Garages and Carports - Genie Garage Door Opener Won't Run

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GMC MH
09-05-09, 08:44 PM
A visitor slid the vacation latch into the track so the next time the door was opened, it couldn't. Eventually I discovered the engaged latch, but now the motor will not run at all. It is a Genie Pro Stealth, model GPS1200IC; 12 years old, but only opened about 20 times a year. The optical sensors are working properly; the door moves freely when disengaged from the chain; we do not use remotes; the wall button causes the motor to click, but no movement; after a few minutes it will click again and is reset for another attempt.
#1 - I'm wondering is there is a way to manually rotate the motor to ensure it and the chain are mechanically free?
#2 - Is there a way to test the start capacitor or bypass it to see if the motor will run without the load of door weight? Or should my next step be to simply replace the capacitor?
#3 - The schematic does not show any fuse(s) or breaker, so what is causing the clicking and apparent reset time-delay?

Your help would be greatly appreciated.


Just Bill
09-06-09, 04:19 PM
I have been doing Genie openers for years, and never had a problem with the drive unit, not even a burp. You say 'click', is it the motor or a relay click??? Any sound from the motor?? There may be a clutch., Or a thermal breaker that needs to be reset. Check their website, there is usually good info there.

GMC MH
09-07-09, 12:19 PM
Thanks for the reply, Just Bill.
I've listened to it more carefully and here's precisely what its doing....
The wall button turns on the lamp, and immediately causes kind of a triple-click (click-cli-click, in rapid sequence, all within a fraction of a second). Sounds like a small relay; could be a thermal but I would expect that to be a single click. Also a thermal normally would have a short delay before tripping. It's more like a self-resetting circuit breaker....since a CB would trip instantly with the full current load of a non-rotating motor and then reset itself. There is no movement or sound of the motor.
An after-thought: Perhaps these sounds are the motor relay, the motor trying, and a CB trip. This scenario could have been created by the latched door causing something in the mechanism to be jammed....some how(?).
One minute later there is single click, which sounds the same - but only a single, not triple sounds. Now it's ready for another attempt cycle. The lamp will remain on until it's normal timeout.
My understanding of it is that there is no clutch, but perhaps a belt drive. The schematic shows no relay, breakers, or thermals; but that's not to say they aren't there on a PC board. I've not opened the case yet as it involves moving lots of cars and getting the RV prepped to be moved which it hasn't done in several years. I'll start working towards getting access to the unit.
Once I get to it and open the cover, will I be able to manually ensure that the motor and chain are able to move?
The mfg. site really didn't have anything for me other than the manual; perhaps I missed the more detailed service info..
Thanks again for assisting.


thenderson21
09-16-09, 07:01 PM
Sounds like your problem definitely needs some further investigation, but this info may help you (coming from 18 years customer service in the garage opener repairs).

A blown motor starting capacitor will almost always have a humming sound.

The timer for the light relay is typically 4.5 minutes for most major brands.

I'd open the case up and look for stripped gears. The gears are plastic and designed to strip in case of problems such as yours.

I don't work in the business anymore, but I'd give these guys a call if you need assistance. I've bought parts from them and they seem pretty knowledgeable. Guardian Entry Systems - Home (http://www.guardianentrysystems.com)

Tom