Honda WX10 Manual

8/13/2019 Honda WX10 Manual

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o 2004 Honda Motor Co., Ltd. -All Rights Reserved

Owners ManualWATER PUMP

WX10


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Keep this owners manual handy, so you can refer to it at any timThis owners manual is considered a permanent part of thpump and should remain with the water pump if resold.

The information and specifications included in this publication effect at the time of approval for printing. Honda Motorreserves the right, however, to discontinue or change specificatdesign at any time without notice and without incurring any obwhatever. No part of this publication may be reproduced written permission.

The engine exhaust from this productcontains chemicals known to the Stateof California to cause cancer, birthdefects or other reproductive harm.


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INTRODUCTION

Congratulations on your selection of a Honda water pump.

certain you will be pleased with your purchase of one of twater pumps on the market.

We want to help you get the best results from your new wateand to operate it safely. This manual contains the information to do that; please read it carefully.

As you read this manual, you will find information precesymbol. That information is intended to help

damage to your water pump, other property, or the environment.

We suggest you read the warranty policy to fully undercoverage and your responsibilities of ownership. The warrantyis a separate document that should have been given to you bdealer.

When your water pump needs scheduled maintenance, keep ithat your Honda servicing dealer is specially trained in Honda water pumps. Your Honda servicing dealer is dedicated satisfaction and will be pleased to answer your questiconcerns.

Best Wishes,Honda Motor Co., Ltd.


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INTRODUCTION

A FEW WORDS ABOUT SAFETY

Safety Labels

Safety Messages

Your safety and the safety of others are very important. And uswater pump safely is an important responsibility.

To help you make informed decisions about safety, we have properating procedures and other information on labels and manual. This information alerts you to potential hazards thhurt you or others.

Of course, it is not practical or possible to warn you abohazards associated with operating or maintaining a water pummust use your own good judgment.

You will find important safety information in a variety including:

on the pump.

preceded by a safety alert symbolof three signal words, DANGER, WARNING, or CAUTION.

These signal words mean:

You WILL be KILLED or SERIyou dont follow instructions.

You CAN be KILLED or SERIyou dont follow instructions.

You CAN be HURT if yo


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CONTENTS

..........................................................................................PUMP SAFETY

................................................................................................CONTROLS

............................................................................BEFORE OPERATION

............................................................................................OPERATION

SERVICING YOUR PUMP

.......................IMPORTANT SAFETY INFORMATION ..........................................SAFETY LABEL LOCATIONS

...................COMPONENT & CONTROL LOCATIONS ............................................................................CONTROLS

.................................................................Ignition Switch ......................................................................Choke Lever

..................................................................Throttle Lever ..........................................................Recoil Starter Grip

.........................ARE YOU READY TO GET STARTED? ...................................IS YOUR PUMP READY TO GO?

...........Check the General Condition of the Pump ...............Check the Suction and Discharge Hoses

............................................................Check the Engine

.............................SAFE OPERATING PRECAUTIONS ...........................................................PUMP PLACEMENT

..................................SUCTION HOSE INSTALLATION ............................DISCHARGE HOSE INSTALLATION

OPTIONAL GARDEN HOSE INSTALLATION (discharge o..........................................................PRIMING THE PUMP

..................................................STARTING THE ENGINE ................................................SETTING ENGINE SPEED

..................................................STOPPING THE ENGINE


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CONTENTS

SERVICING YOUR PUMP (continued)

..............................................................................................STORAGE

...............................................................................TRANSPORTING

..............TAKING CARE OF UNEXPECTED PROBLEMS

..................TECHNICAL & CONSUMER INFORMATION

..................................................AIR FILTER INSPECTION .....................................................AIR FILTER CLEANING .....................................................SPARK PLUG SERVICE

............................................COOLING FIN INSPECTION FUEL FILTER INSPECTION and FUEL TANK CLEANING

................................................FUEL TUBE INSPECTION ..........................................SPARK ARRESTER SERVICE

...............................................STORAGE PREPARATION .............................................................................Cleaning

......................................................................................Fuel ...........................................................................Engine Oil

..............................................STORAGE PRECAUTIONS ..........................................REMOVAL FROM STORAGE

...................................................................................ENGINE ....................................................Engine Will Not Start

......................................................Engine Lacks Power ......................................................................................PUMP

............................................................No Pump Output ..........................................................Low Pump Output

............................................TECHNICAL INFORMATION .............................................Serial Number Locations

Carburetor Modification for High Altitude Operation


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PUMP SAFETY

Hot Exhaust

Carbon Monoxide Hazard

The muffler becomes very hot during operation and remains hwhile after stopping the engine. Be careful not to touch thewhile it is hot. Let the engine cool before transporting the storing it indoors.

