Mitsubishi Electric PLA-RP·AA Service Manual page 29

PLA-RP100AA2 PLA-RP125AA2
[LEGEND]
SYMBOL NAME
P.B INDOOR POWER BOARD
FUSE(T5AL250V)
FUSE
ZNR VARISTOR
IPM POWER MODULE
I.B INDOOR CONTROLLER BOARD
CN2L CONNECTOR(LOSSNAY)
CN32 CONNECTOR(REMOTE SWITCH)
CN41 CONNECTOR(HA TERMINAL-A)
CN51 CONNECTOR(CENTRALLY CONTROL)
LED1 POWER SUPPLY(I.B)
LED2 POWER SUPPLY(I.B)
LED3 TRANSMISSION(INDOOR-OUTDOOR)
X1 RELAY(DRAIN PUMP)
SW1 SWITCH(MODEL SELECTION)wSee table 1
SWITCH(CAPACITY CORD)wSee table 2
SW2
SWE CONNECTOR(EMERGENCY OPERATION)
MF FAN MOTOR
5
BLK
3
WHT
2
MF
RED
1
CN2S
(WHT)
DP
I.B
1 3 5 1 3
FAN D.U.M
CNP
CN33
(BLU)
(GRN)
X1 X1
LED3
SWE SW2 SW1
ON
OFF
Refer to tables 1
and 2.
wBe sure to turn off the source power
and then disconnect fan motor connector.
(Failure to do so will cause trouble in Fan motor)
NOTES: 1.Symbols used in wiring diagram above are,
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 dlagram shows the wiring of indoor and outdoor connecting wires.
(specification of 230V), adopting superimposed system of power and signal.
w1 ; When work to supply power separately to indoor and outdoor unit was
applied, refer to Fig1.
w2 ; For power supply system of this unit, refer to the caution label located
near this diagram.
(Table 1) SW1 (MODEL SELECTION)
SW1
Manufacture/Service
1 2 3 4 5
ON
OFF
PLA-RP140AA2
SYMBOL
MV
H2
DP
DS
TB2
TB4
TB5, TB6
DCL
TH1
TH2
TH5
R.B
POSITION DETECTION
CN4
SENSOR INPUT
(WHT)
CN3
5
(WHT)
IPM
3
1
2
TRANS ZNR
RECTIFIER
1
3
CN03
FAN
2 (BLU)
CN2
(GRN)
1
1 3 5
D.HEATER 1 3 1 3 POWER
CND
CNC
(ORN)
(RED)
CN51
LED2 LED1
D.SENSOR INTAKE LIQUID
Pair No.
CN31 CN20 CN21
(WHT) (RED) (WHT)
1 2 1 2 1 2
DS
TH1
TH2
TH5
: Connector,
(Table 2) SW2 (CAPACITY CORD)
SW2
MODELS
Manufacture/Service
1 2 3 4 5
PLA-RP100AA2 ON
OFF
1 2 3 4 5
PLA-RP125AA2 ON
OFF
NAME
VANE MOTOR
DEW PREVENTION HEATER
DRAIN-UP MACHINE
DRAIN SENSOR
TERMINAL BLOCK (Indoor unit Power (option))
TERMINAL BLOCK
(INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK(REMOTE
CONTROLLER TRANSMISSION LINE)
REACTOR
ROOM TEMP.THERMISTOR
(0:/15k",25:/5.4k" DETECT)
PIPE TEMP.THERMISTOR/LIQUID
(0:/15k",25:/5.4k" DETECT)
COND./EVA. TEMP. THERMISTOR
(0:/15k",25:/5.4k" DETECT)
WIRED REMOTE CONTROLLER BOARD
FUSE
CN01
DCL
(BLK)
YLW YLW
3
ORN
2
ORN
1
CN02
2 1
(GRN)
MV MV
5
VANE
1 3 1 2
CN6V
INDOOR/OUTDOOR POWER
1
(GRN)
COMMUNICATION
CN2D
CN3C
(WHT)
5
(BLU)
CN32
W.B
CN41 CN2L
BZ
9
CNB
PIPE REMOCON
CN29 CN22
WIRELESS
(BLK) (BLU)
CN90
1 2 1 2
(WHT)
TB5
2
1
TRANSMISSION WIRES
DC12V
w1 (Fig.1)
:
MODELS
Manufacture/Service
1 2 3 4 5
PLA-RP140AA2 ON
OFF
29
SYMBOL NAME
W.B WIRELESS REMOTE CONTROLLER BOARD
RU RECEIVING UNIT
BZ BUZZER
LED1 LED(RUN INDICATOR)
LED2 LED(HOT ADJUST)
SW1 SWITCH(HEATING ON/OFF)
SW2 SWITCH(COOLING ON/OFF)
TB4
S1
YLW
ORN
S2
TO
OUTDOOR
S3
UNIT
BRN
GRILLE
MV MV
5 5 5
H2
5
2 3 6 7 4 8 9 5 10
GRILLE
LED2 LED1
RU
SW1 SW2
R.B
1 2
TB6
Please set the voltage using the
remote controller.
For the setting method. please refer to
the indoor unit Installation Manual.
CN01
(BLK) TB2
P.B
L
YLW RED
5
BLU N
ORN
3
GRN/YLW
1
TB4
YLW
S1
ORN
S2
ORN
BRN S3
I.B
1 3
INDOOR/OUTDOOR
COMMUNICATION
CN3C
(BLU)
POWER SUPPLY
~(1PHASE)
230V 50Hz
TO OUTDOOR UNIT