Table of Contents
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GARAGE DOOR OPENER
Model Series 1300
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.
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The door WILL NOT CLOSE unless the Protector System
aligned.
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Periodic checks of the opener are required to ensure safe operation.
■
The model number label is located on the front panel of your opener.
®
Model 1356M - 1/2HP
Model 1346M - 1/3HP
The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.liftmaster.com
Model 1355M - 1/2HP
Model 1345M - 1/3HP
®
is connected and properly
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Table of Contents
Related Manuals for Chamberlain 1345M
Summary of Contents for Chamberlain 1345M
- Page 1 Periodic checks of the opener are required to ensure safe operation. ■ The model number label is located on the front panel of your opener. ® The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com Model 1355M - 1/2HP Model 1345M - 1/3HP ® is connected and properly...
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Page 2: Table Of Contents
Safety Symbol and Signal Word Review This garage door opener has been designed and tested to offer safe service provided it is installed, operated, maintained and tested in strict accordance with the instructions and warnings contained in this manual. Mechanical... -
Page 3: Preparing Your Garage Door
To prevent damage to garage door and opener: • ALWAYS disable locks BEFORE installing and operating the opener. • ONLY operate garage door opener at 120V, 60 Hz to avoid malfunction and damage. Tools needed During assembly, installation and adjustment of the opener, instructions will call for hand tools as illustrated below. -
Page 4: Planning
Planning Identify the type and height of your garage door. Survey your garage area to see if any of the conditions below apply to your installation. Additional materials may be required. You may find it helpful to refer back to this page and the accompanying illustrations as you proceed with the installation of your opener. -
Page 5: Planning
Planning (Continued) ONE-PIECE DOOR INSTALLATIONS • Generally, a one-piece door does not require reinforcement. If your door is lightweight, refer to the information relating to sectional doors in Installation Step 11. • Depending on your door’s construction, you may need additional mounting hardware for the door bracket (Step 11). -
Page 6: Carton Inventory
Carton Inventory Your garage door opener is packaged in two cartons which contain the motor unit and all parts illustrated below. Note that accessories will depend on the model purchased. If anything is missing, carefully check the Lighted Door Control Button w/6ABx1-1/2"... -
Page 7: Hardware Inventory
Hardware Inventory Separate all hardware and group as shown below for the assembly and installation procedures. Lag Screw 5/16"-9 x1-5/8" (2) Lag Screw 5/16"-18x1-7/8" (2) Self-Threading Screw Drywall 1/4"-14x5/8" (2) Anchors (2) Clevis Pin 5/16"x2-3/4" (1) INSTALLATION HARDWARE Hex Bolt Lock Washer 5/16"... -
Page 8: Assembly
ASSEMBLY STEP 1 Fasten the Rail to the Motor Unit MODELS 1355M AND 1345M ONLY (For Models 1356M and 1346M see page 9) • Remove the two washered bolts mounted in top of motor unit. • Position rail at an angle to opener so one hole in rail and motor unit line up. - Page 9 • Fasten the rail with the two washered bolts previously removed. Tighten securely. Use only these bolts! Use of any other bolts will cause serious damage to door opener. To avoid SERIOUS damage to garage door opener, use ONLY those bolts/fasteners mounted in the top of the opener. Styrofoam...
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Page 10: Install The Chain Spreader And The Chain
Outer Inner Nut and Washer Trolley Figure 2 To avoid possible SERIOUS INJURY to fingers from moving garage door opener: • ALWAYS keep hand clear of sprocket while operating opener. • Securely attach sprocket cover BEFORE operating. Figure 1 Trolley... -
Page 11: Tighten The Chain
4. Disable ALL locks and remove ALL ropes connected to garage door BEFORE installing opener to avoid entanglement. 5. Install garage door opener 7 feet (2.13 m) or more above floor. 6. Mount emergency release handle 6 feet (1.83 m) above floor. -
Page 12: Determine The Header Bracket Location
INSTALLATION STEP 1 Determine the Header Bracket Location To prevent possible SERIOUS INJURY or DEATH: • Header bracket MUST be RIGIDLY fastened to structural support on header wall or ceiling, otherwise garage door might not reverse when required. DO NOT install header bracket over drywall. - Page 13 ONE-PIECE DOOR WITHOUT TRACK 1. Close the door and mark the inside vertical centerline of your garage door. Extend the line onto the header wall above door, as shown. If headroom clearance is minimal, you can install the header bracket on the ceiling. See page 14. If you need to install the header bracket on a 2x4 (on wall or ceiling), use lag screws (not provided) to securely fasten the 2x4 to structural supports...
