APRILIA 8140172 Motorcycle Repair Manuals

Manuals and User Guides for APRILIA 8140172 Motorcycle Repair. We have 1 APRILIA 8140172 Motorcycle Repair manual available for free PDF download: Service And Repair Manual

APRILIA 8140172 Service And Repair Manual

APRILIA 8140172 Service And Repair Manual (279 pages)

Brand: APRILIA | Category: Motorcycle | Size: 29 MB

Table of Contents

!",% /& #/.4%.43 1

7
- Table of Contents
  7
- Frame Number
  8
- Engine Number
  8
- Fuel
  8
- Engine Oil
  9
- Fork Oil
  9
- Brake Fluid
  9
- Coolant
  10
- Clutch Fluid
  10
- Carbon Monoxide
  11
- Hot Components
  11
- Product Properties
  16
- Use of Consumables
  17
- Miscellaneous Tools
  20
- Engine Tools
  21
- Assembling the Pins for the Rear Support Stand
  22
- Positioning the Vehicle on the Front Support Stand
  22
- Setting the Vehicle on the Centre Support Stand
  23
2 Service and Setting up

29
Engine

85
- Driving Torque
  86
- General Indications on Maintenance and Repair Work
  86
- Lubricants
  86
- Maintenance Intervals
  86
- Preconditions to be Met When Performing Maintenance and Repair Work
  86
- Sealants
  86
- Special Tools
  86
- Technical Data
  86
- Troubleshooting
  86
- Removing the Exhaust Pipes
  89
- Removing the Clutch Control Cylinder
  90
- Removing the Gearshift Pedal
  90
- Engine Disassembly Sequence
  101
- Disassembling Cylinder "1" (Front)
  103
  - Head and Piston
    103
  - Disassembling Cylinder "2" (Rear)
    106
  - Head and Piston
    106
- Removing the Starter Motor
  103
- Removing the Flywheel Cover and Ignition System
  109
  - Disassembling Cylinder "1" (Front) Timing Drive Assembly
    110
- Removing the Driving Chain Pinion and Oil Filter Cartridge
  111
- Removing the Clutch Cover
  112
- Disassembling the Clutch
  113
- Disassembling the Countershaft Mechanism and Primary Transmission
  114
  - Disassembling Cylinder "2" (Rear) Timing Drive Assembly
    115
- Disassembling the Oil Pump
  116
- Disassembling the Gear Selection Mechanism
  117
- Disassembling the Driving Shaft and Countershaft
  118
- Splitting the Engine Casing Open
  118
- Disassembling the Gearshift
  119
- Engine Casing
  120
- Engine Half-Casing, Clutch Side
  121
- Engine Half-Casing, Flywheel Side
  121
- Engine Half-Casing - Ball Bearings and Oil Seals
  122
- Engine Half-Casing - Main Bushes
  124
  - Driving Shaft and Countershaft
    124
- Replacing the Engine Casing
  128
  - Cylindrical Pins
    128
- Assembling the Engine Half-Casing
  129
- Complete Oil-Spray Pipe
  129
- Neutral Gear Indication
  129
- Oil Pump and Oil Pump Drive Assembly
  130
- Driving Shaft
  132
- Disassembling the Connecting Rods
  133
- Replacing and Installing the Connecting Rods
  134
- Countershaft and Countershaft Mechanism
  135
- Gearshift
  136
- Gear Selection
  141
- Clutch and Primary Transmission Assembly
  142
- Disassembling the Complete Clutch Housing
  144
- Clutch Cover
  145
- Support Bushes
  145
- Coolant Pump
  147
- Timing Drive Assembly
  149
- Head and Camshaft
  150
- Disassembling the Intake and Exhaust Valves
  151
- Camshaft and Camshaft Bushes
  152
- Upper Countershaft
  153
- Disassembling and Assembling the Upper Countershaft Ball Bearings and Oil Seal
  154
- Valve Guide
  155
- Valves
  157
- Cylinder
  160
- Piston and Gudgeon Pin
  161
- Starter Motor Drive Assembly
  163
- Ignition Generator
  165
- Driving Chain Pinion
  167
- Spark Plugs
  167
- Starter Motor
  167
- Assembling the Gearshift
  168
- Assembling the Driving Shaft and Countershaft
  169
- Assembling the Engine Casing
  170
- Assembling the Gear Selection Mechanism
  171
- Checking the Gear Selection Mechanism
  172
- Assembling the Oil Pump
  173
- Assembling the Drive Assembly "2" (Rear)
  174
- Assembling the Coolant Pump Drive
  176
- Assembling the Primary Transmission and Clutch
  177
- Assembling the Piston and Cylinder "2" (Rear)
  179
- Adjusting Valve Clearance
  182
- Assembling the Starter Motor Drive Assembly and Ignition System
  188
- Assembling the Piston and Cylinder "1" (Front)
  189
  - Assembling Head "1" (Front) Camshaft
    192
  - Assembling Head "1" (Front) Timing Drive Assembly
    193
- Assembling the Valve Cover
  194
- Assembling the Ignition Cover
  195
- Assembling the Clutch Housing
  196
- Assembling the Driving Chain Pinion
  198
- Assembling the Starter Motor
  198
- Bleeding the Engine Oil Circuit
  199
- Checking the Engine Oil Pressure
  199
- Synchronizing Cylinders
  199
Fuel Supply System 4!",% /& #/.4%.43

