Chamberlain ML750 Installation And Operating Instructions Manual
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Chamberlain ML750 Installation And Operating Instructions Manual

Sectional & tilt garage door opener
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www.chamberlainanz.com
ML750
Sectional & Tilt Garage Door Opener
Installation and Operating Instructions
Owners Copy: Please keep these instructions for future reference
This manual contains IMPORTANT SAFETY information.
DO NOT PROCEED WITH THE INSTALLATION BEFORE READING THOROUGHLY.
N2966
N2966
N2966
N2966

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  • Page 1 ML750 Sectional & Tilt Garage Door Opener Installation and Operating Instructions Owners Copy: Please keep these instructions for future reference This manual contains IMPORTANT SAFETY information. DO NOT PROCEED WITH THE INSTALLATION BEFORE READING THOROUGHLY. N2966 N2966 N2966 N2966...

  • Page 2: Table Of Contents

    START BY READING THESE IMPORTANT SAFETY INSTRUCTIONS WARNING • Failure to comply with the following instructions may result in serious personal injury or property damage. • Read and follow all instructions carefully. • The garage door opener is designed and tested to offer safe service provided it is installed and operated in strict accordance with the instructions in this manual.

  • Page 3: Door Types

    DOOR TYPES A. Sectional door with curved track B. One-piece door with horizontal track C. One-piece door without track To suit doors 12.5m Door mass up to: 70kg (Door must be spring balanced) TOOLS REQUIRED 10mm, 8mm, 4.5mm, 4mm 11mm, 13mm 11/13mm HARDWARE PROVIDED (1) Hex bolt...

  • Page 4: Before You Begin

    BEFORE YOU BEGIN: 1. Look at the wall or ceiling above the garage door. The header bracket must be securely fastened to structural supports. 2. Do you have a finished ceiling in your garage? If so, a support bracket and additional fastening hardware (not supplied) may be required.

  • Page 5: Assembly

    INSERT TROLLEY & IDLER PULLEY BRACKET INTO RAIL Slide idler pulley bracket (1) and inner trolley (2) into back (opener end) of rail assembly (3), be sure to insert idler pulley bracket as shown. Arrow on trolley (7) must face toward front (door end) of rail (4).

  • Page 6: Installation

    INSTALL HEADER SLEEVE AND TIGHTEN BELT Slide header sleeve (1) onto rail (5). Slide flat washer (3), spring (2) and washer (3) onto carriage bolt (4). Thread nut (6) onto carriage bolt until finger tight. Use an open end wrench (7) to tighten nut until the belt is approximately 2mm above the base of the rail at its midpoint.

  • Page 7: Attach Rail To Header Bracket

    ATTACH RAIL TO HEADER BRACKET Position the opener on the garage floor below the header bracket. Place packing material under the opener to protect the cover. Raise rail until holes in the header sleeve and holes in the header bracket align. Join with clevis pin (1). Insert ring fasteners (2) to secure.
  • Page 8 HANG THE OPENER The opener must be securely fastened to a structural support of the garage. Three representative installations are shown. Yours may be different. Hanging brackets (1) should be angled (Figure A) to provide rigid support. On finished ceilings, (Figure B) attach a sturdy metal bracket (not supplied) (4) to a structural support before installing the opener.

  • Page 9: Connect Electric Power

    INSTALL LIGHT Turn power off, then gently pull lens (2) downward until the 24V/21W Max. lens hinge is in the fully open position. Do not remove the lens. Install a 24V/21W maximum light bulb (1) in the socket as shown. Turn power on, the light will turn on and remain lit for 2-1/2 minutes.

  • Page 10: Adjustment

    ADJUSTMENT SECTION SETTING THE LIMITS Travel limits regulate the points at which the door will stop when moving up or down. Follow the steps below to set the limits. NOTE: The door must be in the mid or closed position to begin setting the limits.

  • Page 11: Install Protector System

    Protector System™ accessory can be installed. SAFETY FIRST! Instructions are included with this accessory. Whilst Chamberlain have engineered safety features into your garage door opener, we urge you to consider fitting IR Beams The Protector System™ provides an additional measure of safety against a small child or obstacle to your new garage door opener.

  • Page 12: Wireless Programming

    WIRELESS PROGRAMMING Activate the opener only when door is in full view, free of obstruction and properly adjusted. No one should enter or leave garage while door is in motion. Do not allow children to operate push button(s) or remote(s). Do not allow children to play near the door. The remote controls supplied with your opener are pre-programmed to your receiver in the factory.
  • Page 13 KEYLESS DEVICE PROGRAMMING (OPTIONAL ACCESSORIES) Activate the opener only when door is in full view, free of obstruction and properly adjusted. No one should enter or leave garage while door is in motion. Do not allow children to operate push button(s) or remote(s).

  • Page 14: Install Door Control

    INSTALL DOOR CONTROL (OPTIONAL) Multi-function wall control Backlit push button Installation There are 2 terminals (1) on the back of the door control. Strip about 6mm (1/4") of insulation from bell wire (4). Separate wires enough to connect the white/red wire to RED terminal screw (1) and the white wire to WHT terminal screw (2).

  • Page 15: Special Features

    SPECIAL FEATURES A. Door within a door connection Open light lens. Locate auxiliary quick connect terminals (remove factory installed link). Insert bell wire into quick connect terminals 8 and 7. B. Flashing light connection The flashing light can be installed anywhere. Connect light leads to quick connect terminals 6 and 5. Terminal 5 is ground.
  • Page 16 REPLACEMENT PARTS 031D0533-1 replacement batteries pulley cover 229A2032 (x1) or 229A2016 (x2) 041A5843 belt kit 041A2828 041A5887 disengagement C-rail assembly rope and handle 083A0011-1 012C0810 grease header sleeve 012C0777 idler assembly 183D177 012C0778 brackets 178B0034B straight door 183D178 041A6398 inner trolley 012C0855 header bracket 041A5643-19...

  • Page 17: Replacement Parts

    REPLACEMENT PARTS 041A0589-1 belt pulley & E circlip 041A5908 chasis 041A5735C logic board lamp 041A0079 041D0577 motor assembly 204C0240-2 transformer and lead 041D0538 108C0082 lens cover If the supply cord is damaged, it must be replaced by the manufacturer, its service agent or similarly qualified persons in order to avoid hazard.

  • Page 18: Trouble Shooting

    TROUBLE SHOOTING 1. Opener doesn't operate from either door control or remote: 12. Opener motor hums briefly, then won't work: • Does the opener have electric power? Plug lamp into outlet. If it • Garage door springs are broken. SEE ABOVE. doesn't light, check the fuse box or the circuit breaker.

  • Page 19: Care Of Your Opener

    • DO NOT lubricate the opener itself Headroom Required ..30mm • DO NOT APPLY grease to the door tracks Hanging Weight ....16kg Receiver Memory Registers ..12 Operating Frequency..433.92MHz SPECIAL NOTE: Chamberlain strongly recommends that the Protector System be installed on all garage door openers.

  • Page 20: Warranty

    Except as set out in the Fair Trading Act 1986 and the Consumer Guarantees Act 1993: Limited warranty on opener Chamberlain will furnish a replacement opener free of charge, if it is (a) all other guarantees, warranties and representations in found to be defective. Labour costs may apply.

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