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Chamberlain 8550 Owner's Manual

Elite series garage door opener
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See also: User Manual , Manual
ELITE Series
Garage Door Opener
Models
• 8550 - DC Belt Drive
with Battery Backup
• 8557 - 3/4 hp
Belt Drive
FOR RESIDENTIAL USE ONLY
■ Please read this manual and the enclosed safety materials carefully!
■ Fasten the manual near the garage door after installation.
■ The door WILL NOT CLOSE unless the Protector System
aligned.
■ Periodic checks of the garage door opener are required to ensure safe operation.
■ The model number label is located on the left side panel of your garage door opener.
■ This garage door opener is ONLY compatible with MyQ
accessories.
■ DO NOT enable the Timer-to-Close feature if you are installing the garage door
opener on a one-piece door. The Timer-to-Close is to be used ONLY with sectional
doors.
NOTE: If you are installing the garage door opener on a one-piece door, visit
www.LiftMaster.com for installation instructions.
.
®
is connected and properly
®
and Security✚ 2.0™
Write down the following information for
future reference:
Serial Number:
Date of Purchase:
CONTENTS
Preparation . . . . . . . . . . . . . . . .2-3
Assembly . . . . . . . . . . . . . . . . .4-5
Installation . . . . . . . . . . . . . . . 6-13
Install the Door Control . . . . . . 14-15
®
. . 16-19
Power. . . . . . . . . . . . . . . . . . 20-21
Adjustments . . . . . . . . . . . . . 22-24
Battery Backup*. . . . . . . . . . . 25-26
Operation . . . . . . . . . . . . . . . . . 27
Features . . . . . . . . . . . . . . . . . . 28
Door Control . . . . . . . . . . . . . 29-30
Remote Control . . . . . . . . . . . 31-32
To Erase the Memory . . . . . . . . . 32
Maintenance . . . . . . . . . . . . . . . 34
Troubleshooting. . . . . . . . . . . 35-36
Accessories. . . . . . . . . . . . . . . . 37
Warranty. . . . . . . . . . . . . . . . . . 38
Repair Parts . . . . . . . . . . . . . 39-41
* If applicable
www.LiftMaster.com
LiftMaster
845 Larch Avenue
Elmhurst, Illinois 60126-1196

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Summary of Contents for Chamberlain 8550

  • Page 1: Table Of Contents

    Adjustments ... . . 22-24 Battery Backup*... 25-26 • 8550 - DC Belt Drive Operation ....27 with Battery Backup Features .

  • Page 2: Preparation

    Preparation Safety Symbol and Signal Word Check the Door 1. Disable locks and remove any ropes Tools Needed connected to the garage door. Review 2. Lift the door halfway up. Release the door. If balanced, it should stay in place, This garage door opener has been designed and supported entirely by its springs.
  • Page 3 Preparation Carton Inventory Installation Hardware Hex bolt 5/16"-18 x 7/8" (4) Lock washer 5/16" (4) Accessories will vary depending on the garage door opener model purchased. Depending on your Lag screw 5/16"-9 x 1-5/8" (2) Self-threading screw 1/4"-14 x 5/8" (2) specific model, other accessories may be included with your garage door opener.

  • Page 4: Assembly

    NOTE: ONLY use the bolts removed from the garage door opener. Place the garage door opener on the packing material to prevent scratching. 1. Model 8550: Remove the two bolts from the top of the garage door opener. Model 8557: Remove bolt and lock nut from the top of the garage door opener.
  • Page 5 Assembly 2 Tighten the Belt (To motor unit) Spring Trolley Nut 1. By hand, thread the spring trolley nut on the threaded shaft until it is finger tight against the trolley. Do not use any tools. 2. Insert a flathead screwdriver tip into one of the nut ring slots and brace it firmly against the trolley.

  • Page 6: Installation

    Installation IMPORTANT INSTALLATION INSTRUCTIONS WARNING To reduce the risk of SEVERE INJURY or DEATH: 1. READ AND FOLLOW ALL INSTALLATION WARNINGS AND INSTRUCTIONS. 9. Install wall-mounted garage door control: 2. Install garage door opener ONLY on properly balanced and lubricated garage door. An within sight of the garage door.

