Introduce Of Sensor Parts; Malfunction Codes Problems - Haier HB21FWRSS Service Manual

1. Introduction of Sensor Parts
The name and position of sensor
Name
Freezer sensor
Refrigerator sensor
Environment
sensor
Icemaker sensor
Defrost sensor

2.Malfunction Codes Problems

It won't display malfunction codes when the machine is in malfunction. Press freezer
temperature control button (>) and fridge temperature control button (<) + (>) these three button
simultaneously for 3 seconds, malfunction codes will displayed on cabinet display panel, then
press these three button a new 3 seconds, machine come back to natural display. Machine will
exit automatically if no manual operation.
Malfunction Codes Table
NO Item
1 Normal
2 Freezer sensor malfunction
Environment
3
Sensor malfunction
4 Refrigerator sensor malfunction
5 Defrost sensor malfunction
6 Icemaker sensor malfunction
7 Freezer sensor malfunction
8 Cooling fan motor malfunction
9 Defrost Heating System error
10 Icemaker system malfunction
Marker
F SNR
R SNR
temperature
RT SNR
ICE SNR
D SNR
Malfunction Code
Display Setting Temperature
Temperature
２２
Position
right side wall of freezer room
right side wall of fridge room
bottom of freezer hinge box
bottom of ice maker
top of freezer evaporator
Meanings of Code
F SNR short circuit or open
F2
F3 RT SNR short circuit or open
F1 R1 SNR short circuit or open
F5 D SNR short circuit or open
F6 ICE SNR short circuit or open
No single send out more than
E1
No single send out more than
E2
Defrost
can't reach to 7 centigrade
Ed
after temperature rise more
than 2 hours
Can't detect on/off single when
Er
No
circuit
circuit
circuit
circuit
circuit
30 seconds
30 seconds
sensor temperature
icemaker rotate