DCS RF48SS, Service Manual, Page: 30 / 74

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Remarks
3) Defrost Function
1) F/R-Room Defrost depends on the accumulated comp-on time.
2) With the initial power on,defrost starts at the both rooms after 4 hour accumulated comp-on time.
3) Defrost cycle is changed automatically from MIN 5 hours to MAX 10 hours.
4) The defrost cycle depends on the ambient temperature,the frequency of F/R- Door open,and the duration of F/R-Door Open.
5) The Defrost Heater Off temperatures are compared using the temperature values of R-Defrost Sensor and F-Defrost
Sensor and they are as follows:
General Defrost Condition
Forced Defrost Function
Category
Fridge
All cases
Freezer
All cases
63 ℉
(Refer to options)
54 ℉
(Refer to options)
For A/S
4) ALARM Function
①
Button Touch Tone
1) When selecting each button on the Control Panel,the Button Touch Sound is heard.
2) In the case of pressing more than two buttons at the same time or pressing a wrong button,the sound will not be heard.
② DOOR-OPEN Alarm
1) After 2 minutes of the F/R-Room is open,the alarm goes off.
2) If the door continues to be open after that,the alarm will be heard every 2 minutes cycle.
3) The alarm stops immediately when both of the F/R-Doors are closed.
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