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Honda GXV120 Owner's Manual

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HONDA
E N G I N E S
Owner's Manual
GXV120
@
2001 Honda Motor Co., Ltd. -All Rights Reserved

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Summary of Contents for Honda GXV120

  • Page 1 HONDA E N G I N E S Owner’s Manual GXV120 2001 Honda Motor Co., Ltd. -All Rights Reserved...
  • Page 2 The information and specifications included in this publication were in Co., Ltd. effect a t the time of approval for printing. Honda Motor reserves the right, however, to discontinue or change specifications or design a t any time without notice and without incurring any obligation whatever.
  • Page 3 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 new engine and to operate it safely.

  • Page 4: Engine Safety

    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 5: Table Of Contents

    OPERATION ..............................SAFE OPERATING PRECAUTIONS ..............STARTING THE ENGINE ..............STOPPING THE ENGINE ..............SETTING ENGINE SPEED ............SERVICING YOUR HONDA ENGINE ..........THE IMPORTANCE OF MAINTENANCE ..............MAINTENANCE SAFETY ............... MAINTENANCE SCHEDULE ................... REFUELING .............. FUEL RECOMMENDATIONS ..............
  • Page 6 Battery Connections for Electric Starter ....Carburetor Modification for High Altitude Operation ................Oxygenated Fuels ........... Emission Control System Information .................... Air Index ................... Specifications ............... CONSUMER INFORMATION ................Honda Publications ............Customer Service Information ......QUICK REFERENCE INFORMATION Inside back cover...

  • Page 7: Important Safety Information

    Owner Responsibilities Honda engines are designed to give safe and dependable service if operated according to instructions. Read and understand this owner’s manual before operating the engine. Failure to do so could result in personal injury or equipment damage.
  • Page 8 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 9: Controls

    CONTROLS COMPONENT & CONTROL LOCATIONS STARTE R GRIP RECOIL STARTER SPARK PLUG / - 1 CONTROL LEVER THROTTLE STOP SCREW FUEL FILLER CAP OIL FILLER FUEL OIL DRAIN PLUG...

  • Page 10: Controls

    CONTROLS Fuel Valve Lever closes the passage between the fuel tank The fuel valve opens and and the carburetor. The fuel valve lever must be in the position for the engine to run. When the engine is not in use, leave the fuel valve lever in the OFF position to prevent carburetor flooding and to reduce the possibility fuel leakage.

  • Page 11: Control Lever

    CONTROLS Control Lever The control lever operates the ignition switch, throttle, and choke. STOP Stops the engine switching off the ignition system. All other control lever positions leave the ignition system switched on. SLOW For running the engine a t idle speed. FAST For restarting a warm engine, and for running the engine at maximum speed.

  • Page 12: Recoil Starter Grip

    CONTROLS Recoil Starter Grip Pulling the starter grip operates the recoil starter to crank the engin...

  • Page 13: Switch For Electric Starter (Applicable Engine Types)

    CONTROLS Switch for Electric Starter (applicable engine types) The electric starter will be connected to a remote control on the equipment powered by this engine. Refer to the instructions provided that equipment for remote control information.

  • Page 14: Before Operation

    BEFORE OPERATION IS YOUR ENGINE READY TO GO? For your safety, and to maximize the service life of your equipment, take a few moments before you operate the 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 15: Check The Engine

    BEFORE OPERATION Check the Engine Check the engine oil level (see page 24). Running the engine with a low oil level can cause engine damage. Check the air filter (see page 27 ). A dirty air filter will restrict air flow to the carburetor, reducing engine performance.

  • Page 16: Operation

    OPERATION SAFE OPERATING PRECAUTIONS Before operating the engine for the first time, please review the IMPORTANT SAFETY INFORMATION on page and the chapter titled BEFORE OPERA TION. Carbon monoxide gas is toxic. Breathing it can cause unconsciousness and even kill you. Avoid any areas or actions that expose you to carbon monoxide.
  • Page 17 OPERATION 2. To start a cold engine, move the control lever to the CHOKE position. To restart a warm engine, leave the control lever in the FAST position. The control lever shown here will be connected to a remote control on the equipment powered by this engine.
  • Page 18 OPERATION ELECTRIC STARTER (applicable engine types): will be connected to The electric starter a remote control on the equipment powered by this engine. Refer to the instructions provided that equipment for remote control information. If the engine fails to start within 5 seconds, release the starter switch, and wait at least 10 seconds before operating the starter again.

