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Académie
Refrigeration & AC
Refrigeration and Air Conditioning Mechanic Red Seal Certification
Evaporators & Condensers
Vérification des connaissances
Evaporators & Condensers
Vérification des connaissances
Vérification des connaissances
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Why must evaporator fans be turned off during electric defrost?
A
Electrical interference between the heater circuit and fan motor causes tripped breakers
B
Fan motors will overheat from the electric heater radiation
C
The fan blades will strike the heater elements as they expand
D
Running fans blow warm moist air into the box, raising product temperature and wasting energy
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