To prevent fire hazards, keep the pump at least 3 feet (1 metfrom building walls and other equipment during operation. place flammable objects close to the engine.

Exhaust gas contains poisonous carbon monoxide. Avoid inhalaexhaust gas. Never run the engine in a closed garage or confine


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CONTROLS

Ignition Switch

Choke Lever

OOFFFF

OONN

IG

The ignition switch controls theignition system.

The ignition switch must be in theON position for the engine to run.

Turning the ignition switch to theOFF position stops the engine.

The OPEN position provides thecorrect fuel mixture for operationafter starting, and for restarting awarm engine.

The CLOSED position enrichesthe fuel mixture for starting a coldengine.

The choke lever opens and closesthe choke valve in the carburetor.


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CONTROLS

Throttle Lever

Recoil Starter Grip

TH

M AXXIIMMUUMMTTHHRROOTTTTLLEE

The throttle lever controls enginespeed.

Moving the throttle lever in thedirections shown makes theengine run faster or slower.

Pump output is controlled byadjusting the throttle lever. Atmaximum throttle position, thepump will deliver the highestoutpu t volume. Moving thethrottle lever toward the idleposition will decrease the outputvolume of the pump.

Pulling the starter grip operates the recoil starter to crank the en


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BEFORE

Check the Suction and Discharge Hoses

Check the Engine

Check the general condition of the hoses. Be sure the hosserviceable condition before connecting them to thRemember that the suction hose must be reinforced construcprevent hose collapse.

Check that the sealing wash er in the suction hose cgood condition (see page ).

Check that the hose connectors and clamps are securely i(see pages & ).

Check that th e strainer is i n good condition and is insuction hose (see page ).

Check the engine oil level (see page ) . Running tlow oil level can cause engine damage.

Check the air filter (see page ) . A dirty air filter wilto the carburetor, reducing engine and pump performance.

Check the fuel level (see page ) . Starting with a futo eliminate or reduce operating interruptions for refueling.

16

16

16

30

35

28

17


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OPERATION

SAFE OPERATING PRECAUTIONS

To safely realize the full potential of this pump, you need a cunderstanding of its operation and a certain amount of practiits controls.

Before operating the pump for the first time, please reIMPORTANT SAFETY INFORMATION on page andBEFORE OPERATION .

For your safety, avoid starting or operating the engine in an earea, such as a garage. Your engines exhaust contains pocarbon monoxide gas which can collect rapidly in an enclosand cause illness or death.

Pump only fresh water that is not intended for human consumPumping flammable liquids, such as gasoline or fuel oils, can a fire or explosion, causing serious injury. Pumping sebeverages, acids, chemical solutions, or any other liqpromotes corrosion can damage the pump.

5


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PUMP PLACEMENT

SUCTIONHEAD

DISCHARGEHEAD

For best pump performance, place the pump near the water levuse hoses that are no longer than necessary. That will enpump to produce the greatest output with the least self-priming

Discharge head capability is always greater than sucticapability, so it is important for suction head to be the shortertotal head.

Minimizing suction head (placing the pump near the water also very important for reducing self-priming time. Self-primiis the time it takes the pump to bring water the distance of thehead during initial operation.

As head (pumping height) increases, pump output Maximum head specifications are shown in the tables onlength, type, and size of the suction and discharge hoses csignificantly affect pump output.


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OPERATION

SUCTION HOSE INSTALLATION

HOSE COUPLER

HO

HOSE CLAMP RING

SEALING WASHER

To SUCTION PORT

Use the hose, hose connector and hose clamp provided with the The suction hose must be reinforced with a noncollapsiblebraided wire construction to prevent suction hose collapse.

The suction hose should be no longer than necessaryperformance is best when the pump is near the water level, hoses are short.

Never use a suction hose with an inside diameter less than(1 inch).

Use a hose clamp to securely fasten the hose connector to the hose in order to prevent air leakage and loss of suction. Verifyhose connector sealing washer is in good condition.

Install the strainer (provided with the pump) on the other ensuction hose, and secure it with a hose clamp. The strainer wilprevent the pump from becoming clogged or damaged by debri

Securely tighten the hose connector on the pump suction port.


