Mitsubishi Electric MFZ-KA-VA Technical Data Book page 43

PCA-RP50KA PCA-RP60KA
[ 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)
R.B WIRED REMOTE CONTROLLER BOARD
REACTOR
DCL
MF FAN MOTOR
MV VANE MOTOR
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
MV
RU
W.B
(OPTIONAL PARTS)
Notes: 1. SymboIs used in wiring diagram above are,
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
for power and signal.
: For power supply system of this unit, refer to the caution label located near this diagram.
PCA-RP71KA
SYMBOL
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
(0°C / 15kΩ, 25°C / 5. 4kΩ DETECT)
TH5
COND. / EVA. TEMP. THERMISTOR
(0°C / 15kΩ, 25°C / 5. 4kΩ DETECT)
OPTIONAL PARTS
See table 1
W.B PCB FOR WIRELESS REMOTE CONTROLLER
See table 2
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
Refer to tables 1 and 2
TRANSMISSION
2
1
WIRES
TB6
DC12V
R.B
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
(optional parts),
(optional parts)
remove the jumper
connector CN4F
1
and fit the drain
FLOAT SW
CN4F
float switch (FS).
(WHT)
FS
:Connector,
NAME
TB5
2
1
OUTDOOR
CN01
3
( )
BLK
1 3
INDOOR/OUTDOOR
COMMUNICATION
CN3C
( BLU )
1 2
REMOCON
CN22
DC311~339V
( )
BLU
RECTIFICATION
LIQUID/PIPE INTAKE FAN
CN44 CN20 CNMF
(WHT) (RED) (WHT)
3
1 2 7 4 1
1 4
M
MS
1~
3~
t° t° t°
DP
TH2 TH5 TH1 MF
(OPTIONAL PARTS)
Be sure to turn off the source power
4
and then disconnect fan motor connector.
(Failure to do so will cause trouble in Fan motor)
<Table 1> SW1 <Table 2> SW2 (CAPACITY CODE)
(MODEL SELECTION)
MODELS
SW1
Service
PCA-RP50KA
1 2 3 4 5
ON
OFF
PCA-RP60KA
PCA-RP71KA
The black square (■) indicates a switch position.
:Terminal (block).
43
DCL
YLW
1 3 5
FUSE
TB4
YLW YLW
S1
TO OUTDOOR
ORN ORN
X1
S2
UNIT
S3
D.U.M ORN
1
CNP
BRN
(BLU)
SW2
Service
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
OFF