VESPA LX 50 Workshop Manual Download Page 76

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Removing the stator

- Remove the three stator fixings shown in the

photo

- Remove the two pick-up fixings shown in the

photo

- Remove the stator with the wiring

Refitting the stator

- Refit the stator and flywheel carrying out the removal procedure in reverse, tightening the retainers to

the specified torque.

N.B.

THE PICK-UP CABLE MUST BE POSITIONED ADHERING TO THE FUSION TONGUE ON THE
CRANKSHAFT IN SUCH A WAY AS TO AVOID BEING CRUSHED BY THE FAN COVER ASSEM-
BLY.

Locking torques (N*m)

Pick-up screws

3 ÷ 4

Stator screws

3 ÷ 4

Flywheel and starting

Removing the starter motor

Remove the two clamps shown in the figure

Engine

Vespa LX 50

ENG - 76

Summary of Contents for LX 50

Page 1: ...WORKSHOP MANUAL 633416 Vespa LX 50 ...

Page 2: ...nges to components parts or accessories which it considers necessary to improve the product or which are required for manufacturing or construction reasons Not all versions models shown in this publication are available in all countries The availability of single models should be checked at the official Piaggio sales network Copyright 2008 PIAGGIO C S p A Pontedera All rights reserved Reproduction...

Page 3: ...sections of this manual relating to specific tools along with the specific tool catalogue N B Provides key information to make the procedure easier to understand and carry out CAUTION Refers to specific procedures to carry out for preventing damages to the vehicle WARNING Refers to specific procedures to carry out to prevent injuries to the repairer Personal safety Failure to completely observe th...

Page 4: ......

Page 5: ...ARACTERISTICS CHAR TOOLING TOOL MAINTENANCE MAIN TROUBLESHOOTING TROUBL ELECTRICAL SYSTEM ELE SYS ENGINE FROM VEHICLE ENG VE ENGINE ENG SUSPENSIONS SUSP BRAKING SYSTEM BRAK SYS CHASSIS CHAS PRE DELIVERY PRE DE TIME TIME ...

Page 6: ...INDEX OF TOPICS CHARACTERISTICS CHAR ...

Page 7: ...o not breathe in the dust produced by the wear of the friction material Even though the latter contains no asbestos inhaling dust is harmful Maintenance rules Use original PIAGGIO spare parts and lubricants recommended by the Manufacturer Non original or non conforming spare parts may damage the vehicle Use only the appropriate tools designed for this vehicle Always use new gaskets sealing rings a...

Page 8: ...Desc Quantity Chassis prefix ZAPC38101 1001 Engine prefix C381M 1001 Dimensions and mass WEIGHT AND DIMENSIONS Specification Desc Quantity Dry weight 96 4 Kg Maximum height 1140 mm Wheelbase 1290 mm Length 1755 mm Width 740 mm Characteristics Vespa LX 50 CHAR 8 ...

Page 9: ... adjustment 3 5 0 5 Engine idle speed 1800 to 2000 r p m Air filter Sponge soaked in a mixture 50 SELENIA Air Filter Oil and 50 unleaded petrol Starting system electric starter kick starter Lubrication With blend and variable oil variable according to the engine revolutions and the throttle valve opening by means of a pump controlled by the driving shaft with toothed belt Vespa LX 50 Characteristi...

Page 10: ...ion advance before TDC Fixed 17 1 Recommended spark plug CHAMPION RN2C Battery 12V 4Ah Main fuse 7 5 A Generator In alternate current with three output sections Frame and suspensions CHASSIS AND SUSPENSIONS Specification Desc Quantity Type Unitised body made of stamped plate Front suspension Single arm suspension with swinging arm articulated to the steering tube Hydraulic double acting shock abso...

Page 11: ...ap 2 Wash the polyurethane sponge with water and soap dry all components with compressed air and refit to place Refit the intake cap respecting the angle reference 3 Undo the two fixing screws 2 on the aluminium cover of the secondary air housing in order to reach the polyurethane sponge inside that hous ing clean as indicated in point 2 and refit all elements after checking the steel tab is not d...

Page 12: ...ue in Nm Brake fluid pump hose fitting 8 12 Brake fluid pipe calliper fitting 20 25 Screw tightening calliper to support 20 25 Brake disc screw 5 6 5 Oil bleed valve on the calliper 10 12 Handlebar pump 7 10 FRONT SUSPENSION Name Torque in Nm Shock absorber upper nut 20 30 Front wheel axle nut 75 90 Shock absorber upper bracket bolts 20 25 Wheel rim screws 20 25 Shock absorber lower bolts 20 27 ST...

Page 13: ...137 152 Side stand fixing screw 12 20 Side stand bracket fixing screw 15 20 Overhaul data Assembly clearances Cylinder piston assy COUPLING BETWEEN PISTON AND CYLINDER Name Initials Cylinder Piston Play on fitting Standard coupling M 40 005 40 012 39 943 39 95 0 055 0 069 Standard coupling N 40 012 40 019 39 95 39 957 0 055 0 069 Standard coupling O 40 019 40 026 39 957 39 964 0 055 0 069 Standard...

Page 14: ...cription Dimensions Initials Quantity Connecting rod 11 750 0 05 A clearance E 0 25 to 0 50 shoulder washer 0 5 0 03 G clearance E 0 25 to 0 50 clearance F 0 20 to 0 75 Half shaft transmission side 13 75 0 040 C clearance E 0 25 to 0 50 clearance F 0 20 to 0 75 Flywheel side half shaft 13 75 0 040 D clearance E 0 25 to 0 50 clearance F 0 20 to 0 75 Lining between the shoulders 40 64 H clearance E ...

Page 15: ...oil synthetic oil for 2 stroke engines JASO FC ISO L EGD AGIP BRAKE 4 Brake fluid FMVSS DOT 4 Synthetic fluid MONTBLANC MOLYBDENUM GREASE Grease for driven pulley shaft adjusting ring and movable driven pulley housing Grease with Molybdenum disulphide AGIP GREASE PV2 Grease for the steering bearings pin seats and swinging arm White anhydrous calcium based grease to protect roller bearings temperat...

Page 16: ...INDEX OF TOPICS TOOLING TOOL ...

Page 17: ...eats 001467Y006 Pliers to extract 20 mm bearings 001467Y009 Driver for OD 42 mm bearings 001467Y013 Pliers to extract ø 15 mm bearings 001467Y014 Pliers to extract ø 15 mm bearings 001467Y017 Bell for bearings OD 39 mm 002465Y Pliers for circlips Vespa LX 50 Tooling TOOL 17 ...

