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Honda GXV670 Owner's Manual

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  • Page 1

    Click SAVE to save this manual to your computer. Thank you for choosing Honda.

  • Page 2

    E N G I N E S Owner’s Manual GXV610 GXV620 GXV67O...

  • Page 3

    The engine exhaust from this product contains chemicals known to the State of California defects or other reproductive harm. Keep this owner's manual handy, so you can refer to it at any time. This owner's manual is considered a permanent part of the engine and should remain with the engine if resold.

  • Page 4

    Congratulations on your selection of a Honda engine. We are certain you will be pleased with your purchase of one of the finest engines on the market. We want to help you get the best results from your operate safely. This manual contains the information on how to do that;...

  • Page 5

    INTRODUCTION A FEW WORDS ABOUT SAFETY Your safety and the safety of others are very important. And using this engine safely is an important responsibility. To help you make informed decisions about safety, we have provided operating procedures and other information on labels and in this manual.

  • Page 6: Table Of Contents

    COMPONENT & CONTROL LOCATIONS CONTROLS Choke Lever Throttle Lever Recoil Starter Grip FEATURES Fuel-cut Solenoid Oil Cooler (GXV670) BEFORE OPERATION IS YOUR ENGINE READY TO GO? Check the General Condition of the Engine Check the Engine Check the Equipment Powered OPERATION...

  • Page 7

    CONTENTS & HELPFUL TIPS SUGGESTIONS STORING YOUR ENGINE Storage Preparation Storage Precautions Removal From Storage TRANSPORTING TAKING CARE OF UNEXPECTED PROBLEMS ENGINE WILL NOT START ENGINE LACKS POWER & TECHNICAL CONSUMER INFORMATION TECHNICAL INFORMATION Serial Number Location Battery Connections for Electric Starter Remote Control Linkage Carburetor Modification for High Altitude Operation Oxygenated Fuels...

  • Page 8: Important Safety Information

    IMPORTANT SAFETY INFORMATION Most accidents with engines can be prevented instructions in this manual and on the engine. Some of the most common hazards are discussed below, along protect yourself and others. Owner Responsibilities Honda engines are designed to give safe and dependable service if operated according to instructions.

  • Page 9: Engine Safety

    ENGINE SAFETY Carbon Monoxide Hazard Exhaust gas contains poisonous carbon monoxide. Avoid inhalation of exhaust gas. Never run the engine in a closed garage or confined area. Other Equipment Review the instructions provided with the equipment powered by this engine for any additional safety precautions that should be observed in conjunction with engine startup, shutdown, or operation, or protective apparel that may be needed to operate the equipment.

  • Page 10: Component & Control Locations

    COMPONENT & CONTROL LOCATIONS GXV61 O/GXV620 FAN COVER PROTECTOR TYPE PROTECTOR TYPE RECOIL GRID EQUIPPED TYPE (STANDARD TYPE) STARTER GRIP (QWA type only) OIL PRESSURE SWITCH SPARK PLUG FILTER FUEL...

  • Page 11: Controls & Features

    CONTROLS & FEATURES ELECTRIC S SPARK PLUG MUFFLER...

  • Page 12

    CONTROLS & FEATURES GXV670 OIL PRESSURE SWITCH OIL COOLER FUEL FILTER SPARK PLUG SPARK PLUG...

  • Page 13: Controls

    CONTROLS & FEATURES CONTROLS Choke Lever The choke lever opens and closes the choke valve The CLOSED position enriches the fuel mixture for starting a cold engine. The OPEN position provides the correct fuel mixture for operation after starting, and for restarting a warm engine. Some engine applications use a engine-mounted choke control rather than the remote-mounted choke lever shown instructions provided with the equipment powered by this engine for...

  • Page 14: Throttle Lever

    Throttle Lever The throttle lever controls engine speed. Moving the throttle lever in run faster or slower. Some engine applications use a remotely-mounted throttle control rather than the engine-mounted throttle lever shown here. Refer to the instructions provided with the equipment powered by this engine for remote control information.

