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OWNER'S MANUAL
MANUEL D'UTILISATION
GEBRAUCHSANLEITUNG
MANUALE SUPPLEMENTARE PER IL PROPRIETARIO
MANUAL DEL PROPIETARIO
MANUAL DO UTILIZADOR
OWNER'S MANUAL
■ This owner's manual contains the instruc-
tion items necessary for correct and safe
use. Before operating this engine be sure
to read this owner's manual to understand
how to correctly operate the engine.
(Incorrect operation could result in acci-
dents and injury.)
■ Also be sure to read the owner's manuals
of equipment used with this engine before
operating this engine.
■ Store this owner's manual with care so
that it can be referred to at any time.
MANUALE SUPPLEMENTARE PER IL PROPRIETARIO
■ Il presente Manuale del Proprietario con-
tiene le istruzioni necessarie per un utilizzo
corretto e sicuro. Prima di avviare il motore
leggere attentamente il presente Manuale
per comprendere correttamente il funzion-
amento del motore. (Un funzionamento
scorretto potrebbe causare incidenti e fer-
ite).
■ Prima di avviare il motore, leggere accu-
ratamente i Manuali del Proprietario relativi
alle attrezzature utilizzate con il motore pri-
ma di iniziare il funzionamento.
■ Conservare con cura il presente Manuale
del Proprietario in modo da poterlo consul-
tare in qualunque momento.
MANUEL DE L'UTILISATEUR
■ Ce manuel de l'utilisateur décrit les précau-
tions à prendre pour une utilisation correcte et
sûre du moteur. Lisez ce manuel avec attention
et assurez-vous de bien le comprendre afin
d'utiliser le moteur dans les meilleures condi-
tions possibles. (une utilisation incorrecte du
moteur peut entraîner un accident ou des bles-
sures.)
■ Veuillez lire aussi le manuel de l'utilisateur de
l'appareil sur lequel est monté ce moteur avant
de l'utiliser.
■ Conservez avec soin ce manuel de l'utili-sateur
afin de pouvoir le consulter au besoin.
MANUAL DEL PROPIETARIO
■ Este manual de instrucciones contiene
ítems de instrucciones necesarios para un
uso correcto y seguro. Antes de hacer fun-
cionar este motor, asegúrese de leer el
manual de instrucciones para entender
como utilizar correctamente el motor. (Un
funcionamiento incorrecto puede provocar
un accidente y heridas.)
■ Además, asegúrese de leer los manuales
de instrucciones del equipo utilizado con
este motor antes de hacerlo funcionar.
■ Guarde el manual de instrucciones con
cuidado para que pueda consultarlo en
cualquier momento.
GB
F
D
I
E
P
GEBRAUCHSANLEITUNG
■ Diese Bedienungsanleitung enthält die Punkte,
die für eine richtige und sichere Benutzung
erforderlich sind. Vor der Benutzung des
Motors bitte sicherstellen, daß Sie die
Bedienungsanleitung gelesen haben und ver-
stehen, wie dieser Motor richtig bedient wird.
(Falsche Bedienung könnte Unfälle und
Verletzungen zur Folge haben.)
■ Stellen Sie sicher, die Bedienungsanleitungen
der Geräte gelesen zu haben, die mit diesem
Motor benutzt werden sollen, bevor der Motor
betrieben wird.
■ Bewahren Sie die Bedienungsanleitung gut
auf, um bei späterer Gelegenheit jederzeit auf
sie zugreifen zu können.
MANUAL DO UTILIZADOR
■ Este manual do proprietário contém as
instruções necessárias para uma utilização
correcta e segura. Antes de fazer funcionar
este motor, leia este manual e assegure-se de
que compreende como operar correctamente
o motor. (Uma operação incorrecta poderá
resultar em acidentes e ferimentos.)
■ Leia também o manual do proprietário do
equipamento utilizado com este motor antes
de o fazer funcionar.
■ Guarde cuidadosamente este manual do
proprietário de forma a poder consultá-lo no
futuro.
GB13G
GB18G
KN52057AA
19/10

