Ok here is the gold answer no do not lube the chain reason being it doesn t need to be.
Grease garage door chain drive.
Fix a sagging chain.
While some garage door openers boast that they are maintenance free even chain drive units that don t call for lubrication require regular lubrication of the garage door s moving parts.
Press all purpose grease into the recesses of the garage door opener s chain using the clean rag to force the grease into the chain s links.
Next spray the hinges roller bearings unsealed style and springs photo 5 with a garage door lube like.
Low temperature silicone lubricant.
Getting a white lithium grease compound.
It s absolutely the best garage door lubricant for low temperature environments.
Cut a 45 degree angle on the tip of your tube of grease and skim it along the screw drive rail.
It s capable of handling a range of 70 degrees to 350 degrees fahrenheit.
Adjust the limit screws.
As a homeowner knowing the correct type of lubricant for the chain.
Work from the top of the garage door toward the opener s motor.
Realign the safety door reverse sensors.
Periodic maintenance of a liftmaster chain driven garage door opener includes lubricating the chain and greasing the chain rail.
They give you more freedom to evenly coat hinges locks gears and springs.
The metal shaft that slides in the bracket on the door itself and the ball bearings on the roller wheel.
Garage door lubricants that are grease based go on by hand and are much messier.
Automatic garage door opener units need maintenance including lubricating the chain.
If you have a track drive opener the next step is to lubricate the opener track with grease.
This will make it run smoother and quieter.
The residual grease between the chain s links lubricates the door opener s chain gear as the gear lifts the garage door.
If you have a screw drive opener grease the threads photo 4.
The lubriplate aero lbr s multipurpose garage door lubricant is a specialty low temp grease specifically made for situations like these.
Clean and lubricate the drive chain.
So start by tightening the chain find the procedure in your owner s manual.
For one when you lube the chain it will eventually drip on your door leaving a perfectly straight line down.