![NOTE: For split rail clamps, nuts, and bolts locate Bag 0 from Box 1.](/images/new-backgrounds/179949/17994919x1.webp)
NOTE: For split rail clamps, nuts, and bolts locate Bag 0 from Box 1.
3.Remove the two rail sections that are not connected to the chain and place them on floor (Fig.
4.Carefully remove the third rail section with chain and plastic sleeve. Place rail section on floor and extend chain straight out. (Fig.
5.Remove wire ties and plastic bag from chain. Leave chain extended straight out on floor. Avoid kinks in the chain by careful handling and keeping chain flat on the floor.
6.Align the three rail sections by pulling the chain straight and wrapping it around the chain tensioner pulley (Fig.
7.Attach the two rail clamps to the rail section joints with (4) bolts and nuts. After both rail clamps have been assembled to the rail sections, securely tighten the bolts and nuts.
POWER HEAD & RAIL ASSEMBLY
NOTE: Handle carefully! Drive chain can slide out of rail.
NOTE: For power head and rail assembly locate Bag 1 from Box 1.
1.Attach rail assembly to power head by aligning the sprocket onto the motor shaft. Use (3) bolts,
2.Tighten the chain by turning the adjustment nut clockwise. The chain adjustment nut is located opposite the power head at the other end of the rail (Fig.
3.Tighten chain until chain is approximately 1/8 inch above the base of the rail at midpoint on the rail (Fig.
REMINDER: You should have removed all ropes and/or cables and disabled the door lock already. If you have not, remove all ropes and/or cables and disable garage door lock NOW before continuing with installation (Fig.
| Chain Rail |
A | Center Rail |
| |
| End Rail |
B |
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| Wire Tie(s) |
FIG.
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| Rail with chain |
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| Rail Clamps |
| Rail Clamp Bolts |
| |
|
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| Release |
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| Knob |
| End Rail | Rail Clamp Nuts | |
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|
| |
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| SION |
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| G TEN |
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| HIGH | SPRIN |
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| |
Chain tensioner |
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| Center Rail |
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| |
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| Chain |
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FIG.
Use
FIG.
| Chain Pulley Bracket (at wall end of rail) |
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| Use 1/2" socket |
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| on adjustment nut |
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| Tighten nut to move pulley this direction |
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| Chain |
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| Chain |
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| 1/8" |
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| ||
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| |
FIG. | Chain adjustment. |
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Set assembled power head and rail aside. Begin with Section 2 INSTALLATION.
Remove
Remove
FIG.
10 | PN# 3642036212, 8/09/2007 |
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