Aprilia SR 50 servicemanual - Scootergrisen

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ELECTRICAL SYSTEM 11 Throttle body FUEL INJECTOR winding resistance: 1.7 ohms THROTTLE POSITION SENSOR (TPS): - resistance across terminals 1 and 4: 1.1 kOhms Throttle grip CLOSED - resistance across terminals 1 and 2: 1.1 kOhms - resistance across terminals 1 and 3: 1.9 kOhms Throttle grip OPEN - resistance across terminals 1 and 2: 1.9 kOhms - resistance across terminals 1 and 3: 1.1 kOhms tolerance on measured values: ± 10% 12 Air injector: winding resistance: 1.3 ohms 13 Coolant temperature sensor NTC sensor resistance: 2.7 kOhms at 20 °C 7 - 10 SR 50
SR 50 7.1.3. CHECKING THE COMPONENTS C364 1 Generator: two-phase generator winding resistance: 0.5-1 ohms output voltage 30-35 VAC (to be measured with generator disconnected from wiring system and engine cranking) 2 Rpm sensor: inductive sensor winding resistance: 110 ohms ELECTRICAL SYSTEM 7 - 11
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www.serviceaprilia.com 8140817 USA
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INTRODUCTION 0 - 2 SR 50 TABLE OF C
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INTRODUCTION 0.1.2. REFERENCE MANUA
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INTRODUCTION TEST = diagnostic chec
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GENERAL INFORMATION 1 - 2 SR 50 TAB
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GENERAL INFORMATION 1.1.2. SAFETY W
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GENERAL INFORMATION HYDROGEN GAS AN
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GENERAL INFORMATION 1.3. DANGEROUS
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GENERAL INFORMATION COOLANT 1 - 10
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GENERAL INFORMATION 1.5. VEHICLE ID
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3 4 5 6 GENERAL INFORMATION 1 - 14
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11 12 13 14 GENERAL INFORMATION 1 -
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SR 50 PERIODIC MAINTENANCE PERIODIC
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SR 50 2.1. SPECIFICATIONS 2.1.1. TE
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SR 50 2.1.2. SCHEDULED MAINTENANCE
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SR 50 2.1.4. TIGHTENING TORQUES PER
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SR 50 Description Q.ty Type of fast
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SR 50 2.1.5. MULTIFUNCTION DIGITAL
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SR 50 • CHRONOMETER sub-menu: thi
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SR 50 DELETE ERRORS: Select this fu
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SR 50 RESTORE CODE: If the user for
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SR 50 2.2. SCHEDULED MAINTENANCE 2.
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SR 50 CHECKING BRAKE PAD WEAR CAUTI
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SR 50 2.2.2. CLEANING THE AIR FILTE
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SR 50 • Start the vehicle and let
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SR 50 CHANGE • Position the vehic
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SR 50 • Unscrew and remove the fi
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SR 50 2.2.7. MIXER OIL IE50 TOPPING
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FUEL SYSTEM 3 - 2 TABLE OF CONTENTS
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FUEL SYSTEM 3.1.2. FUEL SUPPLY SYST
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FUEL SYSTEM • Loosen and remove t
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FUEL SYSTEM • Loosen and remove t
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FUEL SYSTEM 3.2. AIR FILTER 3.2.1.
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FUEL SYSTEM 3.2.2. REMOVING THE AIR
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FUEL SYSTEM 3.3.2. REMOVING THE THR
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FUEL SYSTEM 3.4. CARBURETOR 3.4.1.
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FUEL SYSTEM • Disconnect the auto
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SR 50 ENGINE ENGINE 4 4- 1
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SR 50 4.1. ENGINE IE 361 4.1.1. REM
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SR 50 • Remove the rubber plug.
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SR 50 • Working on the right side
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SR 50 • Connect the connector to
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SR 50 • Connect the generator con
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SR 50 4.2. ENGINE IE 50 4.2.1. REMO
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SR 50 • Disconnect the fuel injec
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SR 50 4.2.2. INSTALLING THE ENGINE
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SR 50 • Fit the spark plug cap.
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SR 50 4.3. ENGINE C 364 4.3.1. REMO
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SR 50 • Loosen and remove the two
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SR 50 • Working on the opposite s
Page 101 and 102: SR 50 • Connect the connector.
Page 103 and 104: SR 50 • Connect the temperature s
Page 105 and 106: SR 50 SAS The Secondary Air System
Page 107 and 108: SR 50 ENGINE 4- 33
Page 109 and 110: CYCLE PARTS 5 - 2 SR 50 TABLE OF CO
Page 111 and 112: CYCLE PARTS 5.1.2. REMOVING THE PAS
Page 113 and 114: CYCLE PARTS • Disconnect the tail
Page 115 and 116: CYCLE PARTS 5.1.5. REMOVING THE FRO
Page 117 and 118: CYCLE PARTS 5.1.7. REMOVING THE REA
Page 119 and 120: CYCLE PARTS 5.1.9. REMOVING THE INN
Page 121 and 122: CYCLE PARTS 5.1.10. REMOVING THE HE
Page 123 and 124: CYCLE PARTS 5.1.11. REMOVING THE FR
Page 125 and 126: CYCLE PARTS • Loosen and remove t
Page 127 and 128: CYCLE PARTS 5.2.2. REMOVING THE EXH
Page 129 and 130: CYCLE PARTS 5.3.2. REMOVING THE FRO
Page 131 and 132: CYCLE PARTS 5.4.2. REMOVING THE REA
Page 133 and 134: CYCLE PARTS • Remove the snap rin
Page 135 and 136: CYCLE PARTS 5.7. FRONT FORK 5.7.1.
Page 137 and 138: CYCLE PARTS 5.7.3. DISASSEMBLING TH
Page 139 and 140: SR 50 COOLING SYSTEM COOLING SYSTEM
Page 141 and 142: SR 50 6.1. COOLING SYSTEM 6.1.1. DI
Page 143 and 144: SR 50 ELECTRICAL SYSTEM ELECTRICAL
Page 145 and 146: SR 50 7.1. CHECKING THE ELECTRICAL
Page 147 and 148: SR 50 7 Fuel sensor: resistance acr
Page 149 and 150: SR 50 7.1.2. CHECKING THE COMPONENT
Page 151: SR 50 7 Fuel sensor: resistance acr
Page 155 and 156: SR 50 7 Headlight: low beam 12 V -
Page 157 and 158: SR 50 Key: 1. Multiple connectors 2
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Aprilia SR 50 servicemanual - Scootergrisen

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