Wiring Diagram; Indoor Unit - Toshiba RAV-SM1603AT-E Service Manual

4-1. Indoor Unit

RAV-SM1403DT-A, RAV-SM1603DT-A
8
Relay
43F3
7 8
Relay
43F2
7
WHI WHI
RED WHI BLK
3P Connector (RED)
(At the time of shipment)
RED
WHI
1 2 3
Earth Earth
screw screw
1 2 3
RED WHI
Serial
signal
L N
Earth
screw
Power supply
220–240V~, 50Hz
Outdoor unit
RC
Overheating protection switch

4. WIRING DIAGRAM

YEL
BLU
ORN
WHI
CN083 (WHI)
8
RY004
1
CN034 (GRY)
Relay
43F1 3
CN309
7
(YEL)
1
WHI
3
Fuse
1
(T5A, 250V~)
1 1
3 3
CN067
(BLK)
5 5
1
CN066
(WHI)
2
1 1
CN041
2
(BLU)
3 3
1 2 3 4 5
BLK BLK
1 2 3 4 5
A B
CN51
1 2 3 4 5
(RED)
1 2
P .C. board
for TCC-LINK
A B (MCC-1440)
CN40
(BLU)
Wired
remote controller
Relay terminal
Option
RED
Fuse (T10A, 250V~)
BRW
3P Connector (RED)
(At the time of twin setting)
RED WHI
L N
Power supply
220–240V~, 50Hz
(Only use twin setting)
For twin setting,
please reconnect this 3P connector
to the R-S terminal 3P connector.
Internal wiring part of fan motor
YEL
BLU
ORN
BLK
WHI
GRY
RED
49F
Fan
9 7 3 1
9 7 5 3 1
H M L UL
RY007
RY006 RY002
RY005
Power supply
circuit
CN074
CN050
(WHI)
(WHI)
1 3
1 2 3 4 5
1 3 1 2 3 4 5 6
3 4 5 1 2 3 4 5 6
1 2 3 4 5 6
P .C. board
(MCC-1520)
1 2
1 2 3 4 5 6
CN01
1 2
1 2 3 4 5 6
(WHI)
U3 U4
TR
WHI
BRW BRW
2
BRW
RC
WHI
GRY
1 3 4 5 6 9 (WHI)
(Normal)
1 3 4 5 6 7 9 (WHI) (High satatic pressure)
FM
– 30 –
DP
WHI
DP CN033
CN068 (GRN)
1 3 1 3
(BLU)
1 3 1 3 1 2 3
CN104
(YEL)
CN102
(RED)
RY001 CN101
(BLK)
CN080
(GRN)
CN073
(RED)
CN070
(WHI)
P .C. board
(MCC-1403)
CN060
(WHI)
CN075 CN061 CN032
(WHI) (YEL) (WHI)
6 1 2 3 4 5 6 1 2
(Fan drive)
Color Identification
RED : RED
CN02
WHI : WHITE
(YEL)
BLK : BLACK
YEL : YELLOW
BLU : BLUE
1. indicates the terminal board and
the number indicates the terminal number.
2. The dashed line indicates wiring at the local site.
3. indicates P .C. board.
4. When install Drain Pump. please connect
Float Switch Connector to Connector CN030.
5. When changing external static pressure,
WHI
please reconnect Fan Motor connecter (WHI)
to high static pressure connector (RED).
RED RED
5 6 5 6
Relay Relay
43F3
3 4 3 4
YEL
YEL BLU
BLU
GRY
WHI
9 (RED)
1 3 4 5 7
Symbol Parts name
FM Fan motor
RC Running capacitor
TR Power transformer
TA Indoor temp. sensor
TC, TCJ Indoor heat exchanger sensor
49F Overheating protection switch (OFF: 135°C)
RY002 Relay for drain pump motor
RY005
RY006
Relay for fan motor
RY007
43F1, 2, 3
Fuse T10A, 250V~
Fuse T5A, 250V~ (On P .C. board (MCC-1403))
Optional parts
CS Float switch
DP Drain pump motor
CS
CN030
(RED)
TA
1 1
2 2
TCJ
1 1
2 2
TC
1 1
2 2
1
2
3
Outside
( )
error input
1
(EXCT)
2
1
(Filter)
2
6
5
4
Option
3
2
1
GRY : GRAY
ORN : ORANGE
BRW : BROWN
GRN : GREEN
RED
5 6
Relay
43F2 43F1
3 4
BLK
ORN
BLK
Closed-end
connector