Wayne-Dalton 5120, 5140 Extension Spring Removal, Pre-Installation, Removing the Old Door

P3	Extension Spring Removal
Tools Needed:	Step 1: Raise the door to the fully open
Recommended	position and place vice clamps to the back
	legs of both vertical tracks, below the
tools from	bottom rollers to prevent the door from
page 5	falling. By opening the door you release
	most of the spring tension. Carefully
	unfasten the S-hook from the horizontal
	angle. Remove cable, sheave and extension
	spring. Repeat for the other side. If safety
	cables are running through the extension
	springs, remove them also. Remove parts
	from work area.
	Step 2: Holding door in the open position,
	remove the vice clamps, be prepared
	to support the entire weight of the door.
	Garage doors can weigh 200-400 pounds.
	With assistance, carefully lower the door, by
	grasping the door firmly by it’s lift handles.
	Do not place fingers or hands near joints,
	between sections, or between bottom of
	door and floor. Otherwise, severe injury
	could result.
	NOTE: Continue with “P4” on page 9 after
	completing this step.

remove lag screw

from safety cable (if installed). repeat for opposite side.

bottom section

(door open)

carefully remove “s”

hook and countrebalance

cable (repeat for the

opposite side)

horizontal angle

PRE-INSTALLATION

P4	Removing the Old Door
Tools Needed:	Having removed the counterbalance
Recommended	system, the door can now be	top bracket	horizontal track
	disassembled.
tools from
page 5	Start by first removing the top row of
	hinge(s).
	With assistance, hold the top section to
	keep it from falling and remove the
	top brackets. With assistance, lift the top
	section out of the opening and remove		hinges
	it from the work area. Repeat for all
	remaining sections.

After door is disassembled, unbolt both track assemblies from the jambs and remove all material from the work area. You can neatly dispose of the old door by placing it in the carton of your new door.

Clean up area and complete “Preparing the Opening” “P5” on page 10 before installing the new door.

Please Do Not Return This Product To The Store. Contact your local Wayne-Dalton dealer. 9

To find your Wayne-Dalton dealer; refer to your local yellow pages / business listings or go to Find a dealer area online at www.wayne-dalton.com