Chamberlain 1270LMC manual

TM Garage Door Opener Model 1270LMC - 1/2 HP - For Residential Use Only ® Owner's Manual ■ Please read this manual and the enclosed safety materials carefully! ■ Fasten the manual near the garage door after installation. ■ The door WILL NOT CLOSE unless the Protector System ® is connected and properly aligned ■ Periodic checks and ad[...]

Start by reviewing these important safety alert symbols 2 CONTENTS PAGE A review of safety alert symbols ...............................2 You'll need tools ........................................................3 Safety information regarding garage door locks and ropes ...............................................................3 Testing y[...]

Pliers Wire Cutters Claw Hammer Hack Saw Screwdriver Adjustable End Wrench 1/2" and 7/16" Sockets and Wrench Drill Tape Measure 2 1 Stepladder Pencil 3/16", 5/16" and 5/32" Drill Bits Carpenter's Level Y ou'll Need T ools During assembly , installation and adjustment of the opener , instructions will call for hand[...]

4 Safety Reversing Sensor Horizontal and vertical reinforcement is needed for lightweight garage doors (fiberglass, steel, aluminum, door with glass panels, etc.). See page 20 for details. Support bracket &  fastening hardware is required. See page 13. — — — — — — — — Door Center Header Wall Safety Rev[...]

5 Straight Door Arm Section Door Bracket Plate Door Bracket Curved Door Arm Section Safety Labels and Literature Header Bracket UP CEILING MOUNT ONLY Safety Reversing Sensor Mounting Bracket With Square Holes (2) "C" Wrap (2) Safety Reversing Sensor Mounting Bracket With Slot (2) Safety Reversing Sensor (2) (1) Sending Eye (1) Receiving E[...]

Assembly Step 1 Attach the T -rail to the Opener To fasten rail, use only those screws mounted in top of the opener. Failure to do so will cause serious damage to the opener. 6 • Remove the two washered screws mounted in top of opener. • Align T-rail and styrofoam over opener sprocket. • Cut tape from T-rail, belt and styrofoam. • REMOVE ST[...]

Assembly Step 3 Attach the Belt Cap Retainer 7 IMPORT ANT INST ALLA TION INSTRUCTIONS T o reduce the risk of severe injury or death to persons: 1. READ AND FOLLOW ALL INST ALLA TION INSTRUCTIONS. 2. Install only on a properly balanced and lubricated garage door. An improperly balanced door could result in severe injury or death. Repairs to cables, [...]

• Open your door to the highest point of travel as shown. Draw an intersecting horizontal line on the header wall 2" above the high point. This height will provide travel clearance for the top edge of the door. Header Wall Ceiling Track Highest Point of Travel Door 2" 8 Proceed to Step 2, page 10. Door Track Header Wall Highest Point of[...]

9 Header Wall Vertical Centerline Vertical Centerline of Garage Door 2x4 Unfinished Ceiling Structural Supports 2x4 OPTIONAL CEILING MOUNT • Close the door and mark the inside vertical centerline of your garage door. Extend the line onto the header wall above door. If headroom clearance is minimal, you can install the header bracke[...]

UP Lag Screws 5/16"x18x1-7/8" Garage Door Vertical Center Line Header Wall Finished Ceiling Header Bracket 6" Maximum Vertical Center Line Door Spring Lag Screws 5/16"x18x1-7/8" Highest Point of Travel (of Garage Door) Vertical Center Line Header Wall Garage Door UP CEILING MOUNT[...]

Header Bracket Belt Pulley Bracket Temporary Support Header Wall Garage Door T-rail Clevis Pin 5/16"x2-3/4 " Ring Fastener Header Bracket Belt Pulley Bracket T-rail • Position the opener on the garage floor below the header bracket. Use packing material as a protective base. If the door spring is in the way you'll need help. Have s[...]

Installation Step 4 Position the Opener Follow instructions which apply to your door type as illustrated. To prevent damage to steel, aluminum, fiberglass or glass panel doors, do not rest the opener on the door without using a 2x4. SECTIONAL Door & ONE-PIECE Door with T rack T-rail 2x4 Laid Flat Door Stepladder ONE-PIECE Door without T rack[...]

