Service manual

14
SUZ-KA50VA2.TH
POWER SUPPLY
~/N 230V 50Hz
CIRCUIT BREAKER
TO INDOOR
UNIT
CONNECTING
230V~
12-24V
S3
S1
S2
TB2
BRN
BLU
RED
L
N
GRN/YLW
TB1
BLK
BRN
BLU
F61
BRN
LD-E1
LD-S
LD62
LD61
L62
DSA
PTC65
PTC64
LD63
CT
F701
X64
U
U
U
6
14
12
1
3
12
1
1
3
5
1
3
5
CN724
CN641CN643CN644CN642
RT62
RT61RT65
RT68
RT64
CN932
CN931
MS 3~
INVERTER P.C. BOARD
HC930
R937B
F901
R937A
IC802
T801
F801
C61
C62C63
R61
LD66LD70
DB61
DB65
R825
TR821
IPM
LDU
LDV
LDW
N
P
U V
W
1
1
3
3
BLKBLK
WHT
RED
WHT
RED
MS 3~
MC
U
V
W
ORN YLW
L61
X63
1 2
CN721
21S4
M
LEV
6
2. Use copper conductors only (for field wiring).
diagram for servicing.
refer to the indoor unit electric wiring
1. About the indoor side electric wiring,NOTES:
SYMBOL
NAME
SYMBOL
NAME
SMOOTHING CAPACITOR
FUSE (T20AL 250V)
LEV
EXPANSION VALVE COIL
L61
REACTOR
HC930,IPM
INTELLIGENT POWER DEVICE
C61,62,63
DIODE MODULE
DB61,DB65
CT
CURRENT TRANSFORMER
F701,F801,F901
INTELLIGENT POWER MODULE
F61
DSA
SURGE ABSORBER
FAN MOTOR
CIRCUIT PROTECTION
RT61
DISCHARGE TEMP. THERMISTOR
R937A, B
MF
MC
COMPRESSOR
R825
PTC64,PTC65
R61
CURRENT-DETECTING RESISTOR
AMBIENT TEMP. THERMISTOR
SWITCHING POWER TRANSISTOR
21S4
REVERSING VALVE COIL
X63,X64
RELAY
TB1,TB52
TERMINAL BLOCK
RT65
FIN TEMP. THERMISTOR
RT64
T801
TRANSFORMER
TR821
RT68
OUTDOOR HEAT EXCHANGER TEMP. THERMISTOR
DEFROST THERMISTOR
RT62
NAME
SYMBOL
FUSE (T3.15AL 250V)
IC802
L62
REACTOR
CURRENT-DETECTING RESISTOR CURRENT-DETECTING RESISTOR
MF
:Terminal block
3. Symbols below indicate.
OCH472A