17Series 4144 Components FC, FS, KM
: Line up the air baffle (1).
The air baffle's slot must engage the 
engine housing rib (arrow) at both 
sides.
– Turn the machine over.
: Insert screws (arrows) and 
tighten them down firmly.
– Turn the machine over
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545RA039 TG
– Coat stubs (arrows) and ends of 
hoses with STIHL press fluid, 
b 11
: Install new fuel return hose (1) 
and fuel suction hose (2), 
b 8.9.2 
: Connect tank vent hose (1) to 
filter housing (arrow) 
– push it fully onto the stub.
– Turn the pin (1) until the slot is in 
line with the throttle cable.
: Press down the throttle lever (2).
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2
1
1
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2
– Fit throttle cable (1) in the pin's 
(2) slot.
: Turn the pin until the nipple is 
properly seated (arrow).
– Check operation 
– squeeze throttle trigger on 
handle as far as stop. The throttle 
shutter must be fully open, adjust 
throttle cable if necessary, 
b 8.6.2
: Fit the short circuit wire (1) in the 
guide (arrow).
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1
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