Maintenance and Care
The following intervals apply to normal operating conditions only. If your daily work-
ing time is longer or operating conditions are difficult (very dusty work area, etc.),
shorten the specified intervals accordingly.
Complete machine
Control handle
Air filter
Manual fuel pump (if fitted)
Pickup body in fuel tank
Fuel tank
Carburetor
Spark plug
Cooling inlets
Spark arresting screen in muffler
Spacer
All accessible screws and nuts (not adjust-
ing screws)
Anti-vibration elements
BR 450, BR 450 C
Visual inspection (condition, leaks)
Clean
Check operation
Clean
Replace
Check
1)
Have repaired by servicing dealer
1)
Have checked by servicing dealer
1)
Have replaced by servicing dealer
Clean
Check idle adjustment
Readjust idle
Readjust electrode gap
Replace after every 100 operating hours
Visual inspection
Clean
Check
Have cleaned or replaced by servicing
1)
dealer
Check
1)
Have replaced by servicing dealer
Retighten
Check
1)
Have replaced by servicing dealer
X
X
X
X
X
X
X
X
X
X
X
X
English
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
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