Daewoo FR-660N/NT Service Manual page 40

Control
NO.
Function
9 Testing
device
Control
Objects
4) If the F-sensor -27˚C even the time elapsed is less than 50
min., the Pre-cool step goes off.
2. D-heater+R-fan defrost
1) D-heater and R-fan are on.
2) When D-sensor is higher than 2˚C, R-fan goes off, and D-
heater stays on contionously.
3) When D-sensor is higher than 10˚C, D-heater goes off.
4) Total limit time is 88 min.
5) If D-sensor is error, R-fan goes off and D-heater is on for 35
min.
3. Pause
1) Time : 4 min.
2) All devices are off.
4. F-fan delay
1) Time : 8 min.
2) Only COMP. and R-fan are on.
5. R-fan delay
1) Time : 10 min.
2) Only COMP. and F-fan are on.
6. Output control of each step and time limit.
COMP.
F-fan
R-fan
controlled
Heater
Time
limit
COMP.
1. If press SW01 on M-PCB, the electric devices become on in
F-fan
order as follows.
R-fan
COMP.
Heater
LED
2. At this time, all the custom LED become on.
3. Automatic return time is 1 min.
Contents
Heater Heater
Pre-cool +R-fan defrost
defrost
on off off
on off off
on off
off on on
1) 80 min.
50 min. 2) 35 min. in case of
D-sensor error
Heater Pause F-fan
38
F-fan R-fan
pause delay delay
off on on
off off on
off on off
off off off
4 min. 8 min. 10 min.
R-fan COMP.
Remark