Stihl TS 420 - 7.6 Crankshaft; 7.6.1 Removal and installation

TS 410, TS 420
English
40
EPA / CEPA
The Emission Compliance Period
referred to on the Emissions
Compliance Label indicates the number
of operating hours for which the engine
has been shown to meet Federal
emission requirements.
Category
Engine
STIHL single cylinder two-stroke engine
TS410
TS420
Ignition system
Electronic magneto ignition
This spark ignition system meets all
requirements of the Canadian
Interference-Causing Equipment
Standard CAN ICES-2/NMB-2.
Fuel system
All-position diaphragm carburetor with
integral fuel pump
Air filter
Main filter (paper filter) and flocked wire
mesh auxiliary filter
Weight
Abrasive wheels
The quoted maximum permissible
operating speed of the abrasive wheel
must be greater than or equal to the
maximum spindle speed of the cut-off
machine used.
Abrasive wheels (TS410)
Abrasive wheels (TS420)
Specifications
A= 300hours
B= 125hours
C= 50hours
Displacement: 66.7 cm
3
Cylinder bore: 50 mm
Piston stroke: 34 mm
Engine power accord
-
ing to ISO7293:
3.2kW (4.4HP)
at 9000rpm
Idling speed: 2500rpm
Max. spindle speed: 5350rpm
Displacement: 66.7 cm
3
Cylinder bore: 50 mm
Piston stroke: 34 mm
Engine power accord
-
ing to ISO7293:
3.2kW (4.4HP)
at 9000rpm
Idling speed: 2500rpm
Max. spindle speed: 5350rpm
Spark plug
(suppressed): BoschWSR6F
Electrode gap: 0.5 mm
Fuel tank capacity: 710 cm
3
(0.71 l)
without fuel, without abrasive wheel,
with water attachment
TS410: 9.4 kg
TS420: 9.6 kg
Without fuel, without abrasive wheel,
with electronic water control
TS410: 9.9 kg
TS420: 10.1 kg
Outside diameter: 300 mm
Max. thickness: 4.8 mm
Bore diameter/spindle
diameter: 20 mm
Tightening torque: 30 Nm
Composite resin abrasive wheels
Minimum outside diameter of
thrust washers: 103 mm
Max. depth of cut: 100 mm
Diamond abrasive wheels
Minimum outside diameter of
thrust washers: 103 mm
Max. depth of cut: 100 mm
Outside diameter: 350 mm
Max. thickness: 4.8 mm
Bore diameter/spindle
diameter: 20 mm
Tightening torque: 30 Nm
Composite resin abrasive wheels
Minimum outside diameter of
thrust washers: 103 mm
Max. depth of cut: 125 mm