Chamberlain 4620-2 manual

The Chamberlain Group, Inc. A DUCHOSSOIS ENTERPRISE 845 Larch Avenue Elmhurst, Illlinois 60126-1196 www.chamberlaingroup.com Garage Door Opener Models 4620 & 4620-2 1/2 HP For Residential Use Only Complies with UL 325 regulations effective January 1, 1993 ® Owner ’ s Manual ■ Please read this manual and the enclosed safety materials car ef[...]

Start by re viewing these important safety alert symbols: 2 Safety alert symbol re view ............................................2 Safety information, precautions, tools ..........................3 T esting your garage door for binding & balance ..........3 Carton in ventory ...........................................................4 Hardwa[...]

3 Sectional Door One-Piece Door Pliers Wire Cutters Claw Hammer Hack Saw Screwdriver 1/2" & 7/16" Sockets and Wrench Drill Tape Measure 1/2" x 7/16" Box Wrench 2 1 Stepladder Pencil 3/16", 5/16" and 5/32" Drill Bits Carpenter's Level During assembly , installation and adjustment of the opener , instructio[...]

4 Straight Door Arm Section Curved Door Arm Section Header Bracket UP CEILING MOUNT ONLY Sprocket Coupling Models 4620 (1), 4620-2 (2) Remote Control Transmitter Visor Clip Rail Assembly 2-Conductor Bell Wire White & White/Red Light Lens Lighted Door Control Button Header/Rail Brackets Trolley Rail Support Braces (4) Hanging Brackets Safety Lab[...]

Hardware 5 Separate all hardware fr om the packages in the rail carton and the opener carton and group as shown below , for the assembly and installation procedur es. Lock Nut 1/4"-20 x 7/16 (12) Wing Nut (2) Carriage Bolt 1/4"-20x1/2" (2) 1/4" - 20 x 5/8" Hex Screw (4) Sprocket Coupling Sleeve Assembly Hardware Bolt 1/4-20[...]

6 Header Bracket Rail Bracket Trolley Straight Door Arm Manual Release Rope & Handle Door Bracket Garage Door Curved Door Arm Garage Door Spring Header Wall Rail Assembly Closed Position Safety Reversing Sensor Horizontal and vertical reinforcement is needed for lightweight garage doors (fiberglass, steel, aluminum, door with glass panels, etc.[...]

7 Safety Reversing Sensor FINISHED CEILING Support bracket & fastening hardware is required. See page 20. Safety Reversing Sensor Header Wall Access Door Gap between floor and bottom of door must not exceed 1/4". Closed Position Header Bracket Trolley Straight Door Arm Manual Release Rope & Handle Door Bracket Curved Door Arm Header Wa[...]

8 Center Rail Trolley Rack Extend End Rails Outward Extend End Rails Outward Rail Assembly Carton Remove Cardboard Packing Remove Cardboard Packing Rail Support Braces Straight Door Arm Rail Assembly Hardware Bag Chassis Assembly Hardware Bag ASSEMBL Y STEP 1 Assemble the Rail Assembly Section: Pages 8 - 1 1 Center Rail Door End Rail Rail Sprocket [...]

9 The Chamberlain Group, Inc. Screw Drive LM 3-Piece Rail Align Rails & Attach Support Brackets 8/7/94 - 8/10/94 - 9/12/94 - 1/12/95 Center Rail Slide End Rails Towards Center Rail Slide End Rails Towards Center Rail Rail Support Brace Lock Nuts Center Rail Rail Pin Alignment Hole Rail Support Brace Rail Pin Rail Pin Alignment Hole Alignment Ho[...]

10 ASSEMBL Y STEP 2 Fasten the Rail T o the Power Unit and Install the Trolley /7/94 Rail Sprocket Rail Assembly Trolley Coupling Rail/Power Unit Bracket Lock Nuts 1/4"-20 Power Unit Sprocket Power Unit Foam Packaging Hex Screws 1/4"-20x5/8" 1/4" - 20 Lock Nut 1/4" - 20 x 5/8" Hex Screw Hardware Shown Actual Size As il[...]

ASSEMBL Y STEP 3 Attach the Rail Brackets 11 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 . An improperly balanced door may not reverse and could result in severe injury or death. [...]

Header Wall Ceiling Track Highest Point of Travel Door Door Track 3" Header Wall Highest Point of Travel 3" 12 Vertical Guideline Finished Ceiling Vertical Guideline Header Wall 2x4 Structural Supports SECTIONAL Door or ONE PIECE Door with T rack • Close the door and mark the inside vertical centerline of the garage door . • Extend th[...]

The Chamberlain Group, Inc. Position Header Bracket One Piece Door Without Track 1/30/92 - 4/7/92 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. UP CEILING MOUNT ONLY D[...]

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 The Chamberlain Group, Inc. Foam/Rail to Header Bracket New Rail Assy. 12/6/94 ?[...]

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. Disconnect power to the garage door [...]

Installation Step 4 Install the Safety Reversing Sensor (Receiving and Sending Eyes) 17 FLOOR MOUNT (Right Side) WALL MOUNT (Right Side) DOOR TRACK MOUNT (Right Side) Indicator light Lens Lip Sensor Brack et Door T rac k Sensor Brack et Optional Extension Bracket (See Accessories) Lens Indicator light Attach with concrete anchors (not provided) Ins[...]

