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International Comfort Products GPFM30K060F Limit Switch
The reason limit switches exist is because if the air never warms up then you will never get hot air through the ducts. The limit switch is a type of sensor switch in the heating area that can determine when the air is actually warm enough so that it may be pushed through the ducts and out the vents.
Important hints limit type switch will not last the year
- The HVAC system refuses to start or run well as it should
- The system is beginning to runs spotty on more than one occasion
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