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US-16
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Oil and Fuel
4. Always open the fuel tank cap slowly to release
any possible overpressure inside the tank.
DANGER
5. Do not overfill the fuel tank. Stop filling 1/4-1/2 inch
POTENTIAL HAZARD
(6 mm-13 mm) from the top of the tank.
In certain conditions gasoline is extremely
6. Tighten the tank fuel cap carefully but firmly after
flammable and highly explosive.
refilling.
WHAT CAN HAPPEN
A fire or explosion from gasoline can burn
7. Wipe up any spilled fuel before starting the engine.
you, others and cause property damage.
8. Move the unit at least 10 feet (3 m) away from the
HOW TO AVOID THE HAZARD
fueling location and fuel storage container before
Use a funnel and fill the fuel tank outdoors,
starting the engine.
in an open area, when the engine is cold.
Wipe up any gasoline that spills.
Do not fill the fuel tank completely full.
Recommended Oil Type
Add gasoline to the fuel tank until the
level is 1/4” to 1/2” ( 6 mm to 13mm )
below the bottom of the filler neck. This
empty space in the tank allows gasoline
Only use a two-cycle engine oil formulated for use in
high performance, air cooled two cycle engines.
MARUYAMA brand 2-cycle oil is formulated for use
to expand.
in high performance, air cooled two-cycle engines.
Never smoke when handling gasoline, and
stay away from an open flame or where
gasoline fume may be ignited by a spark.
Store gasoline in an approved container and
keep it out of the reach of children.
Never buy more than a 30-day supply of
gasoline.
IMPORTANT: Do not use National Marine
Manufacturer’s Association (NMMA) or BIA
certified oils. This type of 2-cycle engine oil
does not have the proper additives for air
cooled, 2-cycle engines and can cause engine
damage.
Do not use automotive motor oil. This type of
1. Do not smoke near fuel.
oil does not have the proper additives for air
cooled, 2-cycle engines and can cause engine
2. Mix and pour fuel outdoors and where there are
damage.
no sparks or flames.
Recommended Fuel Type
WARNING
POTENTIAL HAZARD
• Gasoline contains gasses that can build
up pressure inside a gas tank.
WHAT CAN HAPPEN
• Fuel can be sprayed on you when
removing gas cap.
HOW TO AVOID THE HAZARD
• Remove fuel cap slowly to avoid injury
from fuel spray.
Use clean, fresh lead-free gasoline, including
oxygenated
or
reformulated
gasoline, with an octane rating of 89
or higher. To ensure freshness, purchase only the quantity
of gasoline that can be used in 30 days. Use of lead-free
gasoline results in fewer combustion chamber deposits and
longer spark plug life. Use of premium grade fuel is not
necessary or recommended.
Use Of Fuel Additives
IMPORTANT: NEVER USE ALCOHOL,
GASOHOL CONTAINING MORE THAN
3. Always shut off the engine before refueling.
10% ALCOHOL BECAUSE ENGINE FUEL
Never remove the fuel tank cap while the engine is
SYSTEM DAMAGE COULD RESULT.
running or right after just stopping the engine.
Oil and Fuel
4. Always open the fuel tank cap slowly to release
any possible overpressure inside the tank.
DANGER
5. Do not overfill the fuel tank. Stop filling 1/4-1/2 inch
POTENTIAL HAZARD
(6 mm-13 mm) from the top of the tank.
In certain conditions gasoline is extremely
6. Tighten the tank fuel cap carefully but firmly after
flammable and highly explosive.
refilling.
WHAT CAN HAPPEN
A fire or explosion from gasoline can burn
7. Wipe up any spilled fuel before starting the engine.
you, others and cause property damage.
8. Move the unit at least 10 feet (3 m) away from the
HOW TO AVOID THE HAZARD
fueling location and fuel storage container before
Use a funnel and fill the fuel tank outdoors,
starting the engine.
in an open area, when the engine is cold.
Wipe up any gasoline that spills.
Do not fill the fuel tank completely full.
