Wiring Diagram - Mitsubishi Electric PLA-ZRP35BAR1.UK Service Manual

7

WIRING DIAGRAM

PLA-ZRP35BA.UK
PLA-ZRP.BA WIRING DIAGRAM
PLA-ZRP35BAR1.UK PLA-ZRP50BAR1.UK
PLA-ZRP71BA.UK
PLA-ZRP71BAR1.UK PLA-ZRP125BAR1.UK PLA-ZRP140BAR1.UK
[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)
SWE CONNECTOR (EMERGENCY OPERATION)
X1 RELAY (DRAIN PUMP)
DCL REACTOR
DP DRAIN PUMP
FS DRAIN FLOAT SWITCH
<Table 2> SW2 (CAPACITY CODE)
SW2
MODELS Manufacture/Service MODELS
1 2 3 4 5
PLA-ZRP35BA PLA-ZRP71BA
ON
OFF
1 2 3 4 5
PLA-ZRP50BA PLA-ZRP125BA
ON
OFF
1 2 3 4 5
PLA-ZRP60BA PLA-ZRP140BA
ON
OFF
The black square ( ) indicates a switch position.
I.B
VANE CNV(WHT)
20 18 16 14 12 10 8 6
19 17 15 13 11 9 7 5
3
1 3
WIRELESS
AUTO GRILLE CN90
CN3G 1 (WHT)
(BLK)
9
CNB
5 5 5 5
SW1
M M M M
SW2
MV MV MV MV
RU
GRILLE
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
w
units was applied, refer to Fig 1.
2: For power supply system of this unit, refer to the caution label
w
located near this diagram.
Please set the voltage using the
remote controller.
For the setting method,please refer to
the indoor unit Installation Manual.
OCH535A
PLA-ZRP50BA.UK
PLA-ZRP125BA.UK
SYMBOL
MF FAN MOTOR
MV VANE MOTOR
TB2 TERMINAL BLOCK (Indoor unit Power (option))
TB4
TERMINAL BLOCK (INDOOR/OUTDOOR CONNECTING LINE)
TB5,TB6 TERMINAL BLOCK (REMOTE CONTROLLER
TRANSMISSION LINE)
TH1 ROOM TEMP. THERMISTOR
(0°C / 15kΩ, 25°C / 5. 4kΩ DETECT)
TH2 PIPE TEMP. THERMISTOR/LIQUID
w See table 1 (0°C / 15kΩ, 25°C / 5. 4kΩ DETECT)
TH5
w See table 2 COND. / EVA. TEMP. THERMISTOR
(0°C / 15kΩ, 25°C / 5. 4kΩ DETECT)
OPTION PART
PCB FOR WIRELESS REMOTE CONTROLLER
W.B
BZ BUZZER
LED1 LED (OPERATION INDICATION : GREEN)
LED2 LED (PREPARATION FOR HEATING : ORANGE)
RECEIVING UNIT
RU
SW1 EMERGENCY OPERATION (HEAT / DOWN)
SW2 EMERGENCY OPERATION (COOL / UP)
Manufacture/Service
1 2 3 4 5
ON
OFF
Refer to tables 1 and 2
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
TRANSMISSION
OFF
2 1
WIRES
TB6
DC12V
R.B
J41 J42
CN32
SW1 SW2
4 2 (WHT)
CN51(WHT)
3 1 Pair No.
5
CN41(WHT)
CN2L
2 1
4
LED3 LED2 LED1
SWE
ON
I-SEE I-SEE
SENSOR SENSOR MOTOR
CN4Y CN6Y
CN105
9 (WHT) 1 (RED) 6 1 5
1 4
4 5
3
M
I-SEE
BZ
SENSOR
MT
U.B
LED2
I-SEE SENSOR
3 1
CORNER PANEL
(OPTION PART)
LED1
CN3G
AUTOMATIC FILTER ELEVATION PANEL
(OPTION PART)
W.B
:Connector,
PLA-ZRP60BA.UK
PLA-ZRP60BAR1.UK
PLA-ZRP140BA.UK
NAME
<Table 1> SW1 (MODEL SELECTION)
SW1
Manufacture/Service
1 2 3 4 5
ON
OFF
TB5
The black square ( )
2
indicates a switch position.
1
OUTDOOR
CN01
1 3 1 3
(BLK)
INDOOR/OUTDOOR
COMMUNICATION
CN3C
1
(BLU)
1 2
DC325V
REMOCON
1 CN22
RECTIFICATION
(BLU)
OFF
D.U.M
FLOAT SW LIQUID/PIPE INTAKE
FAN
CNP
CN4F CN44 CN20 CNMF
(BLU)
(WHT) (WHT) (RED)
(WHT
)
1 2 7 4 1
1 4 1 4
MS
3~
t° t° t°
MF
FS TH2 TH5 TH1
5 3 1
w Be sure to turn off the source power and then
disconnect fan motor connector.
CN3A
(Failure to do so will cause trouble in fan motor)
w
1(Fig. 1)
CN01
:
I.B
(BLK)
YLW
5
ORN
3
1
CN3C
(BLU)
3
1
INDOOR/OUTDOOR
COMMUNICATION
[Self-diagnosis]
1.For details on how to operate self-diagnosis with the wireless
remote control,refer to the technical manuals etc.
2.For the wired remote control:When you quickly press twice the
CHECK switch on the remote control, the unit begins self-diagnosis,
and Check Codes generated in the past appear on the display.
For Check Codes and Symptoms refer to the table below.
16
DCL
YLW
1 3 5
FUSE
TB4
AUTO YLW YLW
S1
GRILLE
ORN ORN
X1 S2
POWER
S3
CNAC
(WHT)
ORN
3 1
1 3
BRN
M
1~
DP
TB2
RED POWER SUPPLY
L
BLU ~(1PHASE)
N
230V 50Hz
GRN/YLW
TB4
YLW
S1
ORN
ORN
S2
TO OUTDOOR UNIT
BRN
S3
TO
OUTDOOR
UNIT