Harbor Freight Tools 60338 Product manual

Owner’s Manual & Safety Instructions

Save This Manual Keep this manual for the safety warnings and precautions, assembly,

operating, inspection, maintenance and cleaning procedures. Write the product’s serial number in the back of the manual near the assembly diagram (or month and year of purchase if product has no number). Keep this manual and the receipt in a safe and dry place for future reference.

REV 15b

Using a generator indoors CAN

Using an engine indoors

KILL YOU IN MINUTES.

CAN KILL YOU IN MINUTES.

Generator exhaust contains

Engine exhaust contains carbon monoxide.

carbon monoxide. This is a poison

This is a poison you cannot see or smell.

you cannot see or smell.

NEVER use inside a home or garage,

NEVER use inside

EVEN IF doors and windows are open.

a home or garage, EVEN IF doors and windows are open.

Only use OUTSIDE and far away from

Only use OUTSIDE

windows, doors,

and far away from

and vents.

windows, doors, and vents.

Visit our website at: http://www.harborfreight.com

Email our Engine support at: predator@harborfreight.com

When unpacking, make sure that the product is intact

and undamaged. If any parts are missing or broken,

please call 1-888-866-5797 as soon as possible.

No portion of this manual or any artwork contained herein may be reproduced in

any shape or form without the express written consent of Harbor Freight Tools.

Diagrams within this manual may not be drawn proportionally. Due to continuing

improvements, actual product may differ slightly from the product described herein.

Tools required for assembly and service may not be included.

Email our technical support at:

productsupport@harborfreight.com

Read this material before using this product. Failure to do so can result in serious injury. SAVE THIS MANUAL.

Table of Contents

Specifications ............................................. 2

Safety ......................................................... 3

Setup .......................................................... 7

Operation .................................................... 8

Specifications

Generator

Displacement 63cc

Engine Type

Cooling System Forced air cooled

Fuel

Oil

Run Time @ 50% Load with full tank

Sound Level at # feet 82 dB Rotation viewed from PTO

(power takeoff - the output shaft)

Spark Plug

Output

Receptacles NEMA #5-20 (3-prong, 120VAC)

Type

Capacity 1.1 Gallon

Type

Ratio

Type BONON® F5TC Gap 0.028 - 0.031 mm

Maintenance .............................................. 11

Troubleshooting ......................................... 14

Warranties ................................................. 18

Parts Lists and Diagrams .......................... 16

120VAC, 60Hz, Single Phase 700W Rated 900W Maximum

Horizontal Single Cylinder 2-stroke

87+ octane stabilizer-treated unleaded gasoline mixed with 2-cycle oil (see below)

2-cycle oil (designed specifically for mixing with gasoline)

50:1 gasoline-to-oil ratio

2.5 oz oil per gallon of gasoline

5 hr.

Counterclockwise

The emissions control system for this Engine is warranted for standards set by the U.S. Environmental Protection Agency and by the California Air Resources Board (also known as CARB). For warranty information, refer to the last pages of this manual.

Page 2 For technical questions, please call 1-888-866-5797. ITEM 60338

Symbol Definitions

WARNING SYMBOLS AND DEFINITIONS

This is the safety alert symbol. It is used to alert you to potential

personal injury hazards. Obey all safety messages that

follow this symbol to avoid possible injury or death.

Indicates a hazardous situation which, if not avoided,

will result in death or serious injury.

Indicates a hazardous situation which, if not avoided,

could result in death or serious injury.

Indicates a hazardous situation which, if not avoided,

could result in minor or moderate injury.

Addresses practices not related to personal injury.

SAFETYSETUPOPERATIONMAINTENANCE

Symbol Property or Statement

RPM

Revolutions Per Minute

Horsepower

WARNING marking concerning Risk of Eye Injury. Wear ANSI-approved safety goggles with side shields.

Read the manual before set-up and/or use.

WARNING marking concerning Risk of Hearing Loss. Wear hearing protection.

Symbol Property or Statement

WARNING marking concerning Risk of Respiratory Injury. Operate engine OUTSIDE and far away from windows, doors, and vents.

WARNING marking concerning Risk of Fire while handling fuel. Do not smoke while handling fuel.

WARNING marking concerning Risk of Fire. Do not refuel while operating. Keep flammable objects away from engine.

IMPORTANT SAFETY INSTRUCTIONS

WARNING! Read all instructions.