  • Page 15: Features

    The engine must be connected to the battery to energize the fuel-cut solenoid, allowing the engine fuel flow to the carburetor main jet Oil Cooler (GXV670) The GXV670 engine is equipped with an oil cooler to maintain the correct temperature. OFF position.

  • Page 16: Before Operation

    IS YOUR ENGINE READY TO For your safety, and to maximize the service life of your equipment, is very important to engine to check its condition. Be sure to take care of any problem you find, or have your servicing dealer correct it, before you operate the engine.

  • Page 17: Check The Engine

    BEFORE OPERATION Check the Engine Check the engine oil level (see page 24). Running the engine with a oil level can cause engine damage. Check the air filter (see page 29). A dirty air filter will restrict air flow to the carburetor, reducing engine performance. Check the fuel level.

  • Page 18: Operation

    SAFE OPERATING PRECAUTIONS Before operating the engine for the first time, please review the IMPORTANT SAFETY INFORMATION on page BEFORE OPERA TION. Carbon monoxide gas is toxic. Breathing unconsciousness and even kill you. Avoid any areas or actions that expose you to carbon monoxide. Review the instructions provided with the equipment powered by this engine for any safety precautions that should be observed conjunction with engine startup, shutdown, or operation.

  • Page 19

    OPERATION 2. To start a cold engine, pull the choke lever to the To restart a warm engine, leave the choke lever in the Some engine applications rather than the remote-mounted choke lever shown here. the instructions provided with the equipment powered by this engine for remote control information.

  • Page 20

    4. Turn the engine switch to the 5. Operate the starter. RECOIL STARTER (applicable engine types): Pull the starter grip lightly until you feel resistance, then pull briskly. Return the starter grip gently. ELECTRIC STARTER (all engine types): Turn the key to the START position, and hold it there until the engine starts.

  • Page 21: Stopping The Engine

    OPERATION STOPPING THE ENGINE To stop the engine in an emergency, simply turn the engine switch to the OFF position. Under normal conditions, procedure. 1. Move the throttle lever to the Some engine applications rather than the remote-mounted throttle lever shown here. Refer to the instructions provided with the equipment powered engine for remote control information.

  • Page 22: Setting Engine Speed

    SElTlNG ENGINE SPEED Position the throttle lever for the desired engine Some engine applications rather than the remote-mounted throttle lever shown For engine speed recommendations, refer to the instructions provided with the equipment powered by this engine. THROlTLE LEVER Do not disconnect the battery from the engine while the engine is running.

  • Page 23: Servicing Your Honda Engine

    SERVICING YOUR HONDA ENGINE THE IMPORTANCE Good maintenance is essential for safe, economical, and trouble-free operation. It will also help reduce air pollution. Improperly maintaining :his engine, or failure to correct a problem before operation, can c a x e malfunction in which you can be seriously hurt or killed.

  • Page 24: Maintenance Safety

    MAINTENANCE SAFETY Some of the most important safety precautions follow. However, we cannot warn you of every conceivable performing maintenance. Only you can decide whether or not you should perform a given task. Failure to properly follow maintenance instructions and precautions can cause you to be seriously hurt or killed.

  • Page 25: Maintenance Schedule

    MAINTENANCE SCHEDULE Fuel tank Clean Fuel tube Check Emission-related items. Replace the paper air filter element only. Service more frequently when used in dusty areas. (2) These items should be serviced by your servicing you have the proper tools and are mechanically proficient. Refer to the Honda shop manual for service procedures.

  • Page 26: Fuel Recommendations

    FUEL RECOMMENDATIONS Use unleaded gasoline with a pump octane rating of 86 These engines are certified t o operate on unleaded gasoline. Unleaded gasoline produces fewer engine and spark plug deposits and extends exhaust system life. Never use stale or contaminated gasoline Avoid getting dirt or water in the fuel tank.

