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Lennox CB29M-46 Limit Switch
The limit switch contains a sensor in the heating area that determines if and when the air is warm enough for the air to begin normal home circulation. This is important 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.
Important signs limit switch is in dire straights
- The HVAC system will not even start or run well even though the desired temperature has not been attained
- The system is beginning to shut down unexpectedly more than once
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If you decide on picking up or ordering a new Lennox CB29M-46 replacement part do your best and cross-check the model number and also make a visual inspection in order to be sure the proper replacement limit switch is the one being purchased. Replacing the limit switch is not difficult provided you possess the knowledge and have the tools to do it right.
Feel free to download your manual for help.
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