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Page 14: Install The Header Bracket
INSTALLATION STEP 2 Install the Header Bracket You can attach the header bracket either to the wall above the garage door, or to the ceiling. Follow the instructions which will work best for your particular requirements. Do not install the header bracket over drywall. -
Page 15: Attach The Rail To The Header Bracket
INSTALLATION STEP 3 Attach the Rail to the Header Bracket • Position the opener on the garage floor below the header bracket. Use packing material as a protective base. NOTE: If the door spring is in the way you’ll need help. Have someone hold the opener securely on a temporary support to allow the rail to clear the spring. -
Page 16: Position The Opener
• The top of the door should be level with the top of the motor unit. Do not position the opener more than 2" (5 cm) above this point. To prevent damage to garage door, rest garage door opener rail on 2x4 placed on top section of door. RELEASED... -
Page 17: Hang The Opener
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 and Figure 3), attach a sturdy metal bracket to structural supports before installing the opener. -
Page 18: Install The Door Control
INSTALLATION STEP 6 Install the Door Control Locate the door control within sight of the door at a minimum height of 5 feet (1.5 m) where small children cannot reach, and away from all moving parts of the door and door hardware. 1. -
Page 19: Install The Light And Lens
The light will turn ON and remain lit for approximately 4-1/2 minutes when power is connected. Then the light will turn OFF. • Use standard neck Garage Door Opener bulbs for replacement INSTALL THE LENS • Locate and loosen (approximately 1/8" (3 mm) the two screws near top of opener front panel. -
Page 20: Electrical Requirements
INSTALLATION STEP 9 Electrical Requirements To avoid installation difficulties, do not run the opener at this time. 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. -
Page 21: Install The Protector System
6" (15 cm) max. above floor Facing the door from inside the garage ® Be sure power is not connected to the garage door opener BEFORE installing the safety reversing sensor. To prevent SERIOUS INJURY or DEATH from a closing garage door: •... - Page 22 INSTALLING THE BRACKETS Be sure power to the opener is disconnected. Install and align the brackets so the sensors will face each other across the garage door, with the beam no higher than 6" (15 cm) above the floor. They may be installed in one of three ways, as follows.
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Page 23: Mounting And Wiring
MOUNTING AND WIRING THE SAFETY REVERSING SENSORS • Slide a 1/4"-20x1/2" carriage bolt head into the slot on each sensor. Use wing nuts to fasten sensors to brackets, with lenses pointing toward each other across the door. Be sure the lens is not obstructed by a bracket extension (Figure 5). -
Page 24: Fasten The Door Bracket
INSTALLATION STEP 11 Fasten the Door Bracket Follow instructions which apply to your door type as illustrated below or on the following page. A horizontal reinforcement brace should be long enough to be secured to two or three vertical supports. A vertical reinforcement brace should cover the height of the top panel. - Page 25 ONE-PIECE DOORS Please read and comply with the warnings and reinforcement instructions on the previous page. They apply to one-piece doors also. • Center the door bracket on the top of the door, in line with the header bracket as shown. Mark either the left and right, or the top and bottom holes.
