3
Install the Chain/Belt
Remove chain/belt from carton and lay chain out on floor (do not allow
chain/belt to twist).
A. Chain:
Push pins of master link bar (3) through chain link (4) and
hole in trolley (5).(see picture) Push cap (2) over pins and onto
notches. Slide clip-on spring (1) over cap and onto pin notches until
both pins are securely locked in place.
B. Belt
: Hook the trolley connector (6) into the slot (7) on the
trolley (8).
6
Insert Trolley & Idler Pulley Bracket into
Rail
Slide idler pulley bracket (1) and inner trolley (2) into back (opener)
end of rail assembly (3), be sure to insert idler pulley bracket as
shown. Arrow on trolley (7) must face toward front (header) end of rail
(4). Push idler pulley bracket toward front (header) end of rail (4).
Insert carriage bolt (5) into bolt cut out in the idler pulley bracket (6).
7
Attach Trolley to Rail
Slide outer trolley (1) into back (opener) end of the rail assembly (2),
be sure end with trolley release arm (3) is heading in direction of
opener. Slide outer trolley down rail until it engages with inner trolley.
8
A
7
B
6
8
- 1/2”
1
5
4
A-1”
5
4
2
1
2
3
3
1
2
3
4
5
7
5
4
6
1
3
2
1
3
2
Fasten Rail to Opener and Install
Chain/Belt
Remove four washered bolts (1) from top of opener. Place rail (2) on
opener, flush with stop (3) on top of opener. Wrap chain/belt (4) over
sprocket (5). Push idler pulley bracket assembly toward front of the rail
to eliminate excess slack in chain/belt. Align bolt holes on brackets (6)
with bolt holes on opener. Secure brackets to opener with previously
removed bolts. Tighten bolts securely.
The opener sprocket teeth
must engage the chain/belt.
CAUTION: Use only those bolts mounted in the top of opener.
Use of any other bolts will cause serious damage to opener.
9
3
1
3
1
4
6
7
4
7
6
2
2
5
5
3
4
6
7
Attach Sprocket Cover
Place sprocket cover (1) on top of the opener (2), secure with screws
(3). Insert bolt (4) into trolley stop hole (5), secure with washer (6) and
nut (7).
10
6
3
2
5
4
3
2
6
1
8
7
1
Assemble Header Sleeve and Tighten
Chain/Belt
Slide header sleeve (1) onto rail (5). Slide flat washer (3), spring (2)
and washer (3) onto carriage bolt (4). Thread nut (6) onto carriage bolt
until finger tight. Use an open end wrench (7) to tighten nut until the
chain/belt is approximately 2mm above the base of the rail at its
midpoint.
DO NOT OVER TIGHTEN THE CHAIN OR BELT.
See
image (8).
11
3
5
1
6
2
3
4
5
1
6
2
4
5
3
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