Mitsubishi Electric Mr.Slim PLA-RP·AA Technical Data Book page 43

PCA-RP50GA PCA-RP60GA
PCA-RP100GA PCA-RP125GA PCA-RP140GA
SYMBOL NAME
P.B
INDOOR POWER BOARD
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)
SWITCH (MODEL SELECTION) WSee Table 1.
SW1
SWITCH (CAPACITY CODE) WSee Table 2.
SW2
SWE SWITCH(EMERGENCY OPERATION)
X1 RELAY(DRAIN PUMP)
X4 RELAY(FAN MOTOR)
BCR FAN CONTROL ELEMENT
LED1 POWER SUPPLY(I.B)
LED2 POWER SUPPLY(R.B)
LED3 TRANSMISSION(INDOOR-OUTDOOR)
C CAPACITOR(FAN MOTOR)
P.B
MF
1 2 3 (OPTION)
C
DP
I.B
D.U.M POWER
1 3 5 1 3
FAN
CNP CNDK
( WHT )
(BLU) (RED)
X4
BCR X1
X4 X1
LED3 LED2 LED1
SWE SW2 SW1
ON
OFF
Refer to tables 1
and 2 for service PCB.
WWhen installing optional
drain-up machine disconnect
the CN31 jumper connector
and replace it with the
CN31
drain sensor (DS).
DRAIN SENSOR
1 2 3
( WHT )
When installing drain-up
machine (Optional part).
DS
PCH-P50~P140GAH
models only FS1
H1
W1. When work to supply power separately to
Indoor and Outdoor unit was applied, refer to Fig 1.
W2. For power supply system of this unit,
refer to the caution label located near this diagram.
Table 2
Table 1
MODELS
SW1
Service board
MODELS
PCA-RP50GA
PCH-P50GAH
1 2 3 4 5
PCA-RP.GA
ON
PCH-P.GAH
OFF
PCA-RP60GA
PCH-P60GAH
PCA-RP71GA
PCH-P71GAH
PCA-RP71GA
SYMBOL
MF FAN MOTOR
MV VANE MOTOR
DP
DRAIN-UP MACHINE (OPTION)
DS
DRAIN SENSOR (OPTION)
TERMINAL BLOCK (HEATER) WPCH-P.GAH
TB2
models only or option for PCA RP.GA models.
TB4 TERMINAL BLOCK(INDOOR/OUTDOOR CONNECTING LINE)
TB5,TB6 TERMINAL BLOCK(REMOTE CONTROLLER
TRANSMISSION LINE )
TH1 ROOM TEMP.THERMISTOR
(0;/15k', 25;/5.4k' DETECT)
TH2 PIPE TEMP.THERMISTOR/LIQUID
(0;/15k', 25;/5.4k' DETECT)
TH5 COND./EVA.TEMP.THERMISTOR
(0;/15k', 25;/5.4k' DETECT)
R.B WIRED REMOTE CONTROLLER BOARD
CNDK CN2S
(RED) (WHT)
1 1
2 2
DC13.1V
3
POWER
1 3 1 3 1 2 1 3
CND
INDOOR/OUTDOOR
POWER
(ORN)
COMMUNICATION
CN2D(WHT)
CN3C(BLU)
CN41 CN2L
ZNR
CN51 CN32
D.SENSOR INTAKE LIQUID PIPE REMOCON
CN31 CN20 CN21 CN29 CN22
( WHT ) ( RED ) ( WHT ) ( BLK ) ( BLU )
1 2 3 1 2 1 2 1 2
1 2
1 2
TH2
TH1 TH5
[Servicing]
Fasten terminal of the terminal board "TB4"equips lock system.
To remove the fastened terminal, pull it while pressing the protruding
portion (locking lever) of the terminal. The fastened terminal protruding
portion should face upward.
88H TB2
FS2
L
RED RED 5 3 RED
1
N
WHT BLU
2
GRN/YLW
HEATER
1 2
(YLW)
I.B
6
88H
SW2
Service board
MODELS
1 2 3 4 5
PCA-RP100GA
ON
PCH-P100GAH
OFF
1 2 3 4 5
PCA-RP125GA
ON
PCH-P125GAH
OFF
1 2 3 4 5
PCA-RP140GA
ON
PCH-P140GAH
OFF
NAME SYMBOL
W.B
RU
BZ
LED1
LED2
SW1
SW2
HEATER
FS1,2
H1
26H
88H
50~71 TYPE
VANE
6
6 6
CN6V
( GRN )
MV
100~140 TYPE
5
WIRELESS
CN90
9
( WHT )
CNB
BZ
RU
1 2
RECEIVER LED1 LED2 SW2 SW1
2
TRANSMISSION WIRES DC12V
1
TB5
R.B
W 1 (Fig.1)
POWER SUPPLY
~(1PHASE)
230V 50Hz
CN24
I.B
26H
POWER
RED
6
1
GRY RED
5
NOTES:
1. Since the outdoor side electric wiring may change be sure to
Service board
check the outdoor unit electric wiring for servicing.
1 2 3 4 5
2. Indoor and outdoor connecting wires are made with polarities, make
ON
OFF wiring matching terminal numbers (S1, S2, S3).
3. Make sure that the main power supply of the booster heater is
1 2 3 4 5
independent.
ON
OFF
4. Symbols used in wiring diagram above are,
: Connector,
1 2 3 4 5
ON
OFF
43
NAME
WIRELESS REMOTE CONTROLLER BOARD(OPTION)
RECEIVING UNIT
BUZZER
LED(RUN INDICATOR)
LED(HOT ADJUST)
SWITCH(HEATING ON/OFF)
SWITCH(COOLING ON/OFF)
THERMAL FUSE(98;10A:50GAH/117;16A:100GAH
110;16A:60,71,125,140GAH)
HEATER
HEATER THERMAL SWITCH
HEATER CONTACTOR
TB4
YLW S1
S2
ORN
TO OUTDOOR UNIT
S3
ORN
BRN
6
MV
5
MV
Please set the voltage using the remote
controller.
For the setting method, please refer to
the indoor unit Installation Manual.
W.B
1 2
TB6
TB2
L
RED
BLU N
GRN/YLW
TB4
YLW
S1
ORN
S2
ORN
BRN S3
1 3 1 3
INDOOR/OUTDOOR
CND COMMUNICATION
(ORN) CN3C
(BLU)
: Terminal (block).
POWER SUPPLY
~(1PHASE)
230V 50Hz
TO OUTDOOR UNIT