[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-641456-105":59,"doc-detail-641456-en":131},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":124,"head_meta":126,"extra_data":128,"updated_unix":130},105,"en","garage-door-opener-owners-manual-safety-and-installation","Garage Door Opener Owner’s Manual - Safety and Installation","","Owner’s manual for a residential belt drive garage door opener (models B500, B503, B510) covering pre-installation safety review, preparation steps, and required checks before beginning work. Details include guidance for avoiding serious injury during installation, rules for unattended operation features, door balance and seal gap verification, and proper electrical requirements (120V, 60 Hz). It also lists preparation items such as wood blocks, support brackets, extension brackets or blocks for sensors, and fastening hardware to complete installation and maintenance safely.",{"@graph":69,"@context":123},[70,84,106],{"@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":35,"@type":76,"position":81},"https://docshare.wps.com/document/healthcare/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/garage-door-opener-owners-manual-safety-and-installation/641456/",{"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/garage-door-opener-owners-manual-safety-and-installation/641456.png","ImageObject",300,407,{"name":92,"@type":93},"Mimi","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-06","2026-10-23",true,{"@type":102,"interactionType":103,"userInteractionCount":105},"InteractionCounter",{"@type":104},"ViewAction",11,{"@type":107,"mainEntity":108},"FAQPage",[109,115,119],{"name":110,"@type":111,"acceptedAnswer":112},"What is required before operating the garage door opener to prevent serious injury?","Question",{"text":113,"@type":114},"Disable all locks and remove all ropes connected to the garage door before installation and operating. If the door binds, sticks, or is out of balance, call a trained door systems technician.","Answer",{"name":116,"@type":111,"acceptedAnswer":117},"Why must the Protector System® be connected and properly aligned?",{"text":118,"@type":114},"The door will not close unless the Protector System® is connected and properly aligned, ensuring safe operation during closing.",{"name":120,"@type":111,"acceptedAnswer":121},"Which doors are allowed when using unattended close features like Timer-to-Close (TTC) and MyQ?",{"text":122,"@type":114},"Timer-to-Close (TTC), the MyQ smartphone control app, and related monitoring devices are examples of unattended close and are to be used only with sectional doors.","https://schema.org",{"og:url":83,"og:type":125,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":127,"canonical":83},"index,follow",{"doc_id":129,"site_id":62},641456,1792723306,{"code":4,"msg":5,"data":132},{"doc_id":129,"user_id":133,"nickname":92,"user_avatar":134,"doc_module":4,"category_id":34,"category_name":35,"doc_title":65,"doc_description":67,"doc_content":135,"file_id":136,"file_url":137,"file_type":138,"file_size":139,"view_count":105,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":140,"language":141,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":142,"faqs":143,"seo_title":144,"seo_description":67,"update_tm":145,"read_time":146,"preview_page_count":4},2336477974920,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","| \u003Cbr>~~ ~~ Garage Opener ~~ ~~ |  | Owner’s Manual B500 • B503 • B510 Belt Drive\u003Cbr>Garage Door Opener\u003Cbr>FOR RESIDENTIAL USE ONLY\u003Cbr>PRE-PROGRAMMED REMOTE CONTROL INCLUDED |  | Contents\u003Cbr>Preparation ......................................2-5\u003Cbr>Assembly ....................................... 6-10\u003Cbr>Installation   11-28\u003Cbr>Install the Door Control   21-22\u003Cbr>Install the Protector System® ....23-26\u003Cbr>Power   27-28\u003Cbr>Adjustments................................. 29-31\u003Cbr>Operation..........................................32\u003Cbr>Features   33\u003Cbr>Using your Garage Door Opener.....34 Multi-Function Control Panel   34-35 Remote Control and\u003Cbr>Keyless Entry ........................... 35-36\u003Cbr>Homelink®   36\u003Cbr>To Erase the Memory .....................36\u003Cbr>To Open the Door Manually ...........37\u003Cbr>Maintenance   38\u003Cbr>Troubleshooting........................... 