Haier DW-86L338J Service Manual page 50

Treatment method of low temperature alarm:
ULT Energy-saving Series
Display temperature of the freezer ≤
setting temperature of low temperature
alarm (setting temperature of low
temperature alarm ≤ setting temperature
of operation - 5°C)
Yes
The "Alarm" light flashes; the
"Low temperature alarm" light
flashes
Yes
Sound alarm after 15 minutes of
light flashing alarm
Yes
Check whether the high temperature
stage compressor and low
temperature stage compressor
operate normally
Measure the actual
temperature in the freezer
After-sales Service Manual
No (normal case)
Check the LED light and
control circuit of the display
board
No
Check the buzzer and control
circuit of the control board
No
Measure the
temperature in the freezer
actual
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