PERIODIC MAINTENANCE 2-15
EXHAUST VALVE
• Remove the exhaust valve assembly. (6-5)
• Remove carbon deposits from the main exhaust valve, side
valve, spacer and exhaust valve guide.
• Check for wear and damage.
NOTE:
If tar drops from the exhaust valve breather hose when the
motorcycle is parked, change engine oil brand because some
engine oil can accumulate tar in the exhause valve chamber.
EXHAUST SILENCER
SILENCER INSPECTION AND REPLACE-
MENT
• Remove the seat and the right frame cover.
• Loosen the silencer mounting bolt and remove the silencer.
• Remove three bolts and extract the black frontal pipe from the
aluminum case.
• Inspect the glass wool 1 for clogging with carbon deposit or
tar.
• Replace the glass wool 1 with a new one if necessary.
SILENCER REASSEMBLY
• Fit the glass wool 1 and the black frontal pipe to the alumi-
num case.
• Tighten three bolts.
NOTE:
To seal between the black frontal pipe flange and the aluminum
case, apply SUZUKI BOND to the contact area of the flange.
99000-31140: SUZUKI BOND “1207B”
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