1 2 3 4 5 6 7 8 910

2 3 4 5 6

SW3

SW2

ON

OFF

1 2 3 4 5 6 7 8 910

SW1

SW12 SW11

A.B

0

0

F.C

HA

CN41

6

ZNR

X4

SW14

0

0FF

MV

8

0FF

LEV

TH23

TH21

(WHT)

I.B

C1

1.At servicing for outdoor unit,always follow the wiring diagram of outdoor unit.

2.Symbol[S] of TB5 is the shield wire connection.

3.Symbols used in wiring diagram above are,       :terminal block,               :connecter.

4.The setting of the SW2 dip switches differs in the capacity for the detail,see the table below.

5.Please set the switch SW5 according to the power supply voltare.

  Set SW5 to 240V side when the power supply is 230 and 240 volts.

  When the power supply is 220 volts, set SW5 to 220V side.

2 1

1

2

1

2

3

4

5

6

1

2

3

4

1

2

3

4

5

6

7

8

5

6

1

2

3

4

4
3
2
1

8
7
6
5
4
3
2
1

1

2

2 1

1

2

3

4

5

1
3

3

1

1
2

3

1

5

1 3

1

3 2

MF

Note

-TION No.

PKFY-

PKFY-

PKFY-

Mode selection

A.B

SW12

SW11

SW1

SW14

SW5

SWC

Option selector

Connection No.

Address setting 2nd digit

Address setting 1st digit

Voltage selection

Switch

Circuit board

Transmission

Power supply

(0

/15

,25

/5.4

)

Pipe temperature detection/Liquid
(0

/15

,25

/5.4

)

Pipe temperature detection/Gas
(0

/15

,25

/5.4

)

Transformer

Fan motor (with inner thermostat)
Capacitor (fan motor)

Room temperature detection 

TH22

TH23

C1

MF

T

TH21

Thermistor

TB2
TB5
LEV

block

Terminal

Linear expansion valve

MV

Vane motor

Symbol

Name

Symbol

Name

Name

Symbol

F.C

Fan phase control

Fuse (6.3A)

FUSE

I.B

ZNR
X4

SW3
SW4

SW2

CN52

CN51

CN41

CN32

Indoor controller board

Connector

Aux.Relay (Fan motor)

Varistor

Mode selection

Capacity code

Remote indication

Centrally control

Remote switch
HA terminal-A

Switch

Model selection

OC179B

Summary of Contents for Mr.Slim PKFY-P32VGM

Page 1: ... 7 TROUBLE SHOOTING 11 8 DISASSEMBLY PROCEDURE 16 9 PARTS LIST 19 Indoor unit PKFY P32VGM PKFY P40VGM PKFY P50VGM No OC179 REVISED EDITION B Model names Indoor unit Service Ref PKFY P32VGM PKFY P40VGM PKFY P50VGM February 2012 Revision The indicated No of CORNER COVER page 19 in the illus tration have been corrected in REVISED EDITION B Some descriptions have been modified Please void OC179 REVISE...

Page 2: ...ant R22 etc is used the chlorine in the refrigerant may cause the lubricant deterioration Use a vacuum pump with a reverse flow check valve The vacuum pump oil may flow back into the refrigerant cycle and cause the lubricant deterioration Store the piping to be used indoors during installation and both ends sealed until just before brazing Store elbows and other joints in a plastic bag If dust dir...

Page 3: ...ls for R407C refrigerant No Tool name Specifications 1 Gauge manifold Only for R407C Use the existing fitting SPECIFICATIONS UNF7 16 Use high tension side pressure of 3 43MPa G or over 2 Charge hose Only for R407C Use pressure performance of 5 10MPa G or over 3 Electronic scale 4 Gas leak detector Use the detector for R134a or R407C 5 Adapter for reverse flow check Attach on vacuum pump 6 Refriger...

Page 4: ...sets the room temperature The temperature setting can be per formed in 1 C units Setting range Cooler 19 C to 30 C Heater 17 C to 28 C CHECK TEST RUN button Only press this button to perform an inspection check or test operation Do not use it for normal operation FILTER button This resets the filter service indica tion display AIR DIRECTION button This adjusts the vertical angle of the ventilation...

