Yamaha YZ250F(E), Owner'S Service Manual

Page: 203 / 356

ENGINE REMOVAL
5-10
EAS1SM1206
INSTALLING THE EXHAUST PIPE AND
MUFFLER
1. Install:
• Gasket
• Exhaust pipe 1 “1”
• Nut (exhaust pipe 1) “2”
TIP
First temporarily tighten nuts to 13 Nm (1.3
m·kgf, 9.4 ft·lbf). Then retighten them to 20 Nm
(2.0 m·kgf, 14 ft·lbf).
2. Install:
• Clamp
• Exhaust pipe 2 “1”
• Bolt (exhaust pipe 2) “2”
TIP
Install and temporarily tighten the exhaust pipe
2 with its end positioned as shown with respect
to the exhaust pipe 1.
3. Install:
• Clamp
• Silencer “1”
• Bolt (silencer) “2”
TIP
Install and temporarily tighten the silencer so
that its joint is positioned as shown with respect
to the exhaust pipe 2.
4. Tighten:
• Bolt (exhaust pipe 2)
• Clamp
TIP
Tighten while checking that their front and rear
joints are inserted in position.
Nut (exhaust pipe)
20 Nm (2.0 m·kgf, 14 ft·lbf)
New
T
R
.
.
1
2
2
1
2
2mm (0.08in)
Bolt (silencer)
30 Nm (3.0 m·kgf, 22 ft·lbf)
Bolt (exhaust pipe 2)
20 Nm (2.0 m·kgf, 14 ft·lbf)
Clamp
12 Nm (1.2 m·kgf, 8.7 ft·lbf)
T
R
.
.
2
2
1
2mm (0.08in)
T
R
.
.
T
R
.
.