Page 18: ...heel seat on steer ing tube 020004Y Punch for removing fifth wheels from headstock 020055Y Wrench for steering tube ring nut 020150Y Air heater support 020151Y Air heater 020162Y Flywheel extractor 020163Y Crankcase splitting plate Tooling Vespa LX 50 TOOL 18 ...

Page 19: ...6Y Pin lock fitting tool 020261Y Starter spring fitting 020265Y Bearing fitting base 020325Y Pliers for brake shoe springs 020329Y Mity Vac vacuum operated pump 020330Y Stroboscopic light to check timing Vespa LX 50 Tooling TOOL 19 ...

Page 20: ...Stores code Description 020331Y Digital multimeter 020332Y Digital rpm indicator 020333Y Single battery charger 020334Y Multiple battery charger Tooling Vespa LX 50 TOOL 20 ...

Page 21: ...Stores code Description 020335Y Magnetic support for dial gauge 020350Y Electrical system check instrument 020359Y 42x47 mm Adaptor 020376Y Adaptor handle 020412Y 15 mm guide Vespa LX 50 Tooling TOOL 21 ...

Page 22: ...s code Description 020456Y Ø 24 mm adaptor 020565Y Flywheel lock calliper spanner 494929Y Exhaust fumes analyser 001467Y029 Bell for bearings O D 38 mm 020037Y Punch 020036Y Punch Tooling Vespa LX 50 TOOL 22 ...

Page 23: ...Description 020021Y Front suspension service tool 020038Y Punch 020074Y Support base for checking crankshaft alignment 004499Y001 Bearing extractor bell 004499Y006 Bearing extractor ring Vespa LX 50 Tooling TOOL 23 ...

Page 24: ...g extractor screw 004499Y007 Half rings 020171Y Punch for driven pulley roller bearing 020340Y Flywheel and transmission oil seals fitting punch 020360Y 52x55 mm Adaptor 020358Y 37x40 mm Adaptor 020362Y 12 mm guide Tooling Vespa LX 50 TOOL 24 ...

Page 25: ...Stores code Description 020363Y 20 mm guide 020365Y 22 mm guide 020439Y 17 mm guide 020441Y 26 x 28 mm adaptor 020452Y Tube for removing and refitting the driven pulley shaft Vespa LX 50 Tooling TOOL 25 ...

Page 26: ...Stores code Description 020451Y Starting ring gear lock 020444Y Tool for fitting removing the driven pulley clutch Tooling Vespa LX 50 TOOL 26 ...

Page 27: ...INDEX OF TOPICS MAINTENANCE MAIN ...

Page 28: ...rake fluid level check Electrical system and battery check Tyre pressure and wear check Vehicle and brake test road test AFTER 10000 KM 50000 KM 95 Action Hub oil change Spark plug electrode gap replacement Air filter clean Idling speed adjustment Oil mixer throttle linkage adjustment Variable speed rollers replacement Odometer gear greasing Driving belt checking Steering adjustment Brake control ...

Page 29: ...Brake control levers greasing Brake pads check condition and wear Brake fluid level check Transmission elements lubrication Safety locks check Suspensions check Electrical system and battery check Headlight adjustment Tyre pressure and wear check Vehicle and brake test road test See section Adjusting the idle speed AFTER 30000 KM 130 Action Hub oil change Spark plug electrode gap replacement Air f...

Page 30: ... battery check Headlight adjustment Tyre pressure and wear check SAS box sponge cleaning Vehicle and brake test road test See regulations in the Adjusting the idle speed section See regulations in the Secondary air system section Carburettor Disassemble the carburettor in its parts wash all of them with solvent dry all body grooves with compressed air to ensure adequate cleaning Check carefully th...

Page 31: ...CHECKS PROVIDED FOR IN THE ELECTRICAL SYSTEM CHAPTER CAUTION BEFORE CARRYING OUT THE ABOVE CHECKS CHECK THE CORRECT KEYING OF THE FLYWHEEL ON THE CRANKSHAFT Specific tooling 020330Y Stroboscopic light to check timing Spark plug Place the vehicle on its central stand Remove the central cover indicated in the figure by undoing the 2 fixing screws Disconnect spark plug HV wire hood Undo the spark plu...

Page 32: ...park plug CHAMPION RN2C Electric characteristic Electrode gap 0 6 to 0 7 mm Locking torques N m Spark plug 25 30 Nm Hub oil Check Do the following to check the correct level 1 Stand the vehicle on the centre stand on flat ground 2 Remove the dipstick A and dry it with a clean cloth Reinsert it screwing it in all the way 3 Remove the stick and check that the oil level is slightly over the second no...

Page 33: ...al soap Dry with a clean cloth and short blasts of com pressed air Saturate with a 50 mixture of gasoline and oil Drip dry the filter and then squeeze it between the hands without wringing Let it dry and refit it again CAUTION NEVER RUN THE ENGINE WITHOUT THE AIR FILTER THIS WOULD RESULT IN AN EXCESSIVE WEAR OF THE PISTON AND CYLINDER Recommended products AGIP FILTER OIL Oil for air filter sponge ...

Page 34: ...ith the reference mark on the mixer body as shown in the figure While doing this the engine must be fuelled with a 2 oil mixture 0 5 litre minimum if the reservoir is empty CAUTION IN CASE OF DISMANTLING OR RUNNING OUT OF OIL IN THE RESERVOIR BLEED THE MIXER AS FOLLOWS RE FILL THE OIL RESERVOIR WHEN THE MIXER IS FITTED TO THE VEHICLE AND THE ENGINE IS OFF UNDO THE MIXER PIPE FROM THE CARBURETTOR A...

Page 35: ...ACCIDENTAL CONTACT WASH WITH WATER CAUTION BRAKING CIRCUIT FLUID IS HIGHLY CORROSIVE MAKE SURE THAT IT DOES NOT COME INTO CONTACT WITH THE PAINTWORK CAUTION THE BRAKE FLUID IS HYGROSCOPIC IN OTHER WORDS IT ABSORBS MOISTURE FROM THE SURROUNDING AIR IF THE CONTENT OF MOISTURE IN THE BRAKING FLUID EXCEEDS A CERTAIN VALUE BRAKING WILL BE INEF FICIENT NEVER USE BRAKE LIQUID IN OPEN OR PARTIALLY USED CO...

Page 36: ... of vehicle headlamp 3 If otherwise adjust the right headlight with screw A N B THE ABOVE PROCEDURE COMPLIES WITH THE EURO PEAN STANDARDS REGARDING MAXIMUM AND MINI MUM HEIGHT OF LIGHT BEAMS REFER TO THE STATU TORY REGULATIONS IN FORCE IN EVERY COUNTRY WHERE THE VEHICLE IS USED CO check Remove the RHS fairing Remove the air box cover and its aluminium manifold by removing the clamp shown in the fi...