  • Page 27: Engine Oil Level Check

    Check the engine oil level position. 1. Place the engine on a level surface. 2.GXV670 ONLY: Start the engine and let Stop the engine and wait for 2 or 3 minutes. 3. Remove the oil filler cap/dipstick and wipe 4. Insert and remove the dipstick without screwing it into the oil filler neck.

  • Page 28: Engine Oil Change

    Running the engine with a low oil level can cause engine damage. 4. Reinstall the oil filler cap/dipstick securely. OIL DRAIN BOLT SERVICING YOUR HONDA ENGINE (see page 28). GXV670 2.1 US GXV61O/GXV620 2.3 US qt (2.2 GXV670 OIL FILLER CAPIDIPSTICK the drain bolt.

  • Page 29: Oil Filter Change

    SERVICING YOUR HONDA ENGINE OIL FILTER CHANGE 1. Drain the engine oil, and retighten the drain bolt securely (see page 25). 2. Remove the oil filter with oil filter wrench, and drain the remaining oil into a suitable container. Discard the used oil filter. [NOTlCE] Use an oil filter socket, rather than a strap wrench, to avoid striking and damaging the oil...

  • Page 30

    4.Screw on the new oil filter by hand until the seal contacts the filter mounting base, then use an oil filter wrench to tighten the filter an additional 7/8 turn. Oil filter tightening torque: 16 Ibf-ft (22 N - m 5.

  • Page 31: Engine Oil Recommendations

    SERVICING YOUR HONDA ENGINE ENGINE OIL RECOMMENDATIONS Oil is a major factor affecting performance and service life. Use 4-stroke automotive detergent oil. SAE IOW-30 is recommended for general use. Other viscosities shown in the chart may be used when the within the recommended range.

  • Page 32: Air Filter Inspection

    AIR FILTER INSPECTION Remove the air cleaner cover and inspect the filter elements. replace dirty filter elements. Always replace damaged filter elements. Refer to page30for instructions that apply to the air service. PAPER FILTER ELEMENT FOAM FILTER ELEMENT AIR CLEANER COVER SERVICING YOUR HONDA ENGINE AIR CLEANER BASE...

  • Page 33: Air Cleaner Service

    SERVICING YOUR HONDA ENGINE AIR CLEANER SERVICE will A dirty air filter restrict air flow to the carburetor, reducing engine performance. If you operate the engine in very dusty areas, clean the air filter more often than specified in the (see page 22).

  • Page 34

    5. Clean the air filter elements if they Paper filter element: Tap the filter element several times on a hard surface to remove dirt, or blow compressed air [not exceeding 30 psi (207 kPa, 2.1 kgf/cm2)] through the filter element from the that faces the engine.

  • Page 35: Fuel Filter Inspection

    SERVICING YOUR HONDA ENGINE FUEL FILTER INSPECTION Remove the air cleaner cover and the paper filter elements 30). 2. Remove the two 6 mm nuts and remove the air air cleaner base. 3. Remove the two 5 mm special bolts and two 6 mm flange bolts from the air cleaner base and remove the air cleaner base.

  • Page 36: Spark Plug Service

    SPARK PLUG SERVICE Recommended spark plugs: ZGR5A (NGK) Incorrect spark plugs can cause engine damage. 1. Disconnect the spark plug caps, and remove the spark plug area. 2. Remove the spark plugs with a 13/16-inch spark plug wrench. SPARK PLUG CAP 3.

  • Page 37

    SERVICING YOUR HONDA ENGINE 6.After the spark plug wrench to compress the washer. If reinstalling the used spark spark plug seats. If installing a new spark plugs, tighten 1/2 turn after the spark plug seats. A loose spark plug can overheat and damage the engine. Overtightening the cylinder head.

  • Page 38: Spark Arrester Maintenance (optional Equipment)

    SPARK ARRESTER SERVICE (optional equipment) Your engine is not factory-equipped with a spark arrester. In some areas, is illegal to operate an engine without a spark local laws and regulations. authorized Honda servicing dealers. The spark arrester functioning as designed. If the engine has been running, the muffler muffler to cool before servicing the spark Remove the 6 m m flange bolts from the muffler protector, and...

