Icing Room Sensor Error - Kenmore 795.78773.801 Service Manual

Icing Room Sensor Error

Is Er-IS displayed?
Yes
Is the connection loose?
Inner of Icing door
Display PCB
No
Disconnect CON101 and
measure the value. Is resistance
value between pins 1 & 2 of
CON101 as below? (BL to BL)
pin2 BL
pin1 BL
Icing room Sensor Resistance
Test Point Result
pin1 To pin2 1.156 ~ 141.5 k½
Yes
CON101
BL
1
Display
BL
PCB
2
Housing-A
Wiring diagram
Yes
Reconnect
Replace
No
Display
PCB
(Position
No:501A)
Icing-Sensor
BL
1 1
BL
2 2
Is resistance value between
pins 1 & 2 of Housing- A as
below? (BL to BL)
Checking Open or Short of wire
Test Point Result
(1) To (2) 1.4 ~ 120 k½
Yes
Reconnect and Power ON
If the ER-IS appears,
Replace Main PCB
Otherwise, explain
to the customer!
- 25 -
Replace the
No
Icing-Sensor
pin1 BL
pin2 BL