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8. INSTALLING THE SPRING SYSTEM
Refer to the following Figures 8-1, 8-2 for the type of
spring system being installed on this door.
For Extension Springs (Figure 8-1) go to page 20 to
install the backhang, then proceed to page 14.
For Torsion Springs (Figure 8-2) go to page 16.
WARNING TAG
ANCHOR
408622-0001
BRACKET
051070-0000
RED LAG SCREWS
ANCHOR PLUG
5/16" x 2 ½"
P/N 605574-0002
"RED" WINDING PLUG/
SPRING ASSEMBLY
COUNTERBALANCE
LIFT CABLE
SHAFT
NUT
080918-XXXX
SET SCREW
LEFT
3/8-16 x 1"
CABLE DRUM
(TWO PER PLUG)
SET SCREW
3/8-16 x 1"
(TWO PER DRUM)
TORSION SPRING
FIGURE 8-2
SET SCREW
3/8-16 x 1"
(TWO PER DRUM)
"BLACK" WINDING PLUG/
SPRING ASSEMBLY
SET SCREW
3/8-16 x 1"
(TWO PER PLUG)
HEX HEAD BOLT
3/8-16 x 1-1/2"
ANCHOR PLUG
NYLON BEARING
605881-0001
LOCKWASHER
Headplate
LIFT CABLE
RIGHT
CABLE DRUM
13
Safety
Stud Pulley
Retaining
Lift Cable
Cable
Clevis
Pulley
1/4-20 x 5/8
Track Bolt (1)
Track
Sway Brace
EXTENSION SPRING
FIGURE 8-1
Extension
Spring
Ceiling
Angle
Hanging
Angle
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