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Lennox G40DF-48C-110 Furnace Door Switch
The furnace door switch stops the fan and ignition sequence from activating in order to prevent injury and fire. You must have the device exchanged for a new one quickly especially if you suspect it is not working properly.
Symptoms the switch on your furnace door will not last the year
- The furnace cannot run even when you close the door
- The safety door switch looks not there
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Before buying or ordering a replacement furnace door switch for your Lennox G40DF-48C-110 do your best and make sure of the correct model and also make a visual inspection so that you are positive that the correct replacement furnace door switch is being ordered. Installation of the furnace door switch is not difficult provided you possess the knowledge and have the proper tools to get it done.
Feel free to download your manual for help.
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