Haier HRF-521DS6 - Fault Diagnosis and Display Method

SERVICE MANUAL
Model: HRF-521DS6
22
Issue 2016-09-07
REF. Ref 1609S025V0.
defrosting process, this is a normal phenomenon
while defrosting.
ensure each seat
to stress for
avoiding
resonance.
8-2. Fault diagnosis and display method
Under lock mode, please press “Refrigerator” for a long time and continue to click “Freezer” for five
times at the same time, so that can enter/exit fault code display mode. Fault code display in the
temperature display area. In the fault display state, press “Lock/unlock” every time, the current fault
code will display by recycle. If refrigerator has no fault, it will exit fault mode automatically.
Fault
No.
Fault mode
Code
display
area
Code
Check method
Remarks
Sensor
Resistance
Rs(KΩ)
Temp.
Value
T(℃)
1 Temp. sensor fault Ref. Temp. area F2
Rs≤0.094
or Rs≥235
T=117.3 or
T=-55.9
Refrigerator
2
Ref. sensor
/ Ref. R1 fault
Ref. Temp. area F3
Rs≤0.094
or Rs≥235
T=117.3 or
T=-55.9
Refrigerator
3 Frz. sensor fault Frz. Temp. area F4
Rs≤0.297
or
Rs≥750
T=75 or
T=-70.17
Freezer
4
Frz. defrosting
sensor fault
Frz. Temp. area F6
Rs≤0.297
or Rs≥750
T=75 or
T=-70.17
Freezer
5 Communication fault Ref. Temp. area E0
No communicate between
display panel and main
control panel for two minutes
/
6 Frz. fan motor fault Frz. Temp. area E1 / / /
7 Ref. fan motor fault Ref. Temp. area E2 / / /
8 Frz. defrosting fault Frz. Temp. area Ed
Defrosting heater work for
more than 70 minutes, Temp.
o
defrosting sensor do not
reach 7℃
/
Display priority
1. Display priority of freezing temperature display area:
F6 〉FC 〉Ed 〉Er 〉F4 〉gear set 〉Temp. display
2. Display priority of refrigerator temperature display area:
E0 〉E1 〉E2 〉E3 〉Eh 〉F2 〉F3 > F8 > F1 >F9 >F5 > F7 > FA > Fb > gear set 〉Tenp display
Note: or display according to the above order scrolling display.