Honda GX22 Owner'S Manual Download

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Summary of Contents for GX22

Page 1: ...Click SAVE to save this manual to your computer Thank you for choosing Honda ...

Page 2: ...ENGINES Owner s Manual ...

Page 3: ...sidered a permanent part of the engine and should remain with the engine if resold The information and specifications included in this publication were in effect at the time of approval for printing Honda Motor Co Ltd reserves the right however to discontinue or change specifications or design at any time without notice and without incurring any obligation whatever No part of this publication may ...

Page 4: ...vironment We suggest you read the warranty policy to fully understand its coverage and your responsibilities of ownership The warranty policy is a separate document that should have been given to you by your dealer When your engine needs scheduled maintenance keep in mind that your Honda servicing dealer is specially trained in servicing Honda engines Your Honda servicing dealer is dedicated to yo...

Page 5: ...ning an engine You must use your own good judgment You will find important safety information in a variety of forms including l Safety Messages preceded by a safety alert symbol A and one of three signal words DANGER WARNING or CAUTION These signal words mean You WILL be KILLED or SERIOUSLY HURT if you don t follow instructions You CAN be KILLED or SERIO USLY tilJRT if you don t follow instruction...

Page 6: ...nt Powered by This Engine 13 OPERATION 14 SAFE OPERATING PRECAUTIONS 14 STARTING THE ENGINE 14 STOPPING THE ENGINE 17 SETTING ENGINE SPEED 18 SERVICING YOUR HONDA ENGINE 19 THE IMPORTANCE OF MAINTENANCE 19 MAINTENANCE SAFETY 20 MAINTENANCE SCHEDULE 21 REFUELING 22 FUEL RECOMMENDATIONS 23 ENGINE OIL LEVEL CHECK 24 ENGINE OIL CHANGE 26 ENGINE OIL RECOMMENDATIONS 28 AIR FILTER INSPECTION 29 AIR FILTE...

Page 7: ...NE LACKS POWER 45 TECHNICAL CONSUMER INFORMATION 46 TECHNICAL INFORMATION 46 Serial Number Location 46 Remote Control Linkage 47 Carburetor Modification for High Altitude Operation 48 Oxygenated Fuels 49 Emission Control System Information 50 Air Index 52 Specifications 53 Wiring Diagram 54 CONSUMER INFORMATION 55 Honda Publications 55 Warranty Service Information 56 QUICK REFERENCE INFORMATION In...

Page 8: ...Failure to do so could result in personal injury or equipment damage l Know how to stop the engine quickly and understand the operation of all controls Never permit anyone to operate the engine without proper instructions l Do not allow children to operate the engine Keep children and pets away from the area of operation Refuel With Care Gasoline is extremely flammable and gasoline vapor can explo...

Page 9: ...n 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 ne...

Page 10: ...rizontal type SPARK PLUG MUFFLER inside the cover STARTER GRIP PRIMING BULB FUEL FILLER CAP Vertical type RECOIL STARTER OIL FILLER CAP RECOIL STARTER MUFFLER inside the cove L FILLER CAP SPARK PLUG OIL FILLER CAP PRIMING BULB CHOKE LEVE AIR CLEANER ...

Page 11: ...ver 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 8 ...

Page 12: ...throttle lever in the directions shown makes the engine run faster or slower The throttle 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 THROlTLE LEVER 9 ...

Page 13: ...CONTROLS FEATURES Recoil Starter Grip Pulling the starter grip operates the recoil starter to crank the engine Horizontal type STARTER GdlP EQUIPMENT SIDE Vertical type STARTER GRIP 10 ...

Page 14: ...wer when engine speed is increased above approximately 4 000 rpm At idle speed the clutch is disengaged pi5Tq Do not run the engine without mounting it on equipment that includes the centrifugal clutch drum and housing or centrifugal force will cause the clutch shoes to contact and damage the engine case 11 ...

Page 15: ...uld cause a malfunction in which you could be seriously injured Always perform a preoperation inspection before each operation and correct any problem Before beginning your preoperation checks be sure the engine is level and the ignition switch on the equipment is in the OFF position Check the General Condition of the Engine l Look around and underneath the engine for signs of oil or gasoline leak...

Page 16: ... the carburetor reducing engine performance l Check that all nuts bolts and screws are tightened l Check the fuel level Starting with a full tank will help to eliminate or reduce operating interruptions for refueling Check the Equipment Powered by This Engine Review the instructions provided with the equipment powered by this engine for any precautions and procedures that should be followed before...

