Replacing Air Filter; Adjust Idle Speed; Specifications; Blower Stihl Br 500 - Stihl BR 500 Instruction Manual

19 Specifications

18.2 Replacing air filter

The air filter cannot be cleaned. The air filter must be
replaced if it is damaged or there is a loss of engine power.
► Shut off the engine.
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► Take out the screws (1).
► Remove filter cover (2).
► Clean the area around the air filter (3) with a damp cloth
or a soft brush.
► Take out the air filter (3).
► Insert new air filter (3) and replace filter cover (2).
► Insert screws (1) and tighten.

18.3 Adjust idle speed

► Start the engine.
► Warm up the engine by opening and closing the throttle for
about 1 minute.
0458-452-0121-H
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The engine runs unsteadily at idle or stalls
► Turn the idle speed screw LA slowly clockwise until the
engine runs smoothly.
19 Specifications

19.1 Blower STIHL BR 500

– Displacement: 64.8 cm³
– Engine power to ISO 8893: 2 kW (2.7 bhp) at 5,300 rpm
– Idle speed to ISO 11681: 2,500 rpm
– Approved spark plug:
– NGK CMR6H from STIHL
– Bosch USR 4AC from STIHL
– Electrode gap of the spark plug: 0.5 mm
– Blowing force: 22 N
– Maximum air velocity: 93 m/s
– Average air velocity: 77 m/s
– Air flow rate: 925 m³/h
– Maximum air flow rate (without blower tube assembly):
1380 m³/h
– Dry weight: 10.4 kg
– Max. fuel tank capacity: 1400 cc (1.4 l)
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