Metal Chain Sprocket On Garage Door Opener Always Breaking

Chains on the chain drive garage door opener seldom break.

Metal chain sprocket on garage door opener always breaking. Keeping your garage door parts greased up will add years of seamless operation to your system and it takes just 10 minutes a year. If you are not confident in your ability to diagnose the problem call a local garage door service. Our customers say very fast shipping. Use white lithium grease on the opener s chain or screw and a spray lubricant available from your garage door specialist to coat the overhead springs.

Sometimes garage door chain may become loose due to broken gear and sprocket or stripped gear. By william machin chain drive garage door openers have a sprocket that is attached at the top of the motor. The chain connects to a threaded anchor that you can move in and out to tighten or loosen the chain as needed. Over time the sprocket s teeth can wear and the chain may jump or skip when the opener.

Over time dust and debris contaminates the grease lubricating the garage door opener s chain and the weight of the garage door forces the oil from the door roller s bearings. The chain wraps around this sprocket as well as the gear and sprocket at the motor. You can put the chain back on your automatic garage door opener using a simple adjustment mechanism. This was a craftsman model 139 53976srt.

This is a video on how to change the gear sprockets in a craftsman garage door opener. If the chain on your chain drive opener is broken your garage door will not function as it had been working. A constant grinding noise could be a sign that your garage door opener s chain or belt is either too loose or too tight either way it needs adjusting. A new front sprocket costs about 150 200 include the labor to install it.

Another common cause for a loose chain could be the front sprocket breaking. Because chains are lubricated with grease you can expect to get a little dirty while putting the chain back on your opener. Item arrived in four 4 days from east coast to the foothills of the west coast. Five days sooner than estimated.