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Yamaha 20C Service Manual

Yamaha 20C
284 pages
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E
TIGHTENING TORQUE .............................................................................................2-8
GENERAL TORQUES................................................................................................2-8
CHAPTER 3
GENERAL SERVICE
PREDELIVERY SERVICE ..........................................................................................3-1
CONTENTS ..........................................................................................................3-1
PACKING LISTS ...................................................................................................3-1
ELECTRIC WIRING..............................................................................................3-2
FUEL LINE............................................................................................................3-3
GEAR OIL LEVEL.................................................................................................3-4
OPERATION OF CONTROLS AND MOVING PARTS.........................................3-4
FUEL LEAKAGE...................................................................................................3-5
WATER LEAKAGE ...............................................................................................3-5
EXHAUST LEAKAGE ...........................................................................................3-5
ENGINE AND LOWER UNIT NOISE....................................................................3-5
IDLE-SPEED.........................................................................................................3-5
IGNITION TIMING ................................................................................................3-5
MOTOR EXTERIOR .............................................................................................3-5
INSTRUCTING THE NEW OWNER.....................................................................3-5
PERIODIC SERVICE..................................................................................................3-6
MAINTENANCE SCHEDULE ...............................................................................3-6
ANODE .................................................................................................................3-6
CARBURETTOR...................................................................................................3-7
CYLINDER HEAD BOLTS, ENGINE MOUNTING BOLTS AND
FLYWHEEL NUT ..................................................................................................3-7
FUEL FILTER........................................................................................................3-7
FUEL TANK AND FUEL LINE...............................................................................3-8
GEAR OIL.............................................................................................................3-8
IDLE-SPEED.........................................................................................................3-8
IGNITION TIMING ADJUSTMENT .......................................................................3-9
CARBURETTOR CONTROL LINK ADJUSTMENT............................................3-13
PROPELLER ......................................................................................................3-13
SPARK PLUG .....................................................................................................3-14
START-IN-GEAR PROTECTION ADJUSTMENT...............................................3-14
THROTTLE CONTROL LINK ADJUSTMENT ....................................................3-14
6A9-7-5F-B1-1_3 10/10/03 4:02 PM Page 6

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Yamaha 20C Specifications

General IconGeneral
BrandYamaha
Model20C
CategoryOutboard Motor
LanguageEnglish

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