vent limit switch keeps tripping

Questions about repairs and parts for Nordyne furnaces, air conditioners and heat pumps for manufactured homes including Intertherm, Mac and Miller brands. Click here for Nordyne parts.

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omer123456
Posts: 1
Joined: Wed Nov 17, 2010 7:06 am

Hi,


model - GL1RC 100D-16B

The vent safety switch keeps tripping. Especially on very cold days wen the hvac has to heat up house from 50F->70F

It trips after the house warms up to mid 60's or one hour (approx), which ever comes first. when you reset hvac runs fine until it trips again


thx
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Robert
Moderator
Posts: 6413
Joined: Wed Feb 28, 2007 12:07 am
Location: Tennessee

Hi,

There is a vent pressure switch and a supply air limit switch. Which one is tripping ?


Thanks,
Robert
Some people are Humbly Grateful, while some are Grumbly Hateful.................... Which one are you ?
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