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International Comfort Products PGAD36E1K1 Limit Switch
The limit switch has a sensor located in the furnace that decides if and when the air is warm enough for the blower to be activated. A limit switch was crafted because if the air is not warm enough then you will never get hot air through the ducts.
Clues to watch for to know main limit switch needs a replacement ASAP
- The heating and AC system will not begin the ignition sequence or run well for any significant length if time
- The system is beginning to run inconsistently from time to time
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Before buying or purchasing, do your due diligence and cross-check the model number as well as make a visual comparison in order to be sure the correct replacement limit switch is the one being purchased. The installing of a new limit switch is a piece of cake provided you have the know-how and have the proper tools to get it done.
Feel free to download your manual for help.
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