The efficiency of your furnace depends on a number of important factors. Of course, if your furnace is not functioning, there are certain things that you won’t be able to fix unless you are an HVAC professional. However, one of the best do-it-yourself furnace maintenance jobs is cleaning the pump. This article explains how to safely access and clean your furnace pump.
Shutting Down Your Furnace
It is very important that you properly shut down your furnace before working on it.…
There are times when the thermostatic expansion valve becomes faulty or gets clogged with dirt. When this happens, it usually creates conditions that make evaporator coil icing unavoidable. Here is what you should know about why your air conditioner’s thermostatic expansion valve is to blame for your evaporator coil icing problems.
Malfunctioning thermostatic expansion valve and coil icing
The refrigerant-regulating role of the thermostatic expansion valve usually involves it letting only as much refrigerant as the evaporator coil can handle to pass through.…
A gas furnace relies on the presence of an igniter that provides a spark of heat to start the combustion process. If the furnace doesn’t sense the igniter, the gas won’t come out since the unit thinks it isn’t time to heat. So a broken gas furnace igniter can prevent the furnace from operating at all.
If you need to replace a broken igniter, consider installing a new universal igniter, which requires little maintenance and operates more efficiently than old pilot light style igniters.…
