Ice-Maker Inspection Mode - Haier HFD647AS Service Manual

SERVICE MANUAL
Model: HFD647AS/HB21TSSAA
TEST2 Under mode TEST1,
Keep pressing REF
(For TEMP, FRZ TEMP
testing the and OK button three
defrost keys for 3 seconds
system) until it show T2 T2,
then the product will
enter compulsive
defrosting mode
TEST3 Under mode TEST2,
Keep pressing REF
TEMP, FRZ TEMP
(For and OK button three
testing keys for 3 seconds
assist until it show T3 T3,
heaters) then the product
will enter inspection
mode of mullion
heater and beam
heater .
BACK TO Under TEST3 mode,
NORMAL keep pressing REF
TEMP, FRZ TEMP
and OK button three
keys for 3 seconds,
the refrigerator will
quit TEST mode and
back to normal

5-6 Ice-maker Inspection Mode

Under Unlock state, press both Function setting button (B) and OK button (D) for 3 seconds until
hear one sound of buzzer, products enter ice-maker inspection mode. In this mode, Ice-maker will
forced turnover once, then inhale water according pre-setting water volume.
1) compressor shutdown
2) freezer/cooling fan motor
shutdown
3) defrost heater start working
4) mullion heater shutdown
5) air damper and its heater
shutdown
6) freezer/refrigerator setting
display T2/T2 at display
board
1) compressor shutdown
2) freezer/cooling fan motor
shutdown
3) defrost heater shutdown
4) Mullion heater and beam
heater start working
5) air damper heater start
working
6) freezer/refrigerator setting
display T3/T3 at display
board
Function back to normal (compressor start to work 7 minutes later)
When temperature around defrost
sensor above 7 degree, appliance
will exit <Force defrost MODEL>
after heater working 1 minute!
When temperature around defrost
sensor below 7 degree, heater will
work continually until reach 7
degree, appliance then exit
Heaters of air damper and
refrigerator mullion heater is under
working. exit the inspection
program after 30 minutes and back
to normal
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