MAINTENANCE HCS-2810 / 3810
26 X7702248300
© 09/19 ECHO Incorporated
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 Apply lithium based grease every 25 hours of use.
2 Inspect blade, and clean and sharpen as needed. Lubricate blades 
periodically during use.
3 Low evaporative fuel tanks DO NOT require regular maintenance to 
maintain emission integrity.
* Replacement is recommended based on the finding of damage or wear 
during inspection.
COMPONENT/SYSTEM
MAINTENANCE 
PROCEDURE
REQUIRED 
SKILL LEVEL
Daily or Before Use
Air Filter
Inspect/Clean *
1Choke Shutter
Fuel System Inspect 
3
Cooling System Inspect/Clean 2
Recoil Starter Rope Inspect/Clean *
1
Screws/Nuts/Bolts Inspect/Tighten/Replace *
Blades Inspect/Clean 
2
Every Refuel
Fuel System Inspect 
3
1
Three Months
Air Filter Replace *
1Fuel Filter
Inspect *
Fuel Cap Gasket
Spark Plug
Inspect/Clean/Replace *
1
Muffler Spark Arrestor
2
Cylinder Exhaust Port Inspect/Clean/De-carbon
Gear Housing
Grease 
1
Yearly
Fuel Filter Inspect/Replace *
1
Fuel Cap Gasket Replace *