LiftMaster SL3000UL SL3000UL Manual - Page 14

WARNING CH A I N I N S T A LL A T I O N t y pe s Drawings not to scale Weld rear bracket with gate in closed position Horizontal Alignment Front Operator Position WARNING To reduce the risk of SERIOUS INJURY or DEATH, make sure exposed idler pulleys have safety covers on them. Weld front bracket with gate in open position. Rear Operator Position WARNING Cut the chain slot 17 1/2" high on cover. CAUTION ENGLISH Low idler pulley position. ADVERTENCIA c h ain d i s tan c e an d h ei g h t on g ate CORRECT INSTALLATION INCORRECT INSTALLATION 2 inch ADVERTENCIA wire grid safety screen is missing. Chain is mounted too high or too low ADVERTENCIA on gate. Don't connect chain too tight to gate. Chain is too loose on gate. Top View of Gate Top View of Gate Gate is 4 inches minimum distance away from drive sprocket and parallel to gate. Operator is mountePd RECAUCIÓN too close and not parallel to gate. SPANISH Over time, the gate's chain will stretch out and need to have links removed from it. The links can be removed during normal periodic maintenance of the operator. 12