Installing The Oil Pump - Yamaha WR250F 2022 Owner's Service Manual

3
2. Install:
• Outer rotor "1"
TIP
Apply the engine oil on the outer rotor.
E
3. Install:
• Oil pump cover "1"
• Oil pump cover bolt "2"
Oil pump cover bolt
6 N·m (0.6 kgf·m, 4.4 lb·ft)
LOCTITE®
EAM30486

INSTALLING THE OIL PUMP

1. Install:
• Spring "1"
• Relief valve "2"
• Pin "3"
TIP
• Install the spring "1" and relief valve "2", and
pin "3". After installing, make sure that the relief
valve "2" does not come loose.
1
2
1
2
LT
1
5-62
• Install the relief valve before installing the pri-
mary drive gear and collar.
3
1
2
2. Install:
• Collar "1"
• Balancer weight gear "2"
TIP
Install the balancer weight gear and balancer
shaft with their lower splines "a" aligning with
each other.
1
2
3. Install:
• Balancer drive gear "1"
• Collar "2"
TIP
• Install the balancer drive gear and crankshaft
with the lower splines "a" aligning with each
other.
• Align the punched mark "b" on the balancer
drive gear with the punched mark "c" on the
balancer weight gear.
1
2
OIL PUMP