Merlin Whisper Drive MT3850EVO Installation And Operating Instructions Manual
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Merlin Whisper Drive MT3850EVO Installation And Operating Instructions Manual

Sectional garage door opener
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INSTALLATION AND OPERATING INSTRUCTIONS
Owner's Copy: Keep these Instructions for Future Reference.
Please read this manual and the enclosed safety materials carefully!
Periodic checks of the opener are required to ensure safe operation.
MT3850EVO
Sectional Garage Door Opener
with Security + 2.0

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Summary of Contents for Merlin Whisper Drive MT3850EVO

  • Page 1 MT3850EVO with Security + 2.0 Sectional Garage Door Opener INSTALLATION AND OPERATING INSTRUCTIONS Owner’s Copy: Keep these Instructions for Future Reference. Please read this manual and the enclosed safety materials carefully! Periodic checks of the opener are required to ensure safe operation.

  • Page 3: 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 4: Preparing The Door

    Preparing your garage door Before you begin: To prevent possible SERIOUS INJURY or DEATH: • Disable locks. • ALWAYS call a qualified door technician if garage door binds, • Remove any ropes connected to garage door. sticks, or is out of balance. An unbalanced garage door may not •...

  • Page 5: Planning

    Planning Identify the type and height of your garage door. Survey your garage area to see if any of the conditions below apply to your installation. Additional materials may be required. You may find it helpful to refer back to this page and the accompanying illustration as you proceed with the installation of your opener.

  • Page 6: Hardware Provided

    Carton Inventory Your garage door opener and rail are packed in two separate cartons. The Whisper Drive MT3850EVO Opener Carton contains the opener, it’s fitting hardware and accessories. The Rail Carton contains the rail and it’s hardware as illustrated below. If anything is missing, carefully check the packing material. Parts may be stuck in the foam.

  • Page 7: Assembly Section

    ASSEMBLY STEP 1 Assemble the Sectional Rail (if used) Rail Section If using 1-Piece Rail Proceed to Step 5 Rail Assembly To avoid installation difficulties, do not run the garage door opener until instructed to do so. Brace • Place rail pieces on flat surface for assembly (all four sections are interchangeable).
  • Page 8 ASSEMBLY STEP 4 Assemble the Header Sleeve Carriage Bolt • Insert carriage bolt head into the Pulley Bracket slot and retain by pushing the pulley bracket back into the rail. Header End • Install the carriage bolt thread through the header sleeve assembly.
  • Page 9 ASSEMBLY STEP 7 Set Belt Tension • Thread spring nut onto the carriage bolt until finger tight. Insert a screwdriver tip into one of the slots of the nut ring and brace it firmly against the header sleeve. • Place a spanner on the square end of the spring nut, slightly rotate nut about 1/4 turn clockwise until nut ring is released against header sleeve.

  • Page 10: Installation Section

    INSTALLATION STEP 1 Unfinished Determine the Header Bracket Ceiling OPTIONAL Location CEILING MOUNT HEADER BRACKET Header Wall Timber brace To prevent possible SERIOUS INJURY or DEATH: Vertical Centreline • Header bracket MUST be RIGIDLY fastened to structural of Garage Door support on header wall or ceiling, otherwise garage door might Timber Brace Structural...

  • Page 11: Install The Header Bracket

    INSTALLATION STEP 2 Wall Mount Install the Header Bracket NOTE: Refer to vertical centre and horizontal lines created in Step 1 for proper placement of header Header Bracket Centre Line bracket. Wall mount: Centre the header bracket on the vertical Horizontal Line centre line with the bottom edge of the header bracket on the horizontal line (with the arrow pointing toward the...

  • Page 12: Attach The Rail To The Header Bracket

    INSTALLATION STEP 3 Attach the Rail to the Header Bracket • Position the opener on the garage floor below the header bracket. Use foam packing material as a protective base. NOTE: If the door spring is in the way you’ll need Header Wall help.

  • Page 13: Position The Opener

    INSTALLATION STEP 4 Position the Opener To prevent scratching or marking the garage door, rest garage door opener rail on piece of wood placed on top section of door. You will need a 50 mm piece of timber or similar spacer to gauge the distance between door and rail.

  • Page 14: Hang The Opener

    INSTALLATION STEP 5 Hang the Opener To avoid possible SERIOUS INJURY from a falling garage door opener, fasten it SECURELY to structural supports of the garage. Three representative installations are shown. Yours may Concrete anchors MUST be used if installing ANY brackets into be different.

  • Page 15: Fasten The Door Bracket

    INSTALLATION STEP 6 Fasten the Door Bracket Fiberglass, aluminum or lightweight steel garage doors WILL REQUIRE reinforcement (not provided) BEFORE installation of door bracket. Contact your door manufacturer for reinforcement 1. Centre the door bracket on the previously marked kit. vertical centreline used for the header bracket installation.

