Craftsman 139.53644SRT Operations Instructions download pdf (Page 13)

Read the Safety instructions on page 12. They also apply to doors without tracks.

* Close the door and mark the

inside vertical centerline of

your garage door. Extend the

line onto the header wall

above door.

If headroom clearance is

minimal, you can install the

header bracket on the ceiling.

See page 14.

, If you need to instafl the

header bracket on a 2x4 (on

waft or ceiling), use lag screws

(not suppfied) to securely

fasten the 2x4 to structural

supports as shown.

Header Wall

VerticaI

Centerline

2x4

OPTIONAL CEILING MOUNT

FOR HEADER BRACKET

Door 1

Jamb

Hardware

Header Walt

Highest Point

of TraveI

One-piece door without track

jamb hardware

Door

Header Highest Point

Wall of Travel

One-piece door without track

pivot hardware

• Open your door to the highest point of travel as

shown. Measure the distance from the top of the

door to the floor. Subtract the actual height of the

door. Add 8" to the remainder. (See Example).

• Close the door and draw an intersecting horizontal

line on the header wall at the determined height.

If the total number of inches exceeds the height

available in your garage, use the maximum

height possible, or refer to page 14 for ceiling

installation.

EXAMPLE

Distance from top of door

(at highest point of travel) to floor ........................... 92"

Actual height of door ............................................. -88"

Remainder ................................................................ 4"

Add ......................................................................... +8"

Bracket height on header wall .............................. =12"

(Measure UP from top of CLOSED door.)

Proceed to Step 2, page 14.

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 39 40

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Craftsman 139.53644SRT Operations Instructions Page 13

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