  • Page 7: Determine The Header Bracket Location

    Installation 1 Determine the Header Bracket Location OPTIONAL Unfinished CEILING Ceiling MOUNT FOR HEADER Header Wall BRACKET To prevent possible SERIOUS INJURY or DEATH: Header bracket MUST be RIGIDLY fastened to structural support on header wall or ceiling, Vertical Centerline of Garage Door otherwise garage door might NOT reverse when required.

  • Page 8: Install Header Bracket

    Installation OPTION B 2 Install the Header Bracket CEILING INSTALLATION 1. Extend the vertical centerline onto the ceiling as shown. You can attach the header bracket either to the wall above the garage door, or to the ceiling. Follow the 2.
  • Page 9 Installation 3 Attach the Rail to the Header Bracket 4 Position the Garage Door Opener 1. Align the rail with the header bracket. Insert the clevis pin through the holes in the header bracket and rail. Secure with the ring fastener. NOTE: Use the packing material as a protective base for the garage door opener.
  • Page 10 Installation 5 Hang the Garage Door Opener HARDWARE Lock Washer 5/16" Hex Bolt 5/16"- 18x7/8" Nut 5/16"-18 To avoid possible SERIOUS INJURY from a falling garage door opener, fasten it SECURELY to structural supports of the garage. Concrete anchors MUST be used if installing ANY brackets into masonry.

  • Page 11: Attach The Emergency Release Rope And Handle

    Installation 6 Install the Light Bulbs 7 Attach the Emergency Release Rope and Handle To prevent possible SERIOUS INJURY or DEATH from a falling garage door: To prevent possible OVERHEATING of the end panel or light socket: If possible, use emergency release handle to disengage trolley ONLY when garage door is Use ONLY A19 incandescent (100W maximum) or compact fluorescent (26W maximum) CLOSED.

  • Page 12: Install The Door Bracket

    Installation 8 Install the Door Bracket Wood Doors: Use top and bottom or side to side door bracket holes. Drill 5/16” holes through the door and secure bracket with 5/16"-18x2" carriage bolts, lock washers and nuts (not provided). (Figure 4) NOTE: The 1/4"-14x5/8" self-threading screws are not intended for use on wood doors. Fiberglass, aluminum or lightweight steel garage doors WILL REQUIRE reinforcement BEFORE HARDWARE installation of door bracket.
  • Page 13 Installation 9 Connect the Door Arm to the Trolley HARDWARE IMPORTANT: The groove on the straight door arm MUST face away from the curved door arm. 1. Close the door. Disconnect the trolley by pulling the emergency release handle. Slide the outer trolley back (away from the door) about 2"...

  • Page 14: Install The Door Control

    Install the Door Control 1 Install the Door Control 1. Strip 7/16 inch (11 mm) of insulation from one end of the wire and separate the wires. 2. Connect one wire to each of the two screws on the back of the door control. The wires can be connected to either screw.

  • Page 15: Install The Door Control

    Install the Door Control 2 Wire the door control to the garage door opener 3 Attach the warning labels HARDWARE 1. Attach the entrapment warning label on the wall near the door control with tacks or staples. 2. Attach the manual release/safety reverse test label in a visible location on the inside of the garage door.

  • Page 16: Install The Protector System

    ® Install the Protector System Introduction Be sure power is NOT connected to the garage door opener BEFORE installing the safety reversing sensor. To prevent SERIOUS INJURY or DEATH from closing garage door: Correctly connect and align the safety reversing sensor. This required safety device MUST NOT be disabled.
  • Page 17 ® Install the Protector System OPTION B 1 Install the Safety Reversing Sensors WALL INSTALLATION If additional clearance is needed an extension bracket (not provided) or wood blocks can be used. Make HARDWARE sure each bracket has the same amount of clearance so they will align correctly. 1.
  • Page 18 ® Install the Protector System OPTION C FLOOR INSTALLATION 2 Wire the Safety Reversing Sensors Use an extension bracket (not provided) or wood block to raise the sensor bracket if needed. PRE-WIRED INSTALLATIONS: If your garage already has wires installed for the safety reversing 1.

