Echo CS-370ES Service Manual page 66

64
11-2 Troubleshooting Guide (continued)
INSPECTING
Fuel system / Carburetor
Air filter
Fuel cap / strainer
Carburetor adjustment
Fuel tank / line/ vent
Carburetor leakage
Carburetor metering lever height
Carburetor diaphragms
Carburetor inlet needle valve
Welch plug
Crankcase pulse passage
Throttle trigger
Clutch system
Clutch shoes / spring / bearing
Clutch drum
Sprocket
Saw chain lubrication system
Oil cap
Oil tank / line/ strainer
Oil tank vent
Auto-oiler
Guide bar / Oil holes
Compression / Exhaust system
Cooling air passage
Muffler / Exhaust port
Cylinder compression
Crankcase / cylinder seal
Crankcase / Cylinder
Piston / Piston ring
Crankshaft / Ball bearings
Others
Chain brake
Cushions
Chain tensioner
Saw chain
MAINTENANCE GUIDE
REFERENCES
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01
4-1
4-2
4-7
4-4 to 4-6
4-5
4-8
4-13
4-11
4-12
4-9
9-3
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01
5-1 to 5-3
5-1, 5-3
1-5, 5-1
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01
6-1
6-1, 6-2, 6-4
6-3
6-5 to 6-7
Clean
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01
7-2
7-3
1-2, 7-1
7-4
7-4, 7-8
7-7
7-8, 7-9
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01
8-1, 8-2
9-2
10-1
Replace / Sharpen
CS-370ES
CS-420ES
Inspecting first.