Goozelle
24-02-2017, 01:37 PM
Recently my ASHP has started to hiss when it starts up and expels warm moist air (my glasses steamed up) before running cold after a few minutes.
I've never noticed it hiss or expel warm air - is this normal or is something going wrong with the heat pump?
I've never noticed it hiss or expel warm air - is this normal or is something going wrong with the heat pump?