❉ | Trolley Installation for | Determine the |
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Standard Lift | track radius being used: |
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Measure the curved ends of the horizontal track to determine | Horizontal |
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track |
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if you have a 12” or 15” radius horizontal track, as shown |
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in FIG. 2.1. Determine center line of door. Mark vertical line |
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at this point, on the header wall. Raise the door slightly until |
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the top section reaches the highest point of travel (high arc). |
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Using a level, mark this high arc point of travel on the header |
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wall, intersecting the vertical center line, as shown in FIG. | FIG. 2.1 |
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2.2 through 2.3. Hold the wall bracket’s bottom edge to the |
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appropriate 1/2” - 1” (room permitting) above of the high | Typical 1/2” - 1” above high arc |
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arc line and centered on the vertical line, as shown in FIG. | HIGH ARC | Torquemaster® |
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2.3. Spot the wall brackets mounting holes on the header | Counterbalance |
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line |
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wall and then refer to your garage door operator manual for |
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operator |
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in FIG. 2.4 through FIG. 2.5 for correct arm |
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trolley to operator bracket. |
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| Vertical | arm | Cut Straight | ||
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NOTE: Refer to your operator manual for specific details on | step 12 | Header |
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how to assembly the curved and straight arm, as shown in |
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FIG. 2.4 through FIG. 2.5. |
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NOTE: Depending on your setup, you may or may not have to | FIG. 2.3 |
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cut straight arm to accomplish trolley settings, as shown in |
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FIG. 2.4 through FIG. 2.5. |
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Align hole in the appropriate arm with holes in operator |
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bracket tabs, as shown in FIG. 2.6. Insert 5/16” x |
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clevis pin, making sure hole in clevis pin is outside of second |
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tab of operator bracket. Insert hairpin cotter into clevis pin |
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hole and spread hairpin cotter to ensure it will secure |
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assembly, as shown in FIG. 2.6. |
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| Hairpin |
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Operator | Operator | Cotter |
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Bracket |
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Operator models | Type of arm Being used | Ref. Illustrations | Operator |
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above |
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Quantum/classic | Curved / Straight | Fig. 2.5 | Bracket tabs |
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Linear | Straight / Curved | Fig. 2.4 |
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Liftmaster | Curved / Straight | Fig. 2.5 |
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(sears) |
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Genie | Curved / Straight | Fig. 2.5 Or Fig. 2.4 |
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Operator |
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Operator models | Type of arm Being used | Ref. Illustrations | 5/16” x | Top view | (Outside of operator | ||
above |
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Quantum/classic | Curved / Straight | Fig. 2.5 |
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Linear | Straight / Curved | Fig. 2.4 |
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Liftmaster | Curved / Straight | Fig. 2.5 |
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(sears) |
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Genie | Curved / Straight | Fig. 2.5 Or Fig. 2.4 |
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| Operator bracket tabs |
42
Please Do Not Return This Product To The Store. Contact your local
local yellow pages/business listings or go to the Find a Dealer section online at