Gravely V-TWIN Operating instructions

Brand: Gravely

Model: V-TWIN

Type: Operating instructions

V-TWIN (WITH EFI)

OPERATION MANUAL

SAVE THIS MANUAL FOR FUTURE USE.

PGM45022 05/29/18 revD

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DANGER

CARBON MONOXIDE HAZARD

NEVER use engine inside homes, garages, crawl spaces, or other partially

enclosed areas. Poisonous gases that can be harmful or fatal can build up in

these areas. Using a fan and opening doors or windows does NOT provide

enough fresh air.

Engine exhaust contains carbon monoxide - a poisonous gas that can be

harmful or fatal. You CANNOT see or smell this gas.

Use a battery-powered carbon monoxide detector when running an engine.

If you start to feel sick, dizzy, or weak while using an engine, shut it off and

get to fresh air RIGHT AWAY. See a doctor. You may have carbon monoxide

poisoning.

Using an engine or engine application indoors CAN KILL YOU IN MINUTES.

Exhaust contains carbon monoxide, a poison gas you cannot see or smell.

NEVER use in the home or in partly

enclosed areas such as garages.

Avoid other engine dangers.

READ MANUAL BEFORE USE.

ONLY use outdoors and far from

open windows doors, and vents.

Contents

I. Introduction 1

II. Engine Safety 2-3

Important Safety Instructions 2

A. Owner and Operator Responsibilities 2

B. Refueling the Engine 2

C. Exhaust / Mufer 3

D. Other Equipment 3

III. Before Operation 4-5

Pre-Operation Checks 4

A. Check Oil Level 4

B. Filling Oil Sump 4

C. Filling Fuel Tank 5

IV. Operation 6-8

Safe Operating Precautions 6

Safe Angle of Operation 6

Starting Your Engine 7

Stopping Your Engine and Short-Term Storage 7

V. Maintenance 8-14

The Importance of Maintenance 8

Maintenance Safety Instructions 8

A. Safety Precautions 9

B. Refueling 9

C. Fuel Recommendations 10

D. Engine Oil Level Check 10

E. Engine Oil Capacities 10

F. Changing Oil 11

G. Removing Debris from Engine 12

H. Spark Plug 13

I. Cleaning/Replacing Air Cleaner 13

1. Servicing Foam Pre-Filter 14

2. Servicing Paper Filters 14

VI. Storing Your Engine 15-18

Storage Precautions 15

A. Short-Term/Seasonal Storage 15-16

B. Extended Storage 17-18

C. Removal from Storage 18

VII. Transporting Your Engine 19

VIII. Preventing Forest, Brush and Grass Fires 20

IX. Helpful Tips & Suggestions 20-21

A. Maintenance Intervals 20

B. Maintenance Schedule 21

X. Technical & Consumer Information 22-23

Emission Control System Information 22

A. The U.S. and California Clean Air Acts 22

B. Tampering and Altering 22

Consumer Information 22

A. Manufacturer Publications 22

Engine Model Number & Serial Numbering System 23

XI. Warranty 24-26

Engine Manual 1

When using this engine, your safety and the safety of others should

be your top priority.

To assist you in making informed decisions regarding safety, we have provided

operating procedures and other information on labels and in this manual. This

information warns you of potential hazards that could hurt you or others.

Please stay safety conscious when using this engine.

We have provided important safety information in a variety of forms, including:

• Safety Labels: placed on the engine.

• Safety messages: preceded by a safety alert symbol and one of three signal words,

DANGER, WARNING, or CAUTION. These safety alert symbols mean:

If you do not follow instructions, it WILL cause you

SERIOUS INJURY or DEATH.

If you do not follow instructions, it MAY cause you

SERIOUS INJURY or DEATH.

If you do not follow instructions, it may cause you

SERIOUS INJURY or EQUIPMENT DAMAGE.

• Safety Headings: such as IMPORTANT SAFETY INSTRUCTIONS.

• Safety Section: such as ENGINE SAFETY.

• Instructions: How to use this engine correctly and safely.

Thoroughly read and review this manual to know how to stay safe and get maximum

benet and enjoyment from using this engine.

