Hisense AVWT-192FFFH User Manual

123
Troubleshooting
(1.1.8 Abnormalities of Devices)
Cause Check Item
Action
(Turn OFF Main Switch)
Phenomenon
Cooling or
Heating
Operation
with
Abnormal
Sound
Outdoor Fan
is Not Operated
When
Compressor
is Operated
Abnormal Sound from
Inside of Compressor
Replace compressor.
Wear or
Breakage of
Internal
Comp. Parts
Check expansion valve
opening.
Check each part is
tightly fixed.
Abnormal
Sound from
Compressor
Faulty
Installation
Tightly fix it.
Ensure superheat.
Liquid Ref.
Compression
Check resistance.
(Crankcase Heater, Fuse)
Replace crankcase
heater or fuse.
No Heating
by Crankcase
Heater
Check it by viewing.
Remove foreign
particles.
Foreign Particles Inside
of Fan Casing
Check it by viewing.
Adjust position of
fan runner.
Indoor Unit Fan Runner
is Hitting Casing
Check it by viewing.
Adjust position of
propeller fan.
Outdoor Unit Propeller Fan
is Hitting Shroud
Check surface of
contacts.
Replace magnetic
switch.
Hamming Sound from
Magnetic Contactor
Check each fixing
screws.
Tightly fix it.
Abnormal Vibration of
Cabinets
Check obstacles. Remove obstacles.Obstacle at Outdoor Fan
Check wiring.
Connect wiring
correctly.
Disconnected Wiring for
Indoor Fan
Check DC module. Replace DC module.Failure of DC module
Wait for switching of
reversing valve.
(1 to 3 minutes)
In case that reversing
valve is not switched,
check for insufficient
refrigerant.
Watching Condition for
Heating Operation
Indoor Fan
is Not Operated
When
Compressor
is Operated
Check operation
pressure.
Add refrigerant.
Discharge Pressure Does
Not Increase Higher than
1.5MPa due to insufficient
refrigerant.

Hisense AVWT-192FFFH Specifications

General

Brand	Hisense
Model	AVWT-192FFFH
Category	Air Conditioner
Language	English