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DISCHARGE HOSE INSTALLATION

OPTIONAL GARDEN HOSE INSTALLATION (discharge only

HOSE CLAMP

HOSE CONNECTORDISCHARGE HOSE

Attach a hose and hose connector to the pumps discharge port.It is best to use a short, large-diameter hose, because this willfluid friction and improve pump performance. A long diameter hose will increase fluid friction and reduce pump outpIf the discharge hose is equipped with a shutoff valve or nozzleshut off the discharge water for a long period of time, as thcause the pump to overheat.

An adapter is supplied with the pump for optional connect

garden hose to the pump discharge port. Garden hose is a convand economical option for carrying the discharged water, thosmaller diameter will reduce the maximum discharge capacitypump.Hand tighten the adapter just tight enough to prevent leakag


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OPERATION

DISCHARGE PORTGARDENHOSEADAPTER

Overtightening the adapter can damage the threads.If the garden hose is equipped with a shut off valve or nozzshut off the discharge water for a long period of time, as thcause the pump to overheat.Do not install the adapter on the pump suction port. Gardennot suitable for use as suction hose, because it will restrict fcause the pump to cavitate, damaging the pump.


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PRIMING THE PUMP

STARTING THE ENGINE

PUMP CHAMBER FILLER CAP

CHOKE LEV

Before starting the engine, remove the filler cap from tchamber, and completely fill the pump chamber with water. Rthe filler cap, and tighten it securely.

Operating the pump dry will destroy the pump seal. If the pbeen operated dry, stop the engine immediately, and allow theto cool before priming.

To restart a warm engine, leave the choke lever in the OPEN p

To start a cold engine, move the choke lever to the CLOSED1.


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OPERATION

THROTTLE LEVER

FU(cl

II DLL E

Press the priming bulb repeatedly until fuel can be seen in tplastic fuel return tube.

Move the throttle lever away from the IDLE position, but than the halfway point.

2.

3.


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IGNI

O N

Turn the ignition switch to the ON position.

Do not allow the recoil starter grip to snap back against theReturn it gently to prevent damage to the starter.

Hold the carrying handle securely and pull the starter gruntil you feel resistance, then pull briskly.

4.

5.

OPERATION


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OPERATION

CHOKE LEVER

OPEN

If the choke lever was moved to the CLOSED position to engine, gradually move it to the OPEN position as the warms up.

6.


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SETTING ENGINE SPEED

THROTTLE LEVER

LLOO WW

H II G H

After starting the engine, move the throttle lever to the HIGHfor self-priming, and check pump output.

Pump output is controlled by adjusting engine speed. Movthrottle lever in the HIGH direction will increase pump oumoving the throttle lever in the LOW direction will decreaoutput.

OPERATION


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OPERATION

STOPPING THE ENGINE

THROTTLE LEVER

LOO WW

To stop the engine in an emergency, simply turn the ignition swthe OFF position. Under normal conditions, use the procedure.

Turn the ignition switch to the OFF position.

Move the throttle lever to the LOW position.1.

2.

SERVICING YOUR PUMP


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SERVICING YOUR PUMP

THE IMPORTANCE OF MAINTENANCE

Good maintenance is essential for safe, economical, and trouboperation. It will also help reduce air pollution.

Improperly maintaining this pump,or failure to correct a problembefore operation, can cause amalfunction in which you can beseriously hurt or killed.

Always follow the inspection andmaintenance recommendations andschedules in this owners manual.

To help you properly care for your pump, the following pagesa maintenance schedule, routine inspection procedures, and

maintenance procedures using basic hand tools. Other servicthat are more difficult, or require special tools, are best hanprofessionals and are normally performed by a Honda technother qualified mechanic.

The maintenance schedule applies to normal operating condit

you operate your pump under severe conditions, such as suhigh-load or high-temperature operation, or use in unusuallydusty conditions, consult your servicing dealer for recommendapplicable to your individual needs and use.

SERVICING YOUR PUMP


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SERVICING YOUR PUMP

MAINTENANCE SAFETY

Safety Precautions

Carbon monoxide poisoning from engine exhaust.

Burns from hot parts.

Injury from moving parts

Some of the most important safety precautions follow. Howecannot warn you of every conceivable hazard that can performing maintenance. Only you can decide whether or should perform a given task.

Failure to properly followmaintenance instructions andprecautions can cause you to beseriously hurt or killed.

