25FS 240 C, FS 260 C, FS 360 C, FS 410 C, FS 460 C-M
5. Engine
5.1 Muffler
Check and if necessary repair the
fuel supply, carburetor, air filter and
ignition system before looking for
faults on the engine.
Troubleshooting, b 3
– Remove shroud, b 5.4
– Remove protective hip plate,
b 11.9.3
To keep dirt particles from entering
the cylinder, move piston to top
dead center before removing the
muffler.
: Remove screw (1)
: Tilt insert (2) upward and out
: Remove screws (1)
: Take out and examine the
muffler (2), replace if necessary
5904RA029 TG
1
2
5904RA030 TG
1
2
1
1
: Remove the exhaust gasket (1)
and cooling plate (2)
– Installing and removing the spark
arresting screen, see Instruction
Manual
Installation
– Cover exhaust bore and remove
any fouling on the cylinder and
exhaust bore
: Examine and clean the mating
surfaces (arrows) on the exhaust
bore, cooling plate and muffler,
remove any gasket residues if
necessary – there must not be
any gasket residues or dirt
particles in the exhaust bore
Parts with damaged mating
surfaces must be replaced.
5904RA031 TG
2
1
5904RA032 TG
: Position and orient exhaust
gasket (1) on muffler (2)
: Slide cooling plate (1) with the
lugs (arrows) into the recesses of
the muffler (2) and position
: Hold cooling plate (1) and insert
screws (3)
– Position of the gasket and the
cooling plate is secured
5904RA033 TG
1
2
5904RA034 TG
1
2
3
3
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