10
○
How to replace the sensor
The process of sensor removed: remove the shelves
→
remove the airduct board
→
disconnect the connectors
→
remove the sensor cover
→
remove the sensor
The sensor are fix on the airduct board(two zone are same)
A. Remove the shelves.
(
→
3) (Fig.1)
B. Remove the air duct board. See
(
→
4) (Fig.2)
C. Push and then pull out the two plastic nails(1,2),the sensor cover
(3)
come loose, disconnect the
connector
(5)
of the sensor, and replace it
(4). ( Fig.8)
○
Refrigerant valve fault
The process of valve removed: remove the cover of the valve
→
disconnect the connectors
→
disjoin the
soldered joints
→
remove valve
1 >
．
If the temperature of either zone of left and right is normal, and another zone is not cooling, or over
low temperature, (lower than the temperature preset 3
℃
), or one zone is not cooling the other zone
is over cold, please check the refrigerant valve.
2 >
．
Turn off the power, exchange the two poles of the refrigerant valve, and turn on the power again,
please pay attention to the sound snip-snap, or the refrigerant valve out off power or ruins. Replace
the same module
’
s refrigerant valve when confirming the PCB board is normal.
3 >
．
How to replace the refrigerant valve:
A.
Use welding facility to heat the 3 welding point H, K , J, and then take off the refrigerant
valve.
(Fig. 9)
B. Use the cross screwdriver to wrest the refrigerant welding screw 1 (totally 2pcs, another isn
’
t
show in the picture.
）
;
(Fig.9)
C. Replace with the new refrigerant valve, and vacuumize it, and refill refrigerant, complete the
replacement.
Fig.8
Summary of Contents for WI6225
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