Echo RM-4300 Manual Del Usuario página 19

Fuel
NOTE
Stored fuel ages.
Do not mix more fuel than you expect to use in thirty (30) days.
Do not mix directly in fuel tank.
 Fuel is a mixture of regular grade petrol and an air-cooled 2-stroke engine oil of reputable
brand name.
Minimum 89 Octane unleaded petrol is recommended.
Do not use fuel containing methyl alcohol or more than 10 % of ethyl alcohol.
 Recommended mixture ratio; 50 : 1 (2 %) for ISO-L-EGD Standard (ISO/CD 13738), JASO
FC, FD grade and ECHO Premium 50 : 1 oil or 25 : 1 (4 %) for JASO FB grade oil.
- Do not mix directly in engine fuel tank.
- Avoid spilling petrol or oil.
Spilled fuel should always be wiped up.
- Handle petrol with care, it is highly inflammable.
- Always store fuel in approved container.
 For fuel containing 20 % ethyl alcohol, re-adjustment of the carburettor is
required.
Correct as follows the adjuster needles (L and H) from the current level.
(See page 25 "Carburettor adjustment")
L: Low speed mixture adjuster
H: High speed mixture adjuster
T: Idle speed adjuster
- Low speed mixture adjuster (L): anticlockwise 1/8 turns open.
- High speed mixture adjuster (H): anticlockwise 1/8 turns open.
 Fuel containing more than 25 % ethyl alcohol is not approved for use in 2-stroke engine.
 Fuel containing more than 25 % ethyl alcohol may cause performance problems, loss of
power, overheating, fuel vapor lock, and unintended machine operation, including, but not
limited to, improper clutch engagement.
 Fuel containing more than 25 % ethyl alcohol may also cause premature deterioration of
fuel lines, gaskets, carburettors and other engine components.
Handling fuel
After refuelling, tighten fuel cap firmly and check for leakage.
In case of fuel leakage, repair before starting operation since there is a danger of fire.
 Never smoke or allow flame or sparks near fuel.
 Always fill the fuel tank outdoors.
Never pour fuel indoors.
 Always remove the fuel cap slowly to relieve any pressure buildup in the tank.
 Never refuel the engine when it is hot or running.
 Always use an approved, safe fuel container.
 Shoulder level
 It is not permitted to fill fuel above the shoulder level of fuel tank.
 After fuelling, always wipe away spilled fuel.
 Always move at least 3 m away from the fuelling spot before starting the engine.
 Never store the unit with fuel in the tank a fuel leak could start a fire.
Fuel
DANGER
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