Always follow the procedures andprecautions in the owners manual.

Make sure the engine is off before you begin any mainterepairs. This will eliminate several potential hazards:

Be sure there is adequate ventilation whenever you opeengine.

Let the engine and exhaust system cool before touching.

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SERVICING YO

MAINTENANCE SCHEDULE

ITEMREGULAR SERVICE PERIOD (3)

Perform at every indicatedmonth or operating hour inter-val, whichever comes first.

Check levelChange

CheckCleanCheck(Retightenif necessary)Check-adjustReplace

CleanCleanCleanCleanCheck-adjustCheck-adjustClean

CheckCheckCheckCheckCheck

Engine oil

Air filter

Nuts, bolts,fasteners

Spark plug

Spark arresterFuel tankFuel filterIdle speedValve clearanceCombustion

chamberFuel tubesOil tubeImpeller

Pump inlet valve

Every 2 years (Replace if necess

After every 300 hrs. (2

Every 2 years (Replace if necess

(1)

Engine cooling fins

Impeller clearance

Firstmonth

or10 hrs.

Eachuse

Service more frequently when used in dusty areas.

These items should be serviced by your servicing dealer, uhave the proper tools and are mechanically proficient. Refer shop manual for service procedures.

(2)

(1)

Every3 months

or25 hrs.

Every6 month

or50 hrs.

SERVICING YOUR PUMP


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REFUELING

FUEL TANK CAP

MAXI

Check the fuel level by looking through the translucent fuel tafuel level is low, refuel in a well-ventilated area with tstopped. If the engine has been running, allow it to cool.

Gasoline is highly flammable andexplosive.

You can be burned or seriouslyinjured when handling fuel.

Stop the engine and keep heat,sparks, and flame away.

Wipe up spills immediately.Handle fuel only outdoors.

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SERVICING Y

Use unleaded gasoline with a pump octane rating of 86 or higher

FUEL RECOMMENDATIONS

To refuel, rest the engine on the ground with the fuel tank caup, as shown. Remove the fuel tank cap, and fill the tank with to the bottom of the filler neck. Refuel carefully to avoid spiDo not overfill. There should no fuel in the filler neck. Aftertighten the fuel tank cap securely.

These engines are certified to operate on unleaded gasoline. Ungasoline produces fewer engine and spark plug deposits and eexhaust system life.

Never use stale or contaminated gasoline or an oil/gasoline m

Avoid getting dirt or water in the fuel tank.Occasionally you may hear a light spark knock or (metallic rapping noise) while operating under heavy loads. Thcause for concern

Spilled fuel is not only a fire hazard, it causes environmental Wipe up spills immediately.

Never refuel the engine inside a building where gasoline fumreach flames or sparks. Keep gasoline away from appliance pilobarbecues, electric appliances, power tools, etc.

Fuel can damage paint and plastic. Be careful not to spill fufilling your fuel tank. Damage caused by spilled fuel is nounder the Distributors Limited Warranty.

SERVICING YOUR PUMP


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ENGINE OIL LEVEL CHECK

OIL FILLER CA

UPPER LIMIT

If the oil level is low, fill to the edge of the oil fill

recommended oil (see page ) . To avoid overfillingbe sure the engine is in a level position, as shown, while add

Insert and remove the dipstick without screwing it into the filCheck the oil level shown on the dipstick.

Remove the oil filler cap/dipstick and wipe it clean.

Check the engine oil level with the engine stopped and iposition.

Check the engine oil level before each use, or every 10operated continuously.

1.

2.

3.

34

SERVICING YO


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Running the engine with a low or excessive oil level can causedamage.

Reinstall the oil filler cap/dipstick securely.4.

SERVICING YOUR PUMP


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ENGINE OIL CHANGE

FUEL TANK CAP

Drain the used oil while the engine is warm. Warm oil drainand completely.

Check that the fuel tank cap is tightened securely.

Place a suitable container next to the engine to catch the used

Please dispose of used motor oil in a manner that is compatithe environment. We suggest you take used oil in a sealed co

to your local recycling center or service station for reclamanot throw it in the trash ,pour it on the ground, or down a dra

Remove the oil filler cap/dipstick and drain the oil into the by tipping the engine toward the oil filler neck.

1.

2.

3.

SERVICING Y


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OIL FI

UPPER LIMIT

With the engine in a level position, fill to the edge of the oil with the recommended oil (see page ).

