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MAINTENANCE
CS-310
42
X7503275401
© 02/2019 ECHO Inc.
Maintenance Intervals
IMPORTANT NOTE
- Time intervals shown are maximum. Actual use and
your experience will determine the frequency of required maintenance.
MAINTENANCE PROCEDURE NOTES:
1 Low evaporative fuel tanks DO NOT require regular maintenance to
maintain emission integrity.
COMPONENT/SYSTEM
MAINTENANCE
PROCEDURE
REQ’D
SKILL
LEVEL
Daily or Before Use
Air Filter
Inspect/Clean *
1
Automatic Oiler
Inspect/Adjust
1
Oil Filter
Inspect
1
Fuel System
Inspect
1
1
Guide Bar & Sprocket Nose
Inspect/Clean *
1
Saw Chain
Inspect/Sharpen/Replace/
Tensioning *
2
Sprocket
Inspect/Replace *
2
Cooling System
Inspect/Clean
2
Recoil Starter Rope
Inspect/Clean *
1
Screws/Nuts/Bolts
Inspect/Tighten/Replace *
1
Every Refuel
Fuel System
Inspect
1
1
Guide Bar & Sprocket Nose
Inspect
1
3 Months
Air Filter
Replace *
1
Oil Filter
Inspect/Replace *
1
Fuel Filter
Inspect *
1
Fuel Cap Gasket
Inspect *
1
Spark Plug
Inspect/Clean/Replace *
1
Muffler Spark Arrestor
Inspect/Clean/Replace *
2
Cylinder Exhaust Port
Inspect/Clean/De-carbon
2
Yearly
Fuel Filter
Inspect/Replace *
1
Fuel Cap Gasket
Replace *
1