Page 2 - Start by reviewing these important safety alert symbols:; Assembly section - pages 6 – 7; Adjustment section - pages 24 – 26; Mechanical; WARNING; 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 - Test Your Door for Balance; Door; Safety Information and Precautions; Safety Reversing Sensor; Hardware Supplied
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 Safety Reversing Sensor Mounting Bracket With Square Holes (2) "C" Wrap (2) Safety Reversing Sensor Mounting Bracket With Slot (2) 2-Conductor Bell Wire White & White/Red Sprocket Coupling Light Lens...
Page 6 - ASSEMBLY STEP 1; Fasten the Rail To the Power Unit; ASSEMBLY STEP 2; Install the Trolley; Hardware Shown Actual Size
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.
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 - SECTIONAL Door or; 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 - EXAMPLE; ONE-PIECE Door Without Track; 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; Fastening the Header Bracket to the Ceiling; Installation Step 2; I nstall the Header Bracket
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. UP CEILING MOUNT ...
Page 11 - Installation Step 3; Attach the Rail to 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 bracke...
Page 12 - The Protector System
The safety reversing sensor must be connected andaligned correctly before the garage door opener willmove in the down direction. This is a required safetydevice and cannot be disabled. Installation procedures are the same for sectional andone-piece doors. Be sure power to the opener is disconnected....
Page 13 - Installation Step 4; Figure 1
#14-10x1-1/2" HH Lag Screw #10-32x3/8" Screw 1/4"-20 Lock Nut #10x32 Lock Nut Staples 1/4"-20x1/2" Carriage Bolts Installation Step 4 Install the Safety Reversing Sensor(Receiving and Sending Eyes) Mounting Bracket With Square Holes #10-32x3/8" Screws "C" Wrap #10 - 3...
Page 14 - Figure 6; Install the Safety Reversing Sensor; Recommended Wire Routing
14 Figure 6 1/4-20 x 1-1/2" Hex Bolt "C" Wrap Sensor with Wire Wing Nut Indicator Light 1/4-20 x 1-1/2" Hex Bolt Wing Nut Hardware Shown Actual Size Installation Step 4 (Continued) Install the Safety Reversing Sensor Invisible Light Beam Protection Area Sensor Sensor Bell Wire Foam P...
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
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; The garage door could
Door Control Panel Terminal Screws RED WHITE 1 2 Installation Step 7 Install the Door Control and Connect all Wiring 17 Children operating or playing with a garage door openercan injure themselves or others. The garage door could close and cause serious injury or death. Install the doorcontrol (or a...
Page 18 - Installation Step 8; Electrical Requirements; To prevent electrocution, remove power from the; Installation Step 9; Aligning the Safety Sensors
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; 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
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 Optional Placement of Door Bracket Header Bracket Door Bracket 2x4 Support For a door with noexpose...
Page 22 - Installation Step 13; Connect Door Arm to Trolley; • Bring arm sections together. Find two pairs of holes; • Fasten straight door arm section to outer trolley with; 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; How and When to Adjust the Limits; 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
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; Adjustment; Adjustment Step 3; Test The Protector System
Adjustment Step 4 Test the Safety Reverse System Test • 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 tr...
Page 27 - 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 - Lockout position; Operation of Your Opener; Operation of the Multi-Function Door Control
28 Activate the opener with any of the following: • The Remote Control Transmitter. Hold push button downuntil the door starts to move. • The Door Control. Hold push bar down until the door startsto move. • The Outside Keylock or Keyless Entry. (See Accessories) When the opener is activated with the...
Page 29 - To Add a Remote Control; Receiver & Remote Control Programming; SECURITY; SECURITY; Figure 2
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 32 - Rail Assembly Parts; KEY; Repair Parts
8 UP CEILING MOUNT ONLY 10 12 4 NOTICE 6 5 7 11 13 14 9 2 3 LIGHT LOCK 1 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 Comple...
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
LOCK LIGHT 34 Accessories Available For Your Opener Model 971AC Model 974AC Model 970LM Model 1702 SECURITY ✚ Single-Function Remote Control Includes visor clip. SECURITY ✚ 2-Channel Remote Control Includes visor clip. SECURITY ✚ 3-Channel Remote Control Includes visor clip. SECURITY ✚ 4-Channel Rem...
Page 35 - Index; Garage Door
Index Access Door/Outside Quick Release Accessory .........................................................................................................31, 34 Electrical Safety Warnings ..................................................................................................................
Page 36 - ACCESS MASTER
© 1999, The Chamberlain Group, Inc. 114A2390 All Rights Reserved Printed in Mexico ACCESS MASTER SERVICE IS ON CALL OUR LARGE SERVICE ORGANIZATION SPANS AMERICA INSTALLATION AND SERVICE INFORMATION IS ASNEAR AS YOUR TELEPHONE SIX DAYS A WEEK.SIMPLY DIAL OUR TOLL FREE NUMBER: 1-800-528-2817 HOURS: (M...
