Exhaust Pipe And Muffler; Removal; Maintenance - Yamaha YTZ250S 1986 Service Manual

EXHAUST PIPE AND MUFFLER
Removal
1. Remove the exhaust pipe mounting
springs and bolt.
2. Loosen the joint screw and remove the ex-
haust pipe.
25 0
3. Remove the muffler.
3-10
Maintenance
1. Using a rounded scraper, remove excess
carbon deposits from manifold area of ex-
haust pipe.
2. Check the exhaust pipe and muffler
mounting bracket for cracks. If it has ex-
cessive cracks repair or replace it.
3. When the muffler gets a large carbon
build up inside, remove the outlet pipe and
decarbonize.