Mitsubishi Electric PSA-RP100GA, Service Manual

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16
PSA-RP71GA PSA-RP100GA PSA-RP125GA PSA-RP140GA
PSA-RP71GA#1 PSA-RP100GA#1 PSA-RP125GA#1 PSA-RP140GA#1
PSH-P71GAH PSH-P100GAH PSH-P125GAH PSH-P140GAH
1 3 5 7
MF
ORN
C
RED
BLK BLU YL
W
1 3 1 3 1 3 1 2
1
2
2
1
3
1 3
ML
YL
W
YL
W
BLK ORN YL
W
YLW
ORN
S1
S2
S3
WHT WHT WHT BRN ORN RED
I.B
FAN
(WHT) LOUVER
CNL
(YLW)
X4 X5 X6
X6 X5 X4
X2
ZNR
FUSE
X2
LED3 LED2 LED1
SWE
ON
OFF
POWER
CNDK
(RED) POWER
CND
(ORN)
POWER
CN2D
(WHT)
WIRELESS
CN90
(WHT)
2
1 REMOCON
CN22
(BLU)
CN32
CN2L
2
1
TB6
2
2
1
1
2
1
LIQUID
CN21
(WHT)
INTAKE
CN20
(RED)
PIPE
CN29
(BLK)
CN24 CN41
CN51
R.B
TRANSMISSION
WIRES DC12V
BLU
BLU
TH1
TH2
TH5
SW1 SW2
TB4
RED RED
WHT
RED
BLU
GRN/YLW
88H
FS1 FS2
H
5 3
1
2
L
N
TB2
POWER SUPPLY
~(1 PHASE)
230V 50Hz
2
1
6
5
RED
RED
YLW
26H
88H
YLW
YLW
1 6
HEATER
CN24
(YLW)
I.B
PSH -P.GAH
models only
INDOOR UNIT
Please set the voltage using the
remote controller.
For the setting method, please refer to
the indoor unit Installation Manual.
INDOOR/OUTDOOR
COMMUNICATION
CN3C
(BLU)
Refer to tables 1
and 2 for service PCB.
P.B
CNSK
(RED) CN2S
(WHT)
DC13.1V
TO
OUTDOOR
UNIT
3 1 3 1
POWER
CND
(ORN)
INDOOR/OUTDOOR
COMMUNICATION
CN3C
(BLU)
TB2
TB4
POWER SUPPLY
~(1PHASE)
230V 50Hz
RED
BLU
GRY/YLW
RED
BLU
TO
OUTDOOR
UNIT
L
S1
S2
S3
N
I.B
YL
W
ORN ORN BRN
1 (Fig.1)
Service board
SW2
Table 2
1 2 3 4 5
MODELS
PSA-RP71GA
PSH-P71GAH
PSA-RP100GA
PSH-P100GAH
PSA-RP125GA
PSH-P125GAH
PSA-RP140GA
PSH-P140GAH
ON
OFF
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
OFF
Service board
SW2
Table 1
1 2 3 4 5
MODELS
PSA-RP.GA
PSH-P.GAH
ON
OFF
P.B
INDOOR POWER BOARD
SYMBOL NAME SYMBOL NAME SYMBOL NAME
I.B
I.B
INDOOR CONTROLLER BOARD
FUSE FUSE (T6.3AL250V)
ZNR VARISTOR
CN2L CONNECTOR (LOSSNAY)
CN32 CONNECTOR (REMOTE SWITCH)
CN41 CONNECTOR (HA TERMINAL-A)
CN51 CONNECTOR (CENTRALLY CONTROL)
SW1 SWITCH (MODEL SELECTION) See Table 1.
SW2 SWITCH (CAPACITY CODE) See Table 2.
SWE SWITCH (EMERGENCY OPERATION)
X4 RELAY (FAN MOTOR)
X5 RELAY (FAN MOTOR)
X6 RELAY (FAN MOTOR)
X2
RELAY (LOUVER)
POWER SUPPLY (R.B)
LED1 POWER SUPPLY (I.B)
LED2
TRANSMISSION (INDOOR-OUTDOOR) LED3
WIRED REMOTE CONTROLLER BOARD
TERMINAL BLOCK (REMOTE CONTROLLER
TRANSMISSION LINE)
R.B
TB6
HEATER
HEATER
THERMAL FUSE (110°C16A)
H
FS1,2
HEATER THERMAL SWITCH 26H
HEATER CONTACTOR 88H
C CAPACITOR (FAN MOTOR)
FAN MOTOR MF
LOUVER MOTOR
ML
TB2
TERMINAL BLOCK
(INDOOR/OUTDOOR CONNECTING LINE) TB4
TERMINAL BLOCK (HEATER) PSH-P.GAH
models only or option for PSA-RP.GA models.
ROOM TEMP.THERMISTOR
(0°C/15k
, 25°C/5.4k DETECT)
PIPE TEMP.THERMISTOR/LIQUID
(0°C/15k
, 25°C/5.4k DETECT)
COND./EVA.TEMP.THERMISTOR
(0°C/15k
, 25°C/5.4k DETECT)
TH1
TH2
TH5
[NOTES]
1.Symbols used in wiring diagram above are, : Connector, : Terminal (block).
2.Indoor and outdoor connecting wires are made with polarities, make wiring
matching terminal numbers (S1,S2,S3).
3.Since the outdoor side electric wiring may change be sure to check the outdoor
unit electric wiring for servicing.
4.This diagram shows the wiring of Indoor and Outdoor connecting wires
(specification of 230V), adopting superimposed system of power and signal.
1 ; When work to supply power separately to Indoor and Outdoor unit
was applied, refer to Fig1.
2 ; For power supply system of this unit, refer to the caution label
located near this diagram.
WIRING DIAGRAM
8