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Nordyne B5BV Limit Switch
Limit switches exist due to the fact that if the air inside the furnace is too cool the you will lose heat in the ducts and the vents will just blow cool air. The limit switch is a switch located in the furnace that determines when the heated air is warmed to a point for the air to begin normal home circulation.
Major signs limit type switch has little life left
- The whole system is beginning to become unpredictable on a regular basis
- The HVAC system refuses to start or run well like it is supposed to
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