I. Introduction

DANGER

WARNING

CAUTION

Engine Manual 2

II. Engine Safety

IMPORTANT SAFETY INSTRUCTIONS

Accidents occur less frequently when instructions are followed, the operator is safety

conscious and the engine is properly maintained. Some of the most common hazards

are discussed below, along with the best way to protect yourself and others.

A. Owner and Operator Responsibilities

Owners and operators should perform the following suggestions:

• Carefully read the owners manual.

• Follow the instructions in this manual carefully.

• Familiarize yourself with all controls and know how to stop the engine quickly

in case of an emergency.

• Keep children away from the engine and do not let them operate it. Keep children

and pets away from the area of operation.

• Operate this engine in well-ventilated areas. NEVER run engine indoors.

B. Refueling the Engine

Gasoline is extremely ammable, and gasoline vapor can explode. When refueling,

take the following precautions.

• Perform when the engine is cool.

• Refuel outdoors in well-ventilated areas.

• The engine should not be running.

• Make sure the engine is grounded to prevent static electrical spark.

• Do not smoke or use cell phones when refueling.

• Keep away from ames or sparks.

• If spillage occurs, be sure all areas are dry and vapor has dissipated prior to starting

the engine.

Engine Manual 3

II. Engine Safety CONTINUED

C. Exhaust/Mufﬂer

Engine exhaust is dangerous because of intense heat and emission of carbon

monoxide (poisonous gas).

Note

The mufﬂer on this engine was designed and installed by the manufacturer of the

equipment. See the manufacturers operators manual for complete instructions and

safety regarding the exhaust system.

• The mufer becomes very hot during operation and remains hot for a while after

stopping the engine. Do not touch the mufer while it is hot. Do not store the engine

until it is cool.

• To prevent re hazards and for adequate ventilation, keep the engine at least 3 feet

(1 meter) away from building walls and other equipment during operation. Do not

place ammable objects close to the engine.

DANGER

CARBON MONOXIDE HAZARD: Exhaust gas contains carbon monoxide, a

poisonous gas. Avoid inhalation of exhaust gas. Always run the engine in a well-

ventilated area. Never run the engine indoors.

D. 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, operation, or protective safety gear that may be needed to operate

the equipment.

WARNING

Do not touch hot sections of engine.

The hot sections of the engine can cause severe burns.

Engine Manual 4

III. Before Operation

PRE-OPERATION CHECKS

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 nd, or have your servicing dealer correct it, before you

operate the engine.

WARNING

Improperly maintaining this engine or failing to correct a problem before operation,

could cause a malfunction in which you could be seriously injured. Always perform

a pre-operation inspection before each operation and correct any problem.

Before beginning your pre-operation checks, be sure the engine is level and the ignition

switch is in the OFF position (per equipment manufacturers specication).

A. Check Oil Level

To avoid engine damage, it is important to:

• Check oil level before each use and every 5 operating hours when engine is warm.

Check oil level more frequently during engine break-in.

• Keep oil level between “FULL” and “ADD” marks on the oil dipstick.

• Be sure oil dipstick is inserted securely.

Notes

• DO NOT overﬁll. Doing so may result in oil carry-over to the air cleaner and

equipment and cause malfunction or damage.

• DO NOT allow oil level to fall below the “ADD” mark on oil dipstick. Doing so may

result in equipment malfunction or damage.

B. Filling Oil Sump

1. Be sure engine is level.

2. Remove oil dipstick from oil ller tube and wipe

dipstick clean. See Figure 2, page 5.

3. Insert dipstick back into oil ller tube securely.

4. Remove oil dipstick from oil ller tube. Note oil level. If oil reading

on dipstick is below “ADD” mark, slowly add oil to reach “FULL” level.

5. Insert oil dipstick back into oil ller tube securely.

6. Wipe away any spilled oil on or around the engine.

FULL

ADD

Fill between

“Full” and “Add”

FIG. 1

Engine Manual 5

C. Filling Fuel Tank

WARNING

An adult should fuel this engine. NEVER allow children to refuel this engine.

Gasoline (fuel) vapors are highly ﬂammable and can explode. Fuel vapors can

spread and be ignited by a spark or ﬂame many feet away from engine. To

prevent injury or death from fuel res, follow the instructions below.