Some oil will remain in the engine after draining. When refilfresh oil, start with less than 2.7 US oz. (80 cc). Slowly adoil to fill to the edge of the oil filler hole as shown below.

Running the engine with a low or excessive oil level cengine damage.

Reinstall the oil filler cap/dipstick securely.If any oil is spilled, make sure to wipe it.

4.

5.

34

SERVICING YOUR PUMP


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ENGINE OIL RECOMMENDATIONS

SAE Viscosity Grades

AMBIENT TEMPERATURE

Oil is a major factor affecting performance and service4-stroke automotive detergent oil.

SAE 10W-30 is recommended for general, all temperature use.

The recommended operating range of this engine is 41 F t(5 C to 40 C).

The SAE oil viscosity and service classification are in the APthe oil container. Honda recommends that you use API category SJ or SL oil.


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SERVICING YOUR PUMP


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AIR FILTER CLEANING

AIR FILTER

A dirty air filter will restrict air flow to the carburetor, reducinperformance. If you operate the pump in very dusty areas, clair filter more frequently than specified in the MAINSCHEDULE (see page ).

Clean the air filter in warm soapy water, rinse, and allo

thoroughly. Or clean in nonflammable solvent and allow to d

Dip the air filter in clean engine oil, then squeeze out all eThe engine will smoke when started if too much oil is foam.

Wipe dirt from the air cleaner base and cover, using a moiscareful to prevent dirt from entering the air duct that leacarburetor.

1.

2.

3.

27

SERVICING YO


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SPARK PLUG SERVICE

TOP COVER 5 mm HEX BO

In order to service the spark plug, you will need a spark plug(commercially available).

CMR5H

Incorrect spark plugs can cause engine damage.

Remove the top cover.Loosen the 5 mm hex bolt with a hexagon wrench, then remtop cover.

You may be injured from rotatingparts or burned by the muffler.Do not operate the engine when thetop cover is removed.

Do not pull the recoil starter handlewhen the top cover is removed.

1.

Recommended spark plug: (NGK)

SERVICING YOUR PUMP


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SPAR

SPARK PLUG CAP

SIDE ELECTRODE

First remove any dirt from around the spark plug adisconnect the spark plug cap.

Remove the spark plug with a 5/8-inch spark plug wrench.

Inspect the spark plug. Replaceit if the electrodes are worn, or

if the insulator is cracked orchipped.

Me as ur e t he s pa r k p lu gelectrode gap with a wire-typefeeler gauge.

Correct the gap, if necessary, bycarefully bending the s ideelectrode.

The gap should be:

2.

3.

4.

5.

SERVICING YO


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After the spark plug seats, tighten with a 5/8-inch spark plugto compress the washer.

If reinstalling the used spark plug, tighten 1/8 1/4 turnspark plug seats.

If installing a new spark plug, tighten 1/2 turn after the sseats.

A loose spark plug can overheat and damage the engine.Overtightening the spark plug can damage the threadcylinder head.

Attach the spark plug cap.

Install the top cover, and tighten the 5 mm hex bolt securehexagon wrench (see page ).

7.

8.

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SERVICING YOUR PUMP


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COOLING FIN INSPECTION

COOLING FINS

Loosen the 5 mm hex bolt with a hexagon wrench, then remtop cover (see page ).

Inspect the engine cooling fins, and clean out debris ifclogged.

Install the top cover, and tighten the 5 mm hex bolt securehexagon wrench (see page )

371.

2.

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SERVICING Y


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FUEL FILTER INSPECTION and FUEL TANK CLEANING

Remove the fuel tank cap, and drain the fuel into an gasoline container by tipping the engine toward the fuel fille



Keep heat, sparks, and flameaway.Handle fuel only outdoors.Wipe up spills immediately.

Check that the engine oil filler cap/dipstick is tightened secu1.

2.

SERVICING YOUR PUMP


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FUEL TUBE INSPECTION

FUEL FILTER

F

Pull the fuel filter out through the fuel filler neck by hoblack fuel tube with a piece of wire, such as a partly stra

paper clip.

Refer to the Honda shop manual for tube replacement instructitake the pump to a Honda pump servicing dealer

Check the fuel supply and return tubes, and replace any tubdamaged, cracked or leaking.

Insert the fuel filter into the fuel tank and tighten the fuelsecurely.

Rinse sediment from the fuel tank, using nonflammableflashpoint solvent.

