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Provides technician-focused installation constraints, compatibility requirements (myQ and Security+ 2.0 accessories), and warnings about correct Protector System and cable tension monitor alignment. Includes a detailed table of contents and step-by-step guidance for preparation, assembly, installation, adjustment, operation, programming, maintenance, troubleshooting, repair parts, accessories, warranty, and contact information, along with safety symbol and signal word review.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/wall-mount-wi-fi-garage-door-opener-installation-manual/640866/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/wall-mount-wi-fi-garage-door-opener-installation-manual/640866.png","ImageObject",300,407,{"name":92,"@type":93},"Patrick","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-26","2026-10-22",true,{"@type":102,"interactionType":103,"userInteractionCount":81},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"Who is this garage door opener intended to be installed by?","Question",{"text":112,"@type":113},"It is intended for installation only by trained garage door technicians.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What conditions must be met for the door to close?",{"text":117,"@type":113},"The Protector System and cable tension monitor must be connected and properly aligned, otherwise the door will not close.",{"name":119,"@type":110,"acceptedAnswer":120},"Which accessories is the opener compatible with?",{"text":121,"@type":113},"The opener is only compatible with myQ and Security+ 2.0 accessories.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},640866,1792865056,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":81,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":139,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145},549758146520,"https://ap-avatar.wpscdn.com/avatar/80002397d8c0411e94?_k=1775819394049821470","Wall Mount Wi-Fi® Garage Door Opener  \nModels 8500W, 8500W-267  \nFor Residential Use  \nInstall On Sectional Doors With Torsion Assemblies Only  \nThis product is intended for installation only by trained garage door technicians. This product may require adjustments to door springs and/or track configurations. This product is not intended for use on low headroom tracks or garage doors utilizing extension springs.  \n• Please read this manual and the enclosed safety materials carefully!  \n• The door WILL NOT CLOSE unless the Protector System® and cable tension monitor are connected and properly aligned.  \n• Periodic checks ofthe garage door opener are required to ensure safe operation.  \n• The model number is located on the front cover of the opener.  \n• This garage door opener is ONLY compatible with myQ® and Security+ 2.0® accessories.  \n• Attach warning labels to the location indicated on label.  \nLiftMaster  \n300 Windsor Drive Oak Brook, IL 60523  \nRegister your garage door opener to receive updates and offers from LiftMaster  \nTake a photo of the camera icon includingthe points (  ) .  \nSend it in by texting the photo to 71403 (US) or visit [www.Liftmaster.photo](www.Liftmaster.photo)[ ](www.Liftmaster.photo)(Global).com  \nTable of Contents ~~ ~~  \nPREPARATION 2  \nmyQ Serial Number ...................................... 2  \nSafety Symbol and Signal Word Review...... 2  \nUnattended Operation ................................... 2  \nPlanning ........................................................ 3  \nBefore You Connect with Your Smartphone 4  \nPreparing Your Garage Door ........................ 5  \nTools Needed ................................................ 5  \nCarton Inventory ........................................... 6  \nAdditional Items You May Need ................... 6  \nASSEMBLY 7  \nAttach the Collar to the Garage Door Opener ..................................... 7  \nAttach Mounting Bracket to Garage Door Opener ..................................... 8  \nINSTALLATION 8  \nPosition and Mount the Garage Door Opener ..................................... 9  \nAttach the Emergency Release Rope and Handle .................................................. 10  \nInstall Automatic Door Lock ....................... 10  \nAttach the Cable Tension Monitor (Required) ..................................... 11  \nInstall the Door Control (Smart Control Panel®) ............................... 12  \nInstall myQ Remote LED Light ................... 13  \nInstall the Protector System ...................... 14  \nConnect Power............................................ 17  \nInstall the Battery Backup ........................... 19  \nADJUSTMENT 20  \nProgram the Travel ..................................... 20  \nTest the Safety Reversal System ................ 21  \nTest the Protector System ......................... 21  \nTest Cable Tension Monitor........................ 22  \nTest Automatic Door Lock .......................... 22  \nTo Open the Door Manually........................ 22  \nOPERATION 23  \nUsing Your Garage Door Opener................ 24  \nConnect with Your Smartphone ................. 25  \nUsing the Door Control ............................... 26  \nPROGRAMMING 28  \n893MAX Remote Control............................ 28  \nReprogramming myQ Remote LED Light..................................................... 29  \nTo Erase the Memory.................................. 29  \nHomeLink® .................................................. 30  \nMAINTENANCE 31  \nCare of Your Garage Door Opener.............. 31  \nTROUBLESHOOTING 32  \nDiagnostic Chart.......................................... 32  \nAdditional Troubleshooting......................... 33  \nREPAIR PARTS 35  \nInstallation Parts ......................................... 35  \nGarage Door Opener Assembly Parts......... 36  \nCONTACT INFORMATION 36  \nACCESSORIES 37  \nWARRANTY 38  \nAutomatic Garage Door Opener Safety & Maintenance Guide 39  \nPreparation ~~ ~~  \nSerial Number  \nWrite down the fol","cbCais6FR1RCuJwo","https://ap.wps.com/l/cbCais6FR1RCuJwo","pdf",7417620,41,"English","# PREPARATION\n## myQ Serial Number\n## Safety Symbol and Signal Word Review\n## Unattended Operation\n## Planning\n## Before You Connect with Your Smartphone\n## Preparing Your Garage Door\n## Tools Needed\n## Carton Inventory\n## Additional Items You May Need\n# ASSEMBLY\n## Attach the Collar to the Garage Door Opener\n## Attach Mounting Bracket to Garage Door Opener\n# INSTALLATION\n## Position and Mount the Garage Door Opener\n## Attach the Emergency Release Rope and Handle\n## Install Automatic Door Lock\n## Attach the Cable Tension Monitor (Required)\n## Install the Door Control (Smart Control Panel)\n## Install myQ Remote LED Light\n## Install the Protector System\n## Connect Power\n## Install the Battery Backup\n# ADJUSTMENT\n## Program the Travel\n## Test the Safety Reversal System\n## Test the Protector System\n## Test Cable Tension Monitor\n## Test Automatic Door Lock\n## To Open the Door Manually\n# OPERATION\n## Using Your Garage Door Opener\n## Connect with Your Smartphone\n## Using the Door Control\n# PROGRAMMING\n## 893MAX Remote Control\n## Reprogramming myQ Remote LED Light\n## To Erase the Memory\n## HomeLink\n# MAINTENANCE\n## Care of Your Garage Door Opener\n# TROUBLESHOOTING\n## Diagnostic Chart\n## Additional Troubleshooting\n# REPAIR PARTS\n## Installation Parts\n## Garage Door Opener Assembly Parts\n# CONTACT INFORMATION\n# ACCESSORIES\n# WARRANTY\n## Automatic Garage Door Opener Safety & Maintenance Guide","[{\"question\":\"Who is this garage door opener intended to be installed by?\",\"answer\":\"It is intended for installation only by trained garage door technicians.\"},{\"question\":\"What conditions must be met for the door to close?\",\"answer\":\"The Protector System and cable tension monitor must be connected and properly aligned, otherwise the door will not close.\"},{\"question\":\"Which accessories is the opener compatible with?\",\"answer\":\"The opener is only compatible with myQ and Security+ 2.0 accessories.\"}]","Wall Mount Wi-Fi Garage Door Opener - Installation Manual | PDF",1792711969,103]