Yamaha 90A - Chapter 3 Periodic Inspection and Adjustment

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INSP
ADJ
CHAPTER 3
PERIODIC INSPECTION AND ADJUSTMENT
PERIODIC SERVICE ........................................................................................ 3-1
MAINTENANCE SCHEDULE ................................................................... 3-1
ANODE...................................................................................................... 3-1
BATTERY .................................................................................................. 3-2
CARBURETOR.......................................................................................... 3-3
CARBURETOR LINK ADJUSTMENT....................................................... 3-3
CYLINDER HEAD BOLTS, ENGINE MOUNTING BOLTS,
AND FLYWHEEL NUT............................................................................. 3-4
FUEL FILTER............................................................................................. 3-4
FUEL TANK AND FUEL LINE................................................................... 3-4
GEAR OIL.................................................................................................. 3-5
IDLE-SPEED.............................................................................................. 3-5
IGNITION TIMING ADJUSTMENT.......................................................... 3-6
TIMING PLATE POSITION ADJUSTMENT ...................................... 3-6
THROTTLE SENSOR CONTROL LINK ADJUSTMENT.................... 3-7
IGNITION TIMING ADJUSTMENT ................................................... 3-8
PICK-UP TIMING ADJUSTMENT ..................................................... 3-9
OIL INJECTION PUMP........................................................................... 3-10
OPERATIONAL TEST ...................................................................... 3-10
CHECKING THE OIL LEVEL WARNING SYSTEM ................................ 3-11
OIL PUMP LINK ADJUSTMENT............................................................ 3-12
POWER TRIM AND TILT FLUID (PTT model)....................................... 3-12
PROPELLER ............................................................................................ 3-13
SPARK PLUG.......................................................................................... 3-13
GREASING POINTS ............................................................................... 3-14