Instruction/ maintenance manual of the product 2000SDR 1/2 HP Chamberlain
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TM The Chamberlain Group, Inc. A DUCHOSSOIS ENTERPRISE 845 Larch Avenue Elmhurst, Illinois 60126-1196 For Residential Use Only Garage Door Opener Model 2000SDR 1/2 HP Model 1000SDR 1/3 HP Complies wit.
Start by re viewing these important safety alert symbols: 2 Safety alert symbol re view ............................................2 Safety information and precautions ..............................3 T esting your garage door for binding & balance .
3 An unbalanced garage door might not rever se when required and someone under the door could be seriously injured or killed. If your gara ge door binds, sticks or is out of balance, call for pr ofessional garage door service .
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 an.
Y ou may find it helpful to r efer back to this page as you proceed with the installation of your opener . Safety Reversing Sensor Horizontal and vertical reinforcement is needed for lightweight garage doors (fiberglass, steel, aluminum, door with glass panels, etc.
ASSEMBL Y STEP 1 Fasten the Rail T o the P ower Unit 6 The Chamberlain Group, Inc. Screw Drive LM 114A1794 Attaching Rail Assembly & Coupling to Chassis 6/9/94 - 6/18/94 - 10/19/9 12/7.
ASSEMBL Y STEP 3 Attach the Rail Brackets 7 IMPORT ANT INST ALLA TION INSTRUCTIONS T o r educe 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 .
• Open your door to the highest point of trav el as shown. Dra w an inter- secting horizontal line on the header wall 3" abo ve the high point. This height will provide tra vel clearance for the top edge of the door .
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 garage door .
Lag Screws 5/16"x9x1-5/8" Highest Point of Travel (of Garage Door) Vertical Center Line Header Wall Garage Door UP CEILING MOUNT ONLY Wall Mounting Holes Optional Wall Mounting Holes The nail hole is for positioning only. You must use lag screws to mount the header bracket.
Header Bracket Rail Bracket Foam Packaging Opener Carton or Temporary Support Header Wall Garage Door Rail Clevis Pin 5/16" x 2-3/4" Ring Fastener Clevis Pin 5/16"x2-3/4 " Ring Fastener Header Bracket Rail Bracket Rail • Position the opener on the garage floor below the header bracket.
Without a properly working safety reversing sensor, persons (particularly children) could be injured or killed by a closing garage door. Read and follow all instructions. To protect small children, install the safety reversing sensor so that the beam will be no higher than 4"-6" above the garage floor.
Installation Step 4 Install the Safety Reversing Sensor (Receiving and Sending Eyes) FLOOR MOUNT (Right Side) WALL MOUNT (Right Side) DOOR TRACK MOUNT (Right Side) Indicator light Lens Lip Sensor Brac.
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.
Installation Step 5 P osition the Opener Follo w instructions which apply to y our door type as illustrated. T o pre vent dama g e to steel, alumin um, fiber glass or glass panel door s, do not rest the opener on the door without using a 2x4.
Installation Step 6 Hang the Opener T wo repr esentative installations are shown. Y ours 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 .
Installation Step 7 Install the Door Control and Connect all Wiring 17 DO NO T CONNECT T O LIVE ELECTRICAL WIRING. CONNECT ONL Y T O 24 V OL T LO W V OL T AGE WIRES. CONNECTION T O LIVE WIRES OR HIGHER V OL T AGE MA Y CA USE SERIOUS INJUR Y FROM SHOCK, BURN OR ELECTR OCUTION.
T o 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 10 Install the Lights and Lens Installation Step 1 1 Attach the Manual Release Rope and Handle Do not use the red handle to pull the door open or closed. The rope knot could become untied and you could fall. Use the manual release only to disengage the trolley and, if possible, only when the door is closed.
Installation Step 12 Fasten Door Bracket Follow instructions which apply to your door type as illustrated below or on page 21. T o prevent dama ge to steel, aluminum, fiberglass or glass panel doors, al ways reinfor ce the inside of the door both vertically and horizontally with an angle ir on.
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 F.
Installation Step 13 Connect Door Arm to T rolle y F ollow instructions which apply to your door type as illustrated below and on page 23. Make sur e garage door is fully closed. Pull the emergency release handle to disconnect the outer tr olley from the inner trolley .
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). • W ith the door closed, connect the straight door arm section to the door bracket with the 5/16"x1-1/4" clevis pin.
Adjustment Step 1 Adjust the UP and DOWN Limits Do not make any limit adjustments until the safety reversing sensors ar e 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.
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.
Adjustment Step 4 T est the Safety Reverse System T est • Place a one-inch board (or 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.
The Remote Control T ransmitter The opener must learn the code of any ne w remote control. Page 29 e xplains how to program your recei ver and ho w to erase all codes if required. Self service of your recei ver and remote controls is not recommended. If service is needed, call the toll-free number listed on the back page.
28 Activate the opener with any of the following: • The Remote Contr ol T ransmitter . Hold push button down until the door starts to move. • The Door Contr ol. Hold push bar or button down until the door starts to move. • The Outside Keylock or Keyless Entry .
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(s) or remote control transmitter(s). A moving garage door could injure or kill someone under it.
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.
Having a Pr oblem? (continued) Situation Probab le Cause & Solution T he door r e v er ses f or no apparent reason and opener lights don't blink: T he door r e v er ses f or no apparent reason and opener lights blink for 5 seconds after reversing: 1.
10 UP CEILING MOUNT ONLY 11 14 3 NOTICE 8 7 9 2 4 5 4 6 1 LOCK LIGHT 12 13 1 The Chamberlain Group, Inc. LM Screw Drive #114A1794 8 4 5 2 3 7 6 Rail Assembly Parts Installation Parts 32 KEY PART NO.
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 P ART NO.
LOCK LIGHT 34 Accessories A vailable For Y our Opener Model 971LM Model 974LM Model 970LM Model 1702LM SECURITY ✚ Single-Function Remote Control Includes visor clip. SECURITY ✚ 2-Channel Remote Control Includes visor clip. SECURITY ✚ 3-Channel Remote Control Includes visor clip.
Index Access Door/Outside Quick Release Accessory .........................................................................................................31, 34 Electrical Safety W arnings .............................................................
© 1999, The Chamberlain Group, Inc. 114A2094D All Rights Reserved Printed in Mexico LIFT -MASTER SERVICE IS ON CALL OUR LARGE SERVICE ORGANIZATION SPANS AMERICA INSTALLATION AND SERVICE INFORMATION IS AS NEAR AS YOUR TELEPHONE SIX DAYS A WEEK. SIMPLY DIAL OUR TOLL FREE NUMBER: 1-800-528-2817 HOURS: (Mountain Standard Time) 6:00 A.
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If you already are a holder of Chamberlain 2000SDR 1/2 HP, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Chamberlain 2000SDR 1/2 HP.
However, one of the most important roles played by the user manual is to help in solving problems with Chamberlain 2000SDR 1/2 HP. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Chamberlain 2000SDR 1/2 HP along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
