61
WIRING DIAGRAM
8
[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.
NOTES:
1.Since the outdoor side electric wiring may change be sure to
check the outdoor unit electric wiring for servicing.
2.Indoor and outdoor connecting wires are made with polarities, make
wiring matching terminal numbers (S1,S2,S3).
3.Symbols used in wiring diagram above are, :Connector, :Terminal (block).
Please set the voltage using
the remote controller.
For the setting method, please
refer to the indoor unit Installation
Manual.
TO OUTDOOR UNIT
C
TB4
H2
5
GRILLE
MV
MV
MV
MV
5
5
5
5
PLA-RP4AA.UK
PLA-RP4AA
1
.UK
TRANSMISSION
WIRES DC12V
MODELS
Manufacture
Service board
MODELS
Manufacture
Service board
SW1
BLK
BLK
BLK
BLK
BLK
BLK
BLU
BLU
TH5
1 2
PIPE
CN29
(BLK)
REMOCON
CN22
(BLU) WIRELESS
CN90
(WHT)
SW1
SW2
SWE
VANE
CN6V
(WHT)
POWER
CN03
(RED)
POWER
CN2D
(WHT)
LIQUID
CN21
(WHT)
INTAKE
CN20
(RED)
D.SENSOR
CN31
(WHT)
D.HEATER
CNC (RED)
D.U.M
CNP
(BLU)
FAN
(WHT)
BRN
ORN
YLW
CONTROLLER BOARD
CN02 (WHT)
OUTDOOR UNIT
CN01 (BLU)
CN2S(WHT)
BLK
WHT
YLW
ORN
BRN
YLW
YLW
YLW
YLW
BLK
RED
WHT
CNB
W.B
LED1
LED2
BZ
RU
SW1
SW2
X4
X4
J15
J22
J21
J24
J23
J22
J21
J24
J23
J22
J21
J24
J23
J22
J21
J24
J23
OFF
ON
OFF
ON
4
3
2
1
OFF
ON
4
3
2
1
OFF
ON
4
3
2
1
OFF
ON
4
3
2
1
4
3
2
1
J21J22J23 J24
PLA-RP3AA.UK
PLA-RP3AA
1
.UK
R.B
9
X1
X1
5
3
1
CN32
CN2L
CN41
1 2 3
1 2
3
1
5
TH1
2
TB5
1
1 2
TB6
CN2
TH2
DS
3
2
1
DC14V
1
2
3
1 2
J11
J12
J13
J14
2
1
2
1
LED1
LED2
LED3
ZNR
DP
3
FC
5
3
1
1
1
2
ON
OFF
J21
J22
J23
J24
C
MF
I.B
3
2
1
P.B
F1
TB4
S1
S2
S3
PLA-RP1.6,2,2.5AA.UK
PLA-RP3,4,5,6AA.UK
PLA-RP3,4,5,6AA
1
.UK
1
J11J12J13J14
2
J15
3 4 5
ON
OFF
SW2
PLA-RP5AA
1
.UK
PLA-RP6AA.UK
PLA-RP6AA
1
.UK
MODELS
Manufacture
Service board
J22
J21
J24
J23
OFF
ON
OFF
ON
4
3
2
1
4
3
2
1
J21J22J23 J24
PLA-RP5AA.UK
PLA-RP1.6AA.UK
PLA-RP2AA.UK
PLA-RP2.5AA.UK
10
5
9
8
4
7
6
3
2
1
1 2 3
CONNECTOR (PROGRAM TIMER)
TRANSMISSION LINE)
TERMINAL BLOCK (REMOTE CONTROLLER
REMOTE CONTROLLER BOARD
(0
:
/15k
Ω
, 25
:
/5.4k
Ω
DETECT)
COND./EVA. TEMPERATURE THERMISTOR
(0
:
/15k
Ω
, 25
:
/5.4k
Ω
DETECT)
PIPE TEMPERATURE THERMISTOR/LIQUID
(0
:
/15k
Ω
, 25
:
/5.4k
Ω
DETECT)
ROOM TEMPERATURE THERMISTOR
TRANSMISSION LINE)
TERMINAL BLOCK (REMOTE CONTROLLER
TERMINAL BLOCK (INDOOR/OUTDOOR CONNECTING LINE)
CN2
TB6
R.B
TH5
TH2
TH1
TB5
TB4
DEW PREVENTION HEATER
H2
W.B
SYMBOL
NAME
WIRELESS REMOTE CONTROLLER BOARD
RECEIVING UNIT
BUZZER
LED (HOT ADJUST)
SWITCH (HEATING ON/OFF)
LED (RUN INDICATOR)
BZ
LED1
RU
LED2
SW1
SW2
SWITCH (COOLING ON/OFF)
SYMBOL
SYMBOL
NAME
NAME
I.B
INDOOR POWER BOARD
FUSE (4A)
VARISTOR
INDOOR CONTROLLER BOARD
CN2L
CN32
CN41
SW1
SW2
SWE
X1
X4
FC
CONNECTOR (LOSSNAY)
CONNECTOR (REMOTE SWITCH)
CONNECTOR (HA TERMINAL-A)
JUMPER WIRE (MODEL SELECTION)
JUMPER WIRE (CAPACITY CORD)
SWITCH (EMERGENCY OPERATION)
RELAY (DRAIN PUMP)
RELAY (FAN MOTOR)
FAN PHASE CONTROL
C
CAPACITOR (FAN MOTOR)
MF
FAN MOTOR
DP
DS
DRAIN SENSOR
P.B
ZNR
F1
DRAIN PUMP
LED1
LED2
POWER SUPPLY (I.B)
POWER SUPPLY (I.B)
MV
VANE MOTOR
LED3 TRANSMISSION (INDOOR-OUTDOOR)
[LEGEND]
PLA-RP1.6AA.UK PLA-RP2AA.UK
PLA-RP2.5AA.UK
PLA-RP3AA.UK PLA-RP4AA.UK PLA-RP5AA.UK PLA-RP6AA.UK
PLA-RP3AA
1
.UK PLA-RP4AA
1
.UK PLA-RP5AA
1
.UK PLA-RP6AA
1
.UK
OC297-E-3.qxp 05.5.6 5:35 PM Page 61
