Name: PIAGGIO X7 250ie
Brand: PIAGGIO
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Crankshaft

CRANKSHAFT

Code Action Duration

1 001117 Crankshaft - Replacement

Time X7 250ie

TIME - 4

Vehicle View4
Index of Topics5
Safety Rules8
Maintenance Rules8
Characteristics9
Vehicle Identification9
Dimensions and Mass10
Engine Specifications10
Transmission Data11
Capacities11
Electrical System Data11
Frame and Suspensions Data11
Brakes Data12
Wheels and Tyres Data12
Tightening Torques12
Cylinder Head14
Crankcase and Crankshaft14
Overhaul Data15
Assembly Clearances15
Recommended Products Table18
Tooling20
Maintenance31
Maintenance Chart32
Every 2 Years32
Checking the Spark Advance34
Spark Plug35
Hub Oil Check36
Hub Oil Replacement37
Air Filter37
Engine Oil Replacement38
Engine Oil Check39
Engine Oil Filter40
Oil Pressure Warning Light40
Checking the Ignition Timing40
Cooling System41
Coolant Level Check41
Braking System Maintenance42
Brake Fluid Level Check42
Brake Fluid Top-Up42
Headlight Adjustment44
Index of Topics47
Troubleshooting47
Troubleshooting48
Engine Troubles48
Poor Engine Performance48
Starting Difficulties48
Excessive Oil Consumption/Exhaust Smoke49
Insufficient Lubrication Pressure49
Transmission and Brakes Troubles49
Clutch Grabbing or Performing Inadequately49
Insufficient Braking50
Brakes Overheating50
Steering and Suspensions Troubles50
Heavy Steering/Excessive Steering Play50
Noisy Suspension51
Suspension Oil Leakage51
Electrical System53
Electrical System Components Arrangement54
Ground Points57
Ignition Circuit Check58
No Spark Plug58
Checks and Inspections58
Battery Recharge Circuit59
Stator Check59
Voltage Regulator Check60
Recharge System Voltage Check60
Starter Motor61
Horn Control62
Turn Signals System Check63
Level Indicators64
Lights List64
Fuses65
Dashboard66
Sealed Battery67
Dry-Charge Battery67
To Check the Operation of a Remote Control69
Switch Control69
Engine Stop Switch69
Starter Button69
Connectors70
Instrument Panel Connector "A"70
Light Switch70
Turn Indicator Switch70
Horn Button70
Instrument Panel Connector "B"71
Fuel Pump Connector71
Electrical Fan Connector71
Magneto Flywheel Connector71
Antitheft Device Pre-Installation Connector72
Lambda Probe Connector72
Voltage Regulator Connector72
Injection Electronic Control Unit72
Injector Connector73
HV Coil Connector73
Fuel Level Transmitter Connector74
Coolant Temperature Sensor Connector74
Index of Topics75
Engine from Vehicle76
Exhaust Assy. Removal76
Removal of the Engine from the Vehicle77
Engine84
Automatic Transmission84
Transmission Cover84
Air Duct85
Removing the Driven Pulley Shaft Bearing85
Refitting the Driven Pulley Shaft Bearing86
Baffle Roller86
Plastic Roller86
Removing the Driven Pulley87
Inspecting the Clutch Drum87
Removing the Clutch88
Inspecting the Clutch89
Pin Retaining Collar89
Removing the Driven Half-Pulley Bearing90
Inspecting the Driven Fixed Half-Pulley91
Inspecting the Driven Sliding Half-Pulley91
Refitting the Driven Half-Pulley Bearing92
Refitting the Driven Pulley92
Inspecting the Clutch Spring93
Refitting the Clutch94
Drive-Belt95
Removing the Driving Pulley96
Inspecting the Rollers Case97
Refitting the Driving Pulley98
Refitting the Transmission Cover99
End Gear99
Removing the Hub Cover100
Removing the Wheel Axle100
Removing the Hub Bearings101
Removing the Wheel Axle Bearings101
Inspecting the Hub Shaft102
Inspecting the Hub Cover102
