Craftsman 139.653000 Specifications download pdf (Page 15)

One Piece Door InstaHiations

POSITION THE OPERATOR:

A One-Piece Door Without Track: Raise motor end

of opener to a height equal to door bracket

with door open. Support opener with stepladder.

For maximum efficiency, do not secure the

operator more than 2 inches higher than this,.

B One-Piece Door With Track: Raise motor end of

opener to height above and paraflel to hori-

zontal tracks.. Support it with stepladder.

\\-\\, _ HEADER BRACKET

TRACK

SECURE THE OPERATOR: Measure distance ("L"

in iIfustration) between operator and joist, or other

garage roof support., Cut both pieces of hanging brack-

et just beyond selected holes,. Notch bracket ends with

hack saw. Bend ends to form desired angles. Fasten

hanging brackets to operator chassis with 3/8 inch by

7/8 inch screws, and 3/8 inch Iock washers and nuts

Drill 3/16 inch pilot holes in roof supports Fasten

brackets wlth 5/16 inch lag screws.

NOTE: Lubricate bottom surface of Tee rail before

proceeding. Use tube of rail grease included

in hardware box,

STR UCTURAL-_

MEMBER !;l

HANGING

INSTALL RADIO RECEIVER: Refer to Step 14

Page 11,

Step ?

BEND

NECESSARY

CONNECT ELECTRICAL POWER: Refer to Step 15,

Page 11.,

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Craftsman 139.653000 Specifications Page 15