If everything else is working well then it could be that the power in.
Troubleshoot old craftsman chain drive garage door opener.
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Garage door won t open all the way.
If the garage door has been repeatedly used this may have tripped the overload protector in the motor.
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Craftsman 139 53315sr garage door opener troubleshooting 1.
Repeat safety reverse test after adjustment is complete.
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Check if the garage s fuse is in good condition or the circuit breaker has not tripped open.
This is to verify if the socket works.
Check the chain tension most chain drive openers suggest you tighten the chain so there s about 1 4 in.
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If this is the case then replace the fuse or reset the breaker or gfci and try the wall switch again.
Always look for loose hardware before you start checking out any other problems that might be associated with your chain drive garage door opener begin looking at the various nuts and bolts on the unit.
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Ensure that the unit is plugged in the door isn t locked and if you are using a remote that the remote has batteries.
The wall switch doesn t work first check your fuses gfci or breaker to see if any of them have tripped broken or burnt out.
Of slack from the rail to the chain check your manual.
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Any ideas what is going on with this.
Unplug the garage door opener from the socket outlet and plug in another device.
Over tightening the chain will put excess wear and tear on the shaft and gears.
Wait for 15 minutes for the overload protector to reset before operating the garage door opener again.
Troubleshooting your chain drive garage door opener is easily done by following a few steps.
Check the breaker controlling the door opener and.
I have adjusted both settings force and limits on the unit to no avail.
Make basic checks first.