Failure to follow all instructions listed below may result in fire, serious injury and/or DEATH.

The warnings and precautions discussed in this manual cannot cover all possible conditions and situations that may occur. It must be understood by the operator that common sense and caution are factors which cannot be built into this product, but must be supplied by the operator.

SAVE THESE INSTRUCTIONS

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Set up Precautions

1. Gasoline fuel and fumes are flammable, and potentially explosive. Use proper fuel storage and handling procedures. Do not store fuel

SAFETY SETUP OPERATION MAINTENANCE

or other flammable materials nearby.

2. Have multiple ABC class fire extinguishers nearby.

3. Operation of this equipment may create sparks that can start fires around dry vegetation. A spark arrestor may be required. The operator should contact local fire agencies for laws or regulations relating to fire prevention requirements.

4. Set up and use only on a flat, level, well-ventilated surface.

5. All connections and conduits from the Generator to the load must only be installed by trained and licensed electricians, and in compliance with all relevant local, state, and federal electrical codes and standards, and other regulations where applicable.

6. Connections for standby power to a building electrical system must be made by a qualified electrician. The connection must isolate the generator power from utility power, and must comply with all applicable laws and electrical codes.

7. Wear ANSI-approved safety goggles, heavy-duty work gloves, and dust mask/respirator during set up.

8. Use only lubricants and fuel recommended in the Specifications chart of this manual.

9. Improper connections to a building electrical system can allow electrical current from the generator to backfeed into the utility lines. Such backfeed may electrocute utility company workers or others who contact the lines during a power outage, and the generator may explode, burn, or cause fires when utility power is restored. Consult the utility company and a qualified electrician if intending to use the generator for back up power.

10. Do not operate the Generator before grounding. The Generator must be earth-grounded in accordance with all relevant electrical codes and standards before operation.

Operating Precautions

1. CARBON MONOXIDE HAZARD Using a generator indoors CAN KILL YOU IN MINUTES.

Generator exhaust contains carbon monoxide. This is a poison you cannot see or smell.

NEVER use inside a home or garage, EVEN IF doors and windows are open.

Only use OUTSIDE and far away from windows, doors, and vents.

2. Never use a generator indoors, including in

garages, basements, crawl spaces and sheds. Opening doors and windows or using fans will NOT prevent carbon monoxide build up in the home.

3. When using generators, keep them outdoors and far away from open doors, windows, and vents to avoid toxic levels of carbon monoxide from building up indoors.

4. If you start to feel sick, dizzy, or weak while using a generator, get to fresh air right away. The carbon monoxide from generators can quickly lead to full incapacitation and death.

5. Keep children away from the equipment, especially while it is operating.

6. Keep all spectators at least six feet from the Engine during operation.

7. Fire Hazard! Do not fill fuel tank while engine is running. Do not operate if gasoline has been spilled. Clean spilled gasoline before starting engine. Do not operate near pilot light or open flame.

8. Do not touch engine during use. Let engine cool down after use.

9. Never store fuel or other flammable materials near the engine.

10. If the plugged in product operates abnormally or unusually slow, immediately stop using the generator as a power source. Read and adhere to the instruction manual of the product to be powered to make sure that it can be safely and efficiently powered by a portable generator.

11. Before connecting an appliance or power cord to the generator: Make sure that it is in good working order. Faulty appliances or power cords can create a potential for electrical shock.

Page 4 For technical questions, please call 1-888-866-5797. ITEM 60338

Operating Precautions (cont.)

12. Do not exceed the maximum power rating of the generator. Make sure that the total electrical rating of the all of the tools or appliances plugged into the generator at the same time does not exceed that of the generator. Check that the startup surge will not be beyond the limit of the Generator.

13. Avoid substantially overloading which will trip the circuit breaker. Slightly overloading the generator may not trip the circuit breaker, but will lead to premature generator failure.

14. Do not attempt to connect or disconnect load connections while standing in water, or on wet or soggy ground.

15. Do not touch electrically energized parts of the Generator and interconnecting cables or conductors with any part of the body, or with any non-insulated conductive object.

16. Connect the Generator only to a load that is compatible with the electrical characteristics and rated capacities of the Generator.

17. Insulate all connections and disconnected wires.

18. Guard against electric shock. Prevent body contact with grounded surfaces such as pipes, radiators, ranges, and refrigerators.

19. Only use a suitable means of transport and lifting devices with sufficient weight bearing capacity when transporting the generator.

