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O . Box 297 • Whitewater, WI • 53190  \nPhone: (262) 473-5514 Fax: (262) 472-6505  \nPrinted in U.S.A Draft Approved-04/24/03  \nFOREWORD  \nThis manual has been written and published by GENERAC® POWER SYSTEMS, [INC. to](INC. to) aid our dealers’ mechanics, company service personnel and general consumers when servicing the products described herein.  \nIt is assumed that these personnel are familiar with the servicing procedures for these products, or like or similar products, manufactured and marketed by GENERAC® POWER SYSTEMS, INC. It is also assumed that they have been trained in the recommended servicing procedures for these products, which includes the use of mechanics hand tools and any special tools that might be required.  \nProper service and repair is important to the safe, economical and reliable operation of the products described herein. The troubleshooting, testing, service and repair procedures recommended by GENERAC® POWER SYSTEMS, INC. and described in this manual are effective methods of performing such operations. Some of these operations or procedures may require the use of specialized equipment. Such equipment should be used when and as recommended.  \nWe could not possibly know of and advise the service trade of all conceivable procedures or methods by which a service might be performed, nor of any possible hazards and/or results of each procedure or method. We have not undertaken any such wide evaluation. Therefore, anyone who uses a procedure or method not recommended by the manufacturer must first satisfy himself that neither his safety, northe product’s safety, will be endangered by the service or operating procedure selected.  \nAll information, illustrations and specifications contained in this manual are based on the latest product information available at the time of publication. However, GENERAC® POWER SYSTEMS, INC. reserves the right to change, alter or otherwise improve the product at any time without prior notice.  \nSome components or assemblies of the product described in this manual may not be considered repairable. Disassembly, repair andreassembly of such components may not be included in this manual.  \nThe engines described herein may be used to power a wide variety of products. Service and repair instructions relating to any such products are not covered in this manual. For information pertaining to use of these engines with other products, refer to any owner’s or service manuals pertaining to said products.  \nTABLE OF CONTENTS  \nRULES FOR SAFE OPERATION  \nDIMENSIONS AND FEATURES  \n4-CYCLE ENGINE THEORY  \nSECTION 1: GENERAL INFORMATION  \nSECTION 2: IGNITION  \nSECTION 3: CARBURETION  \nSECTION 4: GOVERNOR CONTROLS AND GOVERNOR  \nSECTION 5: CYLINDER HEAD AND VALVES  \nSECTION 6: ELECTRIC STARTER  \nSECTION 7: ALTERNATORS  \nSECTION 8: LUBRICATION SYSTEM  \nSECTION 9: ENGINE DISASSEMBLY  \nSECTION 10: CYLINDER AND CRANKCASE COVER  \nSECTION 11: CRANKSHAFT AND CAMSHAFT  \nSECTION 12: PISTON, RINGS AND CONNECTING ROD INSPECTION AND ASSEMBLY  \nSECTION 13: ENGINE ASSEMBLY  \nSECTION 14: SPECIFICATIONS  \nA WORD ABOUT SPECIAL TOOLS  \nMany of the procedures depicted in this manual require the use of special tools. Some of the tools required are available as Generac parts and are listed as such in this manual.  \nATTENTION!  \nGenerac Power Systems does not approve or authorize the use of these engines on All Terrain Vehicles (ATV’s), go-carts, motorbikes, aircraft products, personal watercraft, or vehicles intended for use in competitive events. Use of these engines in such applications could result in property damage, serious injury (including paralysis), or even death.  \nRULES FOR SAFE OPERATION  \nIf you do not understand any portion of this manual, contact Generac or your nearest Generac Authorized Service Dealer for starting, operating and servicing procedures.  \nThroughout this publication and on tags and decals affixed to the eng","cbCairVMFcn3iQmQ","https://ap.wps.com/l/cbCairVMFcn3iQmQ","pdf",25348338,87,"English","# TABLE OF CONTENTS\n## RULES FOR SAFE OPERATION\n## DIMENSIONS AND FEATURES\n## 4-CYCLE ENGINE THEORY\n## SECTION 1: GENERAL INFORMATION\n## SECTION 2: IGNITION\n## SECTION 3: CARBURETION\n## SECTION 4: GOVERNOR CONTROLS AND GOVERNOR\n## SECTION 5: CYLINDER HEAD AND VALVES\n## SECTION 6: ELECTRIC STARTER\n## SECTION 7: ALTERNATORS\n## SECTION 8: LUBRICATION SYSTEM\n## SECTION 9: ENGINE DISASSEMBLY\n## SECTION 10: CYLINDER AND CRANKCASE COVER\n## SECTION 11: CRANKSHAFT AND CAMSHAFT\n## SECTION 12: PISTON, RINGS AND CONNECTING ROD INSPECTION AND ASSEMBLY\n## SECTION 13: ENGINE ASSEMBLY\n## SECTION 14: SPECIFICATIONS\n## A WORD ABOUT SPECIAL TOOLS","[{\"question\":\"Who is the Generac service manual intended for?\",\"answer\":\"It is written to aid dealers’ mechanics, company service personnel, and general consumers when servicing the described products.\"},{\"question\":\"What do the DANGER, WARNING, CAUTION, and NOTE blocks mean?\",\"answer\":\"DANGER and WARNING indicate instructions that can result in personal injury if not strictly complied with; CAUTION covers instructions to prevent damage to equipment and/or property; NOTE provides explanatory statements requiring special emphasis.\"},{\"question\":\"What safety guidance should be followed before operating or servicing the equipment?\",\"answer\":\"Study the rules for safe operation, follow the special instruction blocks carefully, observe DANGER/WARNING/CAUTION/NOTE during service, and use common sense to prevent accidents.\"}]","Manual - SERVICE MANUAL - GTV - 990/760 V-TWIN - OHVI ENGINE | PDF",219]