Ignition System
Electronic magneto ignition
Spark plug (resistor
type):
NGK BPMR 7 A
Electrode gap:
0.02 in (0.5 mm)
Fuel System
All position diaphragm carburetor with
integral fuel pump
Fuel tank capacity:
57.5 fl oz (1.7 l)
Blowing Performance
Blowing force:
Air velocity:
Air flow rate:
Maximum air velocity:
Maximum air flow rate
without blower tube
assembly:
Weight
BR 450:
BR 450 C:
BR 450, BR 450 C
Maintenance and Repairs
Users of this unit should carry out only
the maintenance operations described
in this manual. STIHL recommends that
other repair work be performed only by
authorized STIHL servicing dealers
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.
For repairs of any component of this
unit's air emissions control system,
please refer to the air emissions
28 N
systems warranty in this manual.
186 mph
(83 m/s)
642 cf/min
3
(1090 m
/h)
222 mph
(99 m/s)
842 cf/min
3
(1430 m
/h)
23.4 lbs
(10.6 kg)
25.4 lbs
(11.5 kg)
Disposal
Observe all country-specific waste
disposal rules and regulations.
STIHL products must not be thrown in
the garbage can. Take the product,
accessories and packaging to an
approved disposal site for environment-
friendly recycling.
Contact your STIHL servicing dealer for
the latest information on waste disposal.
English
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