201
- Checking the Fuel Supply
  203
- Maintenance
  203
- Foreword
  206
- Sensors
  206
- Injection System Diagram
  208
- Engine Control Unit Connectors
  209
- Air Thermistors
  210
- Automatic Testing
  210
- Camshaft Position Sensor
  210
- Coolant Thermistors
  210
- Driving Shaft Position Sensor
  210
- Eliminating Electronic System Faults According to the Information Sent up on the Display
  210
- Ignition Coils
  210
- Intake Pressure Sensor
  210
- Throttle Valve Potentiometer
  210
- Removing the Injectors
  211
- Removing the Throttle Body
  211
- Disassembling the Throttle Body
  213
- Inspecting the Throttle Body
  215
- Refitting the Throttle Body
  216
- Replacing the Throttle Valve Control Lever
  218
- Checking Throttle Valve Control Shaft End Play
  220
- Adjusting the Throttle Body
  221
- Adjusting the Throttle Valve
  222
6 6 Electrical System

237
- Position Sensor
  237
- Cable Colours
  238
- Electrical Connectors
  238
- Checking the Alternator Loadless Operation
  241
- Checking the Recharging Voltage
  241
- Checking the Alternator Continuity
  242
- Checking the Voltage Regulator
  242
- Wiring Diagram
  243
- Troubleshooting
  244
  - (If the Engine Does Not Start)
    244
- Eliminating Electronic System Faults According to the Information Sent up on the Display
  245
- Checking the Camshaft Position Sensor
  246
- Checking the H.V. Coils
  246
- Checking the Pick-Up
  246
- Checking the Coolant Thermistor Operation
  247
- Checking the Fall Sensor
  247
- Checking the Air Thermistor Operation
  248
- Checking the Throttle Valve
  249
- Checking the Intake Pressure Sensor
  250
- Wiring Diagram
  251
- Checking the Engine Shutoff Relay
  252
- Checking the Fuel Pump
  252
- Checking the Fuel Pump Relay
  252
- Wiring Diagram
  253
- Checking the Starting Relay
  254
- Starting Safety Operating Logic
  254
- Checking the Diode Module
  255
- Checking the Side Stand and the Safety Switch
  255
- Wiring Diagram
  258
- Checking the Lights / Lap Diode
  259
  - (Multifunction)
    259
  - Wiring Diagram
    260
  - Checking the Electrofan Operation
    260
  - Checking the Electrofan Relay
    261
  - Wiring Diagram
    262
  - Low Fuel Warning Light
    262
  - Coolant Temperature Display
    263
  - Checking the Engine Oil Low Pressure Sensor
    263
  - Speedometer
    264
  - Rev Counter
    264
  - Activating the Battery
    265
  - Maintenance
    266
  - Checking
    266
  - Return under Guarantee
    266
  - Changing the Headlight Bulbs
    267
  - Changing the Front and Rear Direction Indicator Bulbs
    268
  - Changing the Rear Light Bulb
    268
  - Changing the Dashboard Bulbs/Lights
    269
  - (%!$,)'(4
    270
- Checking the Lights Relay
  259
- 7)2).' $)!'2!- 236 Mille
  275
- 7)2).' $)!'2!- 236 Mille
  277

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