Daewoo frs20 manual Defrost Mode, Comp, Defrosting Cycle Fan Heater

4-2. Defrost Mode

INPUT		CONTROL OBJECT
		1. Comp
1. Defrosting Cycle		2.	F-Fan
		3.	R-Fan
		4.	D-Heater
	CONTENTS		REMARKS
1. Defrost Mode

Pre-Cool	Pre-Cool
	1)	Time : 50 minutes
	2) Comp , F-fan : ON
		R-fan : Control
		D-HTR : OFF
	3)	If F-sensor ≤ -27℃, then Pre-Cool becomes. OFF

Heater	Heater
	Defrosting
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	Pause
	Time : 7 minutes
	Comp, F-fan, R-fan, Heater etc. : OFF
	Fan-Delay
Fan-Delay
	1) Time : 5 minutes
	Comp : ON and F-fan, R-fan, Heater : OFF

2.The defrost mode start with the following conditions

1)Total operation time of comp. becomes : 6,8,10,……… 24 hours.

①Comp. operating rate : more 85%

②Total door open time : 2 minutes

(Any door, F or R open time is over 2 minutes.)

③ Any error mode : R1, F1, D1, F3, RT/S, Door-switch etc.)

2)Defrosting mode starts unconditionally as long as total comp. work time is 24 hours, even if the above conditions 1) 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.

3.In providing initial power (or returning power failure)

If D-sensor temp. ≤ 3.5℃, defrosting mode starts .

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