Toshiba RAV-SM560AT-E Service Manual page 27

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RAV-SM800AT-E
THERMOSTAT
FOR
COMPRESSOR
ORN
2 2
CN500
1 1
ORN
4-WAY VALVE COIL
3 3 3
CN700
1 1 1
FAN MOTOR
5 5
4 4
FM
3 3 CN300
2 2
1 1
2
3 3
CN301
2 2
F300
FUSE
1 1
T5A
6 6
5 5
4 4
PMV
CN702
3 3
2 2
1 1
PHOTO COUPLER
SUB
2
P .C. BOARD
(MCC-1398)
CN02
1
1
SIMPLE CHECK POINTS FOR DIAGNOSING FAULTS
Check
items
TERMINAL BLOCK
1 There is no supply voltage
(AC220 to 240V) between L - N , 1 - 2
There is no voltage (DC15 to 25V) 2 - 3
FUSE
25A fuse (F01) blown, 15A fuse (F02) blown
2
3.15A fuse (F04) blown,
T5A fuse (F300) blown (SUB P .C. board)
T3.15A fuse (F01) blown (SUB P .C. board)
ELECTROLYTIC CAPACITOR VOLTAGE (C10, C11, C12, C13)
3
DC320V not available between
+ terminal of electrolytic capacitor
INVERTER OUTPUT (CN09, CN10, CN11)
(Please confirm within six minutes after instructing in the drive.)
4
Voltage between each line of inverterside
conector pins are not equal.
Compressor
2 2
CN604
1 1
2 2
CN605
GRN
1 1
3 3
CN600 2
1 1
2 2
CN601
1 1
Fan
circuit
BLU
3 3
CN302
YEL
1 1
BLK
5 5
WHI
4 4
BLU
CN800
3 3
RED
2 2
PNK
1 1
2 2
CN04
ORN
1 1
BLK
5 5
4 4
WHI
3 3
CN01
2 2
RED
1 1
F01
FUSE
T3.15A
2 3
2 3
GRY
WHI
RED
1
Diagnosis result
Connecting cable check
Converter module (DB01) and electrolytic
capacitor (C10 to C13) check IGBT
module (Q200) check, Fan motor check
SUB P .C. board check
25A fuse (F01) check
P .C. board and coverter
module (DB01) check
IGBT module and
P .C. board check
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RED
WHI
CM
BLK
TE
POWER SUPPLY CIRCUIT
(FOR P .C. BOARD)
TS
F04
FUSE
3.15A
TD
TO
3 3
CN04
1 1
5 5
4 4
CN06
3 3
2 2
P .C. BOARD
1 1
(MCC-1359)
2 2
CN05
1 1
5 5
4 4
3 3
2 2
1 1
CN13
F01
FUSE
2
25A
CN01
REACTOR
RED
1 2 3 L N
TO POWER
WHITE(S)
INDOOR SUPPLY
UNIT 220-240V
~50Hz
– 27 –
+
T03
BU
CN09
CT
EU
BV
CN10
EV
T04
BW
CN11
CT
EW
BX
4
BY
BZ
2
P20
C13 P19
3
P18
C12
P17
C11
2 F02
C10
FUSE
G
15A
E
A
~
POWER
~
RELAY
+
RY01
P10
R05
P11
REACTOR
P13
2 2
R06
1 1
P12
T02
REACTOR
P09
CT
2 2
1 1
P08
P15
P14
VARISTOR
SURGE
ABSORBER
CN02
CN03
WHI BLK
TERMINAL OF COMPRESSOR
BLACK(C)
The sign in ( )
is displayed
in the terminal
cover
RED(R)
Color Identification
BLK : BLACK WHI :
BLU : BLUE BRN :
RED : RED ORN :
GRY : GRAY YEL :
PNK : PINK PUR :
GRN : GREEN
IGBT
module
Q200
YEL
BLU
Converter
module
DB01
ORN
BRN
WHITE
BROWN
ORANGE
YELLOW
PURPLE