Page 5: ...ion mode STANDBY display This indicates when the standby mode is set from the time the sleep operation starts until the heating air is discharged DEFROST display This indicates when the defrost operation is performed CHECK display This indicates when a malfunction has occurred in the unit which should be checked POWER display This display lights when the filter need to be cleaned SET TEMPERATURE d...

Page 6: ...ng Heating Cooling Heating Height Width Depth Gas side Liquid side PKFY P32VGM 3150 3550 PKFY P40VGM 4000 4500 Single phase 220 240V 50Hz 220V 60Hz 0 07 0 07 0 32 0 32 Plastic white 0 70Y 8 59 0 97 340 990 235 Cross fin Aluminum plate fin and copper tube Lineflow fan 1 0 0 03 PP Honey comb Outer diameter 20 PVC pipe VP 20 connectable 16 Electric characteristic PKFY P50VGM 5000 5600 11 5 10 5 9 5 8...

Page 7: ...nal block Transmission terminal block Symbol T TH21 TH22 TH23 FUSE MF C1 MV LEV TB2 TB5 PKFY P32VGM PKFY P40VGM Primary 50 60Hz 220 240V Secondary 18 4V 1 7A Resistance 0C 15k 10C 9 6k 20C 6 3k 25C 5 4k 30C 4 3k 40C 3 0k 250V 6 3A PM4V30 K 220 240V 220V 50 60Hz 4 pole Output 30W OFF 125 5 2 0F 440V MP 35 EA DC12V DC12V Stepping motor drive Port dimension 3 2 0 2000pulse L N 330V 30A M1 M2 S 250V 2...

Page 8: ... 205 260 320 345 495 20 75 135 190 245 300 360 405 495 32 0 Knockout hole for right piping Refrigerant pipe Drain pipe Wiring hole Gas pipe Liquid pipe Address board Terminal block for power supply Terminal block for remote control Filter grip 21 21 Knockout hole for under piping Refrigerant piping Drain pipe Wiring hole Service panel Power supply access 5 8F Gas pipe 1 2F Liquid pipe 3 8F 1 4F 50...

Page 9: ...nit always follow the wiring diagram of outdoor unit 2 Symbol S of TB5 is the shield wire connection 3 Symbols used in wiring diagram above are terminal block connecter 4 The setting of the SW2 dip switches differs in the capacity for the detail see the table below 5 Please set the switch SW5 according to the power supply voltare Set SW5 to 240V side when the power supply is 230 and 240 volts When...

Page 10: ...hermistor TH21 Gas pipe thermistor TH23 Liquid pipe thermistor TH22 Linear expansion valve Gas pipe Flare connection PKFY P32VGM PKFY P40VGM PKFY P50VGM Gas pipe PKFY P32VGM PKFY P40VGM 12 7 1 2F Liquid pipe 6 35 1 4F Capacity Item Refrigeration pipe size Flare connection size PKFY P50VGM 15 88 5 8F 9 52 3 8F OC179B ...

Page 11: ...er Surrounding temperature 20 C Normal 4 3k 9 6k Abnormal Open or short CNT 1 3 CN3T 1 3 Normal Abnormal Open or short Motor terminal or relay connector Normal Abnormal Red Black 141 2Ω Open or short White Black 131 5Ω Normal 1 5 White Red 150Ω 10 Abnormal Open or short 2 6 Yellow Blown 3 5 Orange Red 4 6 Blue Brown 1 2 3 1 2 3 CNT T CN3T Red Blue Blue White 1 1 2 2 3 3 Red White Black Relay conne...

Page 12: ... thermistor TH22 Gas pipe thermistor TH23 Drain sensor THD Thermistor R0 15k 3 Fixed number of B 3480k 2 Rt 15exp 3480 0 15k 10 9 6k 20 6 3k 25 5 2k 30 4 3k 40 3 0k Thermistor for lower temperature Linear expansion valve 1 Operation summary of the linear expansion valve Linear expansion valve open close through stepping motor after receiving the pulse signal from the indoor controller board Valve ...

Page 13: ...d all the way It is not necessary to exchange the linear expansion valve if the leakage is small and not making any trouble Liquid pipe thermistor Linear expansion valve Motor will idle and make ticking noise when motor is operated while the linear expansion valve is locked This ticking sound is the sign of the abnormality Check the color of lead wire and missing terminal of the con nector Exchang...