Note

The steps below are only basic instructions. The fuel tanks are part of the equipment

manufacturer and all refueling must be done according to speciﬁc instructions found

in their operators manual.

1. Stop engine and allow it to cool before refueling.

2. Be sure engine is outdoors and in a well-ventilated area.

3. Clean area around fuel ll cap and remove fuel ll cap.

Note

For recommended fuel, see “Fuel Recommendations” on page 10.

4. Using an approved red GASOLINE container, add fuel slowly, being careful to

avoid spilling. DO NOT overll fuel tank. Leave space in the tank to allow fuel to

expand without overowing.

5. Replace fuel ll cap securely and wipe up spilled fuel before starting engine. If fuel

is spilled DO NOT start engine. Move machine away from area of spillage. Avoid

creating any source of ignition until fuel vapors are gone.

1. Oil Drain Plug 3. Air Intake Screen

2. Oil Dipstick 4. Spark Plug

Note Twin Cylinder Engines have

two spark plug connections.

Note Shown at right with panel

type air ﬁlter assembly.

III. Before Operation CONTINUED

WARNING

Do not touch hot sections

of engine. The hot sections

of the engine can cause

severe burns.

FIG. 2

Engine Manual 6

SAFE OPERATING PRECAUTIONS

Please review this section BEFORE OPERATION.

WARNING

Carbon monoxide gas is toxic. Breathing it can cause unconsciousness and/or

death. Avoid any areas or actions that expose you to carbon monoxide.

WARNING

DO NOT place hands on or near the exhaust system while starting.

WARNING

If you are unable to start this engine after following instructions in this manual,

contact your Authorized Servicing Dealer. To avoid serious burn injuries or

damage to your engine, DO NOT attempt to start or troubleshoot this engine in

any other way. For example:

• DO NOT use starting ﬂuid.

• DO NOT spray ﬂammable vapors into throttle body or intake system or onto

air cleaner.

• DO NOT put ﬂammable liquids into throttle body or intake system or onto air

cleaner.

• DO NOT operate engine with spark plug removed. Fuel can spray from spark

plug hole and ignite.

SAFE ANGLE OF OPERATION

MAXIMUM angle of operation cannot exceed 15° degrees slope.

IV. Operation

Engine Manual 7

IV. Operation CONTINUED

STARTING YOUR ENGINE

Review the instructions provided with the equipment powered by this engine for any

safety precautions that should be observed in conjunction with starting, shutting down,

or operating the engine.

Note Refer to equipment manufacturers manual for throttle location and speciﬁc

operation.

1. To avoid carbon monoxide poisoning, engine must be outdoors in a well-ventilated area.

2. Move throttle control to “FAST” position.

Note If restarting a warm engine after a short shutdown, move throttle control to

“FAST” position.

3. Push starter button or turn ignition switch key to start engine.

Note DO NOT operate an electric starter for more than 5 seconds each attempt.

If engine fails to start after 3 attempts repeat steps 2 thru 3.

4. When engine starts, release starter button or ignition switch key.

5. Finally, move throttle control to desired speed in “RUN” range.

6. If engine does NOT start after following the steps above, contact your Authorized

Servicing Dealer. DO NOT attempt to start or troubleshoot this engine in any other way.

STOPPING YOUR ENGINE AND SHORT-TERM STORAGE

Stop engine according to equipment manufacturer’s instructions.

WARNING

To avoid unsupervised operation of an engine, especially by children, NEVER leave

it unattended when it is running. Always turn off the engine after use and remove

ignition key, if provided. Failure to do so may lead to serious injury or death.

WARNING

NEVER store engine with fuel in the fuel tank inside a building with potential

sources of ignition such as hot water or space heaters, clothes dryers, electric

motors, etc. Doing so may lead to an explosion resulting in death or serious injury.

Engine Manual 8

THE IMPORTANCE OF MAINTENANCE

Protect yourself and your equipment by properly maintaining your engine. Proper

engine maintenance is necessary for safe, economical, and trouble-free operation.

WARNING

Improperly maintaining this engine, or failure to correct a problem before

operation, can cause a malfunction in which you can be seriously hurt or killed.

