Wiring Diagram - Mitsubishi Electric Mr.SLIM PCA-RP50KAQ Service Manual

7

WIRING DIAGRAM

PCA-RP50KAQ
PCA-RP100KAQ
[LEGEND]
SYMBOL NAME
I.B INDOOR CONTROLLER BOARD
CN2L CONNECTOR (LOSSNAY)
CN32 CONNECTOR (REMOTE SWITCH)
CN41 CONNECTOR (HA TERMINAL-A)
CN51 CONNECTOR (CENTRALLY CONTROL)
FUSE
FUSE (T6.3AL250V)
LED1 POWER SUPPLY (I.B)
LED2 POWER SUPPLY (R.B)
LED3 TRANSMISSION (INDOOR-OUTDOOR)
SW1 SWITCH (MODEL SELECTION)
SW2
SWITCH (CAPACITY CODE) See table 2
SWE CONNECTOR (EMERGENCY OPERATION)
X1 RELAY (DRAIN PUMP)
WIRED REMOTE CONTROLLER BOARD
R.B
DCL REACTOR
MF FAN MOTOR
MV VANE MOTOR
TB2
TERMINAL BLOCK (Indoor unit Power (option parts))
Refer to tables 1 and 2
I.B
VANE CNV(WHT)
20 18 16 14 12 10 8 6 4 2
19 17 15 13 11 9 7 5 3 1
WIRELESS
CN90
(WHT)
1 9
9
CNB
BZ
5
SW1
LED2
M
SW2 LED1
RU
MV
W.B
(OPTION PARTS)
Notes: 1. SymboIs used in wiring diagram above are,
:Terminal (block).
2. Indoor and outdoor connecting wires are made with poIarities,
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 units was applied, refer to Fig 1.
. 2: For power supply system of this unit, refer to the caution
label located near this diagram.
PCA-RP60KAQ
PCA-RP125KAQ
SYMBOL
TB4 TERMINAL BLOCK (INDOOR/OUTDOOR CONNECTING LINE)
TB5,TB6 TERMINAL BLOCK (REMOTE CONTROLLER
TRANSMISSION LINE)
TH1
ROOM TEMP. THERMISTOR
(0ºC / 15kΩ, 25ºC / 5. 4kΩ DETECT)
TH2
PIPE TEMP. THERMISTOR/LIQUID
(0ºC / 15kΩ, 25ºC / 5. 4kΩ DETECT)
TH5 COND. / EVA. TEMP. THERMISTOR
(0ºC / 15kΩ, 25ºC / 5. 4kΩ DETECT)
See table 1 OPTION PARTS
W.B PCB FOR WIRELESS REMOTE CONTROLLER
BZ BUZZER
LED1 LED (OPERATION INDICATION : GREEN)
LED2 LED (PREPARATION FOR HEATING : ORANGE)
RU RECEIVING UNIT
SW1 EMERGENCY OPERATION (HEAT / DOWN)
SW2 EMERGENCY OPERATION (COOL / UP)
DP
DRAIN PUMP
FS DRAIN FLOAT SWITCH
J41 J42
CN32
SW1 SW2
(WHT)
1
CN51(WHT)
Pair No.
5 1
CN41(WHT)
CN2L
2 1
4 1
LED3 LED2 LED1
SWE
ON OFF
FLOAT SW
CN4F
(WHT)
1 4
When attaching
When attaching
drain pump
drain pump
(option parts),
(option parts)
remove the jumper
connector CN4F
1
and fit the drain
FLOAT SW
CN4F
float switch (FS).
(WHT)
FS
: Connector,
PCA-RP71KAQ
PCA-RP140KAQ
NAME
The black square(■)indicates a switch
position.
<Table 1>
SW1 (MODEL SELECTION)
SW1
Service
1 2 3 4 5
(OPTION PARTS)
TB5
2
1
TRANSMISSION
1 2
WIRES
TB6
DC12V
2
R.B
OUTDOOR 1 3 5
CN01
3
(BLK)
1 3
INDOOR/OUTDOOR
COMMUNICATION
CN3C
(BLU)
1 2
– +
REMOCON
CN22
(BLU)
LIQUID/PIPE INTAKE FAN
CNMF
CN44 CN20
(WHT )
(WHT) (RED)
D.U.M
1 2 7 4 1
1 4
CNP
(BLU)
MS
3~
t˚ t˚ t˚
TH2 TH5 TH1 MF
(OPTION PARTS)
4
Be sure to turn off the source power
and then disconnect fan motor connector.
(Failure to do so will cause trouble in Fan motor)
DCL
1 (Fig. 1)
CN01
I.B
(BLK)
YLW YLW
5
ORN
3
1
I.B
INDOOR/OUTDOOR
1 3
CN3C COMMUNICATION
(BLU)
15 15
<Table 2>SW2 (CAPACITY CODE)
SW2
MODELS Service MODELS
1 2 3 4 5
PCA-RP50KAQ PCA-RP100KAQ
ON
ON OFF
OFF
1 2 3 4 5
PCA-RP60KAQ PCA-RP125KAQ
ON
OFF
1 2 3 4 5
PCA-RP71KAQ PCA-RP140KAQ
ON
OFF
DCL
YLW
FUSE
TB4
YLW YLW
S1
TO OUTDOOR
ORN ORN
X1
S2
UNIT
S3
3 1 ORN
BRN
M
1~
DP
TB2
RED
L POWER SUPPLY
BLU
(1PHASE)
N
GRN/YLW
230V 50Hz
TB4
YLW
S1
ORN
ORN
S2
TO OUTDOOR UNIT
BRN
S3
Service
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
OFF