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Heat Pump Ices Up In Summer It is never
normal to see ice in the summer
anywhere on a heat pump or a central
air conditioner. This includes:
1. The indoor unit.
2. The outdoor unit.
3. Refrigerant lines.
If you see ice on a heat pump or air conditioner
in the summer, there most likely is a problem.
Below is a list of possible causes. Items in blue
can be addressed/fixed by homeowner. Items in
red usually require
a service call.
Clogged or blocked
air filter.
Supply and/or Return
vents closed.
Running air conditioners
with windows opened.
Setting thermostat
too low.
Bad indoor fan motor-not
running/running too slow.
Loose, worn, or broken
fan belt.
Bad indoor fan relay.
Clogged blower wheel
Low refrigerant charge
Refrigerant restriction
Blocked capillary
tube
Blocked orifice
Defective expansion
valve
Stuck compressor
contractor
Defective thermostat
Dirty or damaged
indoor coil
Hope this has been of some assistance, however
they are just rough guidelines and not all possible
conditions are covered.
Remember: The
company You Choose To Install and Service
Your System Will Determine The Degree of Comfort
and Satisfaction You Enjoy.
Excerpts of the preceding information has been
compiled by Hannabery
HVAC, which has graciously permitted us to
include them on this web site as a service for
all homeowners.
These
"Common HVAC Problems" are provided FREE and as
a consequence Climatemakers does not assume any
liability resulting from any information we provide.
In all cases where there is any possibility of
injury, consequential damage, direct damage to
your equipment or when recommended by the equipment
manufacturer, your system should be repaired ,
inspected or maintained by a qualified technician.
Got a question? Need more information?
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here.
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