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The document provides technical specifications such as the maximum 180° door opening degree, required confirmation of closer spring size, and guidance to verify door operation before installation. It lists recommended tools, explains handing of the door, step-by-step pocket mount installation (surface closer, securing arm and main arm shoe), and procedures to adjust closing speeds including sweep, latch, and backcheck, followed by cover installation and fastening instructions.",{"@graph":63,"@context":112},[64,80,95],{"@type":65,"itemListElement":66},"BreadcrumbList",[67,71,74,77],{"item":68,"name":69,"@type":70,"position":9},"https://docshare.wps.com","Home","ListItem",{"item":72,"name":10,"@type":70,"position":73},"https://docshare.wps.com/template/",2,{"item":75,"name":46,"@type":70,"position":76},"https://docshare.wps.com/template/paper-templates/",3,{"item":78,"name":59,"@type":70,"position":79},"https://docshare.wps.com/template/dormakaba-8907-af-pkt-180-installation-instructions/564565/",4,{"url":78,"name":59,"@type":81,"author":82,"headline":59,"publisher":85,"fileFormat":88,"inLanguage":57,"description":61,"dateModified":89,"datePublished":89,"encodingFormat":88,"isAccessibleForFree":90,"interactionStatistic":91},"DigitalDocument",{"name":83,"@type":84},"Liam","Person",{"url":68,"name":86,"@type":87},"DocShare","Organization","application/pdf","2026-10-12",true,{"@type":92,"interactionType":93,"userInteractionCount":4},"InteractionCounter",{"@type":94},"ViewAction",{"@type":96,"mainEntity":97},"FAQPage",[98,104,108],{"name":99,"@type":100,"acceptedAnswer":101},"What is the maximum door opening degree for this closer?","Question",{"text":102,"@type":103},"The maximum opening degree is 180°.","Answer",{"name":105,"@type":100,"acceptedAnswer":106},"Which tools are recommended for installation?",{"text":107,"@type":103},"Recommended tools include a #3 Phillips screwdriver, drill bits (including 7/32” for metal and 3/8”/5/32” for wood), a 1/4-20 tap, a 3/16” flat head screwdriver, a 5mm hex key, and a 1/2” box wrench.",{"name":109,"@type":100,"acceptedAnswer":110},"How do you adjust closing speeds for sweep, latch, and backcheck?",{"text":111,"@type":103},"Use the valves to increase or decrease settings: sweep speed is set from 90° to the start of latch speed, latch speed is set 15° to close, and backcheck resistance is adjusted beginning at 120°, turning the valve clockwise/counter-clockwise to decrease or increase as specified.","https://schema.org",{"og:url":78,"og:type":114,"og:title":59,"og:site_name":86,"og:description":61},"article",{"robots":116,"canonical":78},"index,follow",{"doc_id":118,"site_id":56},564565,1791842887,{"code":4,"msg":5,"data":121},{"doc_id":118,"user_id":122,"nickname":83,"user_avatar":123,"doc_module":9,"category_id":45,"category_name":46,"doc_title":59,"doc_description":61,"doc_content":124,"file_id":125,"file_url":126,"file_type":127,"file_size":128,"view_count":4,"is_deleted":4,"is_public":9,"is_downloadable":9,"audit_status":9,"page_count":129,"language":130,"language_code":57,"site_id":56,"html_lang":57,"table_of_contents":131,"faqs":132,"seo_title":133,"seo_description":61,"update_tm":119,"read_time":73},8796095461564,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","8907 AF PKT 180°  \nPocket door mount (closer on wall)  \nInstallation instructions  \n08280141 – 09-2019  \n| EN |  \nTable of contents  \n1 Technical specifications 3  \n1.1 Overview 3  \n1.2 Tools recommended 3  \n1.3 Handing the door 3  \n2 Instructions-pocket mount 4  \n2.1 Installing surface closer 4  \n2.2 Secure arm to closer 4  \n2.3 Securing main arm shoe to door 4  \n3 Adjustments 5  \n3.1 Adjust closing speeds: sweep, latch, backcheck 5  \n4 Install covers 5  \n2 8900 Surface Applied Closers 08280141 09-2019  \n1 Technical specifications  \n1.1 Overview  \nCaution: sex nuts are required for attachment of components to unreinforced doors and to wood or plastic faced composite type fire doors, unless an alternative method is identified in the individual door manufacturer’s listings.  \nMaximum door opening degree is 180°.  \nKnow the swing of the door which is being installed prior to installation.  \nVerify closer spring size prior to installation.  \nMake sure door efficiently operates prior to installing closer.  \n1.2 Tools recommended Table 1  \n\n| Drill bits: | \\#3 Phillips screwdriver |\n| --- | --- |\n| Metal: 7/32” drill bit; 1/4-20 tap | 3/16” flat head screwdriver |\n| Wood: 3/8” and 5/32” bit | 5mm hex key |\n| 1/2” box wrench |  |\n\n1.3 Handing the door Fig.1  \n\n| Interior side of door |  |  |  |\n| --- | --- | --- | --- |\n| Hinge | \u003Cbr>Left hand door (LH) | | Hinge |\n|  | Exterior side of door |  |  |\n\n8900 Surface Applied Closers 08280141 09-2019 3  \ndormakaba 8907 AF PKT 180° Installation Instructions  \n2 Instructions-pocket mount  \nSurface closer Arm Arm shoe  \n2.1 Installing surface closer Fig.2  \n\n| Hinge Hinge |\n| --- |\n| 4.2.1 Reference template 08280142.\u003Cbr>4.2.2 Attach closer to wall.\u003Cbr>NOTE: Ensure pinion is oriented toward hinge.\u003Cbr>LH\u003Cbr>\u003Cbr>\u003Cbr>|\n\n2.2 Secure arm to closer Fig.3  \n\n| 4.2.1 Rotate pinion 45°.\u003Cbr>4.2.2 Place main arm on pinion at 45° off centerline of body, angled toward closed door and secure tightly with pinion screw. | \u003Cbr>\u003Cbr>|\n| --- | --- |\n\n2.3 Securing main arm shoe to door Fig.4  \n4.2.1 Attach arm shoe to door.  \n4.2.2 Adjust connecting arm rod length according to pocket depth chart.  \n4.2.3 Tighten screw.  \narm   \nScrew  \nCenter of pivot point  \n4 8900 Surface Applied Closers 08280141 09-2019  \ndormakaba 8907 AF PKT 180° Installation Instructions Adjust closing speeds  \nCovers  \n3  \nAdjustments  \nConfirm closer spring size prior to making any closing speed adjustments.  \nDo not back valve heads out beyond closer casting.  \n Maximum opening angle is 180º .  \n Door should close in 3 to 6 seconds from 90º .  \n Do not close valves completely.  \n3.1 Adjust closing speeds: sweep, latch, backcheck Fig.5  \nDecrease Increase  \nIncrease Decrease  \nSweep & Latch  \nBackcheck  \n5.1.1 Adjust closing sweep speed: 90° to start of latch speed.  \n• Increase sweep speed: Turn valve counter-clockwise  \n• Decrease sweep speed: Turn valve clockwise.  \n5.1.2 Adjust closing latch speed: 15° to close.  \n• Increase latch speed: Turn valve counter-clockwise  \n5.1.3 Adjust opening backcheck: beginning at 120°.  \n• Increase resistance: Turn valve clockwise  \n• Decrease resistance: Turn valve counter-clockwise.  \n4 Install covers  \nFig.6  \n4.2.1 Place tab in cover slot, opposite main arm.  \n4.2.2 Place cover over closer and fasten securely with screws provided.  \nSnap valve  \nadjustment wrench inside cover.  \n8900 Surface Applied Closers 08280141 09-2019 5  \n[www.dormakaba.us](www.dormakaba.us)  \ndormakaba  \nDORMA USA, Inc.  \nT: 800-523-8483","cbCaieXiFAaRTlrc","https://ap.wps.com/l/cbCaieXiFAaRTlrc","pdf",237403,6,"English","# 1 Technical specifications\n## 1.1 Overview\n## 1.2 Tools recommended\n## 1.3 Handing the door\n# 2 Instructions-pocket mount\n## 2.1 Installing surface closer\n## 2.2 Secure arm to closer\n## 2.3 Securing main arm shoe to door\n# 3 Adjustments\n## 3.1 Adjust closing speeds: sweep, latch, backcheck\n# 4 Install covers","[{\"question\":\"What is the maximum door opening degree for this closer?\",\"answer\":\"The maximum opening degree is 180°.\"},{\"question\":\"Which tools are recommended for installation?\",\"answer\":\"Recommended tools include a #3 Phillips screwdriver, drill bits (including 7/32” for metal and 3/8”/5/32” for wood), a 1/4-20 tap, a 3/16” flat head screwdriver, a 5mm hex key, and a 1/2” box wrench.\"},{\"question\":\"How do you adjust closing speeds for sweep, latch, and backcheck?\",\"answer\":\"Use the valves to increase or decrease settings: sweep speed is set from 90° to the start of latch speed, latch speed is set 15° to close, and backcheck resistance is adjusted beginning at 120°, turning the valve clockwise/counter-clockwise to decrease or increase as specified.\"}]","dormakaba 8907 AF PKT 180° - Installation Instructions | PDF"]