Page 17: ...iousness 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 conjunction with engine startup shutdown or operation STARTING THE ENGINE 1 To start a cold engine move the choke lever to the CLOSED position To restart a warm engine leave the chok...

Page 18: ...tube FUEL RETURN TUBE clear plastic tube PRIMING BULB 3 Turn the ignition switch to the ON position 4 Pull the starter grip lightly until you feel resistance then pull briskly Return the starter grip gently Horizontal type Vertical type QUIPMENT SIDE STARTER GRIP STARTER GRIP EQUIPMENT SIDE 15 ...

Page 19: ...OPERATION 5 If the choke lever has been moved to the CLOSED position to start the engine gradually move it to the OPEN position as the engine warms up CHOKE LEVER 16 ...

Page 20: ...ions use the following procedure 1 Move the throttle lever to the SLOW position The throttle 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 THROTTLE LEVER 2 Turn the ignition switch on the equipment to the OFF position 17 ...

Page 21: ...tructions provided with that equipment for remote control information and for engine speed recommendations For engine speed recommendations refer to the instructions provided with the equipment powered by this engine riziq Be careful not to increase engine speed above 8 500 rpm for the vertical type engine Be careful not to increase engine speed above 10 000 rpm for the horizontal type engine THRO...

Page 22: ...edures and simple maintenance procedures using basic hand tools 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 you operate your engine under unusual conditions such as sustained high load or high temp...

Page 23: ...de poisoning from engine exhaust Be sure there is adequate ventilation whenever you operate the engine Burns from hot parts Let the engine and exhaust system cool before touching Injury from moving parts Do not run the engine unless instructed to do so l Read the instructions before you begin and make sure you have the tools and skills required l To reduce the possibility of fire or explosion be c...

Page 24: ...s l Emission related items 1 Service more frequently when used in dusty areas 2 These items should be serviced by your servicing dealer unless you have the proper tools and are mechanically proficient Refer to the Honda shop manual for service procedures 3 For commercial use log hours of operation to determine proper maintenance intervals 21 ...

Page 25: ...e engine has been running allow it to cool To refuel rest the engine on the ground with the fuel tank cap facing up as shown Remove the fuel tank cap and fill the tank with gasoline to the bottom of the filler neck Refuel carefully to avoid spilling fuel Do not overfill There should be no fuel in the filler neck After refueling tighten the fuel tank cap securely Gasoline is highly flammable and ex...

Page 26: ...on unleaded gasoline Unleaded gasoline produces fewer engine and spark plug deposits and extends exhaust system life Never use stale or contaminated gasoline or an oil gasoline mixture Avoid getting dirt or water in the fuel tank Occasionally you may hear a light spark knock or pinging metallic rapping noise while operating under heavy loads This is no cause for concern If spark knock or pinging o...

Page 27: ...engine oil level check 1 Remove the oil 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 3 If the oil level is low fill to the edge of the oil filler hole with the recommended oil see page 28 To avoid overfilling or under filling be sure the engine is in a level position as shown while adding o...

Page 28: ...SERVICING YOUR HONDA ENGINE 4 Reinstall the oil filler cap dipstick securely Running the engine with a low or excessive oil level can cause engine damage 25 ...

Page 29: ... suitable container next to the engine to catch the used oil 3 Remove the oil filler cap dipstick and drain the oil into the container by tipping the engine toward the oil filler neck Please dispose of used motor oil in a manner that is compatible with the environment We suggest you take used oil in a sealed container to your local recycling center or service station for reclamation Do not throw i...

Page 30: ... 28 Add the engine oil slowly to avoid overflowing as the engine oil tank capacity is small Engine oil capacity 0 11 US qt 0 10 0 0 09 Imp qt piEiq Running the engine with a low or excessive oil level can cause engine damage 5 Reinstall the oil filler cap dipstick securely Horizontal type Vertical type OIL FILLERCAP DIPSTICK UPPER LIMIT 27 ...

Page 31: ... may be used when the average temperature in your area is within the recommended rarrge SAE Viscosity Grades t I I I I I 1 20 0 20 40 60 80 loo F 1 I I I 1 I I 1 30 20 10 0 10 20 30 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 The recommended operating range of this engi...

Page 32: ...it as described on page 30 Replace the filter if it is damaged Reinstall the filter and air cleaner cover 1 NOTICE 1 Operating the engine without an air filter or with a damaged air filter will allow dirt to enter the engine causing rapid engine wear This type of damage is not covered by the Distributor s Limited Warranty Vertical type FILTER UPPER TAB AIR CLEANER Horizontal type UPPER TAB LOWER T...

