Adjustment step adjust up and down travel limits without a properly installed safety reversal system persons particularly small children could be seriouslyinjured limit adjustment settings regulate the points at which the or killed by a closing garage door.
How to adjust craftsman garage door opener travel.
Programming the travel adjustments and force controls ar.
To loosen the chain reverse the procedure.
Locate the force adjustment dials.
Just bought a new garage door opener and it opens about 6 inches short than what i want it to.
In this easy how to video i clearly explain the setup process for a craftsman garage door opener.
How to do a simple adjustment on a garage door opener.
To open the door completely adjust garage door opener by turning the limit counterclockwise.
Step 1 adjust the limit.
This video details how to adjust the opener force and travel of the door.
How to do a simple adjustment on a garage door opener.
Tighten the chain by turning the rear adjustment nut counterclockwise and the front adjusting nut clockwise.
The model number is 139 54930.
Continue reading below our video of the day.
Turn the adjustment screw on the limit clockwise if the door doesn t fully close.
Door will stop when moving up or down.
To adjust craftsman garage door opener with regulating the chain you will need 9 16 inch wrench to apply for moving the adjusting nuts.