Yamaha 2011 WR250FA Owner's Service Manual page 187

3. Install:
• Copper washer "1"
• Oil delivery pipe "2"
• Union bolt (M8) "3"
Union bolt (M8):
18 Nm (1.8 m•kg, 13 ft•lb)
• Union bolt (M10) "4"
Union bolt (M10):
20 Nm (2.0 m•kg, 14 ft•lb)
First tighten the union bolts temporarily.Then
retighten them with the width "a" across flats of
the oil delivery pipe held tight with a spanner.
INSTALLING THE WATER PUMP HOUSING
1. Install:
• Dowel pin "1"
• O-ring "2"
Apply the lithium soap base grease on the O-
ring.
OIL FILTER ELEMENT AND WATER PUMP
2. Install:
• Water pump housing "1"
• Bolt (water pump housing) "2"
INSTALLING THE OIL FILTER ELEMENT
1. Install:
• Oil filter element "1"
• O-ring "2"
• Oil filter element cover "3"
• Bolt (oil filter element cover)
Apply the lithium soap base grease on the O-
ring.
5-54
Bolt (water pump housing):
10 Nm (1.0 m•kg, 7.2 ft•lb)
Bolt (oil filter element cover):
10 Nm (1.0 m•kg, 7.2 ft•lb)