can anyone tell me how many turns the spring needs?
The door is a single garage door, about 30 years old.
Do i undo the 2 grub screws then tighten the spring up? and if so is there any way of holding the spring while I put the grub screws back?
thanks for any help
The door is a single garage door, about 30 years old.
Do i undo the 2 grub screws then tighten the spring up? and if so is there any way of holding the spring while I put the grub screws back?
thanks for any help