Inspect the fuel filter. If the fuel filter is dirty, wash it gnonflammable or high flashpoint solvent. If the fueexcessively dirty, replace it.

4.

3.

5.

6.

SERVICING YO


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SPARK ARRESTER SERVICE

MUFFLER

4

The spark arrester must be serviced every 100 hours tofunctioning as designed.

If the engine has been running, the muffler will be very hot. Amuffler to cool before servicing the spark arrester.

Loosen th e 5 mm hex b olt with a hexagon wrench, thetop cover (see page ).

Remove the 4 mm screws from the spark arrester, and remspark arrester from the muffler.

1.

2.

37

SERVICING YO


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SPARK ARRESTER SCREEN

Use a brush to remove carbon deposits from the sparkscreen. Be careful to avoid damaging the screen.

The spark arrester must be free of breaks and holes. Repspark arrester if it is damaged.

Install the spark arrester in the reverse order of disassembly.

When you attach the spark arrester, spark arresters outlet mpointed toward the side opposite the spark plug.


3.

4.

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STORAGE


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STORAGE PREPARATION

Cleaning

Proper storage preparation is essential for keeping youtroublefree and looking good. The following steps will helprust and corrosion from impairing your pumps functappearance, and will make the engine easier to start when you pump again.

Wash the engine and pump.

Wash the engine by hand, and be careful to prevent waentering the air cleaner or muffler opening. Keep water aw

controls and all other places that are difficult to dry, promotes rust.

Using a garden hose or pressure washing equipment cwater into the air cleaner or muffler opening. Water

cleaner will soak the air filter, and water that passes thrair filter or muffler can enter the cylinder, causing damage.

Water contacting a hot engine can cause damage. If thhas been running, allow it to cool for at least half an howashing.

Wipe dry all accessible surfaces.

Fill the pump chamber with clean, fresh water, start thoutdoors and let it run until it reaches normal

1.

2.

3.

STORAGE


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Fuel

PUMP DRAIN PLUG

Stop the engine, and allow it tocool.

Remove the pump drain plug,and flush the pump with clean,fresh water. Allow the water todrain from the pump chamber,then reinstall the drain plug.

After the pump is clean and dry,touch up any damaged paint,and coat areas that may rustwith a light film of oil. Lubricatecontrols with a silicone spray

lubricant.

Gasoline will oxidize and deteriorate in storage. Old gasocause hard starting, and it leaves gum deposits that clog

system. If the gasoline in your engine deteriorates during storagmay need to have the carburetor and other fuel system compserviced or replaced.

The length of time that gasoline can be left in your fuelcarburetor without causing functional problems will vary wfactors as gasoline blend, your storage temperatures, and whethfuel tank is partially or completely filled. The air in a partially tank promotes fuel deterioration. Very warm storage/tempeaccelerate fuel deterioration. Fuel deterioration problems maywithin a few months or even less if the gasoline was not fre

4.

5.

6.


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Adding a Fuel Stabilizer to Extend Fuel Storage Life

When adding a fuel stabilizer, fill the fuel tank with fresh gaonly partially filled, air in the tank will promote fuel deduring storage. If you keep a container of gasoline for refusure that it contains only fresh gasoline.

Add fuel stabilizer following the manufacturers instructions.

After adding a fuel stabilizer, run the engine outdoors for 10to be sure that treated gasoline has replaced the untreated gain the carburetor.

Dry operation will damage the pump seal. Be sure tchamber is filled with water before starting the engine.

Stop the engine.3.

1.

2.

STORAGE


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Draining the Fuel Tank and Carburetor

CHOKE LEVER

FUEL RETURN TUBE(clear)

Wipe up spills immediately.Handle fuel only outdoors.Keep heat, sparks, and flameaway.



Tip the engine toward the fuel filler neck again to drain the f

Press the priming bulb several times until there is no mor

the fuel return tube.

Remove the fuel tank cap and drain the fuel into an gasoline container by tipping the engine toward the fuel fille

Check that the engine oil filler cap/dipstick is tightened secu1.

2.

3.

4.


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Engine Oil

STORAGE PRECAUTIONS

Change the engine oil (see page ).Loosen the 5 mm hex bolt with a hexagon wrench, then remtop cover (see page ).Remove the spark plug (see page ).Apply a couple of drops of clean engine oil into the cylinderInstall the top cover temporarily.

