Echo CS-310 Service Manual

ENGINE
CS-310
61
8-12 Installing engine block
1. Assemble intake bellows (A) and intake bellows
retainer (B) to cylinder, aligning locating marks (a1)
and (b).
2. Install fl ange (a2) of intake bellows in the hole (c)
of intake insulator (C).
3. Mount engine block on engine cover (D) while
installing intake insulator (C) into the grooves (d) of
engine cover.
4. Tighten 4 bolts (E) at unit bottom to secure en-
gine block to engine cover. Tighten 2 screws (F) of
intake insulator. Install all other removed parts.
A
B
a1
b
C
D
c
a2
C
d
E
F

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