| Installation Section: Pages 12 – 27 | |||
Installation Step 1 |
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| WARNING | |
Determine Header Bracket Location |
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Installation procedures vary according to garage | If the header bracket is not rigidly fastened to | |||
door types. Follow the instructions which apply to | a structural support on the header wall or | |||
your door. |
| ceiling, the safety reverse system may not | ||
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| work properly (see page 30). The door might | |
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| not reverse when required, and could cause | |
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| serious injury or death. | |
| SECTIONAL Doors and |
| The garage door springs, cables, pulleys, | |
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| brackets and their hardware are under extreme | ||
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| tension. Do not attempt to loosen, move or | |
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| adjust them yourself. Serious personal injury | |
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| Finished | or death could result. Call for garage door | |
| Vertical | service. |
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| Ceiling |
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Header | Guideline |
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Wall | 2x4 |
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| Structural | • Close the door and mark the inside | |
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| Supports | vertical centerline of the garage door. |
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| • Extend the line onto the header wall |
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| above the door. |
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| Remember, you can fasten the |
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| header bracket within 2 feet to the |
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| left or right of the door center only if |
| Vertical |
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| a torsion spring or center bearing |
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| plate is in the way; or you can attach | |
| Guideline |
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| it to the ceiling (refer to page 14) | |
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| when clearance is minimal. |
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| If you need to install the header bracket |
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| on a 2x4 (on wall or ceiling), use lag |
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| screws (not supplied) to securely fasten |
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| the 2x4 to structural supports as shown |
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| here and on page 13. |
• Open your door to the highest |
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point of travel as shown. Draw |
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an intersecting horizontal line |
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on the header wall 2" above |
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the high point. This height will |
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provide travel clearance for the |
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top edge of the door. | Door |
Ceiling
Header |
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Wall | Track |
2" | |
Highest Point |
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of Travel |
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Header
Wall Track
2"
Highest Point
of Travel
Door
Sectional door with
curved track
horizontal track
Proceed to Step 2, page 14.
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