Recommended Oil Type
Add gasoline to the fuel tank until the
level is 1/4” to 1/2” ( 6 mm to 13mm )
below the bottom of the filler neck. This
empty space in the tank allows gasoline
Only use a two-cycle engine oil formulated for use in
high performance, air cooled two cycle engines.
MARUYAMA brand 2-cycle oil is formulated for use
to expand.
in high performance, air cooled two-cycle engines.
Never smoke when handling gasoline, and
stay away from an open flame or where
gasoline fume may be ignited by a spark.
Store gasoline in an approved container and
keep it out of the reach of children.
Never buy more than a 30-day supply of
gasoline.
IMPORTANT: Do not use National Marine
Manufacturer’s Association (NMMA) or BIA
certified oils. This type of 2-cycle engine oil
does not have the proper additives for air
cooled, 2-cycle engines and can cause engine
damage.
Do not use automotive motor oil. This type of
1. Do not smoke near fuel.
oil does not have the proper additives for air
cooled, 2-cycle engines and can cause engine
2. Mix and pour fuel outdoors and where there are
damage.
no sparks or flames.
Recommended Fuel Type
WARNING
POTENTIAL HAZARD
• Gasoline contains gasses that can build
up pressure inside a gas tank.
WHAT CAN HAPPEN
• Fuel can be sprayed on you when
removing gas cap.
HOW TO AVOID THE HAZARD
• Remove fuel cap slowly to avoid injury
from fuel spray.
Use clean, fresh lead-free gasoline, including
oxygenated
or
reformulated
gasoline, with an octane rating of 89
or higher. To ensure freshness, purchase only the quantity
of gasoline that can be used in 30 days. Use of lead-free
gasoline results in fewer combustion chamber deposits and
longer spark plug life. Use of premium grade fuel is not
necessary or recommended.
Use Of Fuel Additives
IMPORTANT: NEVER USE ALCOHOL,
GASOHOL CONTAINING MORE THAN
3. Always shut off the engine before refueling.
10% ALCOHOL BECAUSE ENGINE FUEL
Never remove the fuel tank cap while the engine is
SYSTEM DAMAGE COULD RESULT.
running or right after just stopping the engine.
Oil and Fuel
4. Always open the fuel tank cap slowly to release
any possible overpressure inside the tank.
DANGER
5. Do not overfill the fuel tank. Stop filling 1/4-1/2 inch
POTENTIAL HAZARD
(6 mm-13 mm) from the top of the tank.
In certain conditions gasoline is extremely
6. Tighten the tank fuel cap carefully but firmly after
flammable and highly explosive.
refilling.
WHAT CAN HAPPEN
A fire or explosion from gasoline can burn
7. Wipe up any spilled fuel before starting the engine.
you, others and cause property damage.
8. Move the unit at least 10 feet (3 m) away from the
HOW TO AVOID THE HAZARD
fueling location and fuel storage container before
Use a funnel and fill the fuel tank outdoors,
starting the engine.
in an open area, when the engine is cold.
Wipe up any gasoline that spills.
Do not fill the fuel tank completely full.
Recommended Oil Type
Add gasoline to the fuel tank until the
level is 1/4” to 1/2” ( 6 mm to 13mm )
below the bottom of the filler neck. This
empty space in the tank allows gasoline
Only use a two-cycle engine oil formulated for use in
high performance, air cooled two cycle engines.
MARUYAMA brand 2-cycle oil is formulated for use
to expand.
in high performance, air cooled two-cycle engines.
Never smoke when handling gasoline, and
stay away from an open flame or where
gasoline fume may be ignited by a spark.
Store gasoline in an approved container and
keep it out of the reach of children.
Never buy more than a 30-day supply of
gasoline.
IMPORTANT: Do not use National Marine
Manufacturer’s Association (NMMA) or BIA
certified oils. This type of 2-cycle engine oil
does not have the proper additives for air
cooled, 2-cycle engines and can cause engine
damage.
Do not use automotive motor oil. This type of
1. Do not smoke near fuel.
oil does not have the proper additives for air
cooled, 2-cycle engines and can cause engine
2. Mix and pour fuel outdoors and where there are
damage.
no sparks or flames.
