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Yamaha
4TX-AE3
FUEL PUMP CIRCUIT OPERATION The ignitor unit includes the control unit for the fuel pump.
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FUEL PUMP SYSTEM
ELEC
1
Battery
2
Main fuse
3
Main switch
4
Ignition fuse
5
Engine stop switch
6
Ignitor unit
7
Fuel pump relay
8
Fuel pump
EB808010
FUEL PUMP CIRCUIT OPERATION
The ignitor unit includes the control unit for the fuel pump.
Contents
Main
FOREWORD
NOTICE
IMPORTANT INFORMATION
HOW TO USE THIS MANUAL
GEN INFO SPEC
COOL
CARB ELECCHAS
TRBL SHTG
ILLUSTRATED SYMBOLS
CONTENTS
Page
GENERAL SPECIFICATIONS SPEC
SPECIFICATIONS
GENERAL SPECIFICATIONS
MAINTENANCE SPECIFICATIONS SPEC MAINTENANCE SPECIFICATIONS
MAINTENANCE SPECIFICATIONS SPEC
CABLE ROUTING
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13
INTRODUCTION/ PERIODIC MAINTENANCE/LUBRICATION INTERVALS INSP
PERIODIC INSPECTION AND ADJUSTMENT
INTRODUCTION
PERIODIC MAINTENANCE/LUBRICATION INTERVALS
PERIODIC MAINTENANCE/LUBRICATION INTERVALS INSP
SEAT, TAIL COVER AND FUEL TANK INSP
CARBURETOR SYNCHRONIZATION INSP
ENGINE
CARBURETOR SYNCHRONIZATION INSP
Intake vacuum at idle speed: 36.0 38.7 kPa (270 290 mm Hg)
ENGINE OIL LEVEL INSPECTION INSP
ENGINE OIL REPLACEMENT INSP
New
Page
FUEL LINE INSPECTION INSP
CLUTCH ENG
Order Job name/Part name Qty Remarks
CLUTCH
CLUTCH ENG
INSTRUMENT FUNCTIONS ELEC INSTRUMENT FUNCTIONS
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3 4 6 8
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FUEL PUMP SYSTEM
CIRCUIT DIAGRAM
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FUEL PUMP CIRCUIT OPERATION The ignitor unit includes the control unit for the fuel pump.
Page
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WARNING
TDM850 99 WIRING DIAGRAM
COLOR CODE