  • Page 16: Connect Door Arm To Trolley

    INSTALLATION STEP 7 Figure 1 Connect Door Arm to Trolley Make sure garage door is fully closed. Pull the emergency release handle to disconnect the outer trolley Outer Trolley from the inner trolley. Slide the outer trolley back (away Ring Fastener from the door) about 200 mm (Figures 1, 2 and 3).

  • Page 17: Install The Lights

    INSTALLATION STEP 8 Install the Lights To prevent possible OVERHEATING of the endpanel or light socket: • Press the release tabs on each side of lens. Gently • DO NOT use short neck or specialty light bulbs. rotate lens back and downward until the lens hinge is To prevent damage to the opener: in the fully open position.

  • Page 18: Install The Battery And Connect Electric Power

    INSTALLATION STEP 10 Battery Install the Battery Backup Status LED • Make sure the opener is unplugged. • Open the lens cover at the power cord end. • Using a Phillips-head screwdriver, remove the battery cover on the opener. • Partially insert battery into the opener with the terminals facing out.

  • Page 19: Adjustment Section

    ADJUSTMENT STEP 1 Program the Travel Limits and Force Without a properly installed safety reversal system, persons Settings (particularly small children) could be SERIOUSLY INJURED or KILLED by a closing door. Figure 1 • Incorrect adjustment of garage door travel limits will interfere with proper operation of safety reversal system.

  • Page 20: Control (E128M)

    ADJUSTMENT STEP 2 Test the Safety Reversal System • Safety reversal system MUST be tested every month. • After ANY adjustments are made, the safety reversal system TEST MUST be tested. Door MUST reverse on contact with 40 mm obstacle on the floor. •...

  • Page 21: Install The Protector System (Ir Beams)

    INSTALL THE PROTECTOR SYSTEM (OPTIONAL) To protect small children, install The Protector System™ no higher than 100 mm above the floor. NOTE: This accessory must be used for all Disconnect power to the garage door opener before installations where the closing force as measured on installing The Protector System™.

  • Page 22: Timer-To-Close

    ENABLING THE PROTECTOR SYSTEM: • The Protector System is automatically enabled once the beams are connected to the opener and the power is turned on for 2 minute initialising period. • During this 2 minute initialising period there should be no obstruction placed between the beams, and no door activations.

  • Page 23: Wireless Programming

    Additional buttons on any 3-button remote or mini-remote can be programmed To deactivate any unwanted remote, first erase all codes: to operate other Merlin Professional garage door openers Press and hold the “learn” button on the opener until the or gate openers.
  • Page 24 WIRELESS PROGRAMMING KEYLESS DEVICE PROGRAMMING Locate the yellow learn button 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 Press and push button(s) or remote(s).

  • Page 25: Troubleshooting

    TROUBLE SHOOTING 1. Opener doesn't operate from either door control or remote: 9. Opener strains: • Does the opener have electric or battery power? Plug Door may be unbalanced or springs are broken. Close lamp into outlet. If it doesn't light, check the fuse box or door and use manual release rope and handle to the circuit breaker.

  • Page 28: Using Your Garage Opener

    USING YOUR GARAGE DOOR OPENER SPECIFICATIONS Input Voltage..230-240 VAC, 50 Hz Your opener can be activated by any of the following devices: Max. Pull Force 800 N • Open control panel: Up and Down Buttons. Rated Load ..8 Nm •...

  • Page 29: Accessories

    ACCESSORIES E128M E940M E943M E945M CM1702 760E E840M (1) Model E128M Wireless Wall Button (5) Model E840M Keyless Entry System (2) Model E940M 1 Channel visor remote control (6) Model C77 The Protector System (3) Model E943M 3 Channel visor remote control (7) Model CM1702 Quick Release Lock (4) Model E945M...

  • Page 30: Replacement Parts

    REPLACEMENT PARTS - Information for Service Personnel 041A5414-9 Hardware bag 083A0011 041A2828 Grease Release rope and handle 171A0028 041A5800 Outer trolley 041A6398 Inner trolley repair kit 012C0810 End bracket 30mm steel 183D0177 Segmented rail sections 183D0178 Segmented rail braces 178B0034B Straight arm 012B0906 Door bracket plate...

  • Page 31: Warranty

    Chamberlain warrants to the original purchaser of the Merlin ® MT3850EVO Sectional Door Opener (Unit) that all parts of the Unit, other NB: A General Purpose Outlet (GPO) ie: power point must be supplied by than remote controlled transmitters and accessories, globes and batteries,...
  • Page 32 Trademark of The Chamberlain Group, Inc. ® Registered Trademark of The Chamberlain Group, Inc. 114A4233D © 2013, The Chamberlain Group Inc.

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