20. Secure the generator on transport vehicles to prevent it from rolling, slipping, and tilting.

21. Industrial applications must follow OSHA requirements.

22. Do not leave the generator unattended when it is running. Turn off the generator (and remove safety keys, if available) before leaving the work area.

23. The generator can produce high noise levels. Prolonged exposure to noise levels above 85 dBA is hazardous to hearing. Wear ear protection when operating the generator or when working nearby while it is operating.

24. Wear ANSI-approved safety glasses and hearing protection during use.

25. People with pacemakers should consult their physician(s) before use. Electromagnetic fields in close proximity to a heart pacemaker could cause pacemaker interference or pacemaker failure. Caution is necessary when near the engine’s magneto or recoil starter.

26. Use only accessories that are recommended by Harbor Freight Tools for your model. Accessories that may be suitable for one piece of equipment may become hazardous when used on another piece of equipment.

27. Do not operate in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Gasoline-powered engines may ignite the dust or fumes.

28. Stay alert, watch what you are doing and use common sense when operating this generator. Do not use while tired or under the influence of drugs, alcohol or medication.

29. Dress properly. Do not wear loose clothing or jewelry. Keep hair, clothing and gloves away from moving parts. Loose clothes, jewelry or long hair can be caught in moving parts.

30. Parts, especially exhaust system components, get very hot during use. Stay clear of hot parts.

31. Do not cover the generator during operation.

32. Keep the generator and surrounding area clean at all times.

33. Use the equipment, accessories, etc., in accordance with these instructions and in the manner intended for the particular type of equipment, taking into account the working conditions and the work to be performed. Use of the equipment for operations different from those intended could result in a hazardous situation.

34. Do not operate the equipment with known leaks in the engine’s fuel system.

35. WARNING: This product contains or, when used, produces a chemical known to the State of California to cause cancer and birth defects or other reproductive harm. (California Health & Safety Code § 25249.5, et seq.)

36. When spills of fuel or oil occur, they must be cleaned up immediately. Dispose of fluids and cleaning materials as per any local, state, or federal codes and regulations. Store oil rags in a bottom-ventilated, covered, metal container.

37. Keep hands and feet away from moving parts. Do not reach over or across equipment while operating.

38. Before use, check for misalignment or binding of moving parts, breakage of parts, and any other condition that may affect the equipment’s operation.

If damaged, have the equipment serviced before using. Many accidents are caused

by poorly maintained equipment.

39. Use the correct equipment for the application. Do not modify the equipment and do not use the equipment for a purpose for which it is not intended.

SAFETYSETUPOPERATIONMAINTENANCE

Page 5For technical questions, please call 1-888-866-5797.ITEM 60338

Service Precautions

1. Before service, maintenance, or cleaning: a. Unplug all devices from the generator.

SAFETY SETUP OPERATION MAINTENANCE

b. Turn the engine switch to its “OFF” position. c. Allow the engine to completely cool. d. Then, remove the spark plug cap

from the spark plug.

2. Keep all safety guards in place and in proper working order. Safety guards include muffler, air cleaner, mechanical guards, and heat shields, among other guards.

3. Keep all electrical equipment clean and dry. Replace any wiring where the insulation is cracked, cut, abraded, or otherwise degraded. Replace terminals that are worn, discolored, or corroded. Keep terminals clean and tight.

4. Do not alter or adjust any part of the

equipment or its engine that is sealed by the manufacturer or distributor. Only a qualified service technician may adjust parts that may increase or decrease governed engine speed.

5. Wear ANSI-approved safety goggles, heavy-duty work gloves, and dust mask/respirator during service.

6. Maintain labels and nameplates on the equipment. These carry important information. If unreadable or missing, contact Harbor Freight Tools for a replacement.

7. Have the equipment serviced by a qualified repair person using only identical replacement parts. This will ensure that the safety of the equipment is maintained. Do not attempt any service or maintenance procedures not explained in this manual or any procedures that you are uncertain about your ability to perform safely or correctly.

8. Store equipment out of the reach of children.

9. Follow scheduled engine and equipment maintenance.

Refueling:

1. Do not smoke, or allow sparks, flames, or other sources of ignition around the equipment, especially when refuelling.

2. Do not refill the fuel tank while the engine is running or hot.

3. Do not fill fuel tank to the top. Leave a little room for the fuel to expand as needed.

TO PREVENT FUEL LEAKAGE AND FIRE HAZARD, do not fill fuel above the bottom of fuel strainer.

