English
Engine Management
Exhaust emissions are controlled by the
design of the engine and components
(e.g. ignition, timing and valve or port
timing).
42
STIHL Injection
STIHL Injection regulates the fuel
quantity and ignition timing for all
operating states electronically.
STIHL Injection stands for easy, fast
starting, constant optimum engine
performance, outstanding acceleration
and automatic adaptation to changes in
operating conditions.
Spark Arresting Screen in
Muffler
The muffler of your machine is fitted with
a spark arresting screen.
If engine performance deteriorates,
N
check the condition of the spark
arresting screen in the muffler.
Clean or replace the screen, as
necessary. To reduce the risk of fire,
never operate the machine without
a properly maintained and
undamaged spark arresting screen
in place.
WARNING
Wait until the engine and the muffler
have cooled completely before
performing the following operations.
2
1
Remove the screw (1)
N
Pull the spark arresting screen (2)
N
upwards out of the muffler
Clean the dirty spark arresting
N
screen
If the screen is damaged or heavily
N
carbonized, install a new one
Re-install the spark arresting screen
N
in the reverse order of steps
TS 480i, TS 500i