  • Page 39

    SERVICING YOUR HONDA ENGINE 3. Use a brush to remove carbon deposits from the spark arrester screen. Be careful to avoid damaging the screen. The spark arrester must be free of spark arrester if it is damaged. SPARK ARRESTER SCREEN 4.

  • Page 40: Helpful Tips & Suggestions

    HELPFUL TIPS & SUGGESTIONS STORING YOUR ENGINE Storage Preparation Proper storage preparation is essential troublefree and looking good. rust and corrosion from impairing your engine's function and appearance, and will make the engine t o start easier when you use it again.

  • Page 41

    HELPFUL TIPS & SUGGESTIONS The Distributor’s Limited Warranty damage or engine performance problems resulting from neglected storage preparation. You can extend fuel storage life formulated for that purpose, or you problems by draining the fuel tank and carburetor. ADDING A FUEL STABILIZER TO EXTEND FUEL STORAGE LIFE When adding a fuel stabilizer, fill the fuel tank with fresh gasoline.

  • Page 42

    DRAINING THE FUEL TANK AND CARBURETOR 1. Disconnect the fuel line to the engine, and drain the fuel tank into approved gasoline container. If the fuel tank is equipped with a valve turn the fuel valve to the OPEN or ON position to enable draining. After draining is completed, reconnect the fuel line.

  • Page 43: Storage Precautions

    HELPFUL TIPS & SUGGESTIONS Engine Oil 1. Change the engine oil (see page 25). Engine Cylinder 1. Remove the spark plugs (see page 33). 2. Pour a tablespoon (5- 10 cc) of clean engine oil into the cylinders. 3. Pull the starter rope several times to distribute the oil in the cylinders.

  • Page 44: Removal From Storage

    Position the equipment so the engine is level. Tilting can cause fuel or oil leakage. With the engine and exhaust system dust. A hot engine materials. Do not use sheet plastic as a dust cover. A nonporous cover will trap moisture around the engine, promoting rust and corrosion. If installed, remove the battery and store Recharge the battery once a month while the engine is in storage.

  • Page 45: Transporting

    HELPFUL TIPS & SUGGESTIONS TRANSPORTING If the engine has been running, allow before loading the engine-powered equipment on the transport vehicle. A hot engine and exhaust system can burn you and can ignite some materials. Keep the engine level when transporting to reduce the possibility of fuel leakage.

  • Page 46: Engine Will Not Start

    ENGINE WILL NOT START Check battery and fuse. 2. Check control positions. Check fuel. 4. Remove and inspect spark plug. 5. Take engine to an authorized Honda servicing dealer, or refer to shop manual. ENGINE LACKS POWER 1. Check air filter. 2.

  • Page 47: Technical & Consumer Information

    TECHNICAL & CONSUMER INFORMATION TECHNICAL INFORMATION Serial Number Location ENGINE SERIAL NUMBER Record the engine serial number in the serial number when ordering warranty inquires (see page 57 Engine serial number: ELECTRIC STARTER (QAF type) space below. You will need this parts, and when making technical or...

  • Page 48: Battery Connections For Electric Starter

    TECHNICAL & CONSUMER INFORMATION Battery Connections for Electric Starter Use a 12-volt battery with an ampere-hour rating of at least 45 Ah. Be careful not to connect the battery in reverse polarity, as this will short circuit the battery charging system. Always connect the positive battery cable to the battery terminal before connecting the negative battery cable, so your tools cannot cause a short circuit if...

  • Page 49: Remote Control Linkage

    TECHNICAL & CONSUMER INFORMATION Remote Control Linkage The throttle and choke control levers optional cable attachment. The following illustrations show installation examples for a solid wire cable. Do not use a braided wire cable. REMOTE THROlTLE AND REMOTE CHOKE CABLE HOLDER (2) l6 mm (2) CHOKE CABLE LEFT SIDE CONTROL...