  • Page 19: Install The Protector System

    ® Install the Protector System OPTION B PRE-WIRED INSTALLATION Pre-installed Safety reversing 1. Cut the end of the safety reversing sensor wire, making sure there is enough wire to reach the wires 7/16" sensor wires pre-installed wires from the wall. (11 mm) 2.

  • Page 20: Power

    If permanent wiring is required by your local code, refer to the following procedure. To make a permanent connection through the 7/8 inch hole in the top of the motor unit (according to local code): PERMANENT WIRING Wiring through a filter board (8550 models manufactured before April 12, 2013): Ground Wire To prevent possible SERIOUS INJURY or DEATH from electrocution or fire: 1.
  • Page 21 Power 2 Ensure the Safety Reversing Sensors are Aligned IF THE AMBER LED ON THE SENDING SENSOR IS NOT GLOWING: 1. Make sure there is power to the garage door opener. The door will not close if the sensors have not been installed and aligned correctly. 2.

  • Page 22: Adjustments

    Adjustments PROGRAMMING BUTTONS Introduction The programming buttons are located on the left side panel of the garage door opener and are used to program the travel. While programming, the UP and DOWN buttons can be used to move the door as needed.
  • Page 23 Adjustments PROGRAMMING BUTTONS 1 Program the Travel UP Button Adjustment Button Without a properly installed safety reversal system, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage door. DOWN Button Incorrect adjustment of garage door travel limits will interfere with proper operation of safety reversal system.
  • Page 24 Adjustments ® 2 Test the Safety Reversal System 3 Test the Protector System Without a properly installed safety reversal system, persons (particularly small children) could be Without a properly installed safety reversing sensor, persons (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing garage door. SERIOUSLY INJURED or KILLED by a closing garage door.

  • Page 25: Battery Backup

    Battery Backup* 1 Install the Battery 2 Test the Battery 1. Unplug the garage door opener. The battery status LED will either glow solid orange indicating opener is operating on battery power or will flash indicating low battery power. NOTE: Make sure the garage door opener is unplugged. 2.

  • Page 26: Battery Backup

    Battery Backup* Charge the Battery Battery Status LED The battery charges when the garage door opener is plugged into a 110Vac electrical outlet that has GREEN LED: power and requires 24 hours to fully charge. A fully charged battery supplies 12Vdc to the garage door All systems are normal.

  • Page 27: Operation

    Operation IMPORTANT SAFETY INSTRUCTIONS WARNING To reduce the risk of SEVERE INJURY or DEATH: 1. READ AND FOLLOW ALL WARNINGS AND INSTRUCTIONS. 10. Safety reversal system MUST be tested every month. Garage door MUST reverse on 2. ALWAYS keep remote controls out of reach of children. NEVER permit children to operate or contact with 1-1/2"...

  • Page 28: Features

    Features Your garage door opener is equipped with features to provide you with greater control over your garage ENERGY CONSERVATION door operation. For energy efficiency the garage door opener will enter sleep mode when the door is fully closed. The sleep mode shuts the garage door opener down until activated.

  • Page 29: Door Control

    Door Control Using the Door Control The following features are accessible through the screen using the navigation buttons: LEARN A DEVICE ® Any compatible remote controls, wireless keyless entry, or MyQ accessories can be programmed to the SYNCHRONIZE THE DOOR CONTROL garage door opener by accessing the menu and using the navigation buttons. To synchronize the door control to the garage door opener, press the push bar until the garage door LOCK opener activates (it may take up to 3 presses).

  • Page 30: Door Control

    Door Control Smart Control Panel Setup SETTINGS Press the navigation button below the down arrow till you see TEMPERATURE to view the Settings The features on the door control can be programmed through a series of menus on the screen and the menu.

  • Page 31: Remote Control

    Remote Control Your remote control has been programmed at the factory to operate with your garage door opener. Older LiftMaster remote controls are NOT compatible, see page 37 for compatible accessories. Press to continue. Press to continue. Programming can be done through the door control or the learn button the garage door opener. To program additional accessories refer to the instructions provided with the accessory or visit TO REMOTE ®...

