Periodic Inspection And Adjustment - Yamaha 25J Service Manual

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PERIODIC INSPECTION AND ADJUSTMENT

PREDELIVERY SERVICE................................................................................. 3-1
CONTENTS............................................................................................... 3-1
ELECTRIC WIRING ................................................................................... 3-2
25JMH, 25JMHO, 30DMH, 30DMHO ............................................... 3-2
30DWH, 30DWHO.............................................................................. 3-3
25JEO, 30DMO, 30DE, 30DEO .......................................................... 3-4
25JETO, 30DET, 30DETO .................................................................. 3-5
FUEL LINE................................................................................................. 3-6
GEAR OIL LEVEL ...................................................................................... 3-7
OPERATION OF CONTROLS AND MOVING PARTS ............................. 3-7
FUEL LEAKAGE........................................................................................ 3-8
WATER LEAKAGE.................................................................................... 3-8
EXHAUST LEAKAGE ............................................................................... 3-8
ENGINE AND LOWER UNIT NOISE........................................................ 3-8
IDLE-SPEED .............................................................................................. 3-8
IGNITION TIMING .................................................................................... 3-8
MOTOR EXTERIOR .................................................................................. 3-8
INSTRUCTING THE NEW OWNER ......................................................... 3-8
PERIODIC SERVICE ........................................................................................ 3-9
MAINTENANCE SCHEDULE ................................................................... 3-9
ANODE...................................................................................................... 3-9
BATTERY ................................................................................................ 3-10
CYLINDER HEAD BOLTS, ENGINE MOUNTING BOLTS,
AND FLYWHEEL NUT ........................................................................... 3-11
FUEL FILTER........................................................................................... 3-11
FUEL LINE............................................................................................... 3-11
GEAR OIL................................................................................................ 3-11
OIL-INJECTION PUMP........................................................................... 3-11
Operational test ............................................................................... 3-11
CARBURETOR ........................................................................................ 3-12
FUEL ENRICHMENT VALVE ADJUSTMENT ........................................ 3-13
CARBURETOR LINK ADJUSTMENT..................................................... 3-13
IGNITION TIMING ADJUSTMENT........................................................ 3-13
IDLE-SPEED ............................................................................................ 3-15
PICK-UP TIMING .................................................................................... 3-16
OIL PUMP LINK ADJUSTMENT............................................................ 3-16
CHAPTER 3
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