Daewoo RN-331N - 2-3. Defrost Mode

2. FUNCTIONS
- Compressor
- F Fan
- Defrost Heater
A. Defrost Mode Operation conditon
(1) In case accumulated compressor run times: 6, 8, 10, 12 hours,
- when there occur any errors:
R1, D1, C1, RT, Door SW error etc. (Check "2-9. ERROR DISPLAY")
- or, running rate of COMP (per 2hrs of accumulated operation time) is more than 90%
- or, accumulated door open time is over 2 minutes
- or, ambient temperature (RT) is more than 38℃
(2) Even if the above condition is not satisfied,
defrost mode starts immediately when accumulated compressor run time is 14hrs.
B. Normal Defrost Mode
C. Forced Defrost Mode
- How to start:
(1) by press Door S/W for continuously and Control 'Dial Knob'(MIN -> MAX) 1 times.
(2) or, by press 'Test Key' 3 times on Main PCB
- If appliance has any error, Forces Defrost Mode don't start.
- Process: same as Normal Defrost Mode except 'PRE-COOL'
※ Heater is supposed to be on Initial 30sec. even though the temp. at “D SENSOR” is
over 13℃. (for TEST)
- How to confirm: If Force Defrost Mode start, you can buzzer sound
CONTROL OBJECT
INPUT
- Accumulated Compressor Run Time
- Running Time Ratio of Compressor
- Accumulated Door Open Time
- Ambient temperature (RT)
2-3. Defrost Mode
'PRE-COOL'
• Comp ON, Fan On, Heater OFF
• Comp runs for 25min. before defrost mode
Defrost
Heater on
• Comp OFF, Fan OFF, Heater ON
• Heater off when 'D-Sensor' is over 10℃.
• Heater off after 60min. at normal control.
• Heater off after 40min. in case D1 error.
Pause
• Comp OFF, Fan OFF, Heater OFF
• 10minutes.
Normal
Operation
12