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Haier HSU-12C03 Air Pressure Switch
The main job of this type of switch is to determine whether or not the blower fan is doing what it is supposed to do. Various air pressure switches are constructed with a manual reset, from which the switch will have to be manually reset or else the system will cease to function. This pressure switch is just one of many aspects of the whole safety system that is intended to keep you safe.
Symptoms that the Air Pressure Switch is Starting to Go
- The furnace will not ignite the gas.
- The desired indoor temperature is almost never fully achieved.
- Incorrect voltage being read.
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Before buying or purchasing any Haier HSU-12C03 replacement part, do your due diligence and cross-check the model number and also make a visual inspection in order to be sure the proper replacement air pressure switch is being ordered. Make safety your number one priority when replacing parts in an HVAC environment. If there are any doubts about what you are doing then call a pro. Don't be sorry. Be safe.
Feel free to download your manual for help.
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