My furnace is not working at all.
- Make sure
that your thermostat is in the
- Make sure
that the temperature that the
thermostat is set at is above the
indoor air temperature.
- Is there
power to the furnace? Check your
fuse box or circuit breaker box to
see if you have a blown fuse or
tripped breaker. If everything
checks out at your fuse box or
circuit breaker box, make sure the
switch at the furnace is to the on
position. If the switch is on and
the furnace still does not come on,
check to make sure the furnace
blower door is properly closed.
There is a switch on the furnace
door that activates the furnace, and
if it is not properly set, the
furnace will not activate.
furnace is not heating properly.
There are so
many reasons for a furnace not to
operate properly. Here are a few things
to check before calling for a service
- There is
not enough heat coming out of the
your air filter. After cleaning
or replacing it and your still
have a problem, you may have a
blower motor going bad or
something is wrong in your
- My filter
is clean, but there is still not
enough air flow coming through the
are three other possibilities
that could be wrong still would
be a dirty blower section, a
plugged secondary heat
exchanger, or a plugged
evaporator coil. To properly
clean these 3 issues, they have
to be removed, disassembled,
cleaned, and put back together.
These issues require a qualified
technician to service the
- My furnace
kicks on and off very often.
- This is
more than likely caused by one
of the furnace’s limit being
tripped. This can be several
different problems. It can be
from a dirty filter, an
oversized furnace, iced over PVC
venting, or even a plugged drain
line. Our suggestion is to call
for a service call.
- My furnace
makes a loud banging noise.
- This is
most likely caused by a delayed
ignition. This is considered a
dangerous situation; we suggest
you call for a service call in
my thermostat to cool, turned the
temperature down, and my air conditioner
isn’t turning on.
- Some air
conditioning units have a time
delay. Some delays can last up to
10 minutes with a digital
thermostat. If the air conditioning
unit doesn’t start up after 10
minutes, check your fuse box for a
blown fuse or your breaker box for a
tripped breaker. If that checks out
fine, go outside by your unit and
check that the disconnect (similar
to a breaker) is on. Also if Dorton
Air Concepts installed your system
we put an overflow device on your
system to insure that your system
does not flood. Check this auxiliary
float switch or safety switch to
make sure there is no water. If
there is water it is telling you
that your system main drain is
probably clogged. In this case you
will see no display on your
thermostat as the safety switch will
cut low voltage power to your
thermostat and condensing unit.
conditioner is running, but I don’t feel
any cold air.
refrigerant in your air conditioning
system may be low. This is caused
by a possible leak in your system or
the unit was improperly charged.
Please contact our service
department for assistance.
- Your air
filter on your furnace may be
dirty. Check your filter and change
or clean the filter if it is dirty.
A dirty filter can dramatically
increase your utility costs and
freeze your system. We recommend
that you change your filter
outdoor air conditioner unit is making
- All units
are going to make noises. If it is
a loud scraping noise something is
wrong. It is possible that your
condenser fan motor has become
dislodged and is hitting the top of
the unit. If that is the case, shut
off the unit and contact our service
department immediately for