Page 37: ...icated in the figure Remove the two screws A from the aluminium SAS cover Release the metal tube from the rub ber housing on the cover without extracting the tube from the cover sleeve Remove the tab and plastic cover extract the sponge and wash it in water and soap Dry it with compressed air before refitting it making sure to correctly fit the tab in the housing on the two plastic and aluminium c...

Page 38: ...INDEX OF TOPICS TROUBLESHOOTING TROUBL ...

Page 39: ... oil Dirt Check the cap with filter is fitted to the transmission cover clean the speed variator replace the rollers if worn out Rear wheel spins at idle REAR WHEEL Possible Cause Operation Idling rpm too high Check the idling speed and if necessary adjust the C O Clutch fault Check the spring friction mass and the clutch bell Air filter housing not sealed Correctly refit the filter housing and re...

Page 40: ...air Water in the carburettor Empty the tank through the appropriate bleed nipple Air filter dirty Clean or replace Defective floating valve Check the proper sliding of the float and the functioning of the valve Tank breather hole obstructed Restore the proper reservoir aeration Engine tends to cut off at idle ENGINE STOP IDLING Possible Cause Operation Minimum nozzle dirty Wash the nozzle with sol...

Page 41: ...the engine without the clutch bell Check the cap with filter is fitted to the transmission cover Insufficient braking BRAKING SYSTEM MALFUNCTION Possible Cause Operation Poor braking The rear drum type brake is adjusted by regulating the special adjustment on the wheel bearing in mind that with the control levers in the rest position the wheels must turn freely The braking action should begin when...

Page 42: ...cted to the terminal marked Follow the instructions in the ELECTRICAL SYSTEM chapter for the recharging of the batteries Steering and suspensions Heavy steering STEERING HARDENING Possible Cause Operation Torque not conforming Check the tightening of the top and bottom ring nuts If irregularities continue in turning the steering even after mak ing the above adjustments check the seats in which the...

Page 43: ...movement bushings Suspension oil leakage OIL LEAKAGE FROM SUSPENSION Possible Cause Operation Oil leakage from suspension Service the pumping members and check the sleeves and sealing rings are in good conditions Replace the damaged parts Vespa LX 50 Troubleshooting TROUBL 43 ...

Page 44: ...INDEX OF TOPICS ELECTRICAL SYSTEM ELE SYS ...

Page 45: ...tic light 14 Rear light assembly 15 Battery 12V 4Ah 16 Start up remote control switch 17 rear right turn indicator 18 Fuel level sender 19 Heater 20 Automatic starter 21 Oil level sender 22 front right turn indicator 23 Key switch 24 Starter button 25 Front brake stop button 26 Heater control device 27 Headlight assembly 28 Headlight bulb 12V 35 35W 29 Front side light bulb 12V 5W 30 Right turn in...

Page 46: ...igh beam lamp warning light 12V 1 2W 37 INSTRUMENT PANEL 38 Horn R Red B White Bl Blue N Black V Green Rs Pink Mr Brown Gr Grey Az Sky Blue G Yellow Vi Purple A Orange Conceptual diagrams Ignition IGNITION Specification Desc Quantity 1 Electronic control unit 2 Magneto flywheel 3 Pick up 4 Key switch 5 Spark plug Electrical system Vespa LX 50 ELE SYS 46 ...

Page 47: ...ht bulb 12V 5W 5 Headlight bulb 12V 35 35W 6 High beam warning light 12V 1 2W 7 N 3 instrument lighting bulbs 12V 1 2W 8 Taillight bulb 12V 5W 9 Headlight warning light 12V 1 2W 10 Heater control device 11 Key switch contacts 12 Fuse 7 5A 13 Carburettor heater 14 Automatic starter 15 Battery 12V 4Ah Vespa LX 50 Electrical system ELE SYS 47 ...

Page 48: ...cification Desc Quantity 1 Magneto flywheel 2 Voltage regulator 3 Main fuse 7 5A 4 Brake light filament 12V 21W 5 Front and rear brake light button 6 Start up button 7 Starter motor 8 Remote starter switch 9 Battery 12V 4Ah Electrical system Vespa LX 50 ELE SYS 48 ...

Page 49: ...regulator 3 Key switch 4 Main fuse 7 5A 5 Brake light filament 12V 21W 6 Front and rear brake light button 7 Start up button 8 Starter motor 9 Remote starter switch 10 Battery 12V 4Ah 11 Low oil warning light 12V 1 2W 12 Oil level sender 13 Low fuel warning light 12V 1 2W 14 Fuel gauge 15 Fuel level sender Vespa LX 50 Electrical system ELE SYS 49 ...

Page 50: ...rs switch 9 Two 2 turn signal warning light bulbs 12V 2W 10 4 Turn indicator bulbs 12V 10W Checks and inspections All the control operations of the system that entail disconnecting cables to check connections and the devices making up the ignition circuit must be done with the engine off if this is not done the controls might be irreparably damaged Electrical system Vespa LX 50 ELE SYS 50 ...

Page 51: ... detach the ECU wirings when the engine is not running Specific tooling 020331Y Digital multimeter PICK UP CHECK FIGURE A Specification Desc Quantity 1 Red cable 1 and White cable 2 90 140 Ohm RECHARGING COIL CHECK FIGURE B Specification Desc Quantity 1 Red cable 3 and Green cable 4 800 1100 Ohm CONTINUITY CHECK Specification Desc Quantity 1 White cable Engine Continuity 2 White cable Frame Contin...

Page 52: ...ure that the voltage sup plied at 3000 rpm is between 25 and 30V FIG A If there are any anomalies replace the stator b If the tests do not reveal any anomalies replace the regulator c If replacement of the regulator does not restore correct operation check the connections of the electrical system FAULT 3 After checking that there are no short circuits in the system towards earthing with the engine...

Page 53: ...escri bed proceed by replacing the regulator Before carrying out inspections on the regulator and its electrical system it is always advisable to check for continuity between the black wire and earth FAULT 5 FIG E If the turn indicators do not work proceed as follows Remove the regulator connector and insert the tester probes between the contact 5 yellow red and the ground lead Turn the key switch...

Page 54: ...ster check that the terminal num ber 4 has a similar output 12V for about 5 sec onds If no voltage is detected for terminal number 4 replace the regulator If there is voltage for terminal number 4 check both the installation and the bulb of the oil warning light Specific tooling 020331Y Digital multimeter Sealed battery INSTRUCTIONS FOR REFRESHING THE STOCK CHARGE OF AN OPEN CIRCUIT 1 Voltage chec...

