Maintenance And Repairs - Stihl BR 500 Instruction Manual

Ignition System
Electronic magneto ignition
Spark plug NGK CMR 6 H,
(resistor type): BOSCH USR 4AC
Electrode gap: 0,02 in. (0,5 mm)
Fuel System
All position diaphragm carburetor with
integral fuel pump
Fuel tank capacity: 47.3 fl.oz (1.4 l)
Blowing performance
Maximum air flow rate
BR 500: 812 cf/min (1380 m
BR 550: 877 cf/min (1490 m
BR 600: 1012 cf/min (1720 m
Air flow rate with nozzle:
BR 500: 477 cf/min (810 m
BR 550: 530 cf/min (900 m
BR 600: 712 cf/min (1012 m
Air velocity with nozzle
BR 500: 181 mph (81 m/s)
BR 550: 199 mph (89 m/s)
BR 600: 201 mph (90 m/s)
BR 500, BR 550, BR 600
Weight
dry
BR 500: 22.3 lbs (10.10 kg)
BR 550: 21.8 lbs (9.9 kg)
BR 600: 21.6 lbs (9.8 kg)
3
/h)
3
/h)
3
/h)
3
/h)
3
/h)
3
/h)

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.
Warranty claims following repairs can be
accepted only if the repair has been
performed by an authorized STIHL
servicing dealer 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.
English
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