Wiring Diagram - Toshiba RAS-10N3KV-E Service Manual

5-1. Indoor Unit

5. WIRING DIAGRAM

1 2 3
Outdoor Terminal Block
1 2 3
Indoor Terminal Block
POWER SUPPLY
(From outdoor Unit)
3 1
CN01
1 1
2 2
CN62
Heat Exchanger Sensor
(BLU)
(TC)
1 1
2 2
Varistor
Thermo Sensor
CN61
(TA)
(WHI)
1 1
WHI
2 2 1 1
3 3 2 2
BLU
4 4 3 3
BLU
5 5 4 4
BLU
6 6 5 5
BLU
7 7 BLU 6 6
8 8
CN20
CN25
(YEL)
(WHI)
Quick check for diagnosing faults
Check Items
1
Check to see if the OPERATION indicator goes on & off when
OPERATION
the main switch or circuit breakers turned on,or power cord is
indicator
plugged in the wall outlet.
2
Check for the voltage between
Terminal
Check for the voltage between
block
Fuse
Check Varistor if the fuse is open.
3
3.15A
DC5V Check for the voltage between
4
Heat
Exchanger
CN51
1 1
2 2
3 3
4 4
5 5
CN31
(WHI)
1 1
2 2
3 3
CN33
(WHI)
1 1 WHI 1 1
2 2 YEL 2 2
3 3 YEL 3 3
4 4 YEL 4 4
Line
5 5 YEL 5 5
Filter
CN32
(WHI)
CN22
(WHI)
DC5V
1
DC12V
2
3
4
Color indication
BRW:BROWN
+
YEL:YELLOW
BLK:BLACK
RED:RED
BLU:BLUE
WHI:WHITE
GRN & YEL:
Main P.C Board
GREEN & YELLOW
WP-020
Diagnosis result
1 2
and is 220 to 240VAC.
2 3
and is 15 to 60VDC.
2 3
and terminal of CN20.
– –
16
FILE NO. SVM-12029
6 6
5 5
4 4
AC Motor
3 3
2 2
1 1
Fan Motor
Louver Motor