Echo CS-310 Service Manual

ENGINE
CS-310
55
8-5 Removing engine block
1. Remove cylinder cover, sprocket guard, brake
lever and starter assembly (Refer to “2-1 Disas-
sembling starter assembly”).
2. Remove air fi lter, cleaner case and carburetor.
3. Remove fl ywheel (Refer to “3-10 Inspecting fl y-
wheel and key”).
4. Remove clutch assembly and worm gear (Refer
to “5-1 Inspecting clutch parts”).
5. Remove muffl er with muffl er gasket.
6. Remove two bolts (A) and remove ignition coil
(B).
7. Remove two bolts (C) of intake insulator (D).
8. Remove 4 bolts (E) from bottom of the unit.
9. Pull out engine block, together with intake insu-
lator (D).
C
D
A
B
E

Echo CS-310 Specifications

General

Engine Displacement	30.5 cc
Bar Length	14 inches
Weight	8.8 lbs
Chain Pitch	3/8 inch
Chain Gauge	0.050 inch