Checking The Relief Valve; Checking The Oil Strainer; Assembling The Oil Pump - Yamaha 2004 Rhino 660 YXR660FAS Service Manual

CRANKSHAFT AND OIL PUMP

CHECKING THE RELIEF VALVE

1. Check:
• relief valve body 1
• relief valve 2
• spring 3
• O-ring 4
Damage/wear → Replace the defective
part(s).

CHECKING THE OIL STRAINER

1. Check:
• oil strainer 1
• O-ring 2
Damage → Replace.
Contaminants → Clean with engine oil.

ASSEMBLING THE OIL PUMP

1. Install:
• inner rotor
• outer rotor
• oil pump shaft
(with the recommended lubricant)
4 - 76
ENG
Recommended lubricant
Engine oil