Page 2 - Start by reviewing these important safety alert symbols:; Assembly section - pages 6 – 7; Determine the header bracket location; Adjustment section - pages 24 – 26; Test the Protector System; Mechanical; Contents
Start by reviewing these important safety alert symbols: 2 Safety alert symbol review ...........................................2 Safety information and precautions ..............................3 Testing your garage door for binding & balance ..........3 Hardware supplied ........................
Page 3 - Handle; Test Your Door for Balance; • Lift the door about halfway as shown. Release the door.; WARNING; Hardware Supplied; Door; Safety Information and Precautions
3 An unbalanced garage door might not reverse whenrequired and someone under the door could be seriouslyinjured or killed. If your garage door binds, sticks or is out of balance, callfor professional garage door service. Garage doors, door springs, cables, pulleys, brackets, and their hardware areun...
Page 4 - Carton Inventory
4 Straight Door Arm Section Curved Door Arm Section Header Bracket UP CEILING MOUNT ONLY 2-Conductor Bell Wire White & White/Red Sprocket Coupling Light Lens Rail Brackets Trolley Safety Labels and Literature Remote Control Transmitter Visor Clip Rail Assembly Door Bracket Model 2000SDC-R Lighte...
Page 6 - ASSEMBLY STEP 1; Fasten the Rail To the Power Unit; ASSEMBLY STEP 2; Install the Trolley; Hardware Shown Actual Size; • Working on a level surface, align the rail assembly with
ASSEMBLY STEP 1 Fasten the Rail To the Power Unit 6 Rail Sprocket Rail Assembly Trolley Coupling Rail/Power Unit Bracket Lock Nuts 1/4"-20 Power Unit Sprocket Opener Chassis Foam Packaging Hex Screws 1/4"-20x5/8" ASSEMBLY STEP 2 Install the Trolley As illustrated above, slide the trolley...
Page 7 - ASSEMBLY STEP 3; Attach the Rail Brackets; IMPORTANT INSTALLATION INSTRUCTIONS; READ AND FOLLOW ALL INSTALLATION INSTRUCTIONS; connected to a garage door can cause entanglement and death.; feet above the floor.; • Align rail brackets to end of rail assembly, as shown.
ASSEMBLY STEP 3 Attach the Rail Brackets 7 IMPORTANT INSTALLATION INSTRUCTIONS To reduce the risk of severe injury or death to persons: 1. READ AND FOLLOW ALL INSTALLATION INSTRUCTIONS 2. Install only on a properly balanced and lubricated garage door. An improperly balanced door may not reverse and ...
Page 8 - • Open your door to the highest point; SECTIONAL Door or; • Close the door and mark the inside; Installation Section: Pages 8 – 23; Determine Header Bracket Location
• Open your door to the highest point of travel as shown. Draw an inter-secting horizontal line on the headerwall 3" above the high point. Thisheight will provide travel clearancefor the top edge of the door. Header Wall Ceiling Track Highest Point of Travel Door Door Track 3" Header Wall Hi...
Page 9 - • Close the door and mark the inside; EXAMPLE; ONE-PIECE Door Without Track; • Open your door to the highest point of travel as shown.; One-piece door without track
Header Wall Vertical Centerline Vertical Centerline of Garage Door 2x4 Unfinished Ceiling Structural Supports 2x4 Header Support OPTIONAL CEILING MOUNT FOR HEADER BRACKET • Close the door and mark the inside vertical centerline of your garagedoor. Extend the line onto theheader wall above door. If h...
Page 10 - Fastening the Header Bracket to the Wall; • Center the bracket on the vertical guideline with the; Fastening the Header Bracket to the Ceiling; Installation Step 2; I nstall the Header Bracket
10 You can attach the header bracket either to the wallabove the garage door, or to the ceiling. Follow theinstructions which will work best for your particularrequirements. Fastening the Header Bracket to the Wall • Center the bracket on the vertical guideline with the bottom edge of the bracket on...
Page 11 - 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 protectivebase. If the door spring is in the way you’ll need help. Havesomeone hold the opener securely on a temporarysupport to allow the rail to clear the spring. • Position the rail bracket against the h...
Page 12 - Facing the door from inside the garage; The Protector System
Without a properly working safety reversing sensor,persons (particularly children) could be injured or killedb y a c l o s i n g g a r a g e d o o r . R e a d a n d f o l l o w a l linstructions. To protect small children, install the safety reversingsensor so that the beam will be no higher than 4&...
Page 13 - Installation Step 4; Figure 3; Installing the Brackets
Installation Step 4 Install the Safety Reversing Sensor(Receiving and Sending Eyes) 13 FLOOR MOUNT (Right Side) WALL MOUNT (Right Side) DOOR TRACK MOUNT (Right Side) Indicator light Lens Lip Sensor Bracket Door Track Sensor Bracket Optional Extension Bracket (See Accessories) Lens Indicator light At...
