User manual LIFT-MASTER 902LM

[. . . ] · Connect ONLY to 24 VOLT low voltage wires. To prevent possible SERIOUS INJURY or DEATH from a closing garage door: · Install door control within sight of garage door, out of reach of children at a minimum height of 5 feet, and away from all moving parts of door. · NEVER permit children to operate or play with door control push buttons or remote control transmitters. [. . . ] Use insulated staples to secure wire in several places. Do not pierce wire with a staple, creating a short or open circuit. Strip 7/16" of insulation from opposite end of bell wire. Connect bell wire to the Quick-ConnectTM terminals located on garage door opener as follows: white to white and white/red to red. NOTE: The door control button may stick if the door control is not mounted on a smooth surface. If a click is not heard when pressing the door control button, loosen the two mounting screws or relocate the door control to a smoother surface. After installation, an orange indicator light behind the door control buttons will indicate proper connection. If not lit, the Lock and Light features will not function (reverse wires to correct). Terminal Screws Terminal Screws Terminal Screws Bottom Mounting Holes 2-Conductor Bell Wire 902LM Terminal Screws Terminal Screws Bottom Mounting Holes 2-Conductor Bell Wire 903LM Figure 2 Gently Twist Top FOR WALL BOARD (DRYWALL) MOUNT Remove the left and right door control buttons by gently twisting at the top with a small flat blade screwdriver exposing the horizontal installation holes. Drill 7/32" holes and use anchors provided. Fasten with 1-1/4" self-tapping screws. Insert bottom tabs and snap on door control buttons. FOR MOUNTING ONTO A SINGLE ELECTRICAL GANG BOX Remove the center cover or door control button by gently prying at slot in top of the door control button with a small flat blade screwdriver exposing two installation holes. For flexibility, this wall control can be mounted either left or right of center directly over gang box. Install bottom screw, allowing 1/8" to protrude above wall surface. Position bottom of door control on screw head and slide down to secure. Insert bottom tab and snap center cover or door control button. NOTE: Mounting hardware is included for each type of installation (use all four screws if desired). Figure 3 Enlarged View To Replace Insert Bottom Tabs First Figure 4 Enlarged View Single Gang Box 24 Volt Bell Wire To Replace Insert Bottom Tabs First USING THE DOOR CONTROL Press the door control button to open or close the door. Press again to reverse the door during the closing cycle or to stop the door while it's opening. [. . . ] The door control button light will flash as long as the Lock feature is on. To turn off, press and hold the Lock button again for 2 seconds. The door control button light will stop flashing. The Lock feature will also turn off whenever the "Smart" (learn) button on the motor unit panel is activated. [. . . ]