Page 14: ...e Not effective Heater 4 deg up Not effective Effective Target Superheat setting w5 9 degrees 6 degrees Target Subcool setting 15 degrees 10 degrees ON OFF 1 2 3 4 ON OFF 1 2 3 4 5 6 7 8 9 10 ON OFF 1 2 3 4 5 6 MODELS SW2 MODELS SW2 MODELS SW2 PKFY P32VGM PKFY P40VGM Address board Initial setting Indoor controller board Indoor controller board Indoor controller board Initial setting SW4 Unit Selec...

Page 15: ...tary switch SW14 Connection No setting Rotary switch Address setting should be done when network remote controller PAR F25MA is being used This is the switch to be used when the indoor unit is operated with R2 R3 series outdoor unit as a set 220V 240V 220V 240V Address board Initial setting 2 SW 5 Voltage Selection If the unit is used at the 230V or 240V area set the voltage to 240V If the unit is...

Page 16: ...e set 3 screws 4 After removing the lower side of the front panel a little remove it as pulling toward upper 3 REMOVING THE INDOOR CONTROLLER BOARD 1 Remove the terminal block cover 2 Remove the front panel See Photo 1 3 Remove the electrical parts box 2 screws 4 Remove the electrical parts box cover 1 screw 5 Disconnect the connector on the indoor controller board and remove the controller board ...

Page 17: ...oving the gas pipe thermistor TH23 1 Disconnect the connector CN29 blak on the indoor controller board 2 Remove the gas pipe thermistor with set to the pipe Electrical parts box Liquid thermistor Room thermistor Gas pipe thermistor 6 REMOVING THE NOZZLE ASSEMBLY 1 Disconnect the connector CN6V on the indoor controller board 2 Disconnect the lead wire of the vane motor 3 Remove the corner cover 4 P...

Page 18: ...ou remove the fixture fixing bearing w When the fan is hard to remove remove the fan motor first w When resetting the fan to the fan motor locate and fix the shaft after installing the fan Photo 10 Heat exchanger Set screws Fixture fixing bearing 10 REMOVING THE HEAT EXCHANGER 1 Remove the terminal block cover 2 Remove the front panel See Photo 1 3 Remove the electrical parts box See Photo 7 4 Rem...

Page 19: ...RESS CABLE VANE SLEEVE AUTO VANE 1 2 3 1 1 1 1 1 1 1 1 1 1 No Parts No Parts Name Specifications PKFY P32VGM PKFY P40VGM PKFY P50VGM Remarks Drawing No Wiring Diagram Symbol Recom mended Q ty R01 89Y 651 R01 A16 500 R01 07Y 096 R01 10Y 658 R01 08Y 658 R01 07Y 635 R01 07Y 808 R01 07Y 623 R01 07Y 691 T7W B01 294 T7W 85Y 304 R01 07Y 092 R01 07Y 002 PARTS LIST non RoHs compliant 9 9 3 5 2 11 8 4 7 6 1...

Page 20: ... 28 29 FAN MOTOR LINE FLOW FAN RUBBER MOUNT BEARING SUPPORT SLEEVE BEARING BEALING MOUNT MOTOR SUPPORT NOZZLE ASSY GAS PIPE THERMISTOR GUIDE VANE VANE MOTOR DRAIN HOSE CONTROLLER BOARD FUSE DRAIN PLAG TERMINAL BLOCK TERMINAL BLOCK RUN CAPACITOR 2 LIQUID PIPE THERMISTOR POWER TRANS HEAT EXCHANGER HEAT EXCHANGER HEAT EXCHANGER REMOTE CONTROLLER CORD REMOTE CONTROLLER MOTOR COVER GUIDE VANE ARM ROOM ...

Page 21: ...21 OC179B ...

Page 22: ...VISED EDITION A 200 Distributed in Dec 1999 No OC179 50 Distributed in Nov 1999 No OC179 300 Distributed in Dec 1998 No OC179 1 Distributed in Dec 1998 No OC179 357 Made in Japan New publication effective Feb 2012 Specifications are subject to change without notice HEAD OFFICE TOKYO BLDG 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN ...

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