LiftMaster CSL24UL Installation Manual - Page 13

Rear Installation, DO NOT run the operator until instructed.

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INSTALLATION Rear Installation DO NOT run the operator until instructed. NOTE: This installation will require two extra idler pulleys. Make sure all exposed pinch points are guarded. Refer to Gate Construction Information on page 4. 1. Move the back pulley to the bottom hole in the operator. 2. Manually close the gate and align the bottom bracket so the chain will be level with the bottom idler pulley and parallel to the ground. Weld the bottom bracket in this position. 3. Align the top bracket so the chain will be level with the top idler pulley and parallel to the ground. Weld the upper bracket in this position. 4. Route the chain through the operator. 5. Connect the chain to the brackets using the eye bolt hardware. Chain should not be too tight or have excessive slack. 6. Remove the pin from the vent plug on the gear box. NOTE: The chain should have no more than 1 inch (2.5 cm) of sag for every 10 feet (3 m) of chain length. Vent Plug Pin Idler Pulley MUST have safety cover. 13

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13
Rear Installation
DO NOT run the operator until instructed.
NOTE:
This installation will require two extra idler pulleys. Make sure all exposed pinch points are guarded. Refer to Gate Construction Information on page
4.
1.
Move the back pulley to the bottom hole in the operator.
2.
Manually close the gate and align the bottom bracket so the chain will be level with the bottom idler pulley and parallel to the ground. Weld the bottom
bracket in this position.
3.
Align the top bracket so the chain will be level with the top idler pulley and parallel to the ground. Weld the upper bracket in this position.
4.
Route the chain through the operator.
5.
Connect the chain to the brackets using the eye bolt hardware. Chain should not be too tight or have excessive slack.
6.
Remove the pin from the vent plug on the gear box.
NOTE:
The chain should have no more than 1 inch (2.5 cm) of sag for every 10 feet (3 m) of chain length.
Idler Pulley MUST have
safety cover.
Pin
Vent Plug
INSTALLATION