See step 2 step 8 final adjustments if necessary.
Adjust tension garage door torsion spring.
With an extension spring door the goal is to take all the tension off the door before you even think about touching a spring you can do this by opening the door all the way and propping it up with a ladder.
A problem with the spring tension could cause the door to open or close unevenly improperly or at the wrong speed and adjusting the springs will likely solve the problem.
See door repair and overhead garage door repair for a complete listing of garage door and door topics.
Install new or use this pair of left install new or use this pair of left and right wound torsion springs to replace broken sectional garage door torsion springs.
The springs are located at the top inside part of the garage door.
Open it just as wide as you can without hitting the garage door opener s stop bolt and place a clamp on the track on both sides to keep the door in.
Adjusting garage door torsion springs should not be attempted by most homeowners.
They can be very dangerous.
All dura lift springs meet the dasma standard rating of 10 000 plus door open and close cycles.
Be sure to have all your tools inside before closing the door unless you have an alternate access door to the garage.
Garage door springs offset the weight of the door and allow it to open and close with ease.
Adjusting an extension spring door.
Torsion springs must be adjusted with the door in the down position.
Sectional doors and hinged doors are adjusted using a basic procedure for.
The torsion spring helps the garage door open and close easily.
Both the winding and stationary cones are professionally installed for safe operation.
The problem is that they have to be worked on when the door is down and the springs are under tension.
To adjust torsion spring tension the door is locked in the down position.
If your garage has torsion springs across the inside of the door opening you need a professional to adjust the tension.
If the torsion springs do not increase in tension as the 1 4 turns are added to the springs then you probably have the torsion springs reversed.