Daewoo FRN-U20BE series, Service Manual

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1. A/S Defrosting Mode (Heater defrost
→
Pause
→
Fan Delay)
INPUT CONTROL OBJECT
CONTENTS REMARKS
1. Defrosting Cycle
1. Comp
2. F-Fan
3. R-Fan
4. D-Heater
Heater
Defrosting
1) Comp, F-fan, R-fan : OFF
D-HTR : ON
2) Time limit
30 seconds : Heater is ON regardless of D-sensor
temperature right after defrosting start
30 minutes : in case of D1-Error
80 minutes : in normal control state
3) If D-sensor
≥
13
℃
, Heater Defrosting is OFF
Pause
Time : 7 minutes
Comp, F-fan, R-fan, Heater etc. : OFF
Fan-Delay
1) Time : 5 minutes
Comp : ON
F-fan, R-fan, Heater : OFF
Pause
Fan-Delay
Heater
Defrosting
2. How to start
1) Basic Model
Push “REF.TEMP (Set)” button 5 times while pushing “FRZ.TEMP (Set)” button simultaneously.
2) Dispenser Model
Push the ‘LOCK’ button.
Push “REFRIGERATOR SET” button 5 times while pushing “FREEZER SET” button.
3. How to proceed
1) Delete Pre-cool mode. (Others are same as normal defrosting)
2) Heater is ON regardless of D-sensor temp. at first 30 seconds.
(Check of defrosting current)
4-3. Forced Defrosting Mode
1. Fan voltage of control mode
INPUT CONTROL OBJECT
CONTENTS REMARKS
1. F-Sensor
2. R-Sensor
1. F-FAN, R-FAN, C-FAN
13 V 13 V 13 V Voltage
C-FAN R-FAN F-FAN FAN
4-4. Fan Voltage of Control Mode