Vespa Primavera 125-150 3Valvole - Repair, Service Manual and Electrical Wiring Diagrams

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VESPA PRIMAVERA 125-150 3VALVOLE - WORKSHOP, SERVICE, REPAIR MANUAL - WIRING DIAGRAMS

- English Service Manual / Repair Manual and Wiring Diagrams, for motorcycles Vespa Primavera 125-150 3Valvole.

 
CONTENTS:

SERVICE MANUAL

Characteristics
- Rules
- Safety rules
- Maintenance rules
- Vehicle identification
- Dimensions and mass
- Engine
- Transmission
- Capacities
- Frame and suspensions
- Brakes
- Wheels and tyres
- Tightening Torques
- Overhaul data
- Assembly clearances
- Cylinder - piston assy.
- Crankcase - crankshaft - connecting rod
- Cylinder Head
- Slot packing system
- Products
Tooling
Maintenance
- Maintenance chart
- Spark plug
- Hub oil
- Check
- Replacement
- Air filter
- Engine oil
- Replacement
- Check
- Engine oil filter
- Oil pressure warning light
- Checking the ignition timing
- Checking the valve clearance
- Braking system
- Level check
- Top-up
- Headlight adjustment
Troubleshooting
- Engine
- Poor performance
- Starting difficulties
- Excessive oil consumption/Exhaust smoke
- Insufficient lubrication pressure
- Transmission and brakes
- Clutch grabbing or performing inadequately
- Insufficient braking
- Brakes overheating
- Electrical system
- Battery
- Steering and suspensions
- Heavy steering
- Excessive steering play
- Noisy suspension
- Suspension oil leakage
Electrical system
- Components arrangement
- Ground points
- Electrical system installation
- Front side
- Back side
- Conceptual diagrams
- Ignition
- Battery recharge and starting
- Level indicators and enable signals section
- Devices and accessories
- Lights and turn indicators
- Checks and inspections
- Immobiliser
- Virgin circuit
- Diagnostic codes
- Diagnostic code - 1 flash
- Diagnostic code - 2 flashes
- Diagnostic code - 3 flashes
- Battery recharge circuit
- Recharge system voltage check
- Starter motor
- Horn control
- Turn signals system check
- level indicators
- Lights list
- Fuses
- Dashboard
- Sealed battery
- Battery installation
- Connectors
- Diagnostic instrument
Engine from vehicle
- Exhaust assy. Removal
- Removal of the engine from the vehicle
Engine
- Automatic transmission
- Transmission cover
- Air duct
- Removing the driven pulley shaft bearing
- Refitting the driven pulley shaft bearing
- Removing the driven pulley
- Inspecting the clutch drum
- Removing the clutch
- Inspecting the clutch
- Pin retaining collar
- Removing the driven half-pulley bearing
- Inspecting the driven fixed half-pulley
- Refitting the driven half-pulley bearing
- Refitting the driven pulley
- Inspecting the clutch spring
- Refitting the driven pulley
- Drive-belt
- Removing the driving pulley
- Inspecting the rollers case
- Refitting the driving pulley
- Refitting the transmission cover
- End gear
- Removing the hub cover
- Removing the wheel axle
- Removing the hub bearings
- Removing the wheel axle bearings
- Inspecting the hub shaft
- Inspecting the hub cover
- Refitting the driven pulley shaft bearing
- Refitting the hub cover bearings
- Refitting the hub bearings
- Refitting the ub cover
- Flywheel cover
- Cooling hood
- Cooling fan
- Removing the hub cover
- Removing the stator
- Refitting the stator
- Refitting the flywheel cover
- Flywheel and starting
- Removing the starter motor
- Removing the flywheel magneto
- Inspecting the flywheel components
- Refitting the flywheel magneto
- Refitting the starter motor
- Cylinder assy. and timing system
- Removing the intake manifold
- Removing the rocker-arms cover
- Removing the timing system drive
- Removing the cam shaft
- Removing the cylinder head
- Removing the valves
- Removing the cylinder - piston assy.
- Inspecting the small end
- Inspecting the wrist pin
- Inspecting the piston
- Inspecting the piston rings
- Removing the piston
- Choosing the gasket
- Refitting the piston rings
- Refitting the cylinder
- Inspecting the cylinder head
- Inspecting the timing system components
- Inspecting the valve sealings
- Inspecting the valves
- Inspecting the springs and half-cones
- Refitting the valves
- Inspecting the cam shaft
- Refitting the head and timing system components
- Refitting the rocker-arms cover
- Refitting the intake manifold
- Crankcase - crankshaft
- Splitting the crankcase halves
- Inspecting the crankshaft components
- Inspecting the crankshaft alignment
- Inspecting the crankcase halves
- Inspecting the crankshaft plain bearings
- Coupling chart
- Refitting the crankcase halves
- Studs
- Lubrication
- Conceptual diagrams
- Oil pressure check
- Crankshaft oil seals
- Removal
- Refitting
- Oil pump
- Removal
- Inspection
- Refitting
- Removing the oil sump
- Inspecting the by-pass valve
- Refitting the oil sump
Injection
- Precautions
- Terminals setup
- EMS circuit diagram
- Troubleshooting procedure
- Engine does not start
- Starting difficulties
- Engine stops at idle
- Engine does not rev down
- Exhaust backfires in deceleration
- Engine revs irregularly
- Poor performance at full throttle
- Engine knocking
- Fuel supply system
- Removing the injector
- Refitting the injector
- Removing the butterfly valve
- Refitting the butterfly valve
- Pump supply circuit
- Circuit leak test
- Fuel filter check
- Inspecting the injector circuit
- Inspecting the injector hydraulics
- HT coil
- Zeroing the throttle
Suspensions
- Front
- Removing the front wheel
- Front wheel hub overhaul
- Refitting the front wheel
- Handlebar
- Removal
- Refitting
- Steering column
- Removal
- Overhaul
- Refitting
- Front shock absorber
- Removal
- Refitting
- Shock-absorber - calliper bracket
- Removal
- Overhaul
- Refitting
- Steering bearing
- Removal
- Rear
- Removing the rear wheel
- Refitting the rear wheel
- Swing-arm
- Removal
- Overhaul
- Refitting
- Shock absorbers
- Removal
- Refitting
- Centre-stand
Braking system
- Front brake calliper
- Removal
- Refitting
- Front brake disc
- Removal
- Refitting
- Disc Inspection
- Front brake pads
- Removal
- Refitting
- Fill
- Front
- Brake fluid level check
- Front brake pump
- Removal
- Refitting
- Rear drum brake
Chassis
- Seat
- Rear rack
- Rear handlebar cover
- Instrument panel
- Front handlebar cover
- Headlight assy.
- Knee-guard
- Taillight assy.
- License plate light
- Footrest
- License plate holder
- Air filter
- Rear mudguard
- Fuel tank
- Front mudguard
- Front central cover
Pre-delivery
- Aesthetic inspection
- Tightening torques inspection
- Electrical system
- Levels check
- Road test
- Static test
- Functional inspection

WIRING DIAGRAMS