Max Fuel DO NOT OVERFILL!

4. Refuel in a well-ventilated area only.

5. Wipe up any spilled fuel and allow excess to evaporate before starting engine.

To prevent FIRE, do not start the engine while the smell of fuel hangs in the air.

SAVE THESE INSTRUCTIONS.

Page 6 For technical questions, please call 1-888-866-5797. ITEM 60338

Set Up

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.

TO PREVENT SERIOUS INJURY: Operate only with proper spark arrestor installed.

Operation of this equipment may create sparks that can start fires around dry vegetation. A spark arrestor may be required. The operator should contact local fire agencies for laws or regulations relating to fire prevention requirements.

Grounding

1. The Generator must be properly grounded in accordance with all relevant electrical codes and standards before operation. Have the unit grounded by a qualified electrician if you are not qualified to do so.

2. To ground the Generator, connect a #10 AWG grounding wire (not included) from the Grounding Terminal on the side of the unit to a grounding rod (not included). The grounding rod must be an earth-driven copper or brass rod (electrode) which can adequately ground the Generator.

3. Refer to local regulations for ground source information.

Components and Controls

SAFETYSETUPOPERATIONMAINTENANCE

Fuel Cap

Ground Terminal

(on other side of unit)

AC Receptacle

Circuit Breaker

Button

Air Filter Cover

Fuel Valve

Starter Handle

Power Switch

Choke

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Operation

Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product.

SAFETY SETUP OPERATION MAINTENANCE

Pre-Start Checks

Inspect engine and equipment looking for damaged, loose, and missing parts before set up and starting. If any problems are found, do not use equipment until fixed properly.

Checking and Filling Fuel

WARNING! TO PREVENT SERIOUS

INJURY FROM FIRE:

Fill the fuel tank in a well-ventilated area away from ignition sources. If the engine is hot from use, shut the engine off and

wait for it to cool before adding fuel. Do not smoke.

1. Clean the Fuel Cap and the area around it.

2. Unscrew and remove the Fuel Cap.

3. Remove the Strainer and remove any dirt and debris. Then replace the Strainer.

Note: Do not use gasoline containing more than 10% ethanol (E10). Do not use E85 ethanol. Add fuel stabilizer to the gasoline or the Warranty is VOID.

Note: Do not use gasoline that has been stored in a metal fuel container or a dirty fuel container. It can cause particles to enter the carburetor, affecting engine performance and/or causing damage.

IMPORTANT: Your Warranty is VOID if the Engine’s

Fuel Tank is not filled with the proper mixture (50:1) of stabilizer-treated unleaded gasoline and 2-cycle oil before each use. Before each use, check the fuel level. Do not run the Engine with an improper unleaded gasoline/2-cycle oil mixture. Running the Engine with an improper mixture WILL permanently damage the Engine.

1 GALLON

STABILIZER-

TREATED

UNLEADED

GASOLINE

Figure A: Fuel-Oil Mixture

4. To obtain the proper gasoline

and 2-cycle oil mixture, mix 2.5 fluid ounces of

2-cycle oil with 1 gallon of 87 octane or higher unleaded gasoline that has been treated with a fuel stabilizer additive into an approved

container. Then gently agitate the container to thoroughly mix the gasoline/2-cycle oil.

5. If needed, fill the Fuel Tank to about 1 inch under the fill neck of the Fuel Tank with the pre-mixed stabilizer-treated unleaded gasoline/2-cycle oil mixture.

6. Then replace the Fuel Cap.

7. Wipe up any spilled fuel and allow excess to evaporate before starting engine. To prevent FIRE, do not start the engine while the smell of fuel hangs in the air.

APPROVED

CONTAINER

2.5 FLUID OUNCES 2-CYCLE OIL

Starting the Engine

Before Starting the Engine

Before starting the engine:

a. Inspect the generator and engine. b. Disconnect all electrical loads from the generator. c. Fill the engine with the proper amount and type of stabilizer-

treated unleaded gasoline and 2-cycle oil mixture.

Page 8 For technical questions, please call 1-888-866-5797. ITEM 60338

Manual Start

1. Open the Fuel Valve.

2. To start a cold engine, move the Choke to the START position. To restart a warm engine, leave the Choke in the RUN position.

