MAINTENANCE CS-2511T
46 X7503332503
© 11/19 ECHO Incorporated
Spark Plug
• Check periodically.
• The standard spark gap is 0.65 mm
(0.026 in.).
• Fastening torque: 15-17 N•m (130-
150 in•lbf).
1. Release the spark plug cover
latch with T-wrench.
2. Correct the spark gap if it is wider
or narrower than the standard
gap.
3. Reinstall the spark plug and
cover, engage latch with T-
wrench.
Check Fuel System
• Check before every use.
• After refueling, make sure fuel does not leak from around fuel line, fuel
grommet, or fuel tank cap.
• In case of fuel leakage there is a danger of fire. Stop using the machine
immediately and request your dealer to inspect or replace.
Fuel Filter
• Check periodically.
• Do not allow dust to enter fuel tank.
• A clogged Fuel Filter (A) will cause
difficulty in starting engine or
abnormalities in engine
performance.
1. Pull Fuel Filter (A) out through
gas port, and inspect Fuel Filter.
Do not damage fuel line while removing Fuel Filter (A) from tank.
SPARK PLUG COVER LATCH
ENGAGE LATCH
RELEASE LATCH
T-Wrench