Page 14 - Install the Safety Reversing Sensor; Mounting and Wiring the Safety Sensors; • Finger tighten the wing nuts.; Recommended Wire Routing; Using insulated staples, run the wires from both
14 Installation Step 4 (Continued) Install the Safety Reversing Sensor Invisible Light Beam Protection Area Sensor Sensor Bell Wire Foam Packaging Carton 2. Run wires along channels to power unit and pull taut. 1. Run wires from sensors to end of rail at the door header. Cross & twist here to he...
Page 15 - Installation Step 5; Position the Opener; CAUTION
Installation Step 5 Position the Opener Follow instructions which apply to your doortype as illustrated. To prevent damage to steel, aluminum, fiberglass orglass panel doors, do not rest the opener on the doorwithout using a 2x4. SECTIONAL Door or ONE-PIECE Door with Track A 2x4 laid flat is conveni...
Page 16 - Installation Step 6; Hang the Opener; • Measure the distance from each side of the opener to; Figure 1
Installation Step 6 Hang the Opener Two representative installations are shown. Yoursmay be different. Hanging brackets should be angled,Figure 1, to provide rigid support. On finished ceilings,Figure 2, attach a sturdy metal bracket to structuralsupports before installing the opener. The bracket an...
Page 17 - Installation Step 7; Outside Keylock connections (see Accessories); Figure 4
Installation Step 7 Install the Door Control and Connect all Wiring 17 DO NOT CONNECT TO LIVE ELECTRICAL WIRING. CONNECTONLY TO 24 VOLT LOW VOLTAGE WIRES. CONNECTION TOLIVE WIRES OR HIGHER VOLTAGE MAY CAUSE SERIOUSINJURY FROM SHOCK, BURN OR ELECTROCUTION.Children operating or playing with a garage d...
Page 18 - Installation Step 8; Electrical Requirements; To avoid installation difficulties,; To prevent electrocution, remove power from the; Aligning the Safety Sensors; Installation Step 9
To reduce the risk of electric shock, your garage dooropener has a grounding type plug with a third groundingpin. This plug will only fit into a grounding type outlet. If the plug doesn't fit into the outlet you have, contact aqualified electrician to install the proper outlet. If permanent wiring i...
Page 19 - Installation Step 10; Install the Lights and Lens; Installation Step 11; The rope knot could become untied and you
Installation Step 10 Install the Lights and Lens Installation Step 11 Attach the Manual Release Rope and Handle Do not use the red handle to pull the door open orclosed. The rope knot could become untied and you could fall. Use the manual release only to disengage thetrolley and, if possible, only w...
Page 20 - Installation Step 12; Fasten Door Bracket; • Center the door bracket on the previously marked; SECTIONAL Door Installation Procedure
Installation Step 12 Fasten Door Bracket Follow instructions which apply to your door typeas illustrated below or on page 21. To prevent damage to steel, aluminum, fiberglass orglass panel doors, always reinforce the inside of the doorboth vertically and horizontally with an angle iron. A horizontal...
Page 21 - All ONE-PIECE Door Installation Procedure; • Center the bracket on the inside face of the door, in line
Horizontal and vertical reinforcement is needed for lightweight garage doors (fiberglass, aluminum, steel, door with glass panel, etc.). (Not Provided) Header Wall Vertical Centerline of Garage Door Finished Ceiling Header Bracket Door Bracket 2x4 Support Door Bracket Inside Edge of Door or Reinforc...
Page 22 - Installation Step 13; Connect Door Arm to Trolley; • If holes in curved arm are; above holes in straight arm,; • Fasten straight door arm section to outer trolley with; • Fasten curved section to the door bracket in the same; Hole Alignment Alternative
Installation Step 13 Connect Door Arm to Trolley Follow instructions which apply to your door typeas illustrated below and on page 23. Make sure garage door is fully closed. Pull the emergency release handle to disconnect the outer trolley from theinner trolley. Slide the outer trolley back (away fr...
Page 23 - Adjustment Procedures for One-Piece Doors
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 3hole overlap). • With the door closed, connect the straight door arm section to the door bracket with the 5/16"x1-1/4"clevis pin. • Secure with ...
Page 24 - Adjustment Step 1; Adjust the UP and DOWN Limits; • Does the door open and close completely?; How and When to Adjust the Limits; If the door does not close completely:; Adjustment Section: Pages 24 – 26; The
Adjustment Step 1 Adjust the UP and DOWN Limits Do not make any limit adjustments until the safetyreversing sensors are completely installed. 24 Limit adjustment settings regulate the points at which thedoor will stop when moving up or down. The door will stop in the up direction if anythinginterfer...
