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Diagnosis result
TERMINAL BLOCK
There is no supply voltage
(AC220 to 240V) between L - N , 1 - 2
There is no voltage (DC15 to 25V) 2 - 3
Connecting cable check
1
2
3
4
FUSE
25A fuse (F01) blown, 15A fuse (F02) blown
3.15A fuse (F04) blown,
T5A fuse (F300) blown (SUB P.C. board)
T3.15A fuse (F01) blown (SUB P.C. board)
Converter module (DB01) and electrolytic
capacitor (C10 to C13) check IGBT
module (Q200) check, Fan motor check
SUB P.C. board check
ELECTROLYTIC CAPACITOR VOLTAGE (C10, C11, C12, C13)
DC320V not available between
+ terminal of electrolytic capacitor
25A fuse (F01) check
P.C. board and coverter
module (DB01) check
INVERTER OUTPUT (CN09, CN10, CN11)
(Please confirm within six minutes after instructing in the drive.)
Voltage between each line of inverterside
conector pins are not equal.
IGBT module and
P.C. board check
Color Identification
BLK
BLU
RED
GRY
PNK
GRN
:
:
:
:
:
:
BLACK
BLUE
RED
GRAY
PINK
GREEN
WHI
BRN
ORN
YEL
PUR
:
:
:
:
:
WHITE
BROWN
ORANGE
YELLOW
PURPLE
3
2
1
3
2
1
2
1
2
1
5
4
1
5
4
3
2
3
2
1
3
1
3
1
6
5
4
3
2
1
6
5
4
3
2
1
ORN
ORN
VARISTOR
T02
CT
G
E
A
~
~
+
DB01
Converter
module
SURGE
ABSORBER
PHOTO COUPLER
P.C. BOARD
(MCC-1359)
SUB
P.C. BOARD
(MCC-1398)
F01
FUSE
T3.15A
F01
FUSE
25A
CN01
CN02
P12
P09
P11
P13
P19
P18
P17
P20
P10
RY01
R05
R06
CN04
CN800
CN302
CN06
CN05
CN04
C13
CN03
CN02CN01
CN702
THERMOSTAT
FOR
COMPRESSOR
CN500
CN700
CN300
CN301
BLKWHIRED
ORN
BRN
BZ
BY
BX
EW
BW
EV
BV
EU
BU
CN09
CN10
CN11
CN600
TD
3
2
1
3
1
GRN
CN604
TE
2
1
2
1
BLK
WHI
RED
Compressor
FAN MOTOR
4-WAY VALVE COIL
CN601
TO
2
1
2
1
CN605
TS
2
1
2
1
3
1
3
1
3
1
3
1
BLU
YEL
2
1
2
1
2
1
2
1
ORN
2
1
2
1
2
1
2
1
PNK
RED
3 3 3 3
BLU
4 4 4 4
WHI
5 5 5 5
BLK
CN13
2
1
2
1
2
1
2
1
RED
3 3 3 3
4 4 4 4
WHI
5 5 5 5
BLK
Fan
circuit
CM
FM
PMV
T03
CT
T04
CT
Q200
IGBT
POWER SUPPLY CIRCUIT
(FOR P.C. BOARD)
module
C12
C11
C10
+
3
1
F02
FUSE
15A
F04
FUSE
3.15A
F300
FUSE
T5A
2
1
2
1
REACTOR
POWER
RELAY
P08
P15
P14
2
1
2
1
REACTOR
REACTOR
RED
TO
INDOOR
UNIT
POWER
SUPPLY
220-240V
~50Hz
GRY
WHI
L N2 31
2 31
2 31
BLU
YEL
WHITE(S)
BLACK(C)
RED(R)
TERMINAL OF COMPRESSOR
The sign in ( )
is displayed
in the terminal
cover
2
2
2
1
2
3
2
4
Check
items
4-3. Outdoor Unit (RAV-SM800AT-E)
SIMPLE CHECK POINTS FOR DIAGNOSING FAULTS
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