Engine Management
Exhaust emissions are controlled by the
design of the fundamental engine
parameters and components (e.g.
ignition, timing and valve or port timing)
without the addition of any major
hardware.
TS 480i, TS 500i
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
In some countries, the mufflers are fitted
with a spark arresting screen.
If engine performance deteriorates,
N
check the spark arresting screen in
the muffler
WARNING
Wait until engine has cooled completely
before performing the following
operations.
2
1
Remove screw (1)
N
Pull the spark arresting screen (2)
N
upwards out of the muffler
Clean the soiled spark arresting
N
screen
If the screen is damaged or heavily
N
carbonized, fit a new one
Refit the spark arresting screen in
N
reverse order of steps
English
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