Chain Lubricant - Echo CS-310 Instruction Manual

Mixing Instructions
1. Fill an approved fuel container with half of the re-
quired amount of gasoline.
2. Add the proper amount of 2-stroke oil to gasoline.
3. Close container and shake to mix oil with gasoline.
4. Add remaining gasoline, close fuel container, and
remix.
iMPOrTanT
Spilled fuel is a leading cause of hydrocarbon
emissions. Some states may require the use of
automatic fuel shut-off containers to reduce fuel
spillage.
after use
• DO NOT store a unit with fuel in its tank. Leaks can
occur. Return unused fuel to an approved fuel storage
container.
Storage - Fuel storage laws vary by locality. Contact
your local government for the laws affecting your area.
As a precaution, store fuel in an approved, airtight con-
tainer. Store in a well-ventilated, unoccupied building,
away from sparks and flames.
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Stored fuel ages. Do not mix more fuel than you
expect to use in thirty (30) days, ninety (90) days
when a fuel stabilizer is added.
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Stored two-stroke fuel may separate. ALWAYS
shake fuel container thoroughly before each use.
Cap indication
Fuel/oil tanks are indicated by the following
illustrations.
Fuel tank cap
CS-310
Oil tank cap
16
Fuel Mix Chart

CHAIN LUBRICANT

Proper lubrication of the chain while in operation reduces
friction between the chain and the guide bar to a mini-
mum and assures a longer service life.
• Use bar and chain oil of high quality for this purpose.
• Do not use used or reclaimed oil to avoid various oiler
problems.
• Use ECHO bar and chain oil.
• When ECHO bar and chain oil is not available:
Use motor oil, etc.
• Use bar and chain oil of the following grades:
SAE No. 30 ....... in summer
SAE No. 10 ....... in winter or when cutting resinous
trees.
• When refueling, also refill chain oil.
50:1