Because most pre 1982 garage door openers do not comply with current safety standards the consumer product safety commission cpsc recommends replacement with an opener that has an auto.
Adjust garage door safety reverse.
To access the controls use a stepladder to reach the main part of the opener s motor.
Step 1 adjust the limit.
This can create a dangerous situation.
On the garage door motor there will be two knobs or dials to adjust the opener and the reverse sensor.
The limit the force and the safety reverse.
To open the door completely adjust garage door opener by turning the limit counterclockwise.
If you ve tested your garage door opener s auto reverse and found it requires too much force for the door to reverse or it doesn t reverse at all you can adjust the settings on the garage door opener controls.
If it fails it is because the garage door opener does not consider that the obstacle requires too much force to close.
If the cardboard tube in the middle of the full roll of paper towels bends then too much force is being used to reverse the door.
Whenever adjustments are made make sure to test the protector system as well as the safety reversal system.
Therefore some pre 1982 garage door openers may have been manufactured with other safety features which may stop the door but not cause it to reverse.
If the door does not properly reverse on striking the 2 4 then the garage door opener should be disengaged until the unit is either adjusted according to the instructions in the owners manual repaired or replaced with a new garage door opener.
Garage door openers are designed to reverse direction when a descending garage door meets an obstruction.
When your garage door opener isn t working properly there are several components you can adjust to address the issue.
Adjust the garage door opener mechanism.
The safety reverse test is based on how much effort the motor that moves the door needs to apply to open or close it.
If your door does not reverse readily after contacting an obstruction the opener s sensitivity adjustment may be set improperly.