Echo CS-310 Service Manual

FUEL SYSTEM
CS-310
32
4-8 Winter plug
When it is cold weather and acceleration is poor,
release winter plug.
1. Winter plug is located inside cylinder cover (A).
2. Picture shows “warm weather position” of winter
plug (B).
3. Remove winter plug (B) to open vent-opening (C)
and introduce warm air from cylinder side to carbu-
retor box.
4. Place winter plug (B) in storage position (D).
NOTE:
In order to avoid carburetor vapor lock,
return winter plug (B) to “warm weather position”
when temperature is above freezing.
B
A
B
C
D

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