Page 55: ...en egg or vegetable oil Seek immediate medical attention Batteries produce explosive gases keep clear of free flames sparks or cigarettes ventilate the area when recharging the battery indoors Always protect your eyes when working close to batteries Keep out of the reach of children The battery is an electrical device which requires careful monitoring and diligent maintenance The maintenance rules...

Page 56: ...to the type of battery to be recharged Connections to the power supply source must be implemented by connect ing the corresponding poles to and to 4 Cleaning the battery The battery should always be kept clean espe cially on its top side and the terminals should be coated with Vaseline WARNING Before recharging the battery remove the plugs of each cell Keep the battery away from naked flames or sp...

Page 57: ...and until the acid density is about 1 27 corre sponding to 31º Bé and these values are stabilised 4 Once the charge is over level the acid by adding distilled water Close and clean carefully 5 Once the above operations have been performed install the battery in the vehicle ensuring the connections between the wiring and the battery terminals are correct WARNING ONCE THE BATTERY HAS BEEN INSTALLED ...

Page 58: ...INDEX OF TOPICS ENGINE FROM VEHICLE ENG VE ...

Page 59: ... rear brake Disconnect the electric terminals Remove the throttle grip and mixer transmissions Disconnect the hoses petrol oil vacuum operated cock control WARNING Be very careful when handling fuel CAUTION When installing the battery first attach the positive cable and then the negative cable WARNING Wear safety goggles when using hitting tools Vespa LX 50 Engine from vehicle ENG VE 59 ...

Page 60: ...INDEX OF TOPICS ENGINE ENG ...

Page 61: ... reverse and tighten the screws to the prescribed torque Locking torques N m Starter lever replacement 12 to 13 Nm Upon refitting apply the recommended grease to the bushing to the spring and along the toothed sector Use the special tool for the charging of the spring as shown in the figure Refit the seeger ring after checking that it is in good condition Specific tooling 020261Y Starter spring fi...

Page 62: ...aring Slightly heat the crankshaft from the inside side to avoid damaging the coated surface and use the driven pulley shaft or a pin of the same diameter to remove the bearing N B IN CASE OF DIFFICULTY A STANDARD 8MM INSIDE DI AMETER EXTRACTOR CAN BE USED Refitting the driven pulley shaft bearing Refit the bearing with the aid of a bushing with the same diameter as the external plate of the beari...

Page 63: ...the clutch bell is not worn or damaged Measure the inner diameter of the clutch bell Characteristic Clutch bell diameter standard value Ø 107 0 2 0 mm Clutch bell diameter max value allowed after use Ø 107 5 mm Eccentricity measured max 0 20 mm Removing the clutch Equip the tool with long pins screwed into position A from the outside insert the entire driven pulley in the tool and put the central ...

Page 64: ... material The masses must not show traces of lubricants otherwise check the driven pulley unit seals N B UPON RUNNING IN THE MASSES MUST EXHIBIT A CEN TRAL FAYING SURFACE AND MUST NOT BE DIFFERENT FROM ONE ANOTHER VARIOUS CONDITIONS CAN CAUSE THE CLUTCH TO TEAR CAUTION DO NOT OPEN THE MASSES USING TOOLS TO PREVENT A VARIATION IN THE RETURN SPRING LOAD Characteristic Check minimum thickness 1 mm Pi...

Page 65: ...ve the ball bearing retention snap ring Expel the ball bearing from the side of the clutch housing by means of the special tool N B PROPERLY SUPPORT THE HALF PULLEY SO AS NOT TO DEFORM THE SLIDING SURFACE OF THE DRIVING BELT Specific tooling 020376Y Adaptor handle 020363Y 20 mm guide Inspecting the driven fixed half pulley Check that there are no signs of wear on the work surface of the belt If th...

Page 66: ...ended products AGIP GREASE SM 2 Grease for the C ring of the tone wheel Soap based lithium grease containing NLGI 2 Mo lybdenum disulphide ISO L XBCHB2 DIN KF2K 20 Make sure the pins and collar are not worn reassemble the pins and collar Use a greaser with a curved spout to lubricate the driven pulley unit with around 6 g of grease This operation must be done through one of the holes inside the bu...

Page 67: ...or 020362Y 12 mm guide 020171Y Punch for Ø 17 mm roller case Inspecting the clutch spring Check that the contrast spring of the driven pulley does not show signs of deformation Measure the free length of the spring Characteristic Standard length 118 mm Minimum length allowed after use XXXX Refitting the clutch Preassemble the driven pulley group with spring sheath and clutch Position the spring wi...

Page 68: ...cking clutch unit on pulley 55 60 Nm Refitting the driven pulley Refit the driven pulley assembly the clutch bell and the nut using the specific tool Specific tooling 020565Y Flywheel lock calliper spanner Locking torques N m Driven pulley shaft nut 40 to 44 Nm Drive belt Make sure the driving belt is not damaged and does not have cracks in the toothed grooves Check the width of the belt Character...

Page 69: ...EAK SUD DENLY DURING OPERATION CAUTION ON REFITTING MAKE SURE THAT DIRT DOES NOT GET INTO THE INNER BUSHING OF THE MIXER CONTROL GEAR AND THAT IT DOES NOT EXERT ANY STRESS ON THE CRANKCASE PIN N B REPLACE THE BELT EVERY 20000 KM Inspecting the rollers case 1 Check that the bushing and the sliding rings of the mobile pulley do not show signs of scoring or deformation 2 Check the roller running trac...

Page 70: ...movable driven half pulley away by pulling it towards the clutch unit and insert the belt observing the direction of rotation of the first fitting N B IT IS GOOD PRACTICE ALWAYS TO FIT THE BELT SO THAT THE WORDS CAN BE READ IN CASE IT DOES NOT SHOW A FITTING SIDE Refit the components of the assembly roller con tainer assembly with bushing limiting washer sta tionary half pulley cooling fan belt wi...

Page 71: ...5 5 mm thick End gear Removing the hub cover Remove the transmission cover Remove the clutch assembly Discharge the rear hub oil Remove the 5 screws indicated in the figure Remove the hub cover with driven pulley shaft See also Refitting the clutch Removing the wheel axle Remove the intermediate gear and the complete gear wheel axle When removing the intermediate gear pay atten tion to the various...

Page 72: ...he oil seal from the outside Remove the centring dowels and position the cover on a plane Position the special tool on the internal track of the bearing and remove said bearing with the aid of a press Specific tooling 020452Y Tube for removing and refitting the driven pulley shaft Position the special tube on the internal raceway of the bearing and from the shaft toothed side as indicated in the f...

