Yamaha 2004 Rhino 660 YXR660FAS Service Manual page 12

CRANKCASE ................................................................................................4-66
STARTER MOTOR, TIMING CHAIN AND OIL FILTER.......................... 4-66
CRANKCASE .......................................................................................... 4-68
CRANKCASE BEARINGS....................................................................... 4-69
SEPARATING THE CRANKCASE.......................................................... 4-70
CHECKING THE TIMING CHAIN AND GUIDES .................................... 4-70
CHECKING THE OIL DELIVERY PIPE...................................................4-70
CHECKING THE RELIEF VALVE ........................................................... 4-71
CHECKING THE CRANKCASE ..............................................................4-71
CHECKING THE BEARINGS.................................................................. 4-71
ASSEMBLING THE CRANKCASE.......................................................... 4-71
INSTALLING THE SHIFT LEVERS......................................................... 4-72
CRANKSHAFT AND OIL PUMP ................................................................... 4-73
OIL PUMP ...............................................................................................4-74
REMOVING THE CRANKSHAFT ........................................................... 4-75
CHECKING THE OIL PUMP ................................................................... 4-75
CHECKING THE RELIEF VALVE ........................................................... 4-76
CHECKING THE OIL STRAINER ........................................................... 4-76
ASSEMBLING THE OIL PUMP...............................................................4-76
CHECKING THE CRANKSHAFT ............................................................ 4-77
INSTALLING THE CRANKSHAFT AND BALANCER ............................. 4-78
TRANSMISSION............................................................................................ 4-79
DRIVE AXLE ASSEMBLY ....................................................................... 4-80
REMOVING THE TRANSMISSION ........................................................ 4-81
CHECKING THE SHIFT FORKS............................................................. 4-81
CHECKING THE SHIFT DRUM ..............................................................4-82
CHECKING THE DRIVE AXLE ...............................................................4-82
CHECKING THE HIGH WHEEL GEAR AND MIDDLE DRIVE GEAR .... 4-82
CHECKING THE SECONDARY SHAFT AND DRIVEN SPROCKET..... 4-83
CHECKING THE CHAIN .........................................................................4-83
ASSEMBLING THE SHIFT FORK ASSEMBLY ...................................... 4-84
INSTALLING THE TRANSMISSION .......................................................4-84
MIDDLE GEAR ..............................................................................................4-85
MIDDLE DRIVE SHAFT ..........................................................................4-85
MIDDLE DRIVEN SHAFT........................................................................4-86
REMOVING THE MIDDLE DRIVE SHAFT ............................................. 4-88
REMOVING THE MIDDLE DRIVEN SHAFT...........................................4-88
CHECKING THE PINION GEARS .......................................................... 4-91
SELECTING THE MIDDLE DRIVE AND DRIVEN GEAR SHIMS...........4-92
INSTALLING THE MIDDLE DRIVEN SHAFT .........................................4-95
INSTALLING THE MIDDLE DRIVE SHAFT ............................................4-97
MEASURING THE MIDDLE GEAR BACKLASH..................................... 4-98