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8
votes
3answers
845 views

Automatic garage door opener opens when it hits the floor

I have a garage door opener that has been working fine until the past month or so. Now, during a close cycle, once it hits the floor (where normally it would stop) it will switch back into an open ...
3
votes
4answers
4k views

Troubleshooting a garage door/opener that “catches” and re-opens when wet

My garage door and opener work reasonably well most of the time -- hot weather or cold. Sometimes when it rains, though, the door "catches" a little bit, at about 2 feet from the ground, and it is ...
3
votes
3answers
21k views

Why is my furnace blowing cold air?

My HEIL 7000 natural gas furnace has stopped working what are the most likely causes, and how to verify faulty parts? Normal operation routine Thermostat sends "need heat" signal. Exhaust blower ...