Remove the garage door opener s.
Remove garage door chain.
Press down on the chain with your finger.
Remove the bolts only on the top half of each hinge leaving the bottom halves attached to the lower door panel.
The best way to remove chain links it use a chain tool.
I am not a professional.
Dremel tool with a grinding wheel chain breaker tool maybe or hammer vise and appropriately sized punch and a master link.
Pull the emergency release rope to release the trolley from the garage door.
Other than actually getting it off the opener a 10 min job.
This is showing you how to remove a link from a chain.
Pull the chain toward the garage door and hold it in position.
The garage door opener chain is similar to a bicycle chain with a master link.
Refer to the opener s installation instructions or the manufacturer s website for the correct chain tension and.
I will be happy to assist you.
Tighten or loosen the chain as needed by adjusting the nuts.
Documenting how i repaired the garage door.
Use a step ladder to access the garage door opener s power cord and motor unit.
With a helper or two supporting the top of the top panel remove the roller bracket at each end of the panel.
You should have 1 2 inch of play in the chain.
Carefully tilt the panel back and lift it away from the tracks and the rest of the door.
Remove the chain and cable assembly.
The chain got loose and popped off the gear.
I am putting a garage door in and the adjustments i ve had to make caused the chain to be too long and i need to shorten it.
Find the master link attached to each end of the trolley to shorten the chain for the desired length.
I found a video that shows how to use the tool.
How to lubricate a chain driven garage door opener step 1.
If you do not have a chain tool you can purchase one from this link.
Take the garage door opener down.
Almost looks like someone took the chain off an opener for an 8ft door and installed it on a 7 ft.
You can find a chain breaker by going to the link below.
This chain tool is so worth the small amount if money it costs and it saves you so much time and frus.
Close the garage door completely and engage the door s safety lock using the garage door manufacturer s safety.
Thread the nut s facing the door clockwise until it meets the bracket then release the chain.
After adjusting the chain lubricate it with the recommended lubricant or lithium grease that s used on bicycle chains.