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Provides general safety precautions for qualified service technicians, including grounding, disconnection of electrical power during servicing, and safe handling of voltage checks to avoid injury or electrical shock. Includes an introduction to service procedures for commercial laundry facilities and a structured section overview: electrical test equipment, component location and service procedures, programming setup, troubleshooting, and specifications with wiring diagrams.",{"@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":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/neptune-commercial-high-efficiency-washer-service-manual-general-safety-precautions-introduction-section-guide/641420/",{"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/neptune-commercial-high-efficiency-washer-service-manual-general-safety-precautions-introduction-section-guide/641420.png","ImageObject",300,407,{"name":92,"@type":93},"Margaret","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-12","2026-10-23",true,{"@type":102,"interactionType":103,"userInteractionCount":44},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"Who is this manual intended for, and what safety level is required?","Question",{"text":112,"@type":113},"The manual is intended for qualified service technicians familiar with proper and safe procedures. Repairs and component replacements must be performed by qualified technicians using factory-approved parts.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What key electrical safety precautions must be followed during servicing?",{"text":117,"@type":113},"Electrical power supply should always be disconnected except when required for a specific servicing step. The appliance must be properly grounded, and voltage checks should be performed with extreme caution.",{"name":119,"@type":110,"acceptedAnswer":120},"Which washer models are covered by this service manual?",{"text":121,"@type":113},"The manual covers Maytag horizontal washer models MAH14, MAH20, and MAH21, including the PD, PN, PR, and PS variants listed for each series.","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},641420,1792876242,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":34,"category_name":35,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":44,"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,"preview_page_count":4},137451207643,"https://ap-avatar.wpscdn.com/davatar_3d24733baf745e90a7e4bdd5f77d97b2","MAYAG  \nMaytagCommercial  \nMAH14PDMAH14PNMAH14PRMAH14PSMAH20PDMAH20PNMAH20PRMAH20PSMAH21PDMAH21PSMAH21PNMAH21PR  \nNeptune CommercialHigh Efficiency WasherService Manual  \nGENERAL SAFETY PRECAUTIONS  \nInformation contained in this manual is intended for use by a qualified service technicianfamiliar with proper and safe procedures to be followed when repairing an electrical ap-pliance.All tests and repairs should be performed by qualified service techniciansequipped with proper tools and measuring devices.All component replacements shouldbe made by a qualified service technician using only factory approved replacement parts.  \nImproper assembly or adjustment may occur if service or repair is attempted by personsother than qualified service technicians or if parts other than approved replacement partsare used.Improper assembly or adjustment can create hazardous conditions.  \nThere can be risk of injury or electrical shock while performing services or repairs.Injuryor electrical shock can be serious or even fatal.Consequently,extreme caution should betaken when performing voltage checks on individual components of a product.PLEASENOTE:Except as necessary to perform a particular step in servicing a product,the elec-trical power supply should ALWAYS be disconnected when servicing a product.  \nFurther,this appliance MUST be properly grounded.Never plug in or direct wire an ap-pliance unless it is properly grounded and in accordance with all local and national codes.See installation instructions that accompany the product for grounding this appliance.  \nINTRODUCTION  \nThe information contained in this manual pertains to the service procedures involved in maintainingand/or servicing the Maytag horizontal washers \"MAH14,MAH20 and MAH21\"models.Thesemodels are horizontal washers intended for use in commercial laundry facilities.  \nThis manual can be used as a guide to assist in performance,installation,and servicing of theproduct.As on other front washer models,the importance of proper installation cannot be overemphasized.For additional information,refer to the installation instructions that accompanies eachfront load washer.  \nThis manual is divided into sections covering the washer.Refer to those sections for generalinformation.If additional information is required,contact your commercial distributor.  \nSection 1-Covers general information and electrical test equipment.  \nSection 2-Provides information on the location of components and service procedures.Thepurpose and functions of specific components will be covered.  \nSection 3-Provides information on programming and set-up procedures.  \nSection 4-Covers general troubleshooting using a list of general complaints.  \nSection 5-Provides specifications,and wiring diagram information.  \nSection 6-Product Definition:Models MAH21PD,PN,PR,PS  \nMODELS COVERED IN THIS MANUAL  \nMAH14PD  \nMAH14PN  \nMAH14PR  \nMAH14PS  \nMAH20PD  \nMAH20PN  \nMAH20PR  \nMAH20PS  \nMAH21PD  \nMAH21PS  \nMAH21PN  \nMAH21PR  \nCONTENTS  \nGENERALSAFETYPRECAUTIONS…………………………………………………………………………………………………………  \nINTRODUCTION…………………………………………………………………………………………………………………………………………………………ii  \nCONTENT……………………………………………………………………………………………………………………………………………………………………iii  \nSECTION 1.GENERALINFORMATION……………………………………………………………………………………………………1-1  \nHOWTOORDERPARTS……………………………………………………………………………………………………………………………1-1  \nREQUIREMENTS………………………………………………………………………………………………………………………………………………1-1  \nUNCRATINGINSTRUCTIONS…………………………………………………………………………………………………………………………1-2  \nWASHER INSTALLATION……………………………………………………………………………………………………………………1-2TESTEQUIPMENT……………………………………………………………………………………………………………………1-4  \nELECTRICALTESTS…………………………………………………………………………………………………………………………………………1-5  \nGrounded Components ……………………………………………………………………………………………………………………………………1-5  \nVoltage Checks……………………………………………………………………………………………………………………………………………………1-5  \nWax Motor Check - Door Lock Mechanism……………………………………………………………………………………………1-5  \nWater Valve Test……………………………………………………………………………………………………………………………………………………1","cbCaisgjZ9Mp2gRw","https://ap.wps.com/l/cbCaisgjZ9Mp2gRw","pdf",6278650,124,"English","# General Safety Precautions\n# Introduction\n# Section 1 - General Information\n## How to Order Parts\n## Requirements\n## Uncrating Instructions\n## Washer Installation\n## Test Equipment\n## Electrical Tests\n## Electrical Test Chart\n## Placement of Components\n# Section 2 - Service Procedures\n## Controls\n## Touch Pad Assembly\n## Water Level Switch\n## Air Dome Hose\n## Meter Case\n## Service Door & Coin Box Monitor Switches\n## Front Panel\n## Top Cover\n## Door Assembly","[{\"question\":\"Who is this manual intended for, and what safety level is required?\",\"answer\":\"The manual is intended for qualified service technicians familiar with proper and safe procedures. Repairs and component replacements must be performed by qualified technicians using factory-approved parts.\"},{\"question\":\"What key electrical safety precautions must be followed during servicing?\",\"answer\":\"Electrical power supply should always be disconnected except when required for a specific servicing step. The appliance must be properly grounded, and voltage checks should be performed with extreme caution.\"},{\"question\":\"Which washer models are covered by this service manual?\",\"answer\":\"The manual covers Maytag horizontal washer models MAH14, MAH20, and MAH21, including the PD, PN, PR, and PS variants listed for each series.\"}]","Neptune Commercial High Efficiency Washer Service Manual - General Safety Precautions - Introduction - Section Guide | PDF",1792713946,312]