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Friedrich MW18Y3H Air Pressure Switch
The actual job of the pressure switch is to see if the main blower is blowing air. Some particular air pressure switches may have a manual reset, which means it will have to be manually reset or the whole HVAC system will not continue operation. This pressure switch is one of the key facets of the HVAC safety checks that are dedicated to keep you safe.
Symptoms to Look for when your Air Pressure Switch is Starting to Fail
- Furnace can not run.
- Inaccurate voltage reading from the switch.
- The desired indoor temperature is hardly ever attained.
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Before buying or ordering a new Friedrich MW18Y3H replacement part do your best and double check the correct model as well as make a visual comparison in order to be sure the correct replacement air pressure switch is being ordered. Installation of the air pressure switch can be quite easy if you know what you are doing and have the proper tools to do it right.
Feel free to download your manual for help.
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