39-40\u003Cbr>Accessories   41\u003Cbr>Warranty...........................................42\u003Cbr>Repair Parts ................................. 43-44\u003Cbr>[www.chamberlain.com](www.chamberlain.com)[ ](www.chamberlain.com)[www.mychamberlain.com](www.mychamberlain.com) |\n| --- | --- | --- | --- | --- |\n|  |  | | TO WATCH VIDEOS GOTO:\u003Cbr>[tinyurl.com/lgh5x3h](tinyurl.com/lgh5x3h) |  |\n| • Please read this manual and the enclosed safety materials carefully!\u003Cbr>• Fasten the manual near the garage door after installation.\u003Cbr>• The door WILL NOT CLOSE unless the Protector System® is connected and properly aligned.\u003Cbr>• Periodic checks of the garage door opener are required to ensure safe operation.\u003Cbr>\u003Cbr>| • The model number label is located on the left side panel of your garage door opener.\u003Cbr>• This garage door opener is compatible with MyQ® and Security+ 2.0® accessories.\u003Cbr>• DO NOT install on a one-piece door if using devices or features providing unattended close. Unattended devices and features are to be used ONLY with sectional doors. |  |  |  |\n\nPreparation  \nSafety Symbol and Signal Word Review  \nThis garage door opener has been designed and tested to offer safe service provided it is installed, operated, maintained and tested in strict accordance with the instructions and warnings contained in this manual.  \nMechanical  \nElectrical  \nWhen you see these Safety Symbols and Signal Words on the following pages, they will alert you to the possibility of serious injury or death if you do not comply with the warnings that accompany them. The hazard may come from something mechanical or from electric shock. Read the warnings carefully.  \nWhen you see this Signal Word on the following pages, it will alert you to the possibility of damage to your garage door and/or the garage door opener if you do not comply with the cautionary statements that accompany it. Read them carefully.  \nWARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to [www.P65Warnings.ca.gov](www.P65Warnings.ca.gov)  \nUnattended Operation  \nThe Timer-to-Close (TTC) feature, the MyQ® Smartphone Control app, and MyQ® Garage Door and Gate Monitor are examples of unattended close and are to be used ONLY with sectional doors. Any device or feature that allows the door to close without being in the line of sight of the door is considered unattended close. The Timer-to-Close (TTC) feature, the MyQ® Smartphone Control, and any other MyQ® devices are to be used ONLY with sectional doors.  \nCheck the Door  \n\n| \u003Cbr>| |\n| --- | --- |\n| To prevent possible SERIOUS INJURY or DEATH:\u003Cbr>l ALWAYS call a trained door systems technician if garage door binds, sticks, or is out of balance. An unbalanced garage door may NOT reverse when required.\u003Cbr>l NEVER try to loosen, move or adjust garage door, door springs, cables, pulleys, brackets or their hardware, ALL of which are under EXTREME tension.\u003Cbr>l Disable ALL locks and remove ALL ropes connected to garage door BEFORE installation and operating garage do","cbCaivkdpjkDyEs9","https://ap.wps.com/l/cbCaivkdpjkDyEs9","pdf",5619285,48,"English","# Preparation\n## Safety Symbol and Signal Word Review\n## Unattended Operation\n## Check the Door\n## Before you begin\n## Additional Items You May Need","[{\"question\":\"What is required before operating the garage door opener to prevent serious injury?\",\"answer\":\"Disable all locks and remove all ropes connected to the garage door before installation and operating. If the door binds, sticks, or is out of balance, call a trained door systems technician.\"},{\"question\":\"Why must the Protector System® be connected and properly aligned?\",\"answer\":\"The door will not close unless the Protector System® is connected and properly aligned, ensuring safe operation during closing.\"},{\"question\":\"Which doors are allowed when using unattended close features like Timer-to-Close (TTC) and MyQ?\",\"answer\":\"Timer-to-Close (TTC), the MyQ smartphone control app, and related monitoring devices are examples of unattended close and are to be used only with sectional doors.\"}]","Garage Door Opener Owner’s Manual - Safety and Installation | PDF",1792714080,121]