Recommended Fuel Type
WARNING
POTENTIAL HAZARD
• Gasoline contains gasses that can build
up pressure inside a gas tank.
WHAT CAN HAPPEN
• Fuel can be sprayed on you when
removing gas cap.
HOW TO AVOID THE HAZARD
• Remove fuel cap slowly to avoid injury
from fuel spray.
Use clean, fresh lead-free gasoline, including
oxygenated
or
reformulated
gasoline, with an octane rating of 89
or higher. To ensure freshness, purchase only the quantity
of gasoline that can be used in 30 days. Use of lead-free
gasoline results in fewer combustion chamber deposits and
longer spark plug life. Use of premium grade fuel is not
necessary or recommended.
Use Of Fuel Additives
IMPORTANT: NEVER USE ALCOHOL,
GASOHOL CONTAINING MORE THAN
3. Always shut off the engine before refueling.
10% ALCOHOL BECAUSE ENGINE FUEL
Never remove the fuel tank cap while the engine is
SYSTEM DAMAGE COULD RESULT.
running or right after just stopping the engine.
DO NOT USE FUEL ADDITIVES OTHER
Fuel Mixture Chart
THAN THOSE MANUFACTURED FOR FUEL
STABILIZATION DURING STORAGE SUCH
AS MARUYAMA’S STABILIZER/
CONDITIONER OR A SIMILAR PRODUCT.
MARUYAMA’S STABILIZER/CONDITIONER
IS A PETROLEUM DISTILLATE BASED
CONDITIONER/STABILIZER.
MARUYAMA DOES NOT RECOMMEND
STABILIZERS WITH AN ALCOHOL BASE
SUCH AS ETHANOL, METHANOL OR
ISOPROPYL. ADDITIVES SHOULD NOT BE
Mixing Instructions
USED TO TRY TO ENHANCE THE POWER
OR PERFORMANCE OF MACHINE.
IMPORTANT: Never mix gasoline and oil
directly in the Pruner fuel tank.
Mixing Gasoline And Oil
1. Always mix fuel and oil in a clean container
approved for gasoline.
IMPORTANT: The engine used on this Pruner is of a
2-cycle design. The internal moving parts of the
engine, i.e., crankshaft bearings, piston pin bearings
and piston to cylinder wall contact surfaces, require
oil mixed with the gasoline for lubrication.
2. Mark the container to identify it as fuel mix for
the Pruner.
3. Use regular unleaded gasoline and fill the container
with half the required amount of gasoline.
Failure to add oil to the gasoline or failure to mix oil
with the gasoline at the appropriate ratio will cause
major engine damage which will void your warranty.
4. Pour the correct amount of oil into the container
then add the remaining amount of gasoline.
For your fuel premix, use Maruyama Premium 2-
5. Close the container tightly and shake it momentarily
cycle Oil Mix, or equivalent ISO-L-EGD & JASO
to evenly mix the oil and the gasoline before
FD oil with a minimum 89 octane high Quality
filling the fuel tank on the Pruner.
gasoline. Maruyama 2-cycle oil is specially formulat
-ed to meet the requirements of high-performance,
low-emission air-cooled 2-cycle engines. Use of other
oils may lead to service issues which may Not be
covered by your warranty.
6. When refilling the Pruner fuel tank, clean around the
fuel tank cap to prevent dirt and debris
from entering the tank during cap removal.
7. Always shake the premix fuel container momen-
tarily before filling the fuel tank.
Fuel Mixture
The fuel: oil ratio is 50 parts gasoline to 1 part oil or 50:1.
8. Always use a spout or funnel when fueling to
reduce fuel spillage.
9. Fill the tank only to within 1/4-1/2 inch (6 mm-13
mm) from the top of the tank. Avoid filling to the
top of the tank filler neck.
Note: Never use a mixing ratio less than 50:1
regardless of the oil package mixing
instructions. Ratios less than 50:1,
(for example, 60:1, 80:1, 100:1), reduce
the amount of lubrication to the internal
moving parts of the engine and can cause
damage.