Page 73: ...aults are found replace the hub cover Refitting the driven pulley shaft bearing Support the inner track of the bearing from the outside of the hub cover with the specific tool posi tioned under the press and insert the driven pulley axle Refit the oil seal flush with the cover Specific tooling 020452Y Tube for removing and refitting the driven pulley shaft Heat the hub cover and insert the bearing...

Page 74: ...andle 020363Y 20 mm guide 020359Y 42x47 mm Adaptor Refitting the ub cover Refit the whole wheel axle Refit the intermediate gear paying attention to the two shim washers Apply LOCTITE 510 for surfaces to the hub cov ers and refit the same with driven pulley shaft Refit the 5 screws and tighten them to the speci fied torque N B CLEAN THE CONTACT SURFACES OF THE HUB COVER AND THE HALF CRANKCASE OF R...

Page 75: ...n in the figure Remove the fan cover Remove the oil piping retention band from the hood Remove the 2 screws shown in the figure Cooling fan Remove the cooling fan by acting on the three fixings indicated in the figure Vespa LX 50 Engine ENG 75 ...

Page 76: ... out the removal procedure in reverse tightening the retainers to the specified torque N B THE PICK UP CABLE MUST BE POSITIONED ADHERING TO THE FUSION TONGUE ON THE CRANKSHAFT IN SUCH A WAY AS TO AVOID BEING CRUSHED BY THE FAN COVER ASSEM BLY Locking torques N m Pick up screws 3 4 Stator screws 3 4 Flywheel and starting Removing the starter motor Remove the two clamps shown in the figure Engine Ve...

Page 77: ...r 020162Y Flywheel extractor Inspecting the flywheel components Check the condition of the flywheel and any dis tortions that might cause rubbing on the stator and on the Pick Up Refitting the flywheel magneto Fit the flywheel being careful to insert the key properly Lock the flywheel nut at the prescribed torque Check the Pick Up air gap The air gap may not be modified in the fitting of the Pick ...

Page 78: ...n the crankcase locking the two screws to the prescribed torque N B REFIT THE REMAINING PARTS AS DESCRIBED IN THE CYLINDER HEAD TIMING LUBRICATION FLYWHEEL AND TRANSMISSION CHAPTERS Locking torques N m Starter screws 11 13 Cylinder assy and timing system Removing the intake manifold Use an anti tampering TORX spanner to remove the two clamping screws of the intake manifold Removing the cylinder he...

Page 79: ...nd Measure the internal diameter of the small end using an internal micrometer N B IF THE DIAMETER OF THE ROD SMALL END EXCEEDS THE MAXIMUM DIAMETER ALLOWED SHOWS SIGNS OF WEAR OR OVERHEATING REPLACE THE CRANKSHAFT AS DESCRIBED IN THE CRANKCASE AND CRANK SHAFT CHAPTER Characteristic Rod small end standard diameter 17 0 011 0 001 Rod small end maximum allowable diameter 17 060 mm Vespa LX 50 Engine...

Page 80: ...er Calculate the piston pin coupling clearance Characteristic Wrist pin housing standard diameter 12 0 007 0 012 Wrist pin housing standard clearance 0 002 0 011 mm Measure the outer diameter of the piston per pendicular to the pin axis Take the measurement in the position shown in the figure To classify the cylinder piston fitting check the ap propriate table See also Cylinder piston assy Engine ...

Page 81: ... seals perpendicularly to the cylinder axis Measure the opening of the sealing rings using a thickness gauge as shown in the photograph If the values are higher than the values prescri bed in the chart substitute the rings Removing the piston Position the snap ring in detail 1 with the opening straddling the arrow printed on the tool Push detail 2 into detail 1 until the stop and extract detail 2 ...

Page 82: ... oil to be mixed during the fitting of the piston and the cylinder CAUTION POSITION THE ARROW PRINTED ON THE PISTON CROWN TOWARDS THE EXHAUST OPENING THE WRIST PIN SNAP RINGS MUST BE POSITIONED ON THE PISTON WITH THE SPECIFIC TOOL Recommended products AGIP CITY TEC 2T Oil Recommended oil Engine Vespa LX 50 ENG 82 ...

Page 83: ...AMELLA Crankcase crankshaft Splitting the crankcase halves Remove the eight crankcase union fasteners Install the special strip on the half crankcase on the flywheel side and separate the half crankcase on the flywheel side from the transmission side Specific tooling 020163Y Crankcase splitting plate Vespa LX 50 Engine ENG 83 ...

Page 84: ...kcase or the crankshaft indifferently Using the special tool remove any bearings that have been left on the crankshaft N B The half rings must be inserted on the bearings with a few mal let blows Specific tooling 004499Y001 Bearing extractor bell 004499Y006 Bearing extractor ring 004499Y002 Bearing extractor screw 004499Y007 Half rings Using the specific tool remove any bearings left on the half c...

Page 85: ... the dial gauge in addition check the eccentricity of diam D for which a maximum reading of 0 02 mm is permitted In the case where eccentricity is not much above prescribed levels straighten the shaft by acting on the counterweights with a shim or tighten them in a clamp with an aluminium bushing as re quired Specific tooling 020335Y Magnetic support for dial gauge 020074Y Support base for checkin...

Page 86: ...of the stroke and loosen them again with the same angle e g 90 When the temperature has settled preload the thrust screw of the tool manually until the ball bear ing clearance is cancelled out Specific tooling 020163Y Crankcase splitting plate Refitting the crankcase halves Prepare the coupling surface with LOCTITE 510 applying a thin layer of it after degreasing the sur face using a suitable solv...

Page 87: ...a position back from the one indicated in the figure Install the special magnetic support with dial gauge at the end of the crankshaft Check the axial clearance of the crankcase If this is not within the maximum limit allowed re peat the crankcase coupling procedure Specific tooling 020335Y Magnetic support for dial gauge Characteristic Axial clearance with warm crankcase 0 10 0 12 mm Axial cleara...

Page 88: ...H THE FITTED WRENCH Specific tooling 020340Y Flywheel and transmission oil seals fitting punch Install a new transmission side oil seal using the special tool with adapter ring The transmission side oil seal is recognised by the larger diameter Specific tooling 020340Y Flywheel and transmission oil seals fitting punch Oil pump Removal Remove the 2 screws shown in the figure Engine Vespa LX 50 ENG ...

Page 89: ...the two tubes Close the fuel outlet pipe By means of the MITYVAC pump apply 0 1 bar of suction to the tap Make sure that the suction is kept stable and that and that there are no fuel leaks Reconnect the suction pipe to the manifold Position the fuel pipe with the outlet at the point of the tap Turn the engine by using the starter for five sec onds with the carburettor at minimum Take up the fuel ...

