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ENGINES' OWNER'S MANUAL GlOO The engine exhaust from this roduct contains chemicals known to t R e State of Cahfornla to cause cancer, blrth defects or other reproductwe harm. I I K2 0 Honda Motor Co., LTd. 2000 31260623 @I @ 1200.2000. 11 00x31-ZGO-6230 1 @@ PRINTED IN JAPAN
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INTRODUCTION Thank you for purchasing a Honda engine. We want to help you to get the to operate it safely. This manual best results from your new engine and contains information on how to do that; please read it carefully before operating the engine. If a problem should arise, or if you have any ques- tions about your engine, consult an authorized Honda servicing dealer. All information in this publication is based on the latest product
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DAMAGE PREVENTION MESSAGES You will also see other important messages that are preceded by the word NOTICE. This word means: Your engine or other property can be damaged if you don’t follow instructions. The purpose of these messages is to help prevent damage to your engine, other property, or the environment. SAFETY INFORMATION 0 Understand the operation of all controls and learn how to stop the engine quickly in case of emergency. Make
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COMPONENT & CONTROL LOCATION CHOKE LEVER \ FUEL VALVE AIR FUEL FILLER CAP SPARK PLUG MUFFLER OIL FILLER CAP OIL DRAIN PLUG 4
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BEFORE OPERATION CHECKS 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. or failure to correct a Improperly maintaining this engine, problem before operation, can cause a malfunction in w
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OPERATION SAFE OPERATING PRECAUTIONS Before operating the engine for the first time, please review the SAFETY INFORMATION section on page 3 and the BEFORE OPERATION CHECKS section on page 5. Carbon monoxide gas is toxic. 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 with
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Move the throttle lever down slightly. THROTTLE LEVER FOR STARTING A COLD ENGINE: CHOKE LEVER Move the choke lever to CLOSE position. FOR RESTARTING A WARM ENGINE: Do not use the choke when the engine is warm or the air temperature is high. Pull the starter grip lightly until resistance is felt, then pull briskly. STARTER GRIP I NOTICE I Do not allow the starter grip to snap back against the engine. Return it gently to prevent damage to the
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7. If the choke was used to start the engine, move the choke lever to CHOKE LEVER the open position as soon as the engine warms up enough to run smoothly without use of the choke. OPEN SETTING ENGINE SPEED Position the throttle lever for the desired engine speed. Some engine applications use are remotely-mounted throttle control rather than the engine-mounted throttle lever mown here. For engine speed recommendations, refer to the instru
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STOPPING THE ENGINE To stop the engine in an emergency, turn the engine switch to the OFF position. Under normal conditions, use the following procedure. 1. Move the throttle lever up fully. Some engine applications use remotely-mounted throttle control rather than the engine- mounted throttle lever snown here. THROTTLE LEVER 2. Turn the engine switch to the OFF position. GlNE SWITCH 3. Turn the fuel valve to the OFF position. FUEL VALVE y 9
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SERVICING YOUR HONDA ENGINE THE IMPORTANCE OF MAINTENANCE Good maintenance is essential for safe, economical and trouble-free operation. It will also help reduce pollution. before operation, can cause a malfunction in which you can be seriously hurt or killed. Always follow the inspection and maintenance To help you properly care for your engine, the following pages include a maintenance schedule, routine inspection procedures, and simple mainten
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MAINTENANCE SAFETY Some of the most important safety precautions follow. However, we cannot warn you of every conceivable hazard that can arise in performing maintenance. Only you can decide whether or not you should perform a given task. to properly follow maintenance instructions and Failure precautions can cause you to be seriously hurt or killed. Always follow the procedures and precautions in this owner’s manual. SAFETY PRECAUTIONS Mak
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MAINTENANCE SCHEDULE REGULAR SERVICE PERIOD (3) Before Perform at every indicated month or operating hour interval whichever \ each comes first. \ , I use 20hrs 50 hrs loo hrs ITEM h rs U Checklevel I 0 14 Chanoe 15 - Air 10 16 Clean Spark plug Check-readjust I 17 Replace Sediment cup Clean 19 - SDark I 20 - Idle speed Check-adiust I (Every Combustion Clean 1 year chamber Valve Adjust Clearance year or 8 filter Clean Fuel tank I I O(2) year
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REFUELING Use unleaded gasoline with a pump octane rating of 86 or higher. This engine is certified to operate on unleaded gasoline. Unleaded gasoline produces fewer engine and spark plug deposits and extends exhaust system life. flammable and explosive, and you can be burned or seriously injured when refueling. 0 Stop engine and keep heat, sparks, and flame away. Handle fuel only outdoors. 0 Wipe up spills immediately. pii5K-j Fuel can damag
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ENGINE OIL Recommended Oil Use 4-stroke motor oil that meets or exceeds the requirements for API service classification SJ. Always check the API SERVICE label on the lo 2o 30 oil container to be sure it includes the -30 -'O -lo letters SJ. SAE IOW-30 is recommended for general use. Other viscosities shown in the chart may be used when the average temperature in your area is within the indicated range. Oil Level Check 1. Check the oil level w
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Oil Change Drain the engine oil when the engine is warm. Warm oil drains quickly and completely. 1. Place a suitable container next to the oil drain bolt area. 2. Wipe the oil filler area clean, then remove the oil filler cap/ dipstick. 3. Remove the oil drain bolt and sealing washer, and allow the oil to drain into a suitable container. After draining, install the drain bolt with the sealing washer and tighten it securely. 4. With the engine in
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AIR CLEANER A dirty air cleaner will restrict air flow to the carburetor and cause poor engine performance. Inspect the filter element each time the engine is operated. You will need to clean the filter element more frequently than usual if you operate the engine in very dusty areas. pEiq Operating the engine without a filter, or with damaged filter, will allow dirt to enter the engine, causing rapid engine wear. This type of damage is not cove
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SPARK PLUG Recommended Spark Plug: NGK BPMR4A The recommended spark plug is the correct heat range for normal engine operating temperatures. [ NOTICE I Incorrect spark plug can cause engine damage. SPARK For good performance, the spark plug must be properly gapped and free of deposits. 1. Disconnect the cap from the spark plug, and remove any dirt from the spark plug area. 2. Use the proper size spark plug wrench to remove the spark plu
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Install the spark plug carefully, by hand, to avoid cross-threading. After the spark plug is seated, tighten with the proper size spark to compress the washer. plug wrench When installing a new spark plug, tighten 1/2 turn after the spark plug seats to compress the washer. When reinstalling the original spark plug, tighten 118 - 114 turn after the spark plug seats to compress the washer. I NOTICE I A loose spark plug can become very hot and can damage the engine. Ov
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SEDIMENT CUP CLEANING 1. Move the fuel valve to the OFF position, then remove the fuel sediment cup and O-ring. Gasoline is highly flammable and explosive, and you can be burned or seriously injured when handling fuel. Stop engine and keep heat, sparks, and flame away. Handle fuel only outdoors. Wipe up spills immediately. 2. Wash the sediment cup and O-ring in nonflammable solvent, and dry them thoroughly. 3. Place the O-ring in the fuel valve, and
