Hisense AMS-07UR4SNVT4 Service Manual page 95

Multi-split type air conditoner indoor and outdoor units
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8
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E
C
K
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G
C
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4) YDK95-6-9043
BROWN
M1
P
WHITE
Winding resistance ( at 20℃)
M1:59.1Ω
M2:20.3Ω
Test in resistance.
TOOL: Multimeter.
Test the resistance of the main winding. The outdoor fan motor is fault if the resistance of
main winding 0(short circuit)or∞(open circuit).
Notes:
1) Please don't hold motor by lead wires.
2) Please don't plug IN/OUT the motor connecter while power ON.
3) Please don't drop hurl or dump motor against hard material. Malfunction may not be observed at
early stage after such shock. But it may be found later, this type of mishandling void our
warranty.
3. COMPRESSOR
COMPRESSOR EXAMINE AND REPAIR
DC
INVERTER
POWER
&
CONTROLLER
Test in resistance.
TOOL: Multimeter.
Test the resistance of the winding. The compressor is fault if the resistance of winding
0(short circuit)or∞(open circuit)
Familiar error:
1)Compressor motor lock.
2)Discharge pressure value approaches static pressure value .
3)Compressor motor winding abnormality.
Notes:
1)Don't put a compressor on its side or turn over.
2) Please assembly the compressor in your air conditioner rapidly after removing the plugs.
Don't place the comp. In air for along time.
O
M
P
O
N
E
N
T
S
O
M
P
O
N
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N
T
S
YELLOW
A
M2
M3
BLACK
BLUE
M3:15.3Ω
( )
R U
( )
S V
(
)
T W
RED
A: 85.8Ω
90
WINDING
M: Main winding
A: Auxiliary winding
Capacitor
Hot protector
P

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