Air Filter; Spark Plug; Check Fuel System - Echo CS-310 Operator's Manual

MAINTENANCE

Air Filter

1. Check before every use.
2. CLOSE choke (
3. Press hand guard FORWARD
and LOCK chain brake.
4. Release the cylinder cover
latches (C) and remove cylinder
cover (A) and air filter (B).
5. Lightly brush dust off air filter, or
clean with compressed air, or
replace the air filter.
6. Install air filter and cylinder
cover, engage latches.

Spark Plug

• Check periodically.
• The standard spark gap is 0.65
mm (0.026 in.).
• Fastening torque: 13-17 N•m
(110-150 lbf•in).
1. Remove cylinder cover and
remove spark plug.
2. Correct the spark gap if it is wider or narrower than the standard gap.

Check Fuel System

• Check before every use.
• After refueling, make sure fuel does not leak from around fuel pipe, 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.
46
). A
C
B
0.65 mm (0.026 in.)
© 11/23 ECHO Incorporated
CS-310
C
X7533271300