Stihl BR 700, Instruction Manual

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Fault Cause Remedy
The engine does not
start.
There is not enough
fuel in the fuel tank.
► Mix the fuel and refuel the blower.
The carburetor is too
hot.
► Allow the blower to cool down.
► Depress the manual fuel pump at least 10 times
before starting the engine.
The carburetor has
iced up.
► Allow the blower to warm up to + 10 °C.
The engine idles
erratically.
The carburetor has
iced up.
► Allow the blower to warm up to + 10 °C.
The engine stops
while idling.
The carburetor has
iced up.
► Allow the blower to warm up to + 10 °C.
The engine does not
reach maximum
speed.
Throttle cable adjust‐
ment is not correct.
► Adjust the throttle cable.
18.2 Adjusting the Throttle Cable
2
1
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► Press the throttle trigger (1) and keep pressed.
► Turn screw (2) clockwise until resistance is
felt.
► Turn the screw (2) clockwise through another
half-turn.
18.3 Adjust idle speed
► Start the engine.
► Warm up the engine by opening and closing
the throttle for about 1 minute.
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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.
18.4 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.
3
2
1
3
2
1
0000-GXX-C456-A1
► 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.
19 Specifications
19.1 Blower STIHL BR 700
–
Displacement: 64.8 cm³
–
Engine power to ISO 8893: 2.8 kW (3.8 bhp)
at 7,200 rpm
–
Idle speed to ISO 11681: 2,500 ± 50 min-1
–
Approved spark plug:
– –
NGK CMR6H from STIHL
–
Bosch USR 4AC from STIHL
–
Electrode gap of the spark plug: 0.5 mm
–
Blowing force: 35 N
–
Maximum air velocity: 88 m/s
–
Average air velocity: 74 m/s
–
Maximum air flow rate (without blower tube
assembly): 1,860 m³/h
–
Air flow rate: 1,550 m³/h
–
Dry weight: 10.9 kg
–
Max. fuel tank capacity: 1,400 cc (1.4 l)
English 19 Specifications
14 0458-459-0121-E