Page 90: ... Vac vacuum operated pump Characteristic Minimum flow rate 20 cc Completely empty the fuel tank Remove the petrol delivery pipe and the low pressure pipe Loosen the clip and remove the cock Clean the tank and the filter of the cock with a specific solvent Refit the cock making sure that there is an O Ring Turn the cock to the direction it had before it was removed and block the clip N B THE FILTER...

Page 91: ...INDEX OF TOPICS SUSPENSIONS SUSP ...

Page 92: ...e wheel to the hub N B BEFORE REMOVING THE WHEEL HUB REMOVE THE BRAKE CALLIPER Front wheel hub overhaul Remove the ball bearing check Seeger ring indi cated in the picture Extract the ball bearing using the specific tool Specific tooling 001467Y014 Pliers to extract ø 15 mm bearings 001467Y017 Bell for bearings OD 39 mm Suspensions Vespa LX 50 SUSP 92 ...

Page 93: ... stops with the shielded side facing out Refit the ball bearing check Seeger ring Specific tooling 020151Y Air heater 020376Y Adaptor handle 020359Y 42x47 mm Adaptor 020412Y 15 mm guide Use the specific tool to fit and push the roller cas ing until it stops Refit the oil seal on the roller bearing side Lubricate the area between the roller bearing and the ball bearing Specific tooling 020038Y Punc...

Page 94: ...emoving the transmissions and discon necting the electrical terminals remove the termi nal fixing the handlebar to the steering Check all components and replace faulty parts N B IF THE HANDLEBAR IS BEING REMOVED TO REMOVE THE STEERING TILT THE HANDLEBAR FORWARD TO AVOIDING DAMAGING THE TRANSMISSIONS Refitting Carry out the removal operations but in the reverse order observing the prescribed tighte...

Page 95: ...l holder hub are in excellent conditions Press and remove the wedging washer with the help of a pointed end For the second washer repeat the operation us ing the punch on the side opposite to the one shown in the figure A Ø12 Punch B Sharp edged end Use the specific tool fitted with part 1 and op erate the handgrip until the pin and the Nadella are simultaneously ejected in the direction opposite ...

Page 96: ...ool fitted with part 3 on its stem and with part 4 at the bottom of the tool Insert the previously greased pin on the swinging hub and with the tool handgrip move part 3 until it stops on the steering tube After fitting the pin insert the two spacers part 17 slightly hitting with the mallet Supplied with the tool Specific tooling 020021Y Front suspension service tool Recommended products AGIP GREA...

Page 97: ...o refit the second wedging washer roller casing sealing ring unit Supplied with the tool Specific tooling 020021Y Front suspension service tool Recommended products AGIP GREASE PV2 Grease for control levers on the engine White anhydrous calcium based grease to protect roller bearings temperature range between 20 C and 120 C NLGI 2 ISO L XBCIB2 Use the tool fitted with parts 3 and 4 as indicated to...

Page 98: ...ase for control levers on the engine White anhydrous calcium based grease to protect roller bearings temperature range between 20 C and 120 C NLGI 2 ISO L XBCIB2 Refitting CAUTION USE NEW ROLLER CASINGS PIN SEALING RINGS AND DUST GUARDS FOR REFITTING Suspensions Vespa LX 50 SUSP 98 ...

Page 99: ...ed torque Recommended products AGIP GREASE PV2 Grease for the steering bearings pin seats and swinging arm White anhydrous calcium based grease to protect roller bearings temperature range between 20 C and 120 C NLGI 2 ISO L XBCIB2 Locking torques N m Steering lower ring nut 8 10 Upper steering ring nut 35 40 Front shock absorber Vespa LX 50 Suspensions SUSP 99 ...

Page 100: ...reverse order observing the prescribed tightening torques Locking torques N m shock absorber lower clamp 20 27 shock absorber upper clamp 20 30 Shock absorber calliper bracket Removal Remove the front wheel hub with the brake disc Remove the front shock absorber lower clamps Remove the bracket locking Seeger ring Unscrew the bracket Suspensions Vespa LX 50 SUSP 100 ...

Page 101: ...bsorber clamp 20 27 Overhaul The bracket for the shock absorber calliper at tachment has two roller bearings separated one from the other as shown in the photograph Remove the two roller bearings from the bracket with the specific tool operating on the shock ab sorber attachment side as shown in the photo graph Specific tooling 020376Y Adaptor handle 020441Y 26 x 28 mm adaptor 020365Y 22 mm guide ...

Page 102: ...er shock absorber attachment bracket Assemble a new roller bearing on the wheel hub side and move it until it stops using the specific tool Specific tooling 020037Y Punch Steering bearing Removal Use the specific tool both to remove the lower seat of the upper bearing and to remove the upper seat of the lower bearing fitted on the chassis N B TO REMOVE THE LOWER SEAT OF THE LOWER STEERING BEARING ...

Page 103: ...ifth wheel fitting and the dust guard on the steering tube until they stop using the specific tool Specific tooling 006029Y Punch for fitting fifth wheel seat on steering tube Rear Removing the rear wheel Use a screwdriver as a lever between the drum and the cover Straighten the split pin and remove the cap Remove the wheel acting on the central fixing point WARNING ALWAYS USE NEW SPLIT PINS FOR R...

Page 104: ... prescribed torque Refit the cap and the split pin folding it correctly as shown in the figure Locking torques N m Locking torque 137 152 Nm Swing arm Removal Remove the swinging arm acting on the three clamps shown in the figure Suspensions Vespa LX 50 SUSP 104 ...

Page 105: ...Refitting For rifting respect the locking torques Locking torques N m Part C 33 41 Part B 44 52 Part A 33 41 Shock absorbers Vespa LX 50 Suspensions SUSP 105 ...

Page 106: ...g nut Then remove the shock absorber engine anchorage nut When refitting tighten the shock absorber chas sis anchoring nut and the shock absorber engine pin to the prescribed torque Locking torques N m Shock absorber engine pin torque 33 to 41 N m Shock absorber frame nut torque 20 to 25 Nm Suspensions Vespa LX 50 SUSP 106 ...

Page 107: ...INDEX OF TOPICS BRAKING SYSTEM BRAK SYS ...

Page 108: ... Calliper tightening screw 20 25 Nm Brake fluid tube calliper 20 25 Overhaul Remove the calliper assembling bolts and take out the internal bodies and components If necessary in order to make it easier to take out the plungers inject shorts blasts of compressed air through the brake fluid pipe Check that the cylinders of the internal and external body of the calliper do not show scratches or signs...