WARNING

Always follow the inspection and maintenance recommendations and schedules

in this owner’s manual.

To prevent accidental starting when working on equipment, always:

• Carefully disconnect spark plug wires and keep it away from spark plug.

• Keep the disconnected spark plug wire securely away from metal parts where

arcing could occur.

• Disconnect battery at negative terminal rst, if engine is equipped with a DC electric

starter.

• Turn all engine switches to “OFF” position.

• Remove ignition key, if provided.

To assist you in properly caring for your engine, the following pages include routine

inspection procedures and simple maintenance procedures using basic hand tools.

Service tasks that are more difcult or which require special tools should be handled

by professionals and are normally performed by a service technician or qualied

mechanic.

If you operate your engine under stressful conditions such as sustained high-

load or high-temperature operation, or use your engine in unusually wet or dusty

conditions, servicing should be more frequent. Consult your service technician for

recommendations applicable to your individual needs and use.

MAINTENANCE SAFETY INSTRUCTIONS

This manual contains very important safety precautions. However, we cannot warn

you of every conceivable hazard that can arise while performing maintenance. You

must decide whether or not you should perform a given task and always be safety

conscious.

V. Maintenance

Engine Manual 9

A. Safety Precautions

• Make sure the engine is not running, is turned OFF, spark plug cap is removed from

spark plugs, and engine is cooled off before you begin any maintenance or repairs.

This can prevent several potential hazards, such as the following:

- Carbon monoxide poisoning from engine exhaust: run engine in a well-

ventilated area.

- Burns from hot parts: let the engine and exhaust system cool-off before touching.

- Injury from moving parts: do not run the engine unless instructed to do so.

• Before you begin maintenance, read all instructions and make sure you have the

tools and skills required.

• To reduce the possibility of re or explosion, be alert when working around gasoline.

Use only a nonammable solvent, not gasoline, to clean parts. Keep cigarettes,

sparks and ames away from all fuel-related parts.

• It is suggested to keep a re extinguisher close by when performing maintenance.

Your servicing dealer knows your engine best and is equipped to maintain and repair it.

B. Refueling

WARNING

An adult should fuel this engine. NEVER allow children to refuel this engine.

Note The steps below are only basic instructions. The fuel tanks are part of

the equipment manufacturer and all refueling must be done according to speciﬁc

instructions found in their operators manual.

With the engine stopped and cool, remove the fuel tank cap and check the fuel level.

Rell the tank if the fuel level is low. Leave enough area in the tank to allow for fuel

expansion caused by heat. This will help prevent fuel from being forced from the tank

onto a hot surface.

WARNING

Gasoline is highly ﬂammable and explosive. You can be burned or seriously injured

when handling fuel.

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

• Only handle fuel outdoors.

• Wipe up spills immediately.

V. Maintenance CONTINUED

Engine Manual 10

Refuel in a well-ventilated area with the engine OFF and cool. Avoid spilling fuel. After

refueling, tighten the fuel tank cap securely. Refuel the engine in a properly ventilated

location and away from where fuel fumes may reach ames or sparks. Keep fuel away

from appliance pilot lights, barbecues, electric appliances, power tools, and other

electric appliances.

Spilled fuel is a re hazard and it causes environmental damage. Wipe up spills

immediately. Do not use cell phones or other electronic devices while refueling. Prevent

static electricity when refueling. Fuel can damage paint and plastic. Do not spill fuel

when lling your fuel tank. Damage caused by spilled fuel is not covered under warranty.

C. Fuel Recommendations

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

operate best on unleaded gasoline.

Do NOT use stale or contaminated gasoline or an oil/gasoline mixture. Avoid getting dirt

or water in the fuel tank. Use only proper fuel containers that are properly marked.

Maximum recommended ethanol content: 10%. This is not compatible with E15.

D. Engine Oil Level Check

Check the engine oil level with the engine stopped and with the engine in a level

position.

1. Be sure engine is level.

2. Remove oil dipstick from oil ller tube and wipe

dipstick clean. See Figure 2, page 5.

