User manual LIFT-MASTER 520LM

[. . . ] TM Universal Radio Control OWNERS MANUAL Model 520-2LM (With 2 Remote Controls) Model 520LM Receiver Only Model 520-1LM (With 1 Remote Control) NOTICE TO U. CONSUMERS: Some states prohibit the service or repair of garage door openers whch cannot be made to comply with the safety standards contained in UL 325 (1988 revision). In order to comply with both the letter and the spirit of these laws, this universal radio control should not be used with any Lift-Master®, Chamberlain ® , or Sears Craftsman ® garage door opener manufactured prior to April 1, 1982. [. . . ] Activate the opener only when the door is properly adjusted, you can see it clearly, and there are no obstructions to door travel. Radio Power MOUNTING RECEIVER ON A COMMERCIAL OPENER Fully extend antenna wire below bottom of case as shown. Loosen the three terminal screws on the receiver (labeled 1, 2 and 3). Make sure the clips are positioned to clear the receiver flange, as shown. Loosen the three terminal screws on the opener used for push button controls and radio power. Leaving the push button bell wire in place, insert the other ends of the mounting clips under the opener terminal screws. NOTE: If the number sequence of opener terminals doesn't match the receiver, turn the receiver around (so back is facing out) and complete the connection. Attach mounting clips to receiver terminals 1 and 2, and to the opener terminals used for push button controls. Plug the transformer into the receiver as shown, and into a 120 Volt outlet. Push Button To Outlet OPENER TERMINALS Receiver Terminals Flange Mounting Clip #3 Common Mounting Clip #2 Mounting Clip #1 © Model 85 Transformer Antenna Wire Fully Extended Page two contains wall mounting instructions and service information as well as code setting instructions. MOUNTING RECEIVER ON GARAGE WALL Fully extend the antenna wire below bottom of case. Fasten the receiver to an inside garage wall with dry wall screws provided. A convenient place is alongside the service door and OUT OF THE REACH OF CHILDREN. Attach one end of 3-strand bell wire (not supplied) to receiver terminals 1, 2 and 3. Connect the other end to the three opener terminals used for push button controls and radio power. Use insulated staples to secure bell wire between receiver and opener. Attach wire to receiver terminals 1 and 2 and to the opener terminals used for push button control. [. . . ] With the jumper in "CONST" (Constant) position, the contacts will stay closed as long as the radio continues transmitting. The receiver is factory set at M. Jumper Output Duration Terminals Jumper Output Duration Terminals MO CONS M. T. CONSTANT OPERATION MOMENTARY OPERATION 114A1527F © 1994, The Chamberlain Group, Inc. [. . . ]