  • Page 19: Stopping The Engine

    OPERATION STOPPING THE ENGINE 1. Move the control lever to the STOP position. The control lever shown here will be connected to a remote control on the equipment powered by this engine. Refer to the instructions provided with that equipment for remote control information. STOP CONTROL LEVER OFF position.

  • Page 20: Setting Engine Speed

    OPERATION SETTING ENGINE SPEED Position the control lever for the desired engine speed. The control lever shown here will be connected to a remote control on the equipment powered by this engine. Refer to the instructions provided with that equipment for remote control information and engine speed recommendations.

  • Page 21: Servicing Your Honda Engine

    Other service tasks that are more difficult, or require special tools, are best handled by professionals and are normally performed by a Honda technician or other qualified mechanic. The maintenance schedule applies to normal operating conditions. If...

  • Page 22: Maintenance Safety

    Remember that your servicing dealer knows your engine best and is fully equipped to maintain and repair To ensure the best quality and reliability, use only new, genuine Honda parts or their equivalents for repair and replacement.

  • Page 23: Maintenance Schedule

    Service more frequently when used in dusty areas. These items should be serviced by your servicing dealer, unless you have the proper tools and are mechanically proficient. Refer to Honda shop manual for service procedures. For commercial use, log hours of operation to determine proper maintenance intervals.

  • Page 24: Refueling

    SERVICING YOUR ENGINE REFUELING Fuel tank capacity: 0.26 US gal ( 1 ! 2 ,0.22 Imp gal) With the engine stopped, remove the fuel tank cap and check the fuel level. Refill the tank if the fuel level is low. Gasoline is highly flammable and explosive.

  • Page 25: Fuel Recommendations

    If spark knock or pinging persists, see an authorized Honda servicing dealer. Running the engine with persistent spark knock or pinging can cause engine damage. Running the engine with persistent spark knock or pinging is misuse, and the Distributor's Limited Warranty does not cover parts damaged by misuse.

  • Page 26: Engine Oil Level Check

    SERVICING YOUR ENGINE ENGINE OIL LEVEL CHECK Check the engine oil level with the engine stopped and in a level position. 1. Remove the filler cap/dipstick and wipe it clean. 2. Insert and remove the dipstick without screwing it into the filler neck. Check the oil level shown on the dipstick.

  • Page 27: Engine Oil Change

    SERVICING YOUR ENGINE ENGINE OIL CHANGE Drain the used oil while the engine is warm. Warm oil drains quickly and completely. 1. Place a suitable container below the engine to catch the used oil, then remove the filler cap/dipstick and the drain plug. 2.Allow the used oil to drain completely, then reinstall the drain plug, and tighten securely.

  • Page 28: Engine Oil Recommendations

    80 100°F 4 0 -20 40°C AMBIENT TEMPERATURE The SAE oil viscosity and service classification are in the API label on the oil container. Honda recommends that you use API SERVICE category SJ oil.

  • Page 29: Air Filter Inspection

    SERVICING YOUR ENGINE FILTER INSPECTION Remove the two wing bolts, and remove the air cleaner cover. Check the air filter to be sure it is clean and good condition. If the air filter elements are dirty, clean or replace them as described o n page 28.

  • Page 30: Air Cleaner Service

    SERVICING YOUR ENGINE AIR CLEANER SERVICE A dirty air filter will 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 MAINTENANCE SCHEDULE. p i q Operating the engine without an air filter, or with a damaged air filter, will allow dirt to enter the engine, causing rapid engine wear.
  • Page 31 SERVICING YOUR ENGINE 4. Clean the air filter elements if they are to be reused. Paper air 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/cm’)] through the filter element from the inside.

  • Page 32: Spark Plug Service

    SERVICING YOUR ENGINE SPARK PLUG SERVICE Recommended spark plugs: BP5ES, BPR5ES (NGK) WIGEP-U, WIGEPR-U (DENSO) I-iEiZl An incorrect spark plug can cause engine damage. 1. Disconnect the spark plug cap, and remove any dirt from around the spark plug area. 2.

  • Page 33: Idle Speed Adjustment

    SERVICING YOUR ENGINE spark plug seats, tighten with a 13/16-inch spark 6.After the plug wrench to compress the washer. If reinstalling the used spark plug, tighten 1/8-1/4 turn after the spark plug seats. If installing a new spark plug, tighten 1/2 turn after the spark plug seats.

  • Page 34: Spark Arrester Maintenance (Optional Equipment)

    Check local laws and regulations. A spark arrester is available from authorized Honda servicing dealers. The spark arrester must be serviced every 100 hours to keep it functioning as designed.

