Yamaha XV19SW 2006, Service Manual, Page: 107 / 145

ENGINE
3-18
• Muffler “3”
• Muffler bracket “4”
Cracks/damage
→
Replace.
• Gaskets “5”
Exhaust gas leaks
→
Replace.
2. Check:
Tightening torque
• Front exhaust pipe nuts “6”
• Front exhaust pipe and rear exhaust pipe bolt
“7”
• Rear exhaust pipe nuts “8”
• Rear exhaust pipe and muffler bolt “9”
• Muffler and muffler bracket bolts “10”
• Muffler bracket and frame bolts “11”
EAS21090
CHECKING THE CANISTER (for California
only)
1. Remove:
• Horn 1
Refer to “THROTTLE BODIES” on page 6-6.
2. Check:
• Canister “1”
• Canister purge hose “2”
• Canister breather hose “3”
• Fuel tank breather/overflow hose “4”
Cracks/damage
→
Replace.
3. Install:
• Horn 1
Refer to “THROTTLE BODIES” on page 6-6.
EAS21100
ADJUSTING THE EXUP CABLES
1. Remove:
• EXUP valve pulley cover “1”
2. Check:
• EXUP system operation
▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼ ▼▼▼ ▼ ▼▼▼
a. Turn the main switch to “ON”.
b. Check that the EXUP valve operates proper-
ly.
NOTE:
Check that the projection “a” on the EXUP valve
pulley contact the stopper “b” (fully-open posi-
tion) and the stopper “c” (fully-closed position).
T
R
.
Front exhaust pipe nut
20 Nm (2.0 m·kg, 14 ft·lb)
Front exhaust pipe and rear ex-
haust pipe bolt
20 Nm (2.0 m·kg, 14 ft·lb)
Rear exhaust pipe nut
24 Nm (2.4 m·kg, 17 ft·lb)
Rear exhaust pipe and muffler
bolt
20 Nm (2.0 m·kg, 14 ft·lb)
Muffler and muffler bracket bolt
29 Nm (2.9 m·kg, 21 ft·lb)
Muffler bracket and frame bolt
53 Nm (5.3 m·kg, 38 ft·lb)
LOCTITE
®
10
11
3
4
8
9
5
2
7
5
5
1
6
5
LT
4
1
3
2
1