-------Internal training document for Haier service provider. External disclosure is prohibited --- Classification
33
33
High Temperature Alarm Solution:
Freezer display temp ≥set
temp. for high temp. alarm (set
temp. for high temp. alarm≥set
temp. for r5
℃
)
Yes
Check if the refrigerant leaks
No (normal)
Check the control circuit and LED lamps on the
display panel.
The “Alarm” indicator flickers; The
“High-temp. Alarm” indicator
flickers;
Yes
The freezer makes an
acoustic alarm after the lamp
flickers and alarms for 15min.
No
.
Check the buzzer and control circuit on the control
panel.
Check if the input voltage
works properly.
Yes
Yes
No.
Check if the low temp.
compressor is normal.
Yes
Check if the low temp. fan is
normal.
Check if the high temp.
compressor is normal.
Check if the high temp. fan is
normal.
Check if the current of high and
low temp. compressors are
normal.
Measure the actual temperature in the freezer
No.
Check if the compressor and the control circuit are normal.
Check if the fan and control circuit are normal.
No
Check if the compressor and control circuit are normal.
No
Check if the fan and control circuit are normal.
No
Check if the fan and control circuit are normal.
Yes
Yes
Yes
Yes
No
Summary of Contents for DW-86L486
Page 36: ......
