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Provides step-by-step service procedures for removing and installing major assemblies: auger, gearcases, impeller, engine, belts, drive idlers, brakes, friction disc, bearings, and chute/gear components. Includes EFI troubleshooting and trouble-code identification for low battery voltage and sensor or RPM related faults, plus diagnostics for non-trouble-code conditions.",{"@graph":14,"@context":72},[15,34,55],{"@type":16,"itemListElement":17},"BreadcrumbList",[18,23,27,31],{"item":19,"name":20,"@type":21,"position":22},"https://docshare.wps.com","Home","ListItem",1,{"item":24,"name":25,"@type":21,"position":26},"https://docshare.wps.com/document/","Document",2,{"item":28,"name":29,"@type":21,"position":30},"https://docshare.wps.com/document/technology/","Technology",3,{"item":32,"name":10,"@type":21,"position":33},"https://docshare.wps.com/document/deluxe-series-sno-thro-service-manual-safety-maintenance-and-efi-troubleshooting/647124/",4,{"url":32,"name":10,"@type":35,"image":36,"author":41,"headline":10,"publisher":44,"fileFormat":47,"inLanguage":8,"description":12,"dateModified":48,"datePublished":49,"encodingFormat":47,"isAccessibleForFree":50,"interactionStatistic":51},"DigitalDocument",{"url":37,"@type":38,"width":39,"height":40},"https://docshare.wps.com/thumbnails/deluxe-series-sno-thro-service-manual-safety-maintenance-and-efi-troubleshooting/647124.png","ImageObject",300,407,{"name":42,"@type":43},"Olivia Brown","Person",{"url":19,"name":45,"@type":46},"DocShare","Organization","application/pdf","2026-10-29","2026-10-23",true,{"@type":52,"interactionType":53,"userInteractionCount":30},"InteractionCounter",{"@type":54},"ViewAction",{"@type":56,"mainEntity":57},"FAQPage",[58,64,68],{"name":59,"@type":60,"acceptedAnswer":61},"What safety instructions must be read before operating or servicing the Sno-Thro unit?","Question",{"text":62,"@type":63},"Read the Operator’s Manual and the engine manual provided with the unit at the time of purchase. They contain important safety instructions and information about unit controls.","Answer",{"name":65,"@type":60,"acceptedAnswer":66},"Which EFI trouble codes are listed in the manual?",{"text":67,"@type":63},"The manual lists codes including 16 (Low Battery Voltage), 21 (Barometer Sensor), 22 (Engine Temperature Sensor), 23 (EFI system cannot sustain desired RPM), 27 (Low Fuel Pressure), and 28 (High Battery Voltage).",{"name":69,"@type":60,"acceptedAnswer":70},"Are only genuine replacement parts recommended for repairs and service?",{"text":71,"@type":63},"Yes. AriensCo recommends using only genuine replacement parts. Using unauthorized parts may adversely affect performance and safety and may void the warranty.","https://schema.org",{"og:url":32,"og:type":74,"og:title":10,"og:site_name":45,"og:description":12},"article",{"robots":76,"canonical":32},"index,follow",{"doc_id":78,"site_id":7},647124,1793073955,{"code":4,"msg":81,"data":82},"success",[83,87,91,95,100,104,109,114,119,122,126],{"id":22,"doc_module":4,"doc_module_name":25,"category_name":84,"show_sort_weight":85,"slug":86},"Story & Novel",90,"story-novel",{"id":26,"doc_module":4,"doc_module_name":25,"category_name":88,"show_sort_weight":89,"slug":90},"Literature",80,"literature",{"id":33,"doc_module":4,"doc_module_name":25,"category_name":92,"show_sort_weight":93,"slug":94},"Exam",70,"exam",{"id":96,"doc_module":4,"doc_module_name":25,"category_name":97,"show_sort_weight":98,"slug":99},5,"Comic",60,"comic",{"id":101,"doc_module":4,"doc_module_name":25,"category_name":29,"show_sort_weight":102,"slug":103},6,50,"technology",{"id":105,"doc_module":4,"doc_module_name":25,"category_name":106,"show_sort_weight":107,"slug":108},7,"Healthcare",40,"healthcare",{"id":110,"doc_module":4,"doc_module_name":25,"category_name":111,"show_sort_weight":112,"slug":113},8,"Research & Report",30,"research-report",{"id":115,"doc_module":4,"doc_module_name":25,"category_name":116,"show_sort_weight":117,"slug":118},9,"Religion & Spirituality",20,"religion-spirituality",{"id":117,"doc_module":4,"doc_module_name":25,"category_name":120,"show_sort_weight":117,"slug":121},"World Cup","world-cup",{"id":123,"doc_module":4,"doc_module_name":25,"category_name":124,"show_sort_weight":123,"slug":125},10,"Lifestyle","lifestyle",{"id":127,"doc_module":4,"doc_module_name":25,"category_name":128,"show_sort_weight":96,"slug":129},19,"General","general",{"code":4,"msg":81,"data":131},{"doc_id":78,"user_id":132,"nickname":42,"user_avatar":133,"doc_module":4,"category_id":101,"category_name":29,"doc_title":10,"doc_description":12,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":30,"is_deleted":4,"is_public":22,"is_downloadable":22,"audit_status":22,"page_count":139,"language":140,"language_code":8,"site_id":7,"html_lang":8,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":12,"update_tm":144,"read_time":145},16904993612988,"https://ap-avatar.wpscdn.com/davatar_a8503ba1806abce46bf441b54a3ca4cd","Service Manual  \n®  \nDeluxe Series Sno-Thro  \nModels  \n921045 – Deluxe 24  \n(SN 100000 +)  \n921046 – Deluxe 28 (SN 100000 +)  \n921047 – Deluxe 30 (SN 100000 +)  \n921048 – Deluxe 28 SHO (SN 100000 +)  \n921049 – Deluxe 30 EFI (SN 100000 +)  \n921323 – Deluxe 24 CE (SN 100000 +)  \n921324 – Deluxe 28 CE (SN 100000 +)  \nENGLISH  \n05135630B • 12/19  \nTABLE OF CONTENTS  \nSAFETY   PRACTICES & LAWS   EMISSION CONTROL SYSTEM   REQUIRED OPERATOR TRAINING   SAFETY ALERT SYMBOL   SIGNAL WORDS    \nSAFETY DECALS    \nSafety Decal Locations   Safety Decal Descriptions    \nSAFETY RULES   DRAINING FUEL SYSTEM   SERVICE POSITION    \nSEPARATE HOUSING FROM FRAME    \nRemove Auger Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reinstall Auger Housing . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  \nBOTTOM COVER REMOVAL    \nRemove Bottom Cover   Install Bottom Cover    \nATTACHMENT DRIVE BELT REPLACEMENT    \nRemove Attachment Drive Belts   Install Attachment Drive Belts    \nTRACTION DRIVE BELT REPLACEMENT    \nRemove Traction Drive Belt   Install Traction Drive Belt    \nDRIVE IDLER ASSEMBLY REPLACEMENT    \nRemove Attachment Drive Idler Assembly . . . . . . . . . . . . . . . Remove Traction Drive Idler Assembly. . . . . . . . . . . . . . . . . . Install Traction Drive Idler Assembly . . . . . . . . . . . . . . . . . . . . Install Attachment Drive Idler Assembly . . . . . . . . . . . . . . . . .  \nATTACHMENT BRAKE REPLACEMENT    \nRemove Attachment Brake   Install Attachment Brake    \nFRICTION DISC REPLACEMENT    \nRemove Friction Disc   Install Friction Disc    \nHEX SHAFT BEARING REPLACEMENT    \nRemove Bearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Install Bearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  \nSWING GATE REPLACEMENT    \nRemove Swing Gate   Install Swing Gate Assembly    \nAUGER REPLACEMENT    \nRemove Auger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Install Auger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  \nAUGER GEARCASE REPLACEMENT    \nRemove Gearcase Assembly   Install Gearcase Assembly    \nIMPELLER REPLACEMENT    \nRemove Impeller   Install Impeller    \nENGINE REPLACEMENT    \nRemove Engine. