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HONDA ENGINES Owner’s Manual GXH50
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The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth 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 if resold. remain with the engine The information and specifications included in this publication were in effect at the time of approval for printing. Honda Motor Co., Ltd. reserves
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INTRODUCTION 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. This manual contains the information on how to do that; please read it carefully. As you read this manual, you will find information preceded by a symbol. That information is intended to help you avoid damage to your engine, other property,
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~~ ~~ __~ ~ ~-~~_~___. . ~~~~~ ~ ~~~ 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. This information alerts you to potential hazards that could hurt you or others. Of course, it is not practical or possible to warn you about
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ENGINE SAFETY ....................................................................................... 5 IMPORTANT SAFETY INFORMATION ................................................. 5 CONTROLS & FEATURES ......................................................................... 7 COMPONENT & CONTROL LOCATIONS ............................................ 7 CONTROLS ........................................................................................... 8 Fuel Valve Lever ...............
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CONTENTS SERVICING YOUR HONDA ENGINE (continued) AIR FILTER INSPECTION ................................................................... 30 AIR FILTER CLEANING ...................................................................... 31 SPARK PLUG SERVICE ..................................................................... 32 SPARK ARRESTER SERVICE ............................................................ 34 HELPFUL TIPS & SUGGESTIONS ..................................................
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ENGINE SAFETY IMPORTANT SIAFETY INFORMATION Most accidents with engines can be prevented if you follow all instructions in this manual and on the engine. Some of the most common hazards are discussed below, along with the best way to protect yourself and others. Owner Responsibilities Honda engilnes 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
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ENGINE SAFETY Carbon Monoxide Hazard Exhaust gas contains poisonous carbon monoxide. Avoid inhalation of ex- haust 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. 6
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CONTROLS & FEATURES COMPONENT & CONTROL LOCATIONS SPAR1 K PLUG \ &PROITLE LEVER OIL FILLER CAP DIPSTICK / STARTER GRIP RECOIL STARTER OIL DRAIN PLUG FUEL FILLER CAP, x jUELTANK ‘IGNITION SWITCH Y 7
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CONTROLS & FEATURES CONTROLS Fuel Valve Lever The fuel valve opens and closes the passage between the fuel tank and the carburetor. The fuel valve lever must be in the ON position for the engine to run. When the engine is not in use or being transported, leave the fuel valve lever in the OFF position to prevent carburetor flooding and to reduce the possibility of fuel leakage. LEVER 8
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CONTROLS & FEATURES Ignition Switch The ignition switch enables and disables the ignition system. The ignition switch must be in the ON position for the engine to run. Turning the ignlition switch to the OFF position stops the engine. IGNITION SWITCH 9
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CONTROLS & FEATURES Choke Lever The choke lever opens and closes the choke valve in the carburetor. 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. CHOKE LEVER 10
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CONTROLS & FEATURES Throttle Lever The throttle lever controls engine speed. Moving the thrsttie lever in the directions shown makes the engine run faster or slower. THROITLE LEVER 11
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CONTROLS & FEATURES Recoil Starter Grip Pulling the starter grip operates the recoil starter to crank the engine. (EQUIPMENT SIDE) STARTER GRIP 12
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CONTROLS & FEATURES FEATURES Oil Alert@ System (applicable engine types) The Oil Alert@ system is designed to prevent engine damage caused by an insufficient amount of oil in the crankcase. Before the oil level in the crankcase can fall below a safe limit, the Oil Alert@ system will automatically stop the engine (the ignition switch will remain in the ON position). If the engine stops and will not restart, check the engine oil level (page 26) before troubleshooting in other areas. 1
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BEFORE OPERATION IS YOUR ENGINE READY TO GO? For your safety, and to maximize the service life of your equipment, it is very important to take a few moments before you operate the 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. Improperly maintaining this engine, or failing to correct a problem before operation, could cause a malfunction in which you could be seriously i
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BEFORE OPERATION Check the En!gine Check the engine oil level (see page 26), Running the engine with a low oil level can cause engine damage. The Oil Alert system (applicable engine types) will automatically stop the engine befcre the oil level falls below safe limits. However, to avoid the inconvenience of an unexpected shutdown, always check the engine oil level before startup. Check the air filter (see page 30). A dirty air filter will restrict air flow to the carburetor, lreducing
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OPERATION SAFE OPERATING PRECAUTIONS Before operating the engine for the first time, please review the IMPORTANT page 5 and the chapter titled BEFORE OPERA- SAFETY INFORMATIONon 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. Review the instructions provided with the equipment powered by this engine for any safety precautions that should be observed in conjun
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OPERATION ~ ~~ 2. To start a cold engine, move the choke lever to the CLOSED position. To restart a warm engine, leave the choke lever in the OPEN position. CHOKE LEVER 3. Turn the ignition switch to the ON position. IGNITION SWITCH 17
