Echo CS-310

MAINTENANCE GUIDE
CS-310
71
Intervals
Inspecting point Service Reference 3 months 6 months
Daily or or
100 hours 300 hours
Screws and bolts * Retighten / Replace
Air fi lter Clean 4-1
Inspect / Replace 4-1
Carburetor Inspect / Repair 4-9 to 4-15
Fuel leaks Inspect / Repair 4-2, 4-3 **
Fuel line Inspect / Repair 4-3, 4-6
Cooling system Inspect / Clean 8-2
Spark plug Clean / Regap 3-2, 3-3
Inspect / Replace 3-3
Fuel strainer Clean / Replace 4-2
Leads and connections Inspect / Repair 3-5
Fuel tank Clean inside. 4-3
Muffl er and exhaust port Clean 8-3
Starter system Inspect / Repair 2-1 to 2-4
Oil tank Clean inside.
Oil strainer Clean / Replace 7-1
Sprocket Inspect / Replace 1-5, 5-1
Guide bar Inspect / Clean
Chain brake Inspect / Repair 6-1, 6-2
Daily:
Inspecting in every services.
IMPORTANT:
Service intervals shown above are maximum. Actual use and your experience will determine
the frequency of required maintenance.
* Retighten the following screws and bolts after fi rst 1 week use, and every 3 months.
Starter assembly screws (4 pcs.)
Anti-vibration spring screws (6 pcs.)
Front handle screws (3 pcs.)
Muffl er nuts (2 pcs.)
** Inspect after every refuel.
11-3 Service Intervals