Remove the top cover, then reinstall the spark plug.Pull the starter grip several times to distribute the oil in the c

Move the choke lever to the CLOSED (upwards) position.Pull the starter rope slowly until resistance is felt. This will

valves, so moisture cannot enter the engine cylinder. Restarter rope gently.

If your pump will be stored with gasoline in the fuel

carburetor, it is important to reduce the hazard of gasolinignition. Select a well-ventilated storage area away from any apthat operates with a flame, such as a furnace, water heater, or dryer. Also avoid any area with a spark-producing electric mwhere power tools are operated.

If possible, avoid storage areas with high humidity, becapromotes rust and corrosion.

Place the pump on a level surface.


1.2.

3.4.5.

6.7.8.

3738

9.10.

37

32

STORAGE


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REMOVAL FROM STORAGE

Check your pump as described in the BEFORE OPERATIthis manual.

If the fuel was drained during storage preparation, fill the tfresh gasoline. If you keep a container of gasoline for refusure that it contains only fresh gasoline. Gasoline oxid

deteriorates over time, causing hard starting.If the cylinder was coated with oil during storage preparaengine may smoke briefly at startup. This is normal.

TRANSPORTING

If h h b i ll h i l f


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If the pump has been running, allow the engine to cool for atminutes before loading the pump on the transport vehicle

engine and exhaust system can burn you and can ignimaterials.

Keep the pump level when transporting to reduce the possifuel leakage.

ENGINE

TAKING CARE OF UNEXPECTED PROBLEM


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ENGINE

Engine Will Not Start Possible Cause

Engine Lacks Power Possible Cause Cor

MovCLOunleMovstar

warTurONRefDracarb

Refgaso

Gapspar

DryplugthroposileveRepcomnece

Check controlpositions.

Check fuel.

Remove and inspectspark plug.

Take engine to anauthorized Hondaservicing dealer, orrefer to shop manual.

Choke open.

Improper throttleposition.

Ignition switch OFF.

Out of fuel.Bad fuel; pump storedwithout treating or

draining gasoline, orrefueled with badgasoline.Spark plug faulty,fouled, or improperlygapped.Spark plug wet withfuel (flooded engine).

Fuel filter clogged,carburetor malfunction,ignition malfunction,valves stuck, etc.

1.

2.

3.

4.


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TECHNICAL & CONSUMER INFORMATION

TECHNICAL INFORMATION


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TECHNICAL INFORMATION

Serial Number Locations

ENGINE SERIAL NUMBER

PUMP SERIAL NUMBER

TECHNICAL & CONSUMER INFO



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At high altitude, the standard carburetor air-fuel mixture wirich. Performance will decrease, and fuel consumption will incrvery rich mixture will also foul the spark plug and cause hard Operation at an altitude that differs from that at which this engcertified, for extended periods of time, may increase emissions.

High altitude performance can be improved by specific modifto the carburetor. If you always operate your pump at altitude5,000 feet (1,500 meters), have your servicing dealer perform buretor modification. This engine, when operated at high altituthe carburetor modifications for high altitude use, will memission standard throughout its useful life.

Even with carburetor modification, engine horsepower will dabout 3.5% for each 1,000-foot (300-meter) increase in altiteffect of altitude on horsepower will be greater than tcarburetor modification is made.

When the carburetor has been modified for high altitude opthe air-fuel mixture will be too lean for low altitude use. Opealtitudes below 5,000 feet (1,500 meters) with a modified camay cause the engine to overheat and result in serious engine daFor use at low altitudes, have your servicing dealer rcarburetor to original factory specifications.

TECHNICAL & CONSUMER INFORMATIO

Oxygenated Fuels


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Oxygenated Fuels

METHANOL

MTBE

ETHANOL

Some conventional gasolines are being blended with alcohoether compound. These gasolines are collectively referredoxygenated fuels. To meet clean air standards, some areasUnited States and Canada use oxygenated fuels to helpemissions.

If you use an oxygenated fuel, be sure it is unleaded and mminimum octane rating requirement.

Before using an oxygenated fuel, try to confirm the fuels cSome states/provinces require this information to be postedpump.

The following are the EPA approved percentages of oxygenates

(methyl tertiary butyl ether) 15% by volumYou may use gasoline containing up to 15volume.

(ethyl or grain alcohol) 10% by volumeYou may use gasoline containing up to 1by volume. Gasoline containing ethanmarketed under the name Gasohol.