SAFETYSETUPOPERATIONMAINTENANCE

3. Turn the Engine Switch on.

4. Grip the Starter Handle of the Engine loosely and pull it slowly several times to allow the gasoline to flow into the Engine’s carburetor. Then pull the Starter Handle gently until resistance is felt. Allow Cable to retract fully and then pull it quickly. Repeat until the engine starts.

Note: Do not let the Starter Handle snap back against the engine. Hold it as it recoils so it doesn't hit the engine.

5. Allow the Engine to run for several seconds. Then, if the Choke lever is in the START position, move the Choke Lever very slowly to its RUN position.

Note: Moving the Choke Lever too fast could stall the engine.

IMPORTANT: Allow the engine to run at no load for three minutes after each start-up so that the engine can stabilize.

Page 9For technical questions, please call 1-888-866-5797.ITEM 60338

Break-in Period:

for complete storage instructions.

a. Breaking-in the engine will help to ensure proper equipment and engine operation. b. The break-in period will last about 25 hours of use. DO NOT exceed

75% of the Generator’s rated capacity during this period.

SAFETY SETUP OPERATION MAINTENANCE

• Change the engine fuel/oil mixture after this period.

Under normal operating conditions subsequent maintenance follows the schedule explained in the MAINTENANCE section.

Connecting Loads to the Generator

Load And Circuit Breaker:

1. The total combined load through the outlet on the Generator must not exceed the rated maximum power of the unit.

2. Reduce the load if the AC Circuit Breaker turns off. Once the load is reduced, press the Circuit Breaker Button to reset the Generator and continue operation.

Calculate Power Draw:

Power draw can be calculated by multiplying volts and amps. The resulting number is wattage.

• Never exceed the rated maximum wattage for the Generator or any outlet amperage rating.

• Refer to appliance/tool owner’s manuals to determine the wattage of electrical load devices.

• Long power cords and extension cords draw additional power. Keep cord length at a minimum.

Wattage Estimates

Wattages listed below are estimates for that type of equipment only. Check nameplate wattages on all loads before connecting to Generator.

This Unit Can Power Any

One of the Following Items:

Camping 50-700 Tailgating 50-700 Radio 50-200 Table/Box Fan 200 15 Amp Battery Charger 380 Outdoor Power Equipment 500 Mini Refrigerator 400 700 Ten 60 Watt Light Bulbs 600

Running

Watts

Peak

Watts

3. Allow the Engine to run at no load for five minutes after each start-up to allow the Engine to stabilize.

Figure B: Plug Load In

4. Plug the power cord of the 120 volt appliance/ tool into the 120 volt AC Outlet on the Generator.

Note: Do not allow the generator to completely run out of fuel with devices attached. A generator’s output may sharply spike as it runs out of fuel, causing damage to attached devices.

Figure C: Unplug Load

3. When finished using the appliance/tool, turn it off and unplug it from the AC Outlet on the Generator.

Stopping the Engine

1. To stop the engine in an emergency, turn the Engine Switch off.

2. Under normal conditions, use the following procedure: a. Remove all electrical load devices

from the Generator. b. Turn the Engine Switch off. c. Close the Fuel Valve.

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NOTICE

See Long-Term Storage on page 13

Maintenance

WARNING

TO PREVENT SERIOUS INJURY FROM ACCIDENTAL STARTING: Turn the Power Switch of the equipment to its “OFF” position, wait for the engine to cool, and disconnect the spark plug cap before performing any inspection, maintenance, or cleaning procedures.

TO PREVENT SERIOUS INJURY FROM EQUIPMENT FAILURE: Do not use damaged equipment. If abnormal noise, vibration, or excess smoking occurs, have the problem corrected before further use.

Follow all service instructions in this manual. The engine may fail critically if not serviced properly.

Many maintenance procedures, including any not detailed in this manual, will need to be performed

by a qualified technician for safety. If you have any doubts about your ability to safely service the

equipment or engine, have a qualified technician service the equipment instead.

Cleaning, Maintenance, and Lubrication Schedule

Note: This maintenance schedule is intended solely as a general guide. If performance decreases or if

equipment operates unusually, check systems immediately. The maintenance needs of each piece of equipment will differ depending on factors such as duty cycle, temperature, air quality, fuel quality, and other factors.

Note: The following procedures are in addition to the regular checks and maintenance explained as part of the regular operation of the engine and equipment.

