Over Cooling In The Refrigerator Compartment - Kenmore 795.78773.801 Service Manual

Over cooling in the refrigerator compartment

MAIN PWB
Is the connection loose?
CON3
No
Enter the TEST 1 MODE
Is the voltage between
of
Pins 4 and pin 12
CON3 like as below?
CON3
Pin12 BK Pin4 BL
Voltage of Compressor Voltage of Compressor
Voltage of Compressor Voltage of Compressor
Test Point Result
Pin4 To pin12 115 V
Yes
Check the
Fan operation
by placing your hand in
front of the vents to feel
for any cold air flow.
Door Fan-Motor
Open OFF
Closed ON
No
Reconnect
Yes
Replace
MAIN PCB
Yes
(Position No:
500A)
Replace
Fan
Yes
- 47 -
Enter the TEST 2 MODE
Does the cold-air coming
out of the top of the main
duct.?
Yes
Checking Damper itself
Is the resistance
Values between (1) & (4),
(2) & (3) like as below?
(3)BL
(4)YL
Resistance of Damper Resistance of Damper Resistance of Damper Resistance of Damper
Test Point Result
(1) To (4) 373 ~ 456 ½
(2) To (3) 373 ~ 456 ½
Yes
Check the
No Damper itself
Replace
Damper
No
(Position
No:120A)
(1)RD
(2)WH