Test Your Garage Door Opener.
Test your garage door opener's safety features regularly to make sure they work as...
Garage door opener, replaced drive and worm gear, carriage will only move 1 foot no blinking light
1/2 HP
120 volt
60 hz
Model 139.53966srt
Chain Drive
After replacement of Drive Gear and Worm Gear
Carriage will only move 1 foot and then back 1 foot...
Asked almost 3 years ago
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