Daewoo NEO-V RCP33 Series, Svc Manual

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NEO-V SVC MANUAL
27
6-6. Defrost Control
B. Normal Defrost Mode
CONTENTS EXPLANATION
Inrush conditions
①
When total operation time of compressor becomes: 6, 8, 10, 12 hours.
◆
Defrost conditions
ⅰ
. Any Error happens - R1, D1, RT, dr, F3, C1 Error
ⅱ
. running rate of COMP (per 2hrs of total operation time) is more than 90%.
ⅲ
. R door open time is over 2 minutes.
②
Even if the above condition “Defrost conditions” is not satisfied,
ⅰ
. Defrost mode starts immediately when total operation time of COMP is 14hrs.
ⅱ
. defrost mode starts immediately as long as total time (COMP on time + COMP off time) is 72 hrs.
Each stage
Release conditions
PreCool
①
R-Sensor < Comp Off Point - 3.0
℃
②
after 25 minutes
Heater On
case 1) D-Sensor Error
- after 30 minutes
case 2) RT-Mode
is “Normal-B” & No open the door & running rate of comp
is less than 80%
- D-Sensor > 8
℃
case 3) if Comp Operating time is 6hours and the next Defrost
①
D-Sensor > 13
℃
②
after 70 minutes
case 4) Else
①
D-Sensor > 10
℃
②
after 60 minutes
Pause
case 1) if Comp Operating time is 6hours and the next Defrost
- after 20 minutes
case 2) Else
- after 10 minutes
Fan Delay - after 1 minute
Mode release Auto closed after performing functions