Page 109: ...is tolerated CAUTION RUBBER PARTS SHOULD NEVER BE LEFT IN ALCOHOL FOR LONGER THAN 20 SECONDS AFTER WASHING THE PIECES MUST BE DRIED WITH A BLAST OF COMPRESSED AIR AND A CLEAN CLOTH Locking torques N m Screw tightening calliper to the support 20 25 Attachment to the calliper 25 30 Nm 1 DUST GUARDS 2 SEALING RINGS 3 PLUNGERS 4 O RING GASKET Front brake disc Removal Should the brake disc be replaced ...

Page 110: ...he pads and replace them once the plungers are down Carry out these operations in reverse order to fit CAUTION BEFORE USING THE BRAKE OPERATE THE LEVER A FEW TIMES Front Once the bleed valve is closed fill the system with brake liquid to the maximum level Undo the bleed screw Apply the tube of the special tool to the bleed screws When bleeding it is necessary to fill the oil tank in continuation w...

Page 111: ... AB SORBS HUMIDITY FROM THE SURROUNDING AIR IF THE LEVEL OF HUMIDITY IN THE BRAKING FLUID EX CEEDS A GIVEN VALUE BRAKING EFFICIENCY WILL BE REDUCED THEREFORE ALWAYS USE FLUID FROM SEALED CON TAINERS UNDER NORMAL DRIVING AND CLIMATIC CONDITIONS YOU SHOULD CHANGE THIS LIQUID EVERY TWO YEARS IF THE BRAKES ARE USED INTENSELY AND OR IN HARSH CONDITIONS CHANGE THE FLUID MORE FRE QUENTLY CAUTION WHEN CAR...

Page 112: ...Remove the shoe spring using the specific span ner 2 Remove the shoe with the aid of a lever 3 Refit the new shoes giving a few taps with the mallet 4 Attach the spring using the specific pliers Specific tooling 020325Y Pliers for brake shoe springs Braking system Vespa LX 50 BRAK SYS 112 ...

Page 113: ...INDEX OF TOPICS CHASSIS CHAS ...

Page 114: ...ment panel Operate the 4 screws shown in the figure to re place the instrument panel Front handlebar cover Remove the 2 screws in the rear handlebar cover and the screw under the headlamp Pull up and detach the front handlebar cover disconnect the headlight assembly connections Chassis Vespa LX 50 CHAS 114 ...

Page 115: ... shown in the figure and remove the headlight Knee guard Unscrew the 2 screws shown in the figure placed under the front grille Remove the 3 screws shown in the figure placed inside the glove box they can be reached after opening the glove box door Vespa LX 50 Chassis CHAS 115 ...

Page 116: ...ove box and fairing have been removed Air filter Remove the helmet compartment after removing the side fairing remove the 2 screws fixing the filter box to the engine indicated in the figure Remove the two clamps indicated in the figure Chassis Vespa LX 50 CHAS 116 ...

Page 117: ... pipes from the calliper in order to re move the front mudguard Remove the three mudguard steering tube clamps indicated in the figure Front central cover Remove the PIAGGIO clip on badge Unscrew the screw indicated in the figure Remove the grille Vespa LX 50 Chassis CHAS 117 ...

Page 118: ...INDEX OF TOPICS PRE DELIVERY PRE DE ...

Page 119: ...rame arm Handlebar lock nut Steering lower ring nut Upper steering ring nut Electrical system Electrical system Main switch Headlamps high beam lights low beam lights tail and parking lights and their warning lights Adjusting the headlights according to the regulations currently in force Rear light parking light stop light Front and rear stop light switches Turn indicators and their warning lights...

Page 120: ...ATE MEDICAL ATTENTION IF IT ACCIDENTALLY SWALLOWED IMMEDIATELY DRINK LARGE QUANTITIES OF WATER OR VEGETABLE OIL SEEK IMMEDIATE MEDICAL ATTENTION BATTERIES PRODUCE EXPLOSIVE GASES KEEP THEM AWAY FROM NAKED FLAMES SPARKS AND CIGARETTES IF THE BATTERY IS CHARGED IN A CLOSED PLACE TAKE CARE TO ENSURE ADEQUATE VENTILATION ALWAYS PROTECT YOUR EYES WHEN WORKING CLOSE TO BATTERIES KEEP OUT OF THE REACH OF...

Page 121: ...DED INFLATION PRESSURES OR TYRES MAY BURST Functional inspection Functional check up Braking system hydraulic Lever travel Braking system mechanical Lever travel Clutch Proper functioning check Engine Throttle travel check Others Check documentation Check the frame and engine numbers Tool kit License plate fitting Check locks Check tyre pressures Installation of mirrors and any accessories Vespa L...

Page 122: ...INDEX OF TOPICS TIME TIME ...

Page 123: ...evoted to the time necessary to carry out repairs The description and code for each operation is in dicated Engine ENGINE Code Action Duration 1 001001 engine from frame removal and re fitting Vespa LX 50 Time TIME 123 ...

Page 124: ...Crankcase CRANKCASE Code Action Duration 1 001133 Engine crankcase Replacement Time Vespa LX 50 TIME 124 ...

Page 125: ... CRANKSHAFT Code Action Duration 1 001118 Main bearings Replacement 2 001100 Clutch side oil seal Replacement 3 001099 Oil seal flywheel side Replacement 4 001117 Crankshaft Replacement Vespa LX 50 Time TIME 125 ...

Page 126: ...Cylinder assy CYLINDER PISTON Code Action Duration 1 001002 Cylinder Piston Replacement 2 001107 Cylinder piston Inspection clean ing Time Vespa LX 50 TIME 126 ...

Page 127: ...assy HEAD Code Action Duration 1 001097 Cooling hood Replacement 2 001093 Spark plug Replacement 3 001126 Head Replacement 4 001013 Intake manifold Replacement 5 001178 Disc pack Replacement Vespa LX 50 Time TIME 127 ...

Page 128: ...ulley DRIVEN PULLEY CLUTCH Code Action Duration 1 001012 Driven pulley overhaul 2 001110 Driven pulley Replacement 3 001022 Clutch Replacement 4 001155 Clutch bell housing Replacement Time Vespa LX 50 TIME 128 ...

Page 129: ...Oil pump OIL PUMP Code Action Duration 1 001028 Mix movement gear socket Re placement 2 001019 Mixer belt replacement 3 001018 Mixer Replacement Vespa LX 50 Time TIME 129 ...

Page 130: ...L REDUCTION GEAR Code Action Duration 1 001010 Geared reduction unit Service 2 001156 Gear reduction unit cover Replace ment 3 003065 Gear box oil Replacement 4 004125 Rear wheel axle Replacement Time Vespa LX 50 TIME 130 ...