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Install Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  \n2  \n2  \n2  \n2  \n2  \n2  \n3 3  \n3  \n4  \n7  \n7  \n7 7  \n10  \n12  \n12  \n12  \n12  \n12  \n12  \n13  \n13  \n14  \n15  \n15  \n15  \n16  \n17  \n18  \n18  \n18  \n19  \n19  \n21  \n22  \n22  \n22  \n22  \n22  \n24  \n25  \n25  \n27  \n29  \n29  \n30  \n30  \n30  \n31  \n32  \n32  \n33  \nTRACTION DRIVE CABLE REPLACEMENT    \nRemove Traction Drive Clutch Cable   Install Traction Drive Clutch Cable    \nDUAL-HANDLE INTERLOCK CAM REPLACEMENT .  \nRemove Interlock Cam   Install Interlock Cams    \nAXLE BUSHING REPLACEMENT    \nRemove Left Axle Bushing   Install Left Axle Bushing   Remove Right Axle Bushing . . . . . . . . . . . . . . . . . . . . . . . . . . Install Right Axle Bushing . . . . . . . . . . . . . . . . . . . . . . . . . . . .  \nFLANGE BUSHING REPLACEMENT    \nInstall Flange Bushings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  \nDIFFERENTIAL GEAR REPLACEMENT    \nRemove Differential Gear   Install Differential Gear    \nCHUTE GEAR REPLACEMENT    \nRemove Pinion Gear   Install Pinion Gear   Remove Chute Rotation Gear   Install Chute Rotation Gear    \nSCRAPER BLADE REPLACEMENT    \nRemove Scraper Blade   Install Scraper Blade    \nHEADLIGHT REPLACEMENT    \nRemove Bulb   Install Bulb    \nEFI BATTERY REPLACEMENT    \nRemove Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Install Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  \nREPLACE ENGINE CONTROL UNIT (ECU) . . . . . . . .  \nRemove ECU   Install ECU    \nGEARCASE REBUILD    \nDisassemble Gearcase   Assemble Gearcase    \nEFI TROUBLESHOOTING   EFI REPLACEMENT COM","cbCaig016ixHS4iq","https://ap.wps.com/l/cbCaig016ixHS4iq","pdf",15543755,76,"English","# Safety Practices & Laws\n## Safety Decal Locations\n## Safety Decal Descriptions\n# Safety Rules\n# Emission Control System\n# Required Operator Training\n# Service Procedures\n## Daining Fuel System and Service Position\n## Attachment Drive Belt Replacement\n## Traction Drive Belt Replacement\n## Drive Idler Assembly Replacement\n## Attachment Brake and Friction Disc Replacement\n## Hex Shaft Bearing Replacement\n## Swing Gate, Auger, Gearcase, Impeller, and Engine Replacement\n## Traction Drive Cable and Interlock Cam Replacement\n## Axle and Flange Bushing Replacement\n## Differential Gear, Chute Gear, Scraper Blade, Headlight, and Battery Replacement\n## Engine Control Unit (ECU) Replacement and Gearcase Rebuild\n# EFI Diagnostics and Trouble Code Identification\n## EFI Trouble Code Diagnostics\n## Diagnostics for Non-Trouble Codes\n# Service Record","[{\"question\":\"What safety instructions must be read before operating or servicing the Sno-Thro unit?\",\"answer\":\"Read the Operator’s Manual and the engine manual provided with the unit at the time of purchase. They contain important safety instructions and information about unit controls.\"},{\"question\":\"Which EFI trouble codes are listed in the manual?\",\"answer\":\"The manual lists codes including 16 (Low Battery Voltage), 21 (Barometer Sensor), 22 (Engine Temperature Sensor), 23 (EFI system cannot sustain desired RPM), 27 (Low Fuel Pressure), and 28 (High Battery Voltage).\"},{\"question\":\"Are only genuine replacement parts recommended for repairs and service?\",\"answer\":\"Yes. AriensCo recommends using only genuine replacement parts. Using unauthorized parts may adversely affect performance and safety and may void the warranty.\"}]","Deluxe Series Sno-Thro - Service Manual - Safety, Maintenance and EFI Troubleshooting | PDF",1792786219,192]