3. Insert dipstick back into oil ller tube securely.

4. Remove oil dipstick from oil ller tube. Note oil

level. If oil reading

on dipstick is below “ADD” mark, slowly add oil to reach “FULL” level.

5. Insert oil dipstick back into oil ller tube securely.

6. Wipe away any spilled oil on or around the engine.

E. Engine Oil Capacities

703cc (with oil lter): 80 oz. (2.3 liters)

703cc (without oil lter): 72 oz. (2.1 liters)

Note

Add an additional 6.5 oz (.2 liters) of oil if equipped with an oil cooler.

V. Maintenance CONTINUED

FULL

ADD

Fill between

“Full” and “Add”

Engine Manual 11

F. Changing Oil

To avoid engine damage, it is important to:

• Check oil level before each use and every

5 operating hours when engine is warm.

• Change oil after rst 5 operating hours and

every 100 operating hours thereafter; more

often if operated in extremely dusty or dirty

conditions. Engine should still be warm but

NOT hot from recent use.

1. Be sure you nd the correct drain location.

See Figure 4. Afterward, continue reading

instructions below.

Note

Twin Cylinder Engines have two spark plug

connections.

2. Carefully disconnect spark plug wires and

keep them away from spark plugs.

3. Be sure the fuel ll cap is on and is

tightened securely.

4. Clean area around oil drain.

5. Place approved recyclable oil container

under oil drain.

Note

Used oil must be disposed of at a proper

collection center.

6. Remove or open oil drain and drain oil into

an approved recyclable oil container.

7. Install oil drain and tighten securely.

FIG. 3 Spark Plug Locations

FIG. 4 Oil Drain Location

V. Maintenance CONTINUED

Oil Drain

Engine Manual 12

8. Fill with recommended oil. See “Engine Oil

Level Check and Engine Oil Capacities” on

page 10. See Figure 5. Afterward, continue

reading instructions below.

9. Wipe away any spilled oil.

10. Connect spark plug wires to spark plugs

before attempting to start engine.

Notes

The oil ﬁlter if so equipped, should be

changed every 100 operating hours or at least

once a year.

The ﬁlter should be changed more often if the

engine is operated in extremely dusty or dirty

conditions.

Changing the oil ﬁlter requires that additional oil be added to ﬁll the ﬁlter.

Contact your Authorized Servicing Dealer for a genuine replacement Oil Filter.

G. Removing Debris from Engine

Before each use, remove grass clippings, dirt and debris from the following areas:

• Levers and Linkage

• Cooling Fins

• Air Intake Screen

• Guards

Removing debris will insure adequate cooling, correct engine speed and reduce the risk

of re.

Notes

Before removing air cleaner cover, see “Servicing Inner (Primary) Filter” instructions on

page 14. Special care should be taken to prevent damage when removing air cleaner

cover. See Figure 7 on page 13. Afterward, continue reading instructions below. DO NOT

bend levers and linkage with ﬁngers.

V. Maintenance CONTINUED

FIG. 5 Oil Fill Cap and

Oil Filter Location

Engine Manual 13

1. Remove air cleaner cover and lters.

See Figure 7.

2. Remove debris from air inlet, air cleaner

cover and air intake.

3. Inspect lter(s) for discoloration or dirt

accumulation. If either is present, replace.

4. Re-install lters and cover.

H. Spark Plug

Note

Twin Cylinder Engines have two spark plug

connections.

Check both spark plugs yearly or every 100

operating hours.

1. Clean area around spark plug.

2. Remove and inspect spark plug.

3. Replace spark plug if porcelain is cracked

or if electrodes are:

• Pitted

• Burned

• Fouled with Deposits

4. Check electrode gap with wire feeler

gauge and set gap to—.030 (0.76 mm) if

necessary. See Figure 6.

5. Install spark plug and tighten securely.

I. Cleaning/Replacing Air Cleaner

Your engine has an air cleaner which helps

prevent premature engine wear and failure.

NEVER run engine without complete air

cleaner installed on engine. Your air cleaner

periodically needs to be cleaned or replaced.