  • Page 32: To Erase The Memory

    Remote Control PROGRAM A REMOTE CONTROL USING THE LEARN BUTTON ON THE GARAGE DOOR OPENER 1. Locate the Learn button on the garage door opener. Learn NOTE: Your garage door opener may look different. 2. Locate the Program Button on the side of the remote control. Yellow 3.

  • Page 33: To Open The Door Manually

    To Open the Door Manually To Open the Door Manually To prevent possible SERIOUS INJURY or DEATH from a falling garage door: If possible, use emergency release handle to disengage trolley ONLY when garage door is CLOSED. Weak or broken springs or unbalanced door could result in an open door falling rapidly and/or unexpectedly.

  • Page 34: Maintenance

    Maintenance Maintenance Schedule The Remote Control Battery EVERY MONTH Manually operate door. If it is unbalanced or binding, call a trained door systems technician. Check to be sure door opens and closes fully. Adjust if necessary, see page 23. Test the safety reversal system. Adjust if necessary, see page 24. To prevent possible SERIOUS INJURY or DEATH: EVERY YEAR NEVER allow small children near batteries.

  • Page 35: Troubleshooting

    Troubleshooting Your garage door opener is programmed with self-diagnostic capabilities. The UP and DOWN arrows on the garage door opener flash the diagnostic codes. DIAGNOSTIC CODE SYMPTOM SOLUTION Up Arrow Down Arrow Flash(es) Flash(es) The garage door opener will not close and the light Safety sensors are not installed, connected or wires may be cut.
  • Page 36 Troubleshooting DIAGNOSTIC CODE SYMPTOM SOLUTION Up Arrow Down Arrow Flash(es) Flash(es) Door is moving stops and or reverses. Manually open and close the door. Check for binding or obstructions, such as a broken spring or door lock, correct as needed. If the door is binding or sticking contact a trained door systems technician.

  • Page 37: Accessories

    Accessories ® ® 828LM LiftMaster Internet Gateway: 829LM Garage and Gate Monitor: 895MAX 3-Button Premium 880LM Smart Control Panel MAX Remote Control: Internet enabled accessory Monitor open/closed status for up to Displays temperature, time and system ® ® which connects to the computer 4 MyQ compatible garage door Compatible with LiftMaster...

  • Page 38: Warranty

    Warranty LIFTMASTER FIVE YEAR LIMITED WARRANTY ® LIFETIME MOTOR AND BELT LIMITED WARRANTY ONE YEAR LIMITED WARRANTY FOR THE BATTERY BACKUP SYSTEM LiftMaster (“Seller”) warrants to the fi rst retail purchaser of this product, for the residence in which this product is originally installed, that it is free from defects in materials and/or workmanship for a period of fi...

  • Page 39: Repair Parts

    Repair Parts Rail Assembly Parts Installation Parts Description Part Number Description Part Number Belt - for 7 foot door 41A5434-11 Curved Door Arm 178B35 Belt - for 8 foot door 41A5434-13 Door Bracket with Clevis 41A5047-1 Pin and Fastener Belt - for 10 foot door 41A5434-14 Emergency Release Rope 41A2828...
  • Page 40 Repair Parts Description Part Number Sprocket and Sprocket Cover with 41C589-2 Garage Door Opener Parts - MODEL 8550 Screws End Panel with battery cover and light 41D217 socket Light Lens 41A7562 Light Socket 41C279 Transformer 41A7635 Cover 041A7619 Motor and Travel Module...
  • Page 41 Repair Parts Part Number DESCRIPTION Cover with screws 41A4371 Garage Door Opener Parts - MODEL 8557 Gear and sprocket 41A4885-5 Drive and Worm Gear 41A2817 End panel 041A7756 Light Socket 41C279 Light Lens 41A7562 Capacitor 30B652 Gear Case 41A5532 Motor 041A7767 Travel Module 041D7742-5...

This manual is also suitable for:

8557

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