SAFETYSETUPOPERATIONMAINTENANCE

Procedure

Brush off outside of engine Check engine fuel/oil mixture level Check air cleaner Check sediment cup Change engine oil Clean air filter Check and clean spark plug

1. Check/adjust idle speed

2. Check/adjust valve clearance

3. Clean fuel tank, strainer and carburetor

4. Clean carbon build-up from combustion chamber

Replace fuel line if necessary

Before

Each Use

*Service more frequently when used in dusty areas.

**These items should be serviced by a qualified technician.

Checking and Filling Fuel

WARNING! TO PREVENT SERIOUS

INJURY FROM FIRE:

Fill the fuel tank in a well-ventilated area away from ignition sources. If the engine is hot from use, shut the engine off and wait

for it to cool before adding fuel. Do not smoke.

1. Clean the Fuel Cap and the area around it.

2. Unscrew and remove the Fuel Cap.

Monthly or

every 20

hr. of use

Every 3 mo. or

50 hr. of use

Every 6 mo. or

100 hr. of use

Yearly or every 300 hr. of use

Every

2 Years

** **

3. Remove the Strainer and remove any dirt and debris. Then replace the Strainer.

Note: Do not use gasoline containing more than 10% ethanol (E10). Do not use E85 ethanol. Add fuel stabilizer to the gasoline or the Warranty is VOID.

Note: Do not use gasoline that has been stored in a metal fuel container or a dirty fuel container. It can cause particles to enter the carburetor, affecting engine performance and/or causing damage.

Page 11For technical questions, please call 1-888-866-5797.ITEM 60338

IMPORTANT: Your Warranty is VOID if the Engine’s

SAFETY SETUP OPERATION MAINTENANCE

improper mixture WILL permanently damage the Engine.

2.5 FLUID OUNCES 2-CYCLE OIL

1 GALLON

UNLEADED

GASOLINE

APPROVED

CONTAINER

Figure D: Fuel-Oil Mixture

4. To obtain the proper gasoline

and 2-cycle oil mixture, mix 2.5 fluid ounces of

2-cycle oil with 1 gallon of 87 octane or higher unleaded gasoline that has been treated with a fuel stabilizer additive into an approved

container. Then gently agitate the container to thoroughly mix the gasoline/2-cycle oil.

5. If needed, fill the Fuel Tank to about 1 inch under the fill neck of the Fuel Tank with the pre-mixed stabilizer-treated unleaded gasoline/2-cycle oil mixture.

6. Then replace the Fuel Cap.

7. Wipe up any spilled fuel and allow excess to evaporate before starting engine. To prevent FIRE, do not start the engine while the smell of fuel hangs in the air.

Air Filter Maintenance

1. Remove the Air Cleaner Cover and the air filter(s) and check for dirt. Clean as described below.

2. Cleaning:

• For paper filters: To prevent injury from dust and debris, wear ANSI-approved safety goggles, NIOSH-approved dust mask/respirator, and heavy-duty work gloves. In a well-ventilated area away from bystanders, use pressurized air to blow dust out of the filter.

• For foam filters: Wash the filter in warm water and mild detergent several times. Rinse. Squeeze out excess water and allow it to dry completely. Soak the filter in lightweight oil briefly, then squeeze out the excess oil.

3. Install the cleaned filter(s). Secure the Air Cleaner Cover before use.

Spark plug Maintenance

Spark

Plug

Cap

Disconnect spark plug cap from end of plug. Clean out debris from around spark plug.

2. Using a spark plug wrench, remove the spark plug.

3. Inspect the spark plug: If the electrode is oily, clean it using a clean, dry rag. If the electrode has deposits on it, polish it using emery paper. If the white insulator is cracked or chipped, the spark plug needs to be replaced.

Recommended Spark Plugs

BONON

NOTICE: Using an incorrect spark plug may damage the engine.

4. When installing a new spark plug, adjust the plug’s gap to the specification on the Specifications chart. Do not pry against the electrode, the spark plug can be damaged.

5. Install the new spark plug or the cleaned spark plug into the engine.

• Gasket-style:

Finger-tighten until the gasket contacts the cylinder head, then tighten about 1/2-2/3 turn more.

• Non-gasket-style:

Finger-tighten until the plug contacts the cylinder head, then tighten about 1/16 turn more.

NOTICE: Tighten the spark plug properly. If loose, the spark plug will cause the

engine to overheat. If overtightened, the threads in the engine block will be damaged.

6. Apply dielectric spark plug boot protector (not included) to the end of the spark plug and reattach the wire securely.

F5TC

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