Refitting the Wheel Axle Bearing103
Refitting the Hub Cover Bearings104
Refitting the Hub Bearings105
Refitting the Hub Cover105
Flywheel Cover105
Removing the Stator106
Refitting the Stator107
Refitting the Flywheel Cover107
Flywheel and Starting107
Removing the Starter Motor108
Removing the Flywheel Magneto108
Inspecting the Flywheel Components109
Refitting the Free Wheel109
Refitting the Flywheel Magneto110
Refitting the Starter Motor111
Cylinder Assy. and Timing System111
Removing the Intake Manifold111
Removing the Rocker-Arms Cover112
Removing the Timing System Drive112
Removing the Cam Shaft114
Removing the Cylinder Head114
Removing the Valves115
Removing the Cylinder - Piston Assy.115
Inspecting the Small End116
Inspecting the Wrist Pin116
Inspecting the Piston117
Inspecting the Cylinder118
Inspecting the Piston Rings118
Removing the Piston119
Choosing the Gasket119
Refitting the Piston Rings121
Refitting the Cylinder121
Inspecting the Cylinder Head122
Inspecting the Timing System Components122
Inspecting the Valve Sealings123
Inspecting the Valve Housings123
Inspecting the Valves123
Inspecting the Springs and Half-Cones126
Refitting the Valves126
Inspecting the Cam Shaft126
Refitting the Head and Timing System Components128
Refitting the Rocker-Arms Cover131
Refitting the Intake Manifold131
Crankcase - Crankshaft131
Splitting the Crankcase Halves131
Inspecting the Crankshaft Alignment133
Inspecting the Crankcase Halves134
Inspecting the Crankshaft Plain Bearings136
Refitting the Crankcase Halves138
Studs139
Lubrication Circuit140
Engine Lubrication Diagram141
Oil Pressure Check142
Crankshaft Oil Seals Removal143
Crankshaft Oil Seals Refitting144
Oil Pump Removal145
Oil Pump Inspection146
Oil Pump Refitting147
Removing the Oil Sump147
Inspecting the By-Pass Valve148
Refitting the Oil Sump148
Index of Topics151
Injection Components View152
MIU Injection System153
Injection System Troubleshooting Hints154
Terminals Setup (Injection System)157
Terminal Layout157
EMS Circuit Diagram158
Injection System Troubleshooting159
Engine Does Not Start159
Troubleshooting Procedure159
Engine Stops at Idle160
Engine Does Not Rev down160
Exhaust Backfires in Deceleration161
Engine Revs Irregularly161
Poor Performance at Full Throttle162
Engine Knocking162
Fuel Supply System163
Removing the Butterfly Valve163
Refitting the Butterfly Valve165
Pump Supply Circuit166
Electrical Data166
Circuit Leak Test169
Fuel Filter Check170
Inspecting the Injector Circuit171
Inspecting the Injector Hydraulics175
Injection Components Location176
Tachometer178
HT Coil179
Coolant Temperature Sensor183
Zeroing the Throttle185
Lambda Probe187
Signal Control190
Index of Topics193
Suspensions194
Front Suspension194
Removing the Front Wheel194
Front Wheel Hub Overhaul194
Refitting the Front Wheel197
Handlebar Removal198
Handlebar Refitting198
Front Fork198
Front Suspension Overhaul199
Component Check201
Steering Column Removal206
Steering Column Refitting206
Steering Bearing209
Steering Bearing Removal210
Steering Bearing Refitting212
Rear Suspension213
Removing the Rear Wheel213
Refitting the Rear Wheel213
Swing-Arm Removal214
Swing-Arm Overhaul215
Swing-Arm Refitting218
Shock Absorbers Removal219
Shock Absorbers Refitting219
Exhaust Bracket Removal220
Exhaust Bracket Overhaul221
Exhaust Bracket Refitting222
Centre-Stand Removal and Fitting223
Side Stand Removal and Fitting224
