Daewoo FR-710ND - Refrigerator Temperature Control

12
1-3. Refrigerator Temperature Control
Input Control Object Contents Remark
1. Refrigerator
Temperatur
e Button
2. R-Sensor
1. COMP
2. R-FAN
* ON / OFF
Diff. : Fixed
by MI-COM
* STEP Diff. :
Fixed by MI-
COM
1. Temperature mode changes with whenever the REF.SET Button is
pushed.
Weak --> Middle --> Strong --> Quick REF. --> Weak
2. R-Fan is controlled by ON / OFF Point of each mode.
3. Refrigerator ON / OFF DIFF : 0.35 °C
(Refrigerator Middle OFF Point : -1.7 °C)
4. Refrigerator [Strong"Middle"Weak] DIFF : 2 degrees respectively
5. Poor(Weak) Refrigeration Prevention
1) When Poor Refrigeration is sensed, COMP turns ON regardless of F-
Sensor.
2) When R-Sensor reaches to R-Fan OFF Point, COMP is controlled by F-
Sensor, R-Fan turns OFF.
3) Poor Refrigeration sensing point : R-Sensor OFF Point + 7 °C
4) Poor Refrigeration termination point : same as R-Sensor OFF Point
6. Quick Refrigeration lasts for about 40 minutes.
Diagram of Quick Refrigeration Start during Weak Operation
1) R-Fan and COMP are ON until R-Sensor reaches to Over Refrigeration
OFF Point (-7°C).
2) After the reach of the point the mode continues to be Strong until the end
of Quick Refrigeration.
3) When Quick Refrigeration (40 minutes) ends, it returns to normal opera-
tion.