18 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 help contain wires in channels on top of rail. 3. Th[...]

Installation Step 5 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 or ONE-PIECE Door with T rack A 2x4 laid flat is convenient for setting an ideal door - to-rail distan[...]

Installation Step 6 Hang the Opener T wo r epresentativ e installations are shown. Y ours may be different. Hanging brackets should be angled, Figure 1, to provide rigid support. On f inished ceilings, Figure 2, attach a sturdy metal bracket to structural supports before installing the opener . The brac ket and fastening har dwar e ar e not supplie[...]

Multi-Function Door Control Panel Terminal Screws RED WHITE 1 2 Lighted Door Control Terminal Screws 2-Conductor Bell Wire WHT 2 RED 1 Installation Step 7 Install the Door Contr ol and Connect all Wiring 21 Children operating or playing with a gara g e door opener can injure themselves or other s. The gara g e door could c lose and cause seri[...]

Aligning the Safety Sensors • Plug in the opener . The indicator lights in both the sending and receiving eyes will glow steadily if wiring connections and alignment are correct. The sending eye orange indicator light will glow regardless of alignment or obstruction. If the green indicator light in the r eceiving eye is off, dim, or flickering (a[...]

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. Garage doors are heavy.[...]

Installation Step 12 Fasten Door Bracket Follow instructions which apply to your door type as illustrated below or on page 25. T o prevent dama g e to steel, aluminum, fiber glass or glass panel doors, al ways reinfor ce the inside of the door both vertically and horizontally with an angle ir on. A horizontal brace should be long enough to be secur[...]

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 Optional Placement of Door Bracket Header Bracket Door Bracket 2x4 Support For a door with no exposed framing or for the optional inst[...]

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 27. Make sur e garage door is fully closed. Pull the manual release handle to disconnect the outer tr olley from the inner trolley . Slide the outer trolley back (away from the door) about 2" as sho wn in Figur[...]

DoorArmTrolley1pcScrew 7/96 Door Arm Fully Open Trolley Closed Door Open Door Door with Backward Slant Door Arm Connector Hole Door Arm Connector Hole Fully Closed Trolley Door Arm Nuts 5/16"-18 Lock Washers 5/16" Ring Fastener Straight Arm Screws 5/16"-18x7/8 Door Bracket Clevis Pin 5/16&[...]

Adjustment Step 1 Adjust the UP and DO WN Limits Do not make any limit adjustments until the safety re versing sensors are completely installed. 28 Limit adjustment settings regulate the points at which the door will stop when moving up or do wn. The door will stop in the up direction if anything interferes with door trav el. The door will r everse[...]

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 T est • W ith the door fully open, 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 eno[...]

Once a Month Manually operate door . If it is unbalanced or binding, call for professional garage door service. Check to be sure door opens & closes fully . Adjust limits and/or force if necessary . (See pages 28 & 29.) Repeat the safety reverse test. Make any necessary adjustments (See page 30). Once a Y ear Oil door rollers, bearings and [...]

32 Activate the opener with any of the following: • The Remote Control T ransmitter . Hold push button down until the door starts to move. • The Door Control. Hold push button down until the door starts to move. • The Outside Keylock or Keyless Entry . (See Accessories) When the opener is activated with the safety reversing sensor installed a[...]

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. Activate the opener only when you can see the door [...]

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 1 1. 3. Is there a build-up of ice or snow under the door? The door may be fr[...]

Having a Problem? (continued) Situation Probable Cause & Solution The door reverses for no apparent reason and opener lights don't blink: The door reverses for no apparent reason and opener lights blink for 5 seconds after reversing: 1. Is something obstructing the door? Pull the manual release handle. Operate the door manually . If it is [...]

11 5 NOTICE 6 10 12 7 UP CEILING MOUNT ONLY 8 4 3 2 1 9 13 3 1 5 8 10 7 2 9 4 6 Rail Assembly Parts Installation Parts 36 KEY PART NO. NO. DESCRIPTION 1 41A4796 Hardware bag 2 41A4795 Hardware bag (includes sprocket coupling) 3 12B569-1 Left rail bracket 4 12B569-2 Right rail bracket 5 1C4827-1 Screw drive rail assembly 6 12B560 Rail support brace [...]

Repair Parts 37 ew crew Drive 2/94 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 Opener Assembly Parts KEY P ART NO. NO. DESCRIPTION 1 31D426 Drive shaft cover 2 41B4245 Line cord 3 30B363 Capacitor – 1/2 HP 4 12A373 Capac[...]

LOCK LIGHT LOCK LIGHT 953CB 956CB 41A5281 Extension Brackets: (Optional) For safety sensor installation onto the wall or floor . T o order call: 1-800-528-9131 940CB SECURITY ✚ Keyless Entry: Enables homeowner to operate garage door opener from outside by entering a password on a specially designed keyboard. Also can add a temporary password for [...]

Index Access Door/Outside Quick Release Accessory .................................................................................................6, 7, 35, 36 Electrical Safety W arnings ......................................................................................................................................2, 22, 31 Garage Door T esti[...]

© 2000, The Chamberlain Group, Inc. 114A2167D All Rights Reserved Printed in Mexico CHAMBERLAIN SER VICE 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: 1-800-528-9131 HOURS: (Central Standard Time) 6:00 A.M. TO 7:00 P.M. Mo[...]