This comprehensive Mercury Mariner two-stroke Workshop Manual/Repair manual covers a wide range of outboard motors manufactured between 1965 and 1991, encompassing models with horsepower ratings from 2.2 to 40 HP. It is an essential resource for boat owners and mechanics alike, providing detailed instructions and guidance for servicing and repairing these popular and reliable outboards. The manual covers a wide array of topics, from basic maintenance procedures to complex engine rebuilds, ensuring you have all the information you need to keep your Mercury or Mariner outboard running smoothly. The manual includes detailed specifications for each covered model, allowing you to easily identify the correct parts and procedures for your specific motor. It also provides in-depth maintenance schedules, including recommended service intervals and step-by-step instructions for essential tasks like spark plug replacement, fuel line maintenance, engine oil changes, gear oil changes, and more. Beyond routine maintenance, the manual delves into detailed repair procedures for various engine components. You'll find comprehensive coverage of the electrical system, including starter motors, battery charging systems, and troubleshooting guides. The ignition system is also thoroughly examined, with information on ignition timing, spark plug firing order, and component replacement. Should your outboard be equipped with a carburetor, the manual provides comprehensive instructions for adjustment, rebuilding, removal, inspection, and cleaning. For models with electronic fuel injection systems, the manual details the EFI system components, their function, and troubleshooting tips. The manual also covers the critical powerhead components, including the cylinder head, intake manifold, crankshaft, pistons, and counter balancer mechanism, providing detailed instructions for removal, inspection, installation, and repair. The mid-section components, such as the engine side cover, driveshaft housing, oil pan, swivel bracket, steering bracket, and water pressure valve, are also covered in detail. The lower unit, which houses the gear case, propeller shaft, water pump, and other essential components, is thoroughly examined, providing detailed instructions for inspection, removal, installation, cleaning, assembly, and reassembly. The manual also includes chapters on attachments and control linkage, throttle/shift linkage, tiller handle, manual starter, diagnostic troubleshooting, and wiring diagrams. With its comprehensive coverage, detailed illustrations, and clear instructions, this service manual is an indispensable tool for anyone seeking to maintain or repair a Mercury or Mariner outboard motor from the 1965-1991 model years.

This comprehensive Mercury/Mariner two-stroke outboard motor workshop manual is an essential resource for boat owners and mechanics seeking to maintain, repair, and understand the intricacies of these reliable engines. Covering a wide range of models produced between 1965 and 1991, this manual encompasses a power range from 2.2 hp to 40 hp, spanning the popular and enduring 3.9 hp, 6 hp, 9.8 hp, 20 hp, 35 hp, and 40 hp outboards. Its detailed and step-by-step instructions guide users through every aspect of service, from basic maintenance procedures to complex engine overhauls. The manual's content is organized into distinct chapters that cover all major components and systems of the outboard motor. From a thorough understanding of engine specifications and maintenance schedules to detailed breakdowns of electrical, ignition, carburetor, and fuel injection systems, the user will find comprehensive information for troubleshooting, diagnosing, and repairing any issue. The service manual also includes a wealth of illustrations, diagrams, exploded parts views, and pictures to further aid in understanding and performing repairs. With this manual, users are equipped with the knowledge and tools necessary to keep their Mercury/Mariner outboard motors running smoothly and efficiently for years to come.