Kenmore 795.71043.01 - Damper Checking and Troubleshooting; Fan Motor Troubleshooting

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No
5
Checking flow
Damper checking method.
Inputting TEST Mode,
Check the damper and PCB.
6 Check the Fan motor.
Rotate fan using your hand.
It feel sticky, change the motor.
(Cause of ice or rust inside of motor)
Result & SVC Action
7 Check the F Fan motor voltage.
(1)(3)
(2)
(4)
Open
Closed
Not
working
1 Mode
2 Mode
1,2
mode
Damper is normal.
(Explain to customer)
Change the damper
Test
Mode
Damper
State
SVC Action
(1) to (2)
(3) to (4)
270 ~ 330
Ω
Other
270 ~ 330
Ω
Other
It’s normal
Change damper
It’s normal
Change damper
Test Point Result SVC Action
Below 12 V
0 or 5 V
(1) ~ (2)
(2) ~ (3)
Change the PCB
Change the motor
Point Result SVC Action
StickyMotor Change the motor
Point Result SVC Action
<CON4>
(1)(2) (3)