Index of Topics225
Braking System225
Braking System226
Rear Brake Calliper Removal226
Rear Brake Calliper Refitting226
Front Brake Calliper Removal227
Front Brake Calliper Refitting227
Rear Brake Disc Removal227
Rear Brake Disc Refitting228
Rear Brake Disc Inspection228
Front Brake Disc Removal229
Front Brake Disc Refitting230
Front Brake Disc Inspection230
Front Brake Pads Removal231
Front Brake Pads Refitting232
Rear Brake Pads232
Rear Brake Pads Removal233
Rear Brake Pads Refitting233
Fill - Rear, Combined234
Fill - Front Brake235
Brake Fluid Level Check235
Front Brake Pump Removal236
Front Brake Pump Refitting236
Rear Brake Pump - Combined, Removal237
Rear Brake Pump - Combined, Refitting238
Index of Topics239
Cooling System Circuit Diagram240
Cooling System Bleeding241
Thermostat Removal242
Thermostat Check242
Thermostat Refitting243
Chassis246
Seat246
Driving Mirrors246
Rear Handlebar Cover246
Instrument Panel247
Front Handlebar Cover248
Headlight Assy248
Frame Central Cover249
Legshield250
Knee-Guard251
Front Wheel Housing252
Taillight Assy253
License Plate Light254
Footrest254
Side Fairings255
License Plate Holder256
Rear Mudguard257
Helmet Bay258
Fuel Tank258
Front Mudguard260
Radiator Fan260
Expansion Tank261
Front Central Cover262
Flyscreen262
Battery263
Index of Topics265
Pre-Delivery266
Aesthetic Inspection266
Tightening Torques Inspection266
Electrical System Check266
Levels Check267
Road Test267
Static Test268
Functional Inspection268
Time to Carry out Repairs270
Engine Repair Time270
Crankcase Repair Time271
Crankshaft Repair Time272
Cylinder Assy Repair Time273
Cylinder Head Assy Repair Time274
Rocker Arms Support Assy Repair Time275
Cylinder Head Cover Repair Time276
Oil Filter Repair Time277
Flywheel Cover Repair Time278
Driven Pulley Repair Time279
Oil Pump Repair Time280
Final Gear Assy Repair Time281
Final Reduction281
Driving Pulley Repair Time282
Transmission Cover Repair Time283
Water Pump Repair Time284
Starter Motor Repair Time285
Electrical Start-Up285
Flywheel Magneto Repair Time286
Butterfly Valve Repair Time287
Throttle Body287
Exhaust Pipe Repair Time288
Air Cleaner Repair Time289
Frame Repair Time290
Centre-Stand Repair Time291
Legshield Spoiler Repair Time292
Side Fairings Repair Time293
Side Covers293
Rear Cover Repair Time294
Central Cover Repair Time295
Mudguard Repair Time296
Fuel Tank Repair Time297
Rear Shock-Absorber Repair Time298
Handlebar Covers Repair Time299
Handlebar Components Repair Time300
Swing-Arm Repair Time301
Swinging Arm301
Seat Repair Time302
Instrument Panel Repair Time303
Locks Repair Time304
Turn Signal Lights304
Rear Lights Repair Time305
Turn Indicator Lights Repair Time306
Front Wheel Repair Time307
Rear Wheel Repair Time308
Fuel Pump Repair Time309
Electric Devices Repair Time310
Remote Controls310
Voltage Regulator Repair Time311
Wire Unit Repair Time312
Electronic Controls Repair Time312
Transmissions Repair Time313
Helmet Bay Repair Time314
Helmet Compartment314
Rear Side Fairings Repair Time315
Front Suspension Repair Time316
Cooling System Repair Time317
Braking System Repair Time318
Brake System318
Windscreen Repair Time319
Stickers Repair Time320

Brand	PIAGGIO
Model	X7 250ie
Category	Scooter
Language	English

PIAGGIO X7 250ie User Manual

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PIAGGIO X7 250ie Specifications

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