Installation Step 5 Hang the Opener Two representative installations are shown. Yours may be different. Hanging brackets should be angled, Figure 1, to provide rigid support. On finished ceilings, Figure 2, attach a sturdy metal bracket to structural supports before installing the opener. The bracket and fastening hardware are not supplied. • Mea[...]

Installation Step 6 Install the Multi-Function Door Control Panel 14 Children operating or playing with a garage door opener can injure themselves or others. The garage door could close and cause serious injury or death. Install the Door Control (or any additional push buttons) out of the reach of children and away from all moving parts of the door[...]

75 Watt Maximum Light Bulb Lens Guide Lens Tab Lens Slot Lens Tab 75 Watt Maximum Light Bulb Install the lights • Install a 75 watt maximum light bulb in the socket. The light will turn ON and remain lit for approximately 4-1/2 minutes when power is connected. Then the light will turn OFF. • If the bulbs burn out prematurely d[...]

To reduce the risk of electric shock, your garage door opener has a grounding type plug with a third grounding pin. This plug will only fit into a grounding type outlet. If the plug doesn't fit into the outlet you have, contact a qualified electrician to install the proper outlet. Installation Step 9 Electrical Connections Ground Tab Green Gro[...]

The safety reversing sensor must be connected and aligned correctly before the garage door opener will move in the down direction. This is a required safety device and cannot be disabled. Installation procedures are the same for sectional and one-piece doors. Without a properly working safety reversing sensor , persons (particularly children) could[...]

1/4x1-1/2" Lag Screw #10-32x3/8" Screw 1/4"-20 Lock Nut  #10x32 Lock Nut  Staples 1/4"-20x1/2" Carriage Bolts  Installation Step 10 Install the Safety Reversing Sensor Mounting Bracket With Square Holes  #10-32x3/8" Screws "C" Wrap #10-32 Lock Nuts Garage WALL o[...]

" C " Wrap Wire Wing Nut Invisible Light Beam Protection Area Sensor Sensor Connect Wire to Opener Terminals Bell Wire Bell Wire — Finished Ceiling — OPENER TERMINAL SCREWS Sensor Connections Wall Control Connections (dotted line) 1 2 3 • Run paired wires from both sensors to the opener. Use insulated staples to secure the wire to w[...]

Installation Step 1 1 Fasten Door Bracket Follow instructions which apply to your door type as illustrated below or on page 21. T o prevent damage to steel, aluminum, fiberglass or glass panel doors, always reinforce the inside of the door both vertically and horizontally with angle iron. A horizontal brace should be long enough to be secured to 2 [...]

Horizontal and vertical reinforcement is needed for lightweight garage doors (fiberglass, aluminum, steel, door with glass panel, etc.). Header Wall Vertical Centerline of Garage Door – Finished Ceiling – Header Bracket Door Bracket 2/4/92 - 4/7/92 2x4 Door Bracket Door Bracket Plate Inside Edge of Door or Reinforcement Board All ONE-PIECE Door[...]

Installation Step 12 Connect Door Arm to T rolley Follow instructions which apply to your door type as illustrated below and on page 23. Make sure garage door is fully closed. Pull the manual release handle to disconnect the outer trolley from the inner trolley. Slide the outer trolley back (away from the door) about 2" as shown in Figures 1, [...]

All ONE-PIECE Doors Assemble the Door Arm: • Fasten the straight and curved door arm sections together to the longest possible length (with a 2 or 3 hole overlap). • With the door closed, connect the straight door arm section to the door bracket with a clevis pin. • Secure with a ring fastener. Nuts 5/16"-18 Lock Washers 5/16" Ring [...]

Adjustment Step 1 Adjust the UP and DOWN Limits Do not make any limit adjustments until the safety reversing sensors are completely installed. 24 Limit adjustment settings regulate the points at which the door will stop when moving up or down. The door will stop in the up direction if anything interferes with door travel. The door will reverse in t[...]

