LiftMaster 3840 3840 Manual - Page 36
Repair Parts
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REPAIR PARTS Rail Assembly Parts 5 3 6 1 7 4 Installation Parts 5 42 KEY PART NO. NO. DESCRIPTION 1 41A6353 Hardware bag 2 (includes sprocket coupling) 2 81C275 Rack 3 41A6262 Complete trolley assembly 4 3077SD Screw Drive one-piece rail 7 feet (2.1 m) 3088SD Screw Drive one-piece rail 8 feet (2.4 m) 5 41A4836 Drive sprocket kit 6 25C20 Coupling 7 41A6312 Rail End Bracket NOT SHOWN 28A143 Wire Clips LOCK LIGHT 13 KEY PART NO. NO. 1 398LM DESCRIPTION Smart Control Panel® 2 373P 3-Button remote control 3 10A19 3V2016 Lithium battery: LED and opener 7 6 4 10A33 8 5 29C151 3V2450 Lithium battery: proximity switch Remote control visor clip 6 41A2828 Emergency release rope and handle NOTICE assembly 11 7 41B4494-1 2-Conductor bell wire, white & white/red 8 41A5047 Door bracket w/clevis pin & fastener CEILING MOUNT ONLY UP 9 10 9 41A4353 Header bracket w/clevis pin & fastener 10 41A5034 Safety sensor kit (receiving and sending eyes) with 3 feet (.9 m) 2-conductor bell wire 12 13 11 178B34 12 178B35 Straight door arm section Curved door arm section 13 41A5266-1 Safety sensor brackets (2) 14 485LM Battery NOT SHOWN 101D173 Push bar for door control 14 41A4675-7 Installation hardware bag (includes hardware listed on page 5) 114A3741 Owner's manual 114A3741SP Owner's manual-Spanish 36