Page 33: ...ANCE SCHEDULE 1 Clean the air filter in warm soapy water rinse and allow to dry thoroughly Or clean in nonflammable solvent and allow to dry 2 Dip the air filter in clean engine oil then squeeze out all excess oil The engine will smoke when started if too much oil is left in the foam 3 Wipe dirt from the air cleaner body and cover using a moist rag Be careful to prevent dirt from entering the carb...

Page 34: ...wrench SPARK PLUG SPARK PLUG CAP 3 Inspect the spark plug Replace it if the electrodes are worn or if the insulator is cracked or chipped Clean the spark plug with a wire brush if you are going to reuse it 0 024 0 028 in 0 60 0 70 mm 4 Measure the spark plug electrode gap with a suitable gauge The gap should be 0 024 0 028 in O SO 0 70 mm Correct the gap if necessary by carefully bending the side ...

Page 35: ...er If reinstalling the used spark plug tighten l 8 1 4 turn after the spark plug seats If installing a new spark plug tighten l 2 turn after the spark plug seats A loose spark plug can overheat and damage the engine Over tightening the spark plug can damage the threads in the cylinder head 7 Attach the spark plug cap 32 ...

Page 36: ...TION Inspect the engine cooling fins and clean out debris if they are clogged If it is necessary to remove the top cover for better access to the cooling fins refer to the disassembly instructions on pages 37 and 38 COOLING FINS inside the cover 33 ...

Page 37: ...uel tank cap and drain the fuel into an approved gasoline container by tipping the engine toward the fuel filler neck Gasoline is highly flammable and explosive You can be burned or seriously injured when handling fuel l Keep heat sparks and flame away l Handle fuel only outdoors l Wipe up spills immediately FUEL FILLER NECK ENGINE Oli FILLER CAP 34 ...

Page 38: ...r clip 4 Inspect the fuel filter If the fuel filter is dirty wash it gently with nonflammable or high flashpoint solvent If the fuel filter is excessively dirty replace it Horizontal type Vertical type 5 Rinse sediment from the fuel tank using nonflammable or high flashpoint solvent 6 Insert the fuel filler into the fuel tank and tighten the fuel filter cap securely 35 ...

Page 39: ...n deposits from the spark arrester screen Be careful to avoid damaging the screen The spark arrester must be free of breaks and holes Replace the spark arrester if it is damaged SPARKARRESTERSCREEN To reach the spark arrester screen on vertical shaft engines remove the deflector guard from the engine top cover and the deflector from the spark arrester by removing the 4 mm screws as shown below for...

Page 40: ...cessively 1 Remove the air cleaner cover see page 29 2 Remove the spark plug cap and then remove the spark plug wire and the ignition switch wire from their retainers on the engine top cover RETAINERS IGNITION SWITCH WIRE SPARK PLUG WIRE 3 Remove the four 5 mm bolts from the recoil starter and remove the recoil starter RECOIL STARTER 5 X 18 mm BOLTS 37 ...

Page 41: ...over 5 x 22 mm BOLTS TOP COVER 5 Remove the three 5 mm screws from the muffler cover and remove the muffler cover 6 Remove the 4 mm screw from the spark arrester and remove the spark arrester from the muffler MUFFLER SPARK 5 X 16 mm SCREW ER COVER ARRESTER x 10 mm SCREW 4 mm SCREW 5 8 mm SCREW 38 ...

Page 42: ...er must be free of breaks and holes Replace the spark arrester if it is damaged SPARK ARRESTER SCREEN 8 Install the spark arrester muffler cover top cover and recoil starter in the reverse order of disassembly 9 Secure the ignition switch wire and spark plug wire in the retainers on the engine top cover RETAINERS I IGNITION SWITCH WIRE SPARK PLUG WIRE 39 ...

Page 43: ...n enter the cylinder causing damage l Water contacting a hot engine can cause damage If the engine has been running allow it to cool for at least half an hour before washing Fuel Gasoline will oxidize and deteriorate in storage Old gasoline will cause hard starting and it leaves gum deposits that clog the fuel system If the gasoline in your engine deteriorates during storage you may need to have t...

Page 44: ...d carburetor ADDING A FUEL STABILIZER TO EXTEND FUEL STORAGE LIFE When adding a fuel stabilizer fill the fuel tank with fresh gasoline If only partially filled air in the tank will promote fuel deterioration during storage If you keep a container of gasoline for refueling be sure that it contains only fresh gasoline 1 Add fuel stabilizer following the manufacture s instructions 2 After adding a fu...

