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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
2. In the case of EBR34917102
(from Aug 2007)
: Compensate with Jump wire cutting
* Change RCR1
* Cutting of jumper wire
Temp. CompensionRCR1
Temp. Compensation
Cutting both jumpers affords a 2…
temperature compensation
+ 1.0 deg
+ 1.0 deg
JUMP WIRE
Ressult
+ 2.5 deg180 k‰
+ 2 deg56 k‰
+ 1.5 deg33 k‰
+ 1 deg18 k‰
+ 0.5 deg12 k‰
Current
Colder
JCR1
JCR2
Replace
Damper
Enter the TEST 3 MODE
Is the voltage between
Pins 4 and pin 12 of
CON3 like as below?
Voltage of Compressor
115 V
pin4 to pin12
RessultTest Point
Yes
Yes
Pin12
BK
Pin4
BL
CON3