Stihl TS 420 User Manual

6 TS 410, TS 420
3. Specifications
3.1 Shortblock
TS 410 TS 420
Displacement: 66.7 cm
3
66.7 cm
3
Bore: 50 mm 50 mm
Stroke: 34 mm 34 mm
Engine power to ISO 7293: 3.2 kW (4.4 HP)
at 9000 rpm
3.2 kW (4.4 HP)
at 9000 rpm
Permissible maximum speed: 10300 rpm 10300 rpm
Idle speed: 2500 rpm 2500 rpm
Clutch: Centrifugal clutch without
linings
Clutch engages at: 3800 rpm 3800 rpm
Crankcase leakage test
at gauge pressure: p
ü
= 0.5 bar
under vacuum p
u
= 0.5 bar
3.2 Fuel system Carburetor leakage test at
gauge pressure: p
ü
= 0.8 bar
Operation of tank vent at
gauge pressure: p
ü
= 0.3 bar
Fuel: as specified in instruction
manual
3.3 Ignition system Air gap between ignition
module and flywheel: 0.15...0.35 mm
Spark plug (suppressed): Bosch WSR6F
Electrode gap: 0.5 mm
3.4 Cutting wheels
TS 410
Composite and diamond cutting wheels Diameter 300 mm
Cutting depth approx. 100 mm
TS 420
Composite and diamond cutting wheels Diameter 350 mm
Cutting depth approx. 125 mm

Stihl TS 420 Specifications

General

Engine Power	4.4 bhp
Weight	21.2 lbs
Arbor Size	20 mm
Maximum Wheel Size	350 mm
Maximum Cutting Depth	125 mm
Displacement	66.7 cc (4.1 cu. in.)
Fuel Capacity	710 cc