Test Gate Travel; Secure Post Bracket To Gate Post - Chamberlain LiftMaster LA412 Owner's Manual

INSTALLATION

TEST GATE TRAVEL

NOTE: If gate does not open and close completely adjust the position of the
gate bracket and mark new mounting holes.
1
Manually open and close the gate.
2
Ensure that the operator does not bind against the pull-to-open bracket.
3
Ensure that the piston does not bottom out.

SECURE POST BRACKET TO GATE POST

The gate operator (arm) must be level.
1
Mark holes for the post bracket. Remove the clamp and the operator, set aside.
2
Drill adequate holes in the gate post.
3
Secure the post bracket to the gate post using hardware.
» TEST GATE TRAVEL + SECURE POST BRACKET TO GATE POST
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3
Flat Washers
Hex Nuts
Lock Washers
15
1/2" (1.3 cm)
Do not allow piston to fully extend or fully retract.
1/2" (1.3 cm)
2
Carriage Bolts
Welder (Optional)