English
Displacement:
2.22 cu.in
(36.3 cm
Bore:
1.69 in (43 mm)
Stroke:
0.98 in (25 mm)
Engine power to
1.9 bhp (1.4 kW)
ISO 8893:
at 8,500 rpm
Idle speed:
2,800 rpm
Cut-off speed (rated): 10,500 rpm
Max. output shaft
speed (cutting
attachment):
7,500 rpm
Valve clearance
Inlet valve:
0.004 in
(0.10 mm)
Exhaust valve:
0.004 in
(0.10 mm)
Ignition System
Electronic magneto ignition
Spark plug
(suppressed):
NGK CMR 6 H
Electrode gap:
0.02 in (0.5 mm)
Fuel System
All position diaphragm carburetor with
integral fuel pump
Fuel tank capacity:
Weight
dry, without cutting attach-
ment and deflector
44
Overall length
3
)
without cutting attachment 71.3 in
24.0 fl.oz
(0.71 l)
15.9 lbs
(7.2 kg)
Maintenance and Repairs
Users of this unit should carry out only
(1810 mm)
the maintenance operations described
in this manual. STIHL recommends that
other repair work be performed only by
authorized STIHL servicing dealers.
Warranty claims following repairs can be
accepted only if the repair has been
performed by an authorized STIHL
servicing dealer using genuine STIHL
replacement parts.
Genuine STIHL parts can be identified
by the STIHL part number, the
{ logo and, in some cases, by
the STIHL parts symbol K. The
symbol may appear alone on small
parts.
FS 310