Yamaha YZ250F Owner's Service Manual page 104

5
6
EXHAUST PIPE AND SILENCER
1
4
1
2
3
4 - 4
INSPECTION
Silencer and exhaust pipe
1. Inspect:
• Gasket 1
Damage → Replace.
ASSEMBLY AND INSTALLATION
Silencer and exhaust pipe
1. Install:
• Gasket
• Exhaust pipe 1
• Nut (exhaust pipe) 2
13 Nm (1.3 m · kg, 9.4 ft · lb)
• Bolt (exhaust pipe) 3
24 Nm (2.4 m · kg, 17 ft · lb)
NOTE:
First, temporarily tighten the nut (exhaust
pipe), then tighten the bolt (exhaust pipe)
20 Nm (2.0 m • kg,
retighten the nut (exhaust pipe) 13 Nm
(1.3 m • kg, 9.4 ft • lb) and then the bolt
(exhaust pipe) 24 Nm (2.4 m • kg, 17 ft • lb).
2. Install:
• Silencer clamp 1
16 Nm (1.6 m · kg, 11 ft · lb)
• Gasket 2
• Washer 3
• Silencer 4
• Washer 5
• Bolt (silencer) 6
35 Nm (3.5 m · kg, 25 ft · lb)
ENG
14 ft • lb). After that,