humidity

[obenschain]

why doesn't defrost cycle take into account the humidity? i have a Carrier. it runs defrost after a certain number of minutes.

[frank]

why doesn't defrost cycle take into account the humidity? i have a Carrier. it runs defrost after a certain number of minutes.
The defrost heaters are purely for getting rid of the frost/ice build up on the evaporator.
Humidity is a function of the amount of water vapour within the air surrounding the evaporator.

[obenschain]

Defrost cycle is not needed when humidity is low. Why is this not taken into account?

[redroge]

A carrier what ? more info please