ASSEMBLY STEP 1
Attach the Rail to the Motor Unit
To avoid installation difficulties, do not run the garage door opener until instructed to do so.
•Remove the bolt and lock nut from the top of the motor unit.
•Place rail onto the bolt mounted on the motor unit and align the back hole with the hole in the top of the unit.
•Fasten rail with the washered bolt and lock nut previously removed. Tighten securely. (Figure 1)
Remember to use only these bolts/fasteners! Any other bolts/fasteners will cause serious damage to the opener.
ASSEMBLY STEP 2
Attach the Chain Spreader
•Attach chain spreader to the motor unit with two screws (Figure 2).
•Guide the chain around the selected groove in the chain spreader, to engage either the
NOTE: The
To avoid SERIOUS damage to opener, ONLY use bolts/ fasteners mounted in the top of the opener.
Figure 1 | Washered Bolt |
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Lock Nut |
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| Hex Screws |
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| Washers |
Figure 2 | Chain |
Spreader | |
| Motor Unit |
| Sprocket |
Figure 3
Chain Spreader | Chain Spreader | |
| Sprocket | |
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| Sprocket |
| Motor Unit | Motor Unit |
| Mounting Plate | Mounting Plate |
ASSEMBLY STEP 3
Attach the Chassis Support Bracket
•Position the rail support bracket on the unit.
•Attach the bracket to the rail with
•Attach the bracket to the opener by inserting a
Proceed to Assembly Step 4.
To avoid possible SERIOUS INJURY to fingers from moving garage door opener:
•ALWAYS keep hand clear of sprocket while operating opener.
•Securely attach chain spreader BEFORE operating.
Figure 4 | Hex Bolts |
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| w/Lock Washers |
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| Screw |
Washered Bolt | ||
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| Washered Bolt |
| Chassis | |
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| |
| Support | Opener |
| Bracket | |
| Back Flange | |
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| |
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| Opener |
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| Side Flange |
6