English / USA
Maintenance Chart
The following maintenance intervals apply to normal operating conditions only.
If your daily working time is longer than normal or operating conditions are difficult
(very dusty work area etc.), shorten the specified intervals accordingly.
Complete machine
Control handle
Air filter
Pickup body in fuel tank
Fuel tank
Carburetor
Spark plug
Cooling air intakes
Spark arresting screen in muffler
All accessible screws and nuts (not
adjusting screws)
Container with hose
Metering unit
Anti-vibration elements
Blower air intake screen
Safety labels
1)
STIHL recommends a STIHL servicing dealer
34
Visual inspection (condition, leaks)
Clean
Check operation
Clean
Replace
Check
Fit new filter
Clean
Check idle setting
Readjust idle
Readjust electrode gap
Replace after 100 hours of operation
Clean
Check
Clean or replace
Tighten
Visual inspection (condition, leaks)
Check
Visual inspection
1)
Have replaced by dealer
Check
Clean
Replace
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
SR 340, SR 420
x
x
x
x
x
x