Daewoo FRU-541 Series Service Manual page 13

1. When Defrost Mode start?
; When total Compressor runnig time becomes at 6, 8, 10, ..., 24hours.
- The compressor runing rate is over 85% every 2 hours.
- Door opening time is over 2 minutes ( Each Freezer / Refrigerator door )
- Total compressor running time ( on time + off time ) is 60hours.
- Any error happens. ( R1, F1, D1, F3, RT-Sensor, C1, Door switch etc. )
( But, F3 error happens then defrost mode start without Pre-cool )
Yes
Yes
Yes
Yes
Yes
Defrost mode start
Start
Compressor runing
time is over 2hours
Yes
Total appiance runing
time is over 60hours
No
Compressor runing
time is over 24hours
No
Compressor runing
time is over 6hours
Yes
Any error happens
No
Room temperature is
over 35C
No
Compressor runing rate is
over 85% every 2 hours
No
Door open ( each door )
is over 2 minutes
No
End
12
FUNCTIONS ( Defrost Mode )
No
No
Yes