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Page 26: Connect Door Arm To Trolley
INSTALLATION STEP 12 Connect Door Arm to Trolley Follow instructions which apply to your door type as illustrated below and on the following page. SECTIONAL DOORS ONLY • Make sure garage door is fully closed. Pull the emergency release handle to disconnect the outer trolley from the inner trolley. -
Page 27: Connect The Door Arm To The Trolley
ALL ONE-PIECE DOORS 1. Assemble the door arm, Figure 4: • 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 the 5/16"x1-1/4"... -
Page 28: Adjustment
ADJUSTMENT STEP 1 Adjust the UP and DOWN Travel Limits Limit adjustment settings regulate the points at which the door will stop when moving up or down. To operate the opener, press the Door Control push bar. Run the opener through a complete travel cycle. •... -
Page 29: Adjust The Force
ADJUSTMENT STEP 2 Adjust the Force Force adjustment controls are located on the back panel of the motor unit. Force adjustment settings regulate the amount of power required to open and close the door. If the forces are set too light, door travel may be interrupted by nuisance reversals in the down direction and stops in the up direction. -
Page 30: Test The Safety Reversal System
The door will not move more than an inch, and the opener lights will flash. The garage door opener will not close from a remote if the indicator light in either sensor is off (alerting you to the fact that the sensor is misaligned or obstructed). -
Page 31: Operation
• The wall-mounted Door Control: Hold the push button or bar down until the door starts to move. • The Keyless Entry (See Accessories): If supplied with your garage door opener, it must be programmed before use. See Programming. When the opener is activated (with the safety reversing sensor correctly installed and aligned) 1. -
Page 32: Using The Wall-Mounted Door Control
Using the Wall-Mounted Door Control Press the push 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. To Open the Door Manually To prevent possible SERIOUS INJURY or DEATH from a falling garage door: •... -
Page 33: Care Of Your Garage Door Opener
Care of Your Opener LIMIT AND FORCE ADJUSTMENTS: Weather conditions may cause some minor changes in door operation requiring some readjustments, particularly during the first year of operation. Pages 28 and 29 refer to the limit and force adjustments. Only a screwdriver is required. -
Page 34: Having A Problem
Installation Step 10. 12. The opener lights don't turn on: • Replace the light bulbs (75 watts maximum). Use A19 standard neck garage door opener bulb if regular bulb burns out. 13. The opener lights don't turn off: • Is the Light feature on? Turn it off. -
Page 35: Programming
The owner of the copyright in the garage door opener does not authorize the purchaser or supplier of the non-rolling code transmitter to circumvent that technical measure. -
Page 36: To Add, Reprogram Or Change A Keyless Entry Pin
To Add, Reprogram or Change a Keyless Entry PIN NOTE: Your new Keyless Entry must be programmed to operate your garage door opener. USING THE “LEARN” BUTTON 1. Press and release the “learn” button on motor unit. The learn indicator light will glow steadily for 30 seconds. -
Page 37: Repair Parts
REPAIR PARTS Rail Assembly Parts Installation Parts PART DESCRIPTION 4A1008 Master link kit 41A4813 Chain pulley bracket 41A3489 Complete trolley assembly 1707LM 7 foot (2.1 m) complete rail 1708LM 8 foot (2.4 m) complete rail 1710LM 10 foot (3 m) complete rail 41D3484 Full chain assembly 83A11... -
Page 38: Motor Unit Assembly Parts
Motor Unit Assembly Parts PART DESCRIPTION 41A4208-2 Chain spreader w/screws (1356M, 1346M) 31D380 Sprocket cover (1355M, 1345M) 41C4206 Gear and sprocket assy. (1356M, 1346M) 41C4220A Gear and sprocket assy. (1355M, 1345M) Complete with: Spring washer, Thrust washer, Retaining ring, Bearing plate, Roll... -
Page 39: Accessories
Includes battery. 975LM Laser Park Assist: Laser enables homeowners to precisely park vehicles in the garage. 990LM Surge Protector: The Garage Door Opener Surge Protector is designed to protect LiftMaster damage from lightning and power surges. ® ® 3-Button Remote ®... -
Page 40: Repair Parts And Service
48 months (4years) for models 1356M & 1355M and 24 months (2 years) for models 1346M & 1345M from the date of purchase]. The proper operation of this product is dependent on your compliance with the instructions regarding installation, operation, maintenance and testing.