FIG. 6 Resistor Spark Plug

FIG. 7 Air Cleaner Components

V. Maintenance CONTINUED

1. .030 in. (0.76 mm) Gap

2. Electrodes

3. Porcelain

1. Base

2. Primary Filter

3. Secondary Filter

4. Cover

5. Rain Cap

Engine Manual 14

Notes

ALWAYS inspect ﬁlter(s) for discoloration or

dirt accumulation. If either is present, replace.

Contact your Authorized Servicing Dealer for a

genuine replacement Air Filter.

1. Servicing Inner (Secondary) Filter

Clean secondary lter every 50 operating

hours and replace every 500 hours. Clean

daily if used in extremely dusty conditions.

After removing the lter, follow these cleaning

instructions below:

1. Tap gently on a hard surface to remove

any loose dirt and dust. DO NOT use

compressed air.

Note

DO NOT oil inner ﬁlter.

2. Servicing Outer (Primary) Filter

Clean primary lter every 50 operating hours

and replace every 500 hours. Clean daily if

used in extremely dusty conditions. After

removing the lter, follow these cleaning

instructions below:

1. Tap gently on a hard surface to remove any loose dirt and dust.

Note

DO NOT oil outer ﬁlter.

2. Inspect lter for damage, discoloration or dirt accumulation. If either is present,

replace the lter.

3. Install cover and secure latches.

FIG. 8 Replacing Fuel Filter

V. Maintenance CONTINUED

1. Fuel Pump

2. Hose

3. Hose Clamp

4. Fuel Filter (EFI engines have two filters)

Engine Manual 15

STORAGE PRECAUTIONS

If your engine will be stored with gasoline in the fuel tank, there is the possible hazard of

gasoline vapor ignition. Choose a well-ventilated storage area away from heat, sparks,

ames, and any appliance that operates with a ame such as a furnace, water heater,

or clothes dryer. Avoid any area with a spark-producing electric motor, garage door

openers, or where power tools are operated.

Note Fuel tanks are part of the equipment manufacturer. Always consult their

operators manual regarding fuel tank safety and storage.

Avoid storage areas with high humidity which causes rust and corrosion. Leave the fuel

valve lever (if equipped) in the OFF position to reduce the possibility of fuel leakage.

Position the equipment so the engine is level to avoid fuel or oil leakage. When

the engine and exhaust system are cool, cover the engine to keep out dust. A hot

engine and exhaust system can ignite or melt certain materials. Do not use sheet plastic

as a dust cover.

A. Short-Term Storage (less than 30 days)

1. Clean Engine

Before servicing the engine remove the air cleaner cover and/or blower housing.

Remove grass clippings, dirt and debris from the following areas:

• Cooling Fins

• Air Intake Screen

• Levers

• Linkage

• Guards

• Carburetor

• Head

Removing debris will insure adequate cooling, correct engine speed and reduce the risk

of re.

2. Fuel Storage

WARNING

NEVER store engine with fuel in the fuel tank inside a building with potential

sources of ignition such as hot water or space heaters, clothes dryers, electric

motors, etc. Doing so may lead to an explosion resulting in death or serious injury.

VI. Storing Your Engine

Engine Manual 16

Notes

If engine fuel stored in the gas tank is to be unused without gasoline stabilizer for

more than 30 days, prepare it for short-term/seasonal storage. See “Fuel Treatment”

instructions. Afterward, continue reading instructions below.

If engine fuel is to be stored for more than 60 days, it will gradually deteriorate and

cause gum deposits, a clogged fuel system and WILL VOID YOUR WARRANTY. Prepare

the fuel for extended storage. See “B. Extended Storage” instructions on page 17.

Afterward, continue reading instructions below.

3. Fuel Treatment

1. Add fuel stabilizer according to manufacturer’s instructions.

2. Run engine at least 10 minutes after adding stabilizer to allow it to reach the fuel

injector.

WARNING

NEVER store engine with fuel in the fuel tank inside a building with potential

sources of ignition such as hot water or space heaters, clothes dryers, electric

motors, etc. Doing so may lead to an explosion resulting in death or serious injury.

VI. Storing Your Engine CONTINUED

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Gravely V-TWIN Operating instructions

Brand: Gravely

Model: V-TWIN

Type: Operating instructions

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Gravely V-TWIN Operating instructions

Gravely V-TWIN Operating instructions

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