Wiring Diagram; B.1.3 Wiring Diagram - Mitsubishi Electric S Series Manual

CEILING CASSETTE

B.1.3 WIRING DIAGRAM

SLZ-KA25VAL SLZ-KA25VA
SLZ-KA35VAL SLZ-KA35VA
SLZ-KA50VAL SLZ-KA50VA
GRILLE
MV
BLU
5
WHT
MV
YLW
5
ORN
5
MV
RED
5
MV
YLW
5
YLW
H2
BRN
RED
ORN
W.B
YLW
9
BLU
CNB
VLT
GRY
BZ
PINK
LED2
SKY BLU
LED1
SW1
SW2
RU
REMOTE
CONTROLLER
W.R
[LEGEND]
SYMBOL NAME
P.B INDOOR POWER BOARD
I.B INDOOR CONTROLLER BOARD
CN2L CONNECTOR(LOSSNAY)
CN32 CONNECTOR(REMOTE SWITCH)
CN41 CONNECTOR(HA TERMINAL-A)
CN51 CENTRALLY CONTROL
FUSE FUSE(T6.3AL250V)
LED1 POWER SUPPLY(I.B)
LED2 POWER SUPPLY(I.B)
LED3 TRANSMISSION(INDOOR-OUTDOOR)
SW2 SWITCH(CAPACITY CODE)
SW3 SWITCH(MODE SELECTION)
SWE SWITCH(EMERGENCY OPERATION)
X1 DRAIN PUMP/DEW PREVENTION HEATER
X4 RELAY(FAN MOTOR LL)
X5 RELAY(FAN MOTOR Lo)
X6 RELAY(FAN MOTOR Hi)
X7 RELAY(FAN MOTOR Me)
ZNR VARISTOR
NOTES : 1. Since the outdoor electric wiring may change, be sure to check the outdoor unit electric wiring diagram for servicing.
2. Indoor and outdoor connecting wires have polarities, make sure to match terminal numbers (S1,S2,S3) for correct wirings.
3. Symbols used in wiring diagram :
For details on how to operate self-diagnosis, refer to the technical manuals.
B-8
MF
ORN
C1
RED
WHT
1 3 5 7 9
(FAN)
FAN
X6 X5 X4 X7
X6 X5 X4 X7
SWE SW3
ON ON
OFF
OFF
1 2 3 4 5
SW2
CN2L
ON
GRN
OFF
(VANE)
1 2 3 4 5
CN6V
1 2
CN32 CN51 CN41
See fig: 1
SYMBOL
W.B
RU
BZ
LED1
LED2
SW1
SW2
C1
DP
DS
H2
MF
MV
TB4
TB15
TH1
TH2
TH5
: Connector,
DP
1 3
RED BLU
RED
1 3 (D·HEATER) 1 3 (D·U·M) 1 3 (POWER
BOARD)
CNC CNP
CNDK
X1 FUSE
ZNR
X1
LED3
(2 PHASE)
CN90
WHT
3 4 5 6 (WIRELESS)
(DRAIN)
WHT
CN31
1 2 3 4 5 6 7 8 9 1 2 3
5
9
DS
* Case of wireress model
NAME
WIRELESS REMOTE CONTROLLER BOARD
RECEIVING UNIT
BUZZER
LED(RUN INDICATOR)
LED(HOT ADJUST)
SWITCH(HEATING ON/OFF)
SWITCH(COOLING ON/OFF)
CAPACITOR(FAN MOTOR)
DRAIN-UP MACHINE
DRAIN SENSOR
DEW PREVENTION HEATER
FAN MOTOR
VANE MOTOR
TERMINAL BLOCK(INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK(REMOTE CONTROLLER
TRANSMISSION LINE)
ROOM TEMP.THERMISTOR
(0C/15k,25C/5.4k DETECT)
PIPE TEMP.THERMISTOR/LIQUID
(0C/15k,25C/5.4k DETECT)
COND./EVA.TEMP.THERMISTOR
(0C/15k,25C/5.4k DETECT)
: Terminal (block).
TB4
S1
S2
S3
1 2
I.B
ORN
1 3 1 3
(POWER)
CND
BLU
(CONTROL)
CN3C
1 2
BLK
WHT
1
(POWER
WHT
BOARD)
2
CN2D
<fig: 1>
LED1
MODELS
LED2
BLK RED
KA25
(INTAKE)
CN29 CN20
WHT BLU
KA35
1 2 1 2 (LIQUID)
(REMOCON)
CN21 CN22
KA50
1 2 1 2
* Case of wired model
TB15
1
TO MA-REMOTE
2
}
CONTROLLER
DC8.7-13V
TH1 TH2
TH5
S series
TO OUTDOOR UNIT
P.B
AC220-240V
3
CNSK(RED)
TRANS
DC13.1V
CN2S(WHT)
SW2
ON
OFF
1 2 3 4 5
ON
OFF
1 2 3 4 5
ON
OFF
1 2 3 4 5