The springs connect to power arms at the upper end of the stairs and keep the door closed and even with the ceiling.
Attic stairs spring drums.
An attic stair which is actually more of a ladder is a fairly simple apparatus consisting of a folding series of steps attached to a door.
Bessler stairways attic stair systems.
Pull down attic stairs have coil springs at each side of the unit.
How to replace the springs on pull down attic stairs.
Pull down attic stairs have coil springs attached to the power arms at each side of the unit that keep the door closed and even with the ceiling.
Hook the cable end onto the holder.
Use the same procedure to connect the cable from the drum on the other side of the stair.
Pull the cable across the small pulley and down to the cable holder mounted to the door.
I need two rollers replaced in my attic loft pull down staircase the big ones on the picture.
The door usually is counterbalanced to the ceiling with folding steel arms and two heavy duty springs.
These drums have tension spring inside that helps to pull the stairs up and down.
Reach up to one of the spring drums grab the cable closest to the header and carefully pull it out.
With ratings up to 800 lbs and a range of.
Do not open the spring drum.
With bessler s one piece design and counterbalanced assembly opening and closing the bessler is smooth and easy.