  • Page 35: Helpful Tips & Suggestions

    HELPFUL TIPS & SUGGESTIONS STORING YOUR ENGINE Storage Preparation Proper storage preparation is essential for keeping your engine troublefree and looking good. The following steps will help to keep rust and corrosion from impairing your engine's function and appearance, and will make the engine easier to start when you use it again.
  • Page 36 HELPFUL TIPS & SUGGESTIONS The Distributor’s Limited Warranty does not cover fuel system damage or engine performance problems resulting from neglected storage preparation. You can extend fuel storage life by adding a fuel stabilizer that formulated for that purpose, or you can avoid fuel deterioration problems by draining the fuel tank and carburetor.
  • Page 37 HELPFUL TIPS & SUGGESTIONS DRAINING THE FUEL TANK AND CARBURETOR 1. Place an approved gasoline container below the carburetor, and use a funnel to avoid spilling fuel. 2. Remove the carburetor drain bolt, then move the fuel valve lever to the ON position.

  • Page 38: Storage Precautions

    HELPFUL TIPS & SUGGESTIONS Engine Oil 25). 1. Change the engine oil (see page 2. Remove the spark plug (see page 30). 3. Pour a tablespoon 10 cc) of clean engine oil into the cylinder. 4. Pull the starter rope several times to distribute the oil in the cylinder. 5.

  • Page 39: Removal From Storage

    HELPFUL TIPS & SUGGESTIONS Position the equipment so the engine is level. Tilting can cause fuel or oil leakage. With the engine and exhaust system cool, cover the engine to keep out dust. A hot engine and exhaust system can ignite or melt some materials.

  • Page 40: Transporting

    HELPFUL TIPS & SUGGESTIONS TRANSPORTING If the engine has been running, allow it to cool for a t least 15 minutes before loading the engine-powered equipment on the transport vehicle. A hot engine and exhaust system can burn you and can ignite some materials.

  • Page 41: Taking Care Of Unexpected Problems

    Refuel with fresh or refueled with bad 4. Remove and inspect spark plug. 5. Take engine to an authorized Honda servicing dealer, or refer to shop manual. Correction Possible Cause ENGINE LACKS POWER Clean or replace filter Filter elements 1.

  • Page 42: Technical Consumer Information

    TECHNICAL & CONSUMER INFORMATION TECHNICAL INFORMATION Serial Number Location Record the engine serial number in the space below. You will need this serial number when ordering parts, and when making technical or warranty inquires (see page 49 Engine serial number:...

  • Page 43: 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 8 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 ( + )

  • Page 44: Carburetor Modification For High Altitude Operation

    TECHNICAL & CONSUMER INFORMATION Carburetor Modification for High Altitude Operation will be too 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 plug and cause hard starting. Operation at an altitude that differs from that at which this engine was certified, for extended periods of time, may increase emissions.

  • Page 45: Oxygenated Fuels

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

  • Page 46: Emission Control System Information

    The following instructions and procedures must be followed in order to keep the emissions from your Honda engine within the emission standards. Tampering and Altering Tampering with or altering the emission control system may increase limit.
  • Page 47 Rough idle. Misfiring or backfiring under load. Afterburning (backfiring). Black exhaust smoke or high fuel consumption. Replacement Parts The emission control systems on your Honda engine were designed, built, and certified conform with and California emission regulations. We recommend the use of genuine Honda parts whenever you have maintenance done.

  • Page 48: Air Index

    TECHNICAL & CONSUMER INFORMATION Air Index An Air Index Information hang tag/label is applied to engines certified with the to an emission durability time period in accordance requirements of the California Air Resources Board. The bar graph is intended to provide you, our customer, the ability to compare the emissions performance of available engines.

  • Page 49: Specifications

    PTO shaft rotation Counterclockwise Tuneup MAINTENANCE SPECIFICATION ITEM Rerer to page 30 0.028-0.031 in Spark plug gap (0.70-0.80 mm) Valve clearance IN: 0.15 0.02 mm(cold) See you authorized EX: 0.20 0.02 mm(cold) Honda dealer Other specifications No other adjustments needed...

  • Page 50: Consumer Information

    These publications will give you additional information for You may order them from 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.

  • Page 51: Customer Service Information

    General Manager can help. Almost all problems are solved in this way. If you are dissatisfied with the decision made by the dealership's management, contact the Honda Power Equipment Customer Relations Office. You can write to: American Honda Motor Co., Inc. Power Equipment Division Customer Relations Office...
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  • Page 55: Quick Reference Information

    QUICK REFERENCE INFORMATION...

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