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Lennox XP13-036 Limit Switch
The limit switch contains a sensor in the air handler that decides when the heated air is warm enough for the main blower to kick in and circulate the air. This is important because if the air never warms up then you will never get hot air through the ducts.
Easy warnings main limit switch will die soon
- System refuses to start or will not stay running longer than 10 minutes
- Your system starts to stop suddenly on a regular basis
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Before you decide on buying or ordering any Lennox XP13-036 part do your best and double check the correct model and also make a visual inspection in order to be sure the right limit switch is being ordered. Take safety precautions when replacing parts in an HVAC environment. If you are not exactly sure of what to do next call a pro. Stay safe.
Feel free to download your manual for help.
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