Installation Guide

 Parts Needed For 

Roll-Up-Door

Step 27

BX42

CAUTION:

FROM THIS POINT ON, BE SURE

TO USE EXTREME CAUTION

UNTIL THE DOOR IS PROPERLY

SPRUNG AND OPERATING

1Attach "S" hooks to both springs.

Fasten sheave and sheave fork to

opposite ends of springs following

Wayne Dalton Instructions. Attach

spring assemblies to spring support

brackets.

Thread cable with one 3 hole clip

attached thru a hole in the ﬂ agangle,

then thru the spring and spring

support bracket. Pull tight and attach

the 3 hole clip to the free end of the

cable.

CHECK

Be sure that the lift cables do not rub and/or the rollers do not

bind in the track when door is opened or closed. Recheck the

springs to be sure that there is equal tension on both springs. This

is extremely important for proper door operation.

"S" Hook

Spring

3/8-16 1 1/4" (32 mm)

Hex Head Bolt

7817

3/8-16

Hex Nut

Steel Sheave

3 Hole Clip

Snubber

Cable

Snubber Cable

Flagangle

NOTE

Recheck all door fasteners and

hardware to be sure that each

fastener is tight and secure.