1987 – 1992 Yamaha 30hp 2 stroke Outboard Repair Manual
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LANGUAGE:ENGLISH
PAGES:504
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FILE TYPE:PDF
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1987 – 1992 Yamaha 30hp 2 stroke Outboard Repair Manual
Model : 30ELD, 30ELF, 30ELG, 30ELH, 30ELRP, 30ELRQ, 30MLHQ, 30MSHP, 30MSHQ, 30OLF, 30OSF, 30SD, 30SF, 30SG, 30SH
FOREWORD:
This Supplementary Service Manual has been prepared to introduce new service and new data for the 30EH. For complete information on service procedures, it is necessary to use this Supplementary Service Manual together with following manual:
- This manual has been written by the Yamaha Motor Company primarily for use by Yamaha dealers and their qualified mechanics. It is not possible to put an entire mechanic’s education into one manu- v al, so it is assumed that persons using this manual to perform maintenance and repairs on Yamaha outboard motors have a basic understanding of the mechanical concepts and procedures inherent to outboard motor repair technology. Without such knowledge, attempted repairs or service to this model may render it unfit for use and/or unsafe.
- Yamaha Motor Company, Ltd. is continually striving to improve all models manufactured by Yamaha. Modifications and significant changes in specifications or procedures will be forwarded to all Authorized Yamaha dealers and will, where applicable, appear in future editions of this manual.
TABLE OF CONTENTS:
1987 – 1992 Yamaha 30hp 2 stroke Outboard Repair Manual
1987-1992 YAMAHA 30HP 2-STROKE OUTBOARDS................ 1 NOTICE..............................................129 TABLE OF CONTENTS...................................131 GENERAL INFORMATION.................................133 PERIODIC INSPECTION AND ADJUSTMENTS.................143 FUEL SYSTEM AND CARBURETION.........................172 POWER HEAD OVERHAUL.................................185 LOWER UNIT OVERHAUL.................................220 ELECTRICAL SYSTEM...................................260 REMOTE CONTROL BOX..................................282 RECOIL STARTER......................................292 APPENDICES..........................................300 SUPPLEMENTARY SERVICE MANUAL FOR 30EH............... 1 FOREWORD........................................ 3 TABLE OF CONTENTS............................... 5 GENERAL INFORMATION......................... 6 OUTBOARD MOTOR IDENTIFICATION........... 7 MODEL AND SERIAL NUMBER............. 7 ENGINE SERIAL NUMBER................ 7 TECHNICAL FEATURES...................... 8 ELECTRICAL.......................... 8 OIL INJECTION SYSTEM................ 12 PERIODIC INSPECTION AND ADJUSTMENTS......... 16 PRE-DELIVERY SERVICE.................... 17 FUEL................................ 17 OIL INJECTION....................... 17 BREAK IN THE ENGINE..................... 18 PREDELIVERY CHECK....................... 19 OIL INJECTION....................... 19 PERIODIC INSPECTIONS AND ADJUSTMENTS.... 20 INTRODUCTION........................ 20 MAINTENANCE INTERVAL CHARTS......... 20 PERIODIC MAINTENANCE................ 20 LUBRICATION INTERVALS............... 20 OIL INJECTION SYSTEM.................... 21 OIL PUMP LINK ADJUSTMENT............ 21 POWER HEAD OVERHAUL......................... 22 POWER HEAD REMOVAL...................... 23 OIL INJECTION SYSTEM REMOVAL........ 23 INSPECTION AND REPAIR................... 25 POWER HEAD ASSEMBLY AND ADJUSTMENT...... 26 OIL INJECTION SYSTEM ASSEMBLY....... 26 ELECTRICAL SYSTEM........................... 28 WIRING DIAGRAM.......................... 29 IGNITION SYSTEM INSPECTION.............. 30 WARNING SYSTEM INSPECTION............... 32 OIL LEVEL GAUGE..................... 32 APPENDICES.................................. 34 SPECIFICATIONS.......................... 35 GENERAL SPECIFICATIONS.............. 35 OIL INJECTION SYSTEM................ 36 SERVICE GUIDE FOR 30J............................... 72 FOREWORD........................................ 73 TABLE OF CONTENTS............................... 73 OUTLINE OF NEW 30........................... 74 POWER HEAD ............................. 74 ELECTRICAL (30EJ) ...................... 75 ELECTRICAL (30J) ....................... 77 LOWER UNIT ............................. 78 COOLING WATER PASSAGE .................. 79 WIRING DIAGRAM (30EJ) .................. 80 WIRING DIAGRAM (30J) ................... 81 TECHNICAL FEATURES.......................... 82 POWER UNIT ............................. 82 ELECTRICAL ............................. 88 CONTROL ................................ 92 LOWER UNIT ............................. 94 OTHERS ................................. 98 SPECIFICATIONS.............................. 99 GENERAL SPECIFICATIONS ................. 99 MAINTENANCE SPECIFICATIONS .............100 TIGHTENING TORQUE ......................105 GENERAL TORQUE SPECIFICATIONS ..........105 ADJUSTMENT..................................106 POWER UNIT ADJUSTMENT ..................106 SHIM ADJUSTMENT ........................114 LIST OF SPECIAL TOOLS.......................123 OPTIONAL PARTS..............................124
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