Page 25 - Adjustment Step 2; Adjust the Force; The door might; How and When to Adjust the Forces; If the door doesn't open at least 5 feet:; The door will
Adjustment Step 2 Adjust the Force Too much force on the door will interfere with the properoperation of the safety reverse system. The door might not reverse properly when required and could seriouslyinjure or kill someone under it. Do not increase the forcebeyond the minimum amount required to clo...
Page 26 - Adjustment Step 4; Test the Safety Reverse System; Test; reverse on striking the obstruction.; Adjustment; Adjustment Step 3; Test The Protector System
Adjustment Step 4 Test the Safety Reverse System Test • With the door fully open, place a one-inch board (or a 2x4 laid flat) on the floor, centered under thegarage door. • Operate the door in the down direction. The door must reverse on striking the obstruction. Adjustment If the door stops on the ...
Page 27 - Once a Month; Care of Your Opener; IMPORTANT SAFETY INSTRUCTIONS; inaccessible to children.; SAVE THESE INSTRUCTIONS; Force and Limit Adjustment Controls; Maintenance Schedule
The Remote Control Transmitter The opener must learn the code of any new remotecontrol. Page 29 explains how to program your receiverand how to erase all codes if required. Self service ofyour receiver and remote controls is not recommended. Ifservice is needed, call the toll-free number listed on t...
Page 28 - down until the door starts to move.; • The Door Control. Hold push bar or button down until; the door starts to move.; • The Outside Keylock or Keyless Entry.; If the door has been stopped in a partially open position,; Lockout position; Operation of Your Opener; To open the door manually:; Operation of the Door Controls:; See additional programming features, next page.
28 Activate the opener with any of the following:• The Remote Control Transmitter. Hold push button down until the door starts to move. • The Door Control. Hold push bar or button down until the door starts to move. • The Outside Keylock or Keyless Entry. (See Accessories) When the opener is activat...
Page 29 - The garage door could
Children operating or playing with a garage door openercan injure themselves or others. The garage door could close and cause serious injury or death. Do not allowchildren to operate the door controls or remote controls. A moving garage door could injure or kill someone underit. Activate the opener ...
Page 30 - Remove any restriction.; Situation; Refer to instructions on the opener panel.
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 ...
Page 31 - Review the force adjustment procedures on page 25.
Having a Problem? (continued) Situation Probable Cause & Solution The door reverses for noapparent reason andopener lights don'tblink: The door reverses for noapparent reason andopener lights blink for5 seconds afterreversing: 1. Is something obstructing the door? Pull the manual release handle....
Page 32 - Rail Assembly Parts; KEY; Repair Parts
10 UP CEILING MOUNT ONLY 11 14 3 NOTICE 8 7 9 2 4 5 4 6 1 LOCK LIGHT 12 13 1 8 4 5 2 3 7 6 Rail Assembly Parts Installation Parts 32 KEY PART NO. NO. DESCRIPTION 1 41A4795 Hardware bag (Includessprocket coupling) 2 12B569-1 Left rail bracket 3 12B569-2 Right rail bracket 4 81C168 Rack 5 41C4677 Comp...
Page 33 - ew Drive; Power Unit Parts
Repair Parts 33 w ew Drive 94 DN UP Brown Wire (Down) Contact LIMIT SWITCH ASSY. Grey Wire Yellow Wire (Up) Contact Center Limit Contact Drive Gear 2 1 4 5 7 13 17 16 9 12 8 14 15 10 6 11 3 8c 8a 8b 8d Power Unit Parts KEY PART NO. NO. DESCRIPTION 1 31D426 Drive shaft cover 2 41B4245 Line cord 3 30B...
Page 34 - Accessories Available For Your Opener; To Add the Keyless Entry; Outside Quick Release:
34 Accessories Available For Your Opener We recommend that you program your code before youinstall the Keyless Entry. You will not need assistance,and you can test the reception at the mounting locationbefore installation. 1. Choose a 4-digit code using numbers from 0 to 9 (a number can be used more...
Page 35 - Index
Index Access Door/Outside Quick Release Accessory .........................................................................................................31, 34 Electrical Safety Warnings ..................................................................................................................
Page 36 - IS ON CALL; LIFT-MASTER GARAGE DOOR OPENER ONE-YEAR LIMITED WARRANTY
© 2000, The Chamberlain Group, Inc. 114A1947F All Rights Reserved Printed in Mexico LIFT-MASTER SERVICE IS ON CALL OUR LARGE SERVICE ORGANIZATION SPANS AMERICA AND CANADA INSTALLATION AND SERVICE INFORMATION IS ASNEAR AS YOUR TELEPHONE SIX DAYS A WEEK.SIMPLY DIAL OUR TOLL FREE NUMBER: 1-800-654-4736...