(methyl or wood alcohol) 5% by volumeYou may use gasoline containing up to 5%by volume, as long as it also contains coscorrosion inhibitors to protect the fGasoline containing more than 5% m


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Problems That May Affect Emissions


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y

Replacement Parts

If you are aware of any of the following symptoms, have youinspected 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.

The emission control systems on your Honda engine were debuilt, and certified to conform with EPA and Californiaregulations. We recommend the use of genuine Honwhenever you have maintenance done. These originareplacement parts are manufactured to the same standards original parts, so you can be confident of their performance. of replacement parts that are not of the original design andmay impair the effectiveness of your emission control system.

A manufacturer of an aftermarket part assumes the responsibilthe part will not adversely affect emission performanmanufacturer or rebuilder of the part must certify that use of will not result in a failure of the engine to comply withregulations

TECHNICAL & CONSUMER INFORMAT

Air Index


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An Air Index Information hang tag/label is applied to engines 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 acompare the emissions performance of available engines. The

the Air Index, the less pollution.The durability description is intended to provide you with inforelating the engines emission durability period. The descriptiindicates the useful life period for the engines emissionsystem. See your Emission Control System Warranty information.

The Air Index Information hang tag must remain on the pump usold. Remove the hang tag before operating the pump.

Descriptive TermModerate

Intermediate

Extended

Applicable to Emissions Durabi50 hours (0-65 cc)

125 hours (greater than 65 cc)125 hours (0-65 cc)250 hours (greater than 65 cc)300 hours (0-65 cc)500 hours (greater than 65 cc)

TECHNICAL & CONSUMER INFORMATIO

Specifications


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Dimensions and weight

Engine design and performance

Pump

Tune up

LengthWidthHeightDry weight

12.8 in (325 mm)8.7 in (220 mm)

11.8 in (30013.4 lbs (6.1 kg)

GX25T4-stroke, overhead camshaft, single

1.1 bhp (0.81 kW, 1.1 PS) at 7,0000.92 ft-lb (1.25 Nm, 0.13 kg-m) atForced airTransistorized magnetoCounterclockwise

1.5 cu-in (25 cc)[1.4 1.0 in (35 26 mm)]

Spark plug gap

Idle speedValve clearance(cold)

Other speciffications No other adjustments needed.

0.11 0.02 mm0.08 0.02 mm

3,100 200 rpm

0.024 0.028 in(0.60 0.70 mm)

ModelEngine typeDisplacement[bore stroke]Maximum outputMaximum torqueCooling systemIgnition systemPTO shaft rotationEngine oil capacityFuel tank capacity 0.145 US gal (0.55 )

With rubber feet:

Intake:Exhaust:

2.7 oz. (80 cc)


CONSUMER INFORMATION


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Honda Publications

Shop Manual

Parts Catalog

These publications will give you additional informmaintaining and repairing your pump. You may order them froHonda pump dealer.

This manual covers complete maintenance and overhaul procedIt is intended to be used by a skilled technician.

This manual provides complete, illustrated parts lists.


Customer Service Information


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Servicing dealership personnel are trained professionals. They be able to answer any question you may have. If you encproblem that your dealer does not solve to your satisfactiondiscuss it with the dealerships management. The Service ManGeneral Manager can help. Almost all problems are solved in th

If you are dissatisfied with the decision made by the deamanagement, contact the Honda Power Equipment CRelations Office. You can write to:

Or telephone: (770)497-6400

American Honda Motor Co., Inc.Power Equipment DivisionCustomer Relations Office4900 Marconi DriveAlpharetta, Georgia 30005-8847

When you write or call, please give us this information:

Model and serial number (see page )

Name of the dealer who sold the pump to you

Name and address of the dealer who services your pump

Date of purchase

Your name address and telephone number

54

MEMO


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MEMO


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QUICK REFERENCE INFORMATION


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Unleaded gasoline octane rating of (page 28 )

Type

Type

TypeGap

Idle speedBefore eachuse

First10 hoursSubsequent

CMR5H0.024 0.028 in (0

Fuel

Engine Oil

Spark Plug

Carburetor

Maintenance

3,100 200 rpm

SAE 10W-3 0, Ageneral use (pag

Check engine oil leCheck air filter.Check all bolts andChange engine oil.

Refer to the schedule on pag

NGK:

(page 38 )


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31YE960700X31-YE9-6070 N 2eY1 2000.2005.12Printed in Japan

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Honda WX10 Manual

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