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> Heater Blower Fan won't turn off, Usually people have the opposite problem
coupelover
post Feb 8 2020, 10:06 AM
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For quite some time now my heater blower fan will not shut off. The heater lever can be in any position. I understand that the lever is supposed to complete a ground circuit when in the farthest back position - hitting a brass nub or something like that. The green/white wire is connected properly but I haven't taken the lever assembly out because I haven't figured out how - the cable tension prevents my attempts. Any ideas out there (to resolve problem and/or to remove the lever assembly)? is there some sort of insulation washer that may have detiorated?
Thanks in advance.
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IronHillRestorations
post Feb 8 2020, 11:54 AM
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First two things I'd check is the wire to the heater lever to see if has a bad spot in the insulation and is grounding out, or maybe the the relay for the blower is stuck on.

I'm curious as to how the trigger wire for the heater fan could cause a fire, as it's a switched to ground trigger, not 12 volts
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