Kenmore 795.51022.001 Service Manual page 112

17) Poor Cooling in Freezer section
NO. CHECKING FLOW
1) Unplug Damper Motor
2) Check the Damper Motor impedance.
1
9
6
1) Reset product.
2) Enter to TEST MODE 1 (press once TEST S/W
on Main PCB).
3) Check Voltage in CON 6 as shown in the pictures.
10
1) Reset the refrigerator.
2) Enter to TEST MODE 1 (Press TEST S/W once).
3) Check Voltage in CON 1.
4) Enter to TEST MODE 2 (Press TEST S/W once
again).
5) Check Voltage in CON 1.
6) Proceed with the action.
11
2 3
4
5
RESULT & SERVICE ACTION
Result
369 ~ 451Ù
1 ~ 6
Other
369 ~ 451Ù
5
2 ~
Other
129.6~158.4Ù Change PCB
4
3 ~
Other
Result
Below 10 V
b
a ~
Other
0V or 5V
c
b ~
Other
a b
~
b ~ c
Result
110~127Vac
TEST
MODE 1
Other
0~5 Vac
TEST
MODE 2
Other
- 111 -
Service Action
Change PCB
Change Damper
Change PCB
Change Damper
Change Damper
Service Action
Change Main PCB
Go to Step 11
Change Fan Motor
Go to Step 11
Service Action
Bad compressor,
Refrigerant leakage, tube
obstruction, etc.
(Please refer to cycle
troubleshooting)
Change Main PCB
Bad compressor,
Refrigerant leakage, tube
obstruction, etc.
(Please refer to cycle
troubleshooting)
Change Main PCB