LiftMaster SL585UL Installation Manual - Page 12

Post mount installation, Retro-fit installation, New installation

Page 12 highlights

INSTALLATION Post mount installation Retro-fit installation The operators come from the factory configured to mount to an inside the frame post mount dimension of 26" (66 cm) (outside to outside of posts). The frame comes slotted to accommodate posts 24-1/8" (61 cm) to 26" (66 cm), outside to outside. NOTE: If you are replacing a SL580, the frame will require adjustment to 24-1/8". New installation 1. Locate and anchor two posts made of 3" (7.6 cm) outer diameter heavy walled pipe. Posts should be parallel and square to the gate. 2. Locate electrical conduit, as required, prior to pouring concrete. 3. Secure operator to posts using four 3" (7.6 cm) U-bolts and hardware provided. 12

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12
Post mount installation
Retro-fit installation
The operators come from the factory configured to mount to an inside the
frame post mount dimension of 26" (66 cm) (outside to outside of
posts). The frame comes slotted to accommodate posts 24-1/8" (61 cm)
to 26" (66 cm), outside to outside.
NOTE:
If you are replacing a SL580,
the frame will require adjustment to 24-1/8".
New installation
1.
Locate and anchor two posts made of 3" (7.6 cm) outer diameter
heavy walled pipe. Posts should be parallel and square to the gate.
2.
Locate electrical conduit, as required, prior to pouring concrete.
3.
Secure operator to posts using four 3" (7.6 cm) U-bolts and
hardware provided.
INSTALLATION