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Summarization of Contents

Safety Precautions
General Safety Warning
Critical warning about handling fuel and potential fire or explosion hazards.
Pre-Operation Engine Inspection
Fuel Inspection
Checks for fuel presence, quality, and tank cap security before operation.
Air Cleaner Inspection
Check air cleaner element for dirtiness or insufficient oil (oil bath type).
Engine Oil Inspection
Check engine oil level, condition, and if it's dirty or old.
Fastener Screw Tightness Inspection
Ensure all screws, especially muffler fasteners, are tight.
Component Cleaning Inspection
Check for debris around muffler and starter air intake.
Fuel and Oil Leaks Inspection
Inspect for any fuel or oil leaks and have the engine repaired if found.
Starting and Stopping Engine
Fuel Cock Operation
Instructions for opening and closing the fuel cock for starting and stopping.
Engine Switch Operation
Instructions for operating the engine switch to start and stop.
Speed Control Lever Operation
Adjusting the speed control lever for engine operation.
Choke Lever Operation
Proper use of the choke lever for starting and warm-up.
Recoil Starter Operation
How to use the recoil starter grip to start the engine.
Electric Starter Operation
Procedure for starting the engine using the electric starter.
Post-Start Engine Procedure
Gradually returning the choke lever and adjusting speed after starting.
Engine Stopping Procedure
Steps to stop the engine using the switch and fuel cock.
Care of the Engine
Bolt and Nut Tightening
Check and tighten all bolts and nuts.
Engine Oil Level Check and Supply
Check and replenish engine oil level to the correct mark.
Engine Oil Replacement
Replace engine oil according to schedule.
Fuel and Oil Leak Check
Inspect for any fuel or oil leaks.
Air Filter Check and Cleaning
Check and clean the air filter element.
Recoil Starter Area Cleaning
Clean the area around the recoil starter.
Muffler Cover Perimeter Cleaning
Clean the area around the muffler cover.
Fan Cover Cleaning
Clean the fan cover area as required.
Spark Plug Check and Cleaning
Check and clean the spark plug.
Fuel Cock Check and Cleaning
Check and clean the fuel cock.
Carbon Removal from Combustion Chamber
Remove carbon deposits from the combustion chamber.
Valve Clearance Check and Adjustment
Check and adjust valve clearance.
Fuel Line Replacement
Replace fuel lines when necessary.
Inspection Precaution Items
Inspection Environment
Perform inspections in a level, well-lit area.
Preventing Accidental Starting
Detach spark plug wires to prevent unintentional engine start.
Hot Engine Caution
Avoid touching the engine immediately after operation as it will be hot.
Fuel Handling Safety
Never use heat or flame when handling gasoline.
Spill Cleanup
Promptly and completely clean up any spilled fuel or oil.
Engine Cleaning Method
Do not wash the engine using water.
Engine Speed Adjustment
Do not change engine speed unreasonably; consult distributor.
Inspection Interval Considerations
Inspection intervals are general; adapt to usage conditions and clean if needed.
Fuel Filter Installation Caution
Ensure fuel filter is securely installed after disconnecting fuel hose.
Inspection and Maintenance
Before Each Operation Checks
Essential checks to perform before operating the engine.
Adding Engine Oil
Instructions for checking and adding engine oil.
Component Cleaning and Inspection
Cleaning areas around muffler, starter, and inspecting bolts.
Air Cleaner Inspection and Maintenance
Procedures for inspecting and maintaining semi-dry and oil bath air cleaners.
25 and 50 Hour Maintenance
Specific maintenance tasks for the first 25 and every 50 operating hours.
Engine Oil Change Procedure
Steps for draining old oil and adding new oil while the engine is warm.
Spark Plug Cleaning and Adjustment
Cleaning carbon deposits, polishing electrodes, and adjusting gap.
Fuel Cock Inspection and Cleaning
Inspect and clean the fuel cock, including the strainer.
Long-Term Storage
Fuel Drainage for Storage
Drain fuel from carburetor and tank to prevent degradation during storage.
Cylinder Lubrication and Crankshaft Positioning
Add oil to cylinder, turn crankshaft, replace spark plug, and stop at compression point.
Engine Exterior Cleaning
Wipe the engine exterior with an oil-soaked cloth.
Storage Location Requirements
Store the engine in a dry location with low humidity.
Trouble Shooting
Starting Failure Diagnosis
Troubleshooting steps for common starting failures like ignition or compression issues.
Ignition Check
Verify ignition system normality for engine starting.
Compression Check
Check if engine compression is sufficient for proper operation.
Fuel Supply Check
Verify that fuel is being drawn into the combustion chamber.

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