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Specifications
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:
A = 300 hours,
B = 125 hours,
C = 50 hours
CARB:
The Emission Compliance Period used
on the CARB-Air Index Label indicates
the terms:
Extended = 300 hours,
Intermediate = 125 hours,
Moderate = 50 hours
Engine
STIHL single cylinder two-stroke engine
Displacement
3.3 cu in
(54,7 cm
Bore
1.81 in
(46,0 mm)
Stroke
1.30 in
(32,9 mm)
Idle speed
2,800 rpm
Weight without
bar and chain
12.1 lb
(5,5 kg)
MS 280 C
Ignition System,
Electronic magneto ignition
Spark plug (suppressed),
NGK BPMR 7 A, Bosch WSR 6 F
Electrode gap
0.02 in (0,5 mm)
Fuel/Oil System
Diaphragm carburetor
All position diaphragm carburetor with
integral fuel pump
Fuel tank capacity
1.1 US pt (0,520 l)
Fuel mixture
See "Fuel"
Chain lubrication
Fully automatic, speed-controlled
reciprocating oil pump. Additional
manual oil flow control
Oil tank capacity
0.6 US pt (0,280 l)
3
)
English / USA
Cutting Attachment
Recommended cutting attachments
for compliance with § 5.11 of ANSI
standard B 175.1-2000
(see page 16 of this manual):
STIHL reduced kickback bar
(with green label) for .325" pitch:
Rollomatic with sprocket nose
40, 45 or 50 cm (16, 18 or 20")
1)
STIHL low kickback chain
(with green label) for .325" pitch:
Rapid-Micro 2 (23 RM2, 26 RM2)
Rapid-Micro C3 (23 RMC3, 26 RMC3)
spur sprocket :
7-tooth for 0.325" pitch
1)
See definition of "low kickback
chain" on page 19 of this manual
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