Mitsubishi Electric Mr.Slim PLA Series Service Manual page 21

PLA-RP71BA2.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) See table 1
SW2
SWITCH (CAPACITY CODE) See table 2
SWE CONNECTOR (EMERGENCY OPERATION)
X1
RELAY (DRAIN PUMP)
DCL REACTOR
DP DRAIN PUMP
FS DRAIN FLOAT SWITCH
I.B
VANE CNV(WHT)
8 6
20 18 16 14 12 10
19 17 15 13 11 9 7 5
3
1 3
WIRELESS
AUTO GRILLE CN90
(WHT)
CN3G 1
(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,
:Connector, : : Terminal (block).
2.Indoor and outdoor connecting wires have polarities, make sure to
match the terminal numbers (S1, S2, S3) for correct wirings.
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 for
power and signal.
1: If indoor and outdoor units have separate power supplies, refer to Fig.1.
2:For power supply system of this unit, refer to the caution label
located near this diagram.
Please set the voltage using the
remote controller.
For the setting method, please refer to
the indoor unit Installation Manual.
OCH412F
PLA-RP100BA2.UK
SYMBOL
MF FAN MOTOR
MV VANE MOTOR
TB2 TERMINAL BLOCK (Indoor unit Power (option))
TB4 TERMINAL BLOCK (INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK (REMOTE CONTROLLER
TB5,TB6
TRANSMISSION LINE)
TH1 ROOM TEMP. THERMISTOR
(0 / 15kΩ, 25
TH2 PIPE TEMP. THERMISTOR/LIQUID
(0 / 15kΩ, 25
TH5
COND. / EVA. TEMP. THERMISTOR
(0 / 15kΩ, 25
OPTION PART
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)
Refer to tables 1 and 2.
2 1
TB6
R.B
J41 J42
SW1 SW2
4 2
Pair No.
3 1
CN2L
2 1
LED3 LED2 LED1
AUTO GRILLE
I-SEE I-SEE
SENSOR SENSOR MOTOR
CN4Y CN6Y
(WHT)
9 1 (RED) 6
1 4
4 5
3
M
I-SEE
BZ
SENSOR
MT
U.B
LED2
I-SEE SENSOR
3
CORNER PANEL
(OPTION PART)
LED1
CN3G
AUTOMATIC FILTER ELEVATION PANEL
(OPTION PART)
W.B
PLA-RP125BA2.UK
NAME
/ 5. 4kΩ DETECT)
/ 5. 4kΩ DETECT)
/ 5. 4kΩ DETECT)
TB5
2
1
TRANSMISSION
WIRES
DC12V
CN32
(WHT)
1 3
1 3
INDOOR/OUTDOOR
CN51(WHT)
COMMUNICATION
CN3C
5 1
(BLU)
CN41(WHT)
1 2
REMOCON
CN22
4 1
RECTIFICATION
(BLU)
SWE
ON OFF
POWER FLOAT SW LIQUID/PIPE INTAKE
CNAC CN4F CN44 CN20
(WHT) (WHT) (WHT) (RED)
1 2
3 1 1 4 1 4
t° t° t°
FS TH2 TH5 TH1
1 5 3 1
CN3A
I.B
21 21
PLA-RP140BA2.UK
<Table 1> SW1 (MODEL SELECTION)
SW1
MODELS SETTING
PLA-RP71BA2
1 2 3 4 5
PLA-RP100BA2
ON
PLA-RP125BA2 OFF
1 2 3 4 5
PLA-RP140BA2 ON
OFF
<Table 2> SW2 (CAPACITY CODE)
SW2
MODELS SETTING
1 2 3 4 5
PLA-RP71BA2
ON
OFF
1 2 3 4 5
PLA-RP100BA2 ON
OFF
1 2 3 4 5
PLA-RP125BA2
ON
OFF
1 2 3 4 5
PLA-RP140BA2
ON
OFF
The black square (■) indicates a switch position.
DCL
YLW
OUTDOOR
CN01
1 3 5
(BLK)
FUSE
DC325V
ORN
X1
FAN
CNMF
(WHT)
D.U.M
7 4 1 3 1
CNP
(BLU)
MS M
3~ 1~
DP
MF
Be sure to turn off the source power
and then disconnect fan motor connector.
(Failure to do so will cause trouble in fan motor)
1(Fig. 1 )
CN01
I.B
(BLK) TB2
YLW RED
5 L
POWER SUPPLY
ORN BLU
3 ~(1PHASE)
N
GRN/YLW
1 230V 50Hz
TB4
YLW
ORN S1
ORN
S2
TO OUTDOOR UNIT
BRN
S3
INDOOR/OUTDOOR
1 3 COMMUNICATION
CN3C(BLU)
TB4
YLW YLW
S1
TO OUTDOOR
ORN
S2
UNIT
S3
ORN
BRN