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Nº
FUNCTION
2
TEMPERATURE
ADJUSTMENT
&
CONTROL
3
VACATION
4
SUPER
FREEZING
5
FREEZER
OK / NG
DISPLA Y
6
REFRIGERATOR
OK / NG
DISPLA Y
CONTENTS
3) FORCED DEFROST
3.1- Defrost mode will be Started independent of the cycle.
3.2- The flow is same as the general defrost mode flow.
4) SHORT CIRCUIT OPERATION
4.1- COMP & FAN will be on independent of the operation condition.
4.2- The time limit of SHORT CIRCUIT OPERATION : 60 hrs
Press TEMP. CONTROL button and make VAC led lamp on.
ON POINT: 8.5°C
OFF POINT: 4.5°C
Press TEMP. CONTROL button and make SUPER FREEZING led lamp on.
ON POINT: 0.5°C
OFF POINT: -3.5°C
1) Initial Condition: FREEZER RED LED LAMP on.
2) OK Condition: if temperature goes down under -5°C, green led lamp is
supposed to be on.
3) NG Condition: if temperature condition or time condition is satisfied, red
led lamp is on:
- Temperature Condition: over -5°C at D-SENSOR when Comp turns off.
- Time Condition: over -5°C at D SENSOR when Comp. is running for 4hr.
4) D1 ERROR: FREEZER RED LED LAMP on & off one time
(This error means that D-SENSOR is short or open condition.)
5) D2 ERROR: FREEZER RED LED LAMP on & off two times
(D2 ERROR happens when HEATER or TEMP. FUSE is open or there is heavy
frost on the surface of EVA. On this condition, the system will be in defrost
mode for 80 min.)
1)Initial Condition: FREEZER RED LED LAMP on.
2)OK Condition: if temperature goes down under 10°C, green led lamp is
supposed to be on.
3)NG Condition: if temperature condition or time condition is satisfied, red
led lamp is on.
- Temperature Condition: under -7°C or over 10°C at R-SENSOR when
Comp turns off.
- Time Condition: over 10°C at R-SENSOR when Comp. is running for 4hr.
4)R1 ERROR: REFRIGERATOR RED LED LAMP on & off one time
(This error means that R-SENSOR is short or open condition.)
5 5
Pcb Control Functions
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