Daewoo FRS-2021 Service Manual page 23

Defrosting Cycle
INPUT
1. Total comp. work time
2. Comp. work rate
3. RT temperature
4. Total door open time
1. Conditions to start defrosting cycle
1) Total comp. work time : 6, 8, 10 hours
2) Comp. work rate (by the 2 hours) : over 65%
3) Total door open time : 3 minutes
(Any door - F or R – open time is over 3 minutes.)
4) Total time of [comp. ON + comp. OFF] : 60 hours
5) Ambient temperature : over 35C
6) Any error mode : R1, F1, D1, F3, RT/S, Door-switch
2. Conditions to start defrosting mode
1) The mode starts in the following conditions ;
a. Any error happens when total comp. work time is 6 or 8 or 10 hours.
b. Comp. work rate by the 2 hours is over 65%.
c. Total door open time is over 3 minutes.
(Any door - F or R – open time is over 3 minutes.)
d. Ambient temperature is over 35C
2) Defrosting mode starts unconditionally as long as total comp. work time is 10 hours,
even if the above conditions (a~d ) are not satisfied.
3) Defrosting mode starts immediately as long as total time of [comp. ON + comp. OFF] is
over 60 hours, even if the above 1) and 2) conditions are not satisfied.
1. Defrosting Mode
CONTENTS
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Control Object
REMA
RKS