LiftMaster HCTDCU HCTDCU Installation Manual - Page 12
Mount The Operator
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INSTALLATION STEP 4 MOUNT THE OPERATOR 1. Place the motor unit on packing material to protect the cover. Make sure the header bracket is in the center of the opening. Bolt or weld the header bracket to the wall. Header Bracket Header Bracket 2. Lift the operator and align with center mark on ceiling. Have someone hold the operator in place or use a post as a temporary support. Bolt the operator to the ceiling. (A support post is not part of the operator. Use only for installation.) Concrete Anchor 1/2" x 3 1/2" Brackets (not provided) 3. Bolt or weld arm to gate/door. Temporary Support Post Flush Mount Arm Door Arm 12
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12
STEP 4
MOUNT THE OPERATOR
Header Bracket
Header Bracket
Temporary
Support
Post
Concrete Anchor
1/2" x 3 1/2"
INSTALLATION
1.
Place the motor unit on packing material to protect the cover. Make sure the header bracket is in the center of the opening. Bolt or weld the header
bracket to the wall.
2.
Lift the operator and align with center mark on ceiling. Have someone hold the operator in place or use a post as a temporary support. Bolt
the operator to the ceiling. (A support post is not part of the operator. Use only for installation.)
3. Bolt or weld arm to gate/door.
Door Arm
Arm
Brackets
(not provided)
Flush
Mount