  • Page 50: Carburetor Modification For High Altitude Operation

    TECHNICAL & CONSUMER INFORMATION Carburetor Modification for High Altitude Operation At high altitude, the standard carburetor air-fuel mixture rich. Performance will decrease, and fuel consumption will increase. A very rich mixture will also foul the spark plugs and cause hard starting. High altitude performance can be improved by specific modifications to the carburetor.

  • Page 51: Oxygenated Fuels

    TECHNICAL & CONSUMER INFORMATION Oxygenated Fuels Some conventional gasolines ether compound. These gasolines are collectively referred to oxygenated fuels. To meet clean air standards, some Canada use oxygenated fuels to help reduce emissions. If you use an oxygenated fuel, be sure it is unleaded and meets the minimum octane rating requirement.

  • Page 52: Emission Control System Information

    Emission Control System Information Source of Emissions The combustion process produces carbon monoxide, oxides of nitrogen, and hydrocarbons. Control of hydrocarbons and oxides of nitrogen is very important react to form photochemical smog when subjected to sunlight. Carbon monoxide does not react in the same way, but Honda utilizes lean carburetor settings and other systems the emissions of carbon monoxide, oxides of nitrogen and hydrocarbons.

  • Page 53

    Problems That Maybl ffect Emissions If you are aware of any of the following symptoms, have your engine inspected and repaired by your servicing dealer. Hard starting or stalling after starting. Rough idle. Misfiring or backfiring under load. Afterburning (backfiring). Black exhaust smoke or high fuel consumption.

  • Page 54: Air Index

    AIR INDEX An Air Index Information hang tag/label was applied to this engine in accordance with the requirements Board. The bar graph is intended to provide you, our customer, the ability to compare the emissions performance of available engines. The lower the Air Index, the less pollution.

  • Page 55: Specifications

    TECHNICAL & CONSUMER INFORMATION Specifications GXV610-QAF Type Length Width Height Dry weight Engine type Displacement [Bore Stroke] Max. output Max. torque Fuel consumption Cooling system Ignition system PTO shaft rotation Type GXV620-QAF Length Width Height Dry weight Engine type Displacement [Bore Stroke] Max.

  • Page 56

    TECHNICAL & CONSUMER INFORMATION Specifications GXV670-TAF Type Length Width Height Dry weight Engine type Displacement [Bore Stroke] Max. output Max. torque Fuel consumption Cooling system Ignition system PTO shaft rotation GXV670 Tuneup ITEM Spark plug gap Valve clearance (cold) Other specifications 18.3...

  • Page 57: Wiring Diagrams

    & RIGHT RIGHT SPARK PLUG IGNITION COIL 3A CHARGE COIL LEFT LEFT SPARK PLUG IGNITION COIL ENGINE SWITCH RECTIFIER & BATTERY STARTER FUEL CUT MOTOR SOLENOID VALVE ENGINE SWITCH ENGINE GROUND...

  • Page 59: Honda Publications

    TECHNICAL & CONSUMER INFORMATION CONSUMER INFORMATION Honda Publications These publications will give you additional information for maintaining and repairing your engine. your Honda engine dealer. Shop Manual This manual covers complete maintenance and overhaul procedures. It is intended to be used by a skilled technician. Parts Catalog This manual provides complete, illustrated parts lists.

  • Page 60: Consumer Information

    The Service Manager or General Manager can help. Almost all problems are solved in this way. If you are dissatisfied management, contact the Honda Power Equipment Customer Relations Office. You can write to: American Honda Motor...

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    MEMO...

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    MEMO...

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    MEMO...

  • Page 64: Quick Reference Information

    SAE IOW-30, API SJ, for general use (page 28) Without oil filter replacement: GXV61 O/GXV620 1.8 US qt (1.7 €4 GXV670 2.1 US qt (2.0 € 4 , 1.8 Imp qt) With oil filter replacement: GXV61 O/GXV620 2.3 US qt (2.2 GXV670 2.6 US...

This manual also for:

Gxv610, Gxv620

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