Adjustment Step 2 Adjust the Force Too much force on the door will interfere with the proper operation of the safety reverse system. The door might not reverse properly when required and could seriously injure or kill someone under it. Do not increase the force beyond the minimum amount required to close the door. Do not use the force adjustments t[...]

Adjustment Step 4 T est the Safety Reverse System Test: • Place a 2x4 laid flat on the floor, centered under the garage door. • Operate the door in the down direction. The door must reverse on striking the obstruction. Adjustment: If the door stops on the obstruction, it is not traveling far enough in the down direction. • Increase the DOWN l[...]

The remote control transmitter: The opener must learn the code of any new remote control. Page 29 explains how to program your receiver and how to erase all codes if required. Self service of your radio controls and remote controls is not recommended. If service is needed, call the toll- free number listed on the back page. The remote control batte[...]

28 Operation of Y our Opener To open the door manually: The door should be fully closed if possible. Pull down on the red manual release handle and lift the door manually. To reconnect the door to the opener, press the Door Control push bar. Activate the opener with any of the following: • The Remote Control Transmitter. Hold push button down unt[...]

Children operating or playing with a garage door opener can injure themselves or others. The garage door could close and cause serious injury or death. Do not allow children to operate the Door Control or remote control transmitter(s). A moving garage door could injure or kill someone under it. Activate the opener only when you can see the door cle[...]

1. Does the opener have electric power? Plug a lamp into the outlet. If it doesn't light, check the fuse box or the circuit breaker. (Some outlets are controlled by a wall switch.) 2. Have you disabled all door locks? Review installation instruction warnings on page 7. 3. Is there a build-up of ice or snow under the door? The door may be froze[...]

31 Having a Problem? (continued) Situation Probable Cause & Solution The door reverses for no apparent reason and opener lights don't blink: 1. Is something obstructing the door? Pull the manual release handle. Operate the door manually. If it is unbalanced or binding, call for professional garage door service. 2. Clear any ice or snow fro[...]

10 UP CEILING MOUNT ONLY 7 13 12 11 12VDC 2 4 5 NOTICE 6 9 8 3 LIGHT LOCK 1 14 15 16 2 7 1 4 5 3 6 Rail Assembly Parts Installation Parts 32 KEY PART NO. NO. DESCRIPTION 1 1A995 Master link kit 2 41A3588 Belt pulley bracket 3 41B3869-1 Complete trolley assembly 4 183B99 One-piece T-rail 5 41A3589 Full belt assembly 6 41B4103 Tensioner assembly 7 10[...]

Repair Parts Opener Assembly Parts 2 12 10 15 17 5 4 18 3 DN UP Brown Wire (Down) Contact LIMIT SWITCH ASSY. Grey Wire Yellow Wire (Up) Contact Center Limit Contact Drive Gear 11 5 6 7 9 8 9 8 19 20 14 13 16 1 3 KEY P ART NO. NO. DESCRIPTION 1 41A4371 Belt cap retainer 2 41A3587 Gear and sprocket assembly Complete with: Spring [...]

1 2 3 4 5 6 7 8 9 0 ENTER LIGHT LOCK Model 82LMC Model 83LMC Model 84LMC Model 64LMC Model 99LMC Model 60LMC Model 66LMC 3-Channel “Smart” Remote Control: Includes visor clip. 4-Channel “Smart” Remote Control: Includes visor clip. Multi-Function Mini Remote Control: With key ring & V elcro fastening strip. Security Remote Control: Enabl[...]

Index Access Door/Outside Quick Release Accessory ..........................................................................................4, 34 Electrical Safety Warnings ....................................................................................................................2, 7, 16, 27 Garage Door Testing for balance, binding and sti[...]

LIFT-MASTER GARAGE DOOR OPENER FIVE-YEAR LIMITED WARRANTY Chamberlain/Lift-Master warrants to the first retail purchaser of this product that it will be free from any defect in materials and/or workmanship for a period of 60 full months from the date of purchase. The product must be used in complete accordance with Lift- Master's instructions [...]