Page 45: ...here is no more fuel in the fuel return tube 3 Tip the engine toward the fuel filler neck again to drain the fuel Gasoline is highly flammable and explosive You can be burned or seriously injured when handling fuel l Keep heat sparks and flame away l Handle fuel only outdoors l Wipe up spills immediately PRIMING BULB FUEL RETURN TUBE FUEL FILLER NECK ENGINE OiL FILLER CAP 4 After all fuel has drai...

Page 46: ...r tools are operated If possible avoid storage areas with high humidity because that promotes rust and corrosion 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 Do not use sheet plastic as a dust cover A nonporous cover will trap moisture around the engine promoting rust and corrosion Removal From Storage C...

Page 47: ...ANSPORTING If the engine has been running allow it to cool for at 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 44 ...

Page 48: ...is warm Turn ignition switch to ON Refuel Drain fuel tank and carburetor p 42 Refuel with fresh gasoline Clean gap or replace spark plug p 31 Dry and reinstall spark plug Start engine with throttle lever in FAST position with choke lever in OPEN position Replace or repair faulty components as necessary ENGINE LACKS POWER 1 Check air filter 2 Check fuel 3 Take engine to an authorized Honda servicin...

Page 49: ... Number Location SEFilAi NUMBER ENGINE TYPE 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 56 Engine serial number 46 ...

Page 50: ...Remote Control Linkage The throttle control lever is provided with a fitting for cable attachment Remove the air cleaner cover see page 29 for access to the throttle lever and cable fitting CABLE AlTACHMENT FllTlNG THROlTLE CABLE 47 ...

Page 51: ...servicing dealer perform this carburetor modification Even with carburetor modification engine horsepower will decrease about 3 5 for each l OOO foot 300 meter increase in altitude The effect of altitude on horsepower will be greater than this if no carburetor modification is made When the carburetor has been modified for high altitude operation the air fuel mixture will be too lean for low altitu...

Page 52: ...ne containing up to 10 ethanol by volume Gasoline containing ethanol may be marketed under the name Gasohol MTBE methyl tertiary butyl ether 15 by volume You may use gasoline containing up to 15 MTBE by volume METHANOL methyl or wood alcohol 5 by volume You may use gasoline containing up to 5 methanol by volume as long as it also contains cosolvents and corrosion inhibitors to protect the fuel sys...

Page 53: ...arbons The U S and California Clean Air Acts EPA and California regulations require all manufacturers to furnish written instructions describing the operation and maintenance of emission control systems 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 ...

Page 54: ...s are manufactured to the same standards as the original parts so you can be confident of their performance The use of replacement parts that are not of the original design and quality may impair the effectiveness of your emission control system A manufacturer of an aftermarket part assumes the responsibility that the part will not adversely affect emission performance The manufacturer or rebuilde...

Page 55: ...ovide you with information relating to the engine s emission durability period The descriptive term indicates the useful life period for the engine s emission control system See your Emission Control Warranty for additional information Descriptive Term Moderate Intermediate Extended Applicable to Emissions Durability Period 50 hours O 65 cc 125 hours greater than 65 cc 125 hours O 65 cc 250 hours ...

Page 56: ... 1 X 9 8 in 210 X 251 X 250 mm Dry weight 7 5 Ibs I 1 9 cu in 1 Displacement Bore X Stroke Max output Max torque Max rotation with no load Fuel consumption Fuel consumption Cooling system Cooling system Ignition system Ignition system PTO shaft rotation PTO shaft rotation 210 X 230 X 250 mm I 5 X 1 0 in 39 X 26 mm 3 4 kg 4 stroke overhead valve single cylinder 1 5 bhp l lOkW 1 5PS at7 000rpm kW 1 ...

Page 57: ...TECHNICAL CONSUMER INFORMATION Wiring Diagram Black I I I SPARK PLUG IGNITION COIL Ignition switch on the equipment powered by the engine 54 ...

Page 58: ...ditional information for maintaining and repairing your engine You may order them from 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 55 ...

Page 59: ...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 4900 Marconi Drive Alpharetta Georgia 30005 8847 Or telephone 770 497 6400 When you write or call please give us this information l Model and serial number see page 46 l...

Page 60: ...QUICK REFERENCE INFORMATION for horizontal types 0 159 US gal 0 60 0 0 132 Imp gal for vertical types GX31 0 172 US gal 0 65 J O l43 Imp gal for horizontal types ...

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