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Functional characteristics
Evaporator Defrost Cycle
Termination of the evaporator defrost cycle :
1. Standard function switches OFF
2. Freezer over temperature alarm is OFF
3. Compressor and both fans(compressor + evaporator) switches OFF
4. The air-baffle/damper switches into the CLOSE position
5. The heater starts to heat the evaporator with the following timing :
R-134a
5 minutes ON 1 minute OFF
3 minutes ON 1 minute OFF
and so on until point 6. takes effect
6. The evaporator bimetal thermostat reaches the opening temperature(+7°C
C)
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