Does the cold-air come out

No

of the top of the main duct?

 

 

 

 

 

 

 

 

 

Yes

Check the Damper itself

After reset the unit, take steps to PCB as follows for temperature compensation.

1.In the case of 6871JB1431 ( by July 2007)

:Compensate with replacing RCR1

Enter the TEST 2 MODE Does not cold-air come out of the top of the main duct?

No

Checking Damper itself Is the resistance Values between (1) & (4),

(2) & (3) like as below?

(1)BL

(2)YL

Yes

No

(1)RD

(2)WH

Check the Damper itself

Replace

Damper

RCR1

Temp. Compension

Ressult

8.2 k‰

- 0.5 deg

Current

5.6 k‰

- 1 deg

 

3.3 k‰

- 1.5 deg

 

2 k‰

- 2 deg

Colder

470 k‰

- 2.5 deg

 

 

* Change RCR1

 

2.In the case of EBR34917102 (from Aug 2007)

:Compensate with Jump wire cutting

JUMP WIRE

Temp. Compensation

JCR3

- 1.0 deg

 

Resistance of Damper

Test Point

Ressult

(1)to (4) 373 ~456 ‰

(2)to (3) 373 ~456 ‰

Yes

JCR4

- 1.0 deg

 

Cutting both jumpers affords a 2… temperature compensation

* Cutting of jumper wire

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Page 39
Image 39
Kenmore 795.775726, 795.775796, 795.775636 1BL 2YL Yes 1RD 2WH, Resistance of Damper, Cutting of jumper wire, Change RCR1