Yamaha WR250F Manuel D'atelier page 272

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EXHAUST PIPE AND SILENCER
1
4 - 3
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, 14 ft • lb). After that,
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
20 Nm (2.0 m · kg, 14 ft · lb)
Gasket 2
Silencer 3
Bolt (silencer) 4
35 Nm (3.5 m · kg, 25 ft · lb)
ENG