Limit switch settings

Old 12-22-09, 03:14 PM
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Limit switch settings

Have a York (18 yrs) goes thru limit switches about every 4 years. What I need to know is the setting for the limit switch. I have a P1UCD12N04601A..If anyone has a book or atlest the recommend setting that would be greatly appreciated.
Old 12-22-09, 03:47 PM
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It might say on the manufacturers rating plate inside. Mine does I know. 200F for me.
Old 12-22-09, 08:29 PM
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You might want to investigate why the limit switch is opening so often that it has to be replaced repeatedly. Dirty filters, dirty evaporator coil, inadequate ductwork and overfiring are a few typical reasons for limit problems.

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