Building Materials - Page 8 - Recent Questions, Troubleshooting & Support

https://www.clopaydoor.com/residential/buyingguide/why-does-my-garage-door-get-stuck

I would use dry silicon spray lubricant to avoid attracting dust and clogging up the mechanics.

Your opener is very old and I'm positive you can no longer get the remotes. You might look into one of these.

Craftsman - Model #00953751000

It is a universal remote and receiver that operates on the new frequency and has the rolling code feature.

This is a very unusual problem you have. The only thing I can think of is trying a different light bulb or try unplugging the opener and removing the light bulb. Pull out slightly on the center contact of the socket. I am thinking some arcing is causing this problem.

clik the buton n it will open

The wireless keypad should work but the remotes should not. I suspect a bad wall control but there is a possibility of a bad logic board. If you have a neighbor with a 3 button wall control see if they will let you borrow it to eliminate that problem. Just make sure you note which wire goes where on the back of the control. They are color coded.

are the sensors lined up and working properly

Go to Chamberlain website

Merlin prolift 230T User Manual

No, you need to replace the 'broke' (*broken) spring. If you are outside, you need two people. If inside, replace where it is, or call a garage door company..

Google make and model number and look up error codes

this is owners -install manual if need further asst notify manufacturer http://www.dekcanada.com/files/product_files/455MANUAL.PDF

Recategorised from Vacuum cleaners to 'at least' a Garage Door Opener category. This unit is only available in South Africa, and we are a North American website which is probably why help was not forthcoming in 2017.. There is some general help here though for setting travel limits. https://www.google.com/search?q=coromaster+2000+has+lost+its+limits ..

Check the alignment.

What are the dimensions and the configuration( sq. tube, flat, angle, channel) of the bottom support frame and how thick is the slab?.

Contact Ned directly to inquire.

contact a local company that sells that brand . you might need a new spring

battery failing enough to light up keyboard but no turn bolt https://www.alarmlock.com/media/pdfs/ALA129I-DL2700-LR.pdf

then call a local garage door business , most likely the gears have wore all the teeth off .

use google and ask same question