Daewoo FRN-U20IB series Service Manual page 34

- Dispenser Model
[F-sensor (A)]
1) It senses the temperature of freezer compartment and control Comp., F-fan ON/OFF
2) How it works;
Working Point
Working Temp.
Resistance
Sensing Voltage
[R-sensor (B)]
1) It senses the temperature of refrigerator compartment and control R-fan ON/OFF
2) How it works;
Working Point
Working Temp.
Resistance
Sensing Voltage
[D-sensor (C)]
1) It senses return point of defrosting heater.
2) How it works;
Working Point
Working Temp.
Resistance
Sensing Voltage
* In case temperature of refrigerator compartment is weak or insufficient,
though comp. and R-fan operate in normal way;
1) Cut J18 on the M-PCB, then temp. is lowered 1.5℃ than [Mid OFF point]
2) Cut J18 and J19 on the M-PCB, then the temp, is lowered 3 ℃
Downloaded from Fridge-Manual.com Manuals
CONTENTS
Compensation of
R-sensor ON/OFF temp.
Low ON Mid OFF
-11℃
≒9.32㏀ ≒15.19㏀
≒3.24V ≒2.93V
Low ON Mid OFF
7.7℃
≒23.33㏀ ≒24.05㏀
≒2.96V ≒2.83V
Return point of defrosting heater
≒22.56㏀
≒3.08V
33
A
High OFF
-16℃ -19℃
≒15.58㏀
≒2.73V
High OFF
5.2℃ 3.2℃
≒24.76㏀
≒2.72V
13℃
REMARKS
IC1
(MICOM)
B
C
D