Stihl HT 75 Manual De Instrucciones página 84

English
Specifications
Engine
STIHL single cylinder two-stroke engine
Displacement: 25.4 cc
Bore: 34 mm
Stroke: 28 mm
Engine power to 0.95 kW
ISO 8893: (1.3 bhp) at
8,500 rpm
Cut-off speed: 10,500 rpm
Idle speed: 2,800 rpm
Max. output shaft
speed (chain
sprocket): 8,290 rpm
Ignition System
Electronic magneto ignition
Spark plug (resistor
type): NGK BPMR 7 A
Electrode gap: 0.5 mm
Fuel System
All position diaphragm carburetor with
integral fuel pump
Fuel tank capacity: 440 cc (0.44 l)
Chain Lubrication
Fully automatic, speed-controlled oil
pump with rotary piston
Oil tank capacity: 220 cc (0.22 l)
82
Weight
dry, without bar and chain
HT 75: 7.3 kg
Cutting Attachment
Actual cutting length may be less than
the specified length
Rollomatic E Mini guide bar
Cutting length: 30 cm
Pitch: 3/8" P (9.32 mm)
Groove width: 1.1 mm
Rollomatic E Mini Light guide bars
Cutting length: 25, 30 cm
Pitch: 3/8" P (9.32 mm)
Groove width: 1.1 mm
3/8" P chains
Picco Micro Mini 3 (61 PMM3)
Type 3610
Pitch: 3/8" P (9.32 mm)
Drive link gauge: 1.1 mm
Chain sprocket
6-tooth for 3/8" P
7-tooth for 3/8" P
Noise and Vibration Data
Noise and vibration data measurements
include idling and rated maximum speed
with the same duration of exposure.
For further details on compliance with
Vibration Directive 2002/44/EC see
www.stihl.com/vib/
Sound pressure level L
peq
HT 75: 98 dB(A)
Sound power level Lweq to ISO 3744
HT 75: 107 dB(A)
Vibration measurement a
hv,eq
EN ISO 11680-1
at idling speed
Shaft compressed
Shaft: 1.7 m/s
Control handle: 1.5 m/s
Shaft extended
Shaft: 1.3 m/s
Control handle: 2.4 m/s
at maximum RPM:
Shaft compressed
Shaft: 3.3 m/s
Control handle: 8.3 m/s
Shaft extended
Shaft: 3.8 m/s
Control handle: 6.8 m/s
The K-factor in accordance with
Directive 2006/42/EC is 2.5 dB(A) for
the sound pressure level and sound
power level; the K-factor in accordance
with Directive 2006/42/EC is 2.0 m/s
for the vibration measurement.
to ISO 6081
to
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HT 75