Page 131: ...VING PULLEY Code Action Duration 1 001066 Driving pulley Removal and refitting 2 001086 Driving half pulley replace 3 001011 Driving belt Replacement 4 001177 Variator rollers shoes Replace ment Vespa LX 50 Time TIME 131 ...

Page 132: ...ion cover TRANSMISSION COVER Code Action Duration 1 001087 Flywheel cover Replacement 2 001135 Transmission cover bearing Re placement 3 001096 Transmission crankcase cover Re placement Time Vespa LX 50 TIME 132 ...

Page 133: ...1020 Starter motor Replacement 2 005045 Starter motor cable harness Re placement 3 001017 Starter sprocket wheel Replace ment 4 001021 Kick starter Inspection 5 008008 Starter spring pack Replacement 6 001084 Starter lever Replacement Vespa LX 50 Time TIME 133 ...

Page 134: ...ETO FLYWHEEL Code Action Duration 1 001109 Cooling fan Replacement 2 001173 Rotor Replacement 3 001067 Stator Fitting and Refitting 4 001058 Flywheel Replacement 5 001087 Flywheel cover Replacement Time Vespa LX 50 TIME 134 ...

Page 135: ...spection 2 001063 Carburettor Replacement 3 007020 Carburettor heating tubing replace ment 4 001081 Automatic choke Replacement 5 001082 Carburettor heating resistor Re placement 6 003058 Carburettor Adjustment 7 004177 Heating hood Replacement Vespa LX 50 Time TIME 135 ...

Page 136: ...Exhaust pipe MUFFLER Code Action Duration 1 001009 Muffler Replacement 2 001095 Muffler guard Replacement 3 001136 Exhaust emissions Adjustment Time Vespa LX 50 TIME 136 ...

Page 137: ...Air cleaner AIR CLEANER Code Action Duration 1 004122 Air cleaner carburettor fitting Re placement 2 001014 Air filter Replacement cleaning 3 001015 Air filter box Replacement Vespa LX 50 Time TIME 137 ...

Page 138: ... Frame Replacement 2 004023 Shield rim Replacement 3 004149 Shield central cover Replacement 4 004159 Plates Stickers Replacement 5 004012 Rear side panels Replacement 6 004059 Spark plug inspection flap Replace ment Time Vespa LX 50 TIME 138 ...

Page 139: ...Centre stand STAND Code Action Duration 1 004004 Stand Replacement 2 004171 Stand support plate Replacement Vespa LX 50 Time TIME 139 ...

Page 140: ...Footrests FOOTREST Code Action Duration 1 004178 Footrest Replacement 2 004078 Front rear footrest rubber Replace ment Time Vespa LX 50 TIME 140 ...

Page 141: ...LD BACK PLATE Code Action Duration 1 004174 Trunk levers Replacement 2 004065 Legshield rear part Removal and refitting 3 004081 Glove box door Replacement 4 004082 Top box gasket Replacement Vespa LX 50 Time TIME 141 ...

Page 142: ...nt HELMET COMPARTMENT Code Action Duration 1 004016 Helmet compartment Replacement 2 005046 Battery cover change 3 004011 Central frame cover Replacement 4 004071 Battery compartment replacement Time Vespa LX 50 TIME 142 ...

Page 143: ...der LICENSE PLATE HOLDER Code Action Duration 1 004136 License plate holder support Re placement 2 005048 Licence plate holder Replacement 3 005032 number plate light glass Replace ment Vespa LX 50 Time TIME 143 ...

Page 144: ...Mudguard MUDGUARDS Code Action Duration 1 004002 Front mudguard Replacement 2 004009 Rear mudguard Replacement Time Vespa LX 50 TIME 144 ...

Page 145: ...ion 1 004168 Fuel tank cap Replacement 2 005010 Tank float Replacement 3 004112 Cock carburettor hose Replace ment 4 004005 Fuel tank Replacement 5 004007 Fuel valve Replacement 6 004109 Fuel tank breather change Vespa LX 50 Time TIME 145 ...

Page 146: ... Code Action Duration 1 005018 Oil reservoir float Replacement 2 004017 Oil reservoir Replacement 3 004095 Oil reservoir cock Replacement 4 004091 Oil reservoir hose Replacement Rear shock absorber Time Vespa LX 50 TIME 146 ...

Page 147: ...absorber Removal and Refitting Steering column bearings STEERING FIFTH WHEELS Code Action Duration 1 003002 Steering fifth wheels Replacement 2 003073 Steering clearance Adjustment 3 004119 Bearing upper steering fifth wheel Replacement Vespa LX 50 Time TIME 147 ...

Page 148: ... COPRIMANUBRIO Code Action Duration 1 004018 Front handlebar covers Replace ment 2 004019 Rear handlebar covers Replace ment 3 005078 Odometer glass Replacement 4 005014 Instrument panel Replacement Time Vespa LX 50 TIME 148 ...

Page 149: ...placement 4 003001 Handlebar Replacement 5 005017 Stop switch Replacement 6 002024 Front brake pump Removal and Re fitting 7 002054 Throttle or splitter transmission com plete Replacement 8 002060 Complete throttle control Replace ment 9 004162 Mirror support and or brake pump fit ting U bolt Replacement 10 002059 Right hand grip Replacement Vespa LX 50 Time TIME 149 ...

Page 150: ...Swing arm SWINGING ARM Code Action Duration 1 001072 Engine frame connection swinging arm Replacement Time Vespa LX 50 TIME 150 ...

Page 151: ...Seat SADDLE Code Action Duration 1 004003 Saddle Replacement 2 004131 Luggage rack support Replacement Vespa LX 50 Time TIME 151 ...

Page 152: ...Front turn indicator Replacement 3 005067 Front turn indicator bulb Replace ment 4 005008 Headlight bulbs Replacement 5 005005 Taillight change 6 005066 Rear light bulbs Replacement 7 005022 Rear turning indicators Replace ment 8 005068 Rear turning indicator bulb Re placement Time Vespa LX 50 TIME 152 ...

Page 153: ...23 Front wheel Replacement 2 003047 Front tyre Replacement 3 003037 Front wheel rim Replacement 4 003033 Front wheel hub Replacement 5 002041 Front brake disc Replacement 6 003034 Front wheel hub bearing Replace ment Rear wheel Vespa LX 50 Time TIME 153 ...

Page 154: ...ar brake pads shoes Repl Electric devices ELECTRIC COMPONENTS Code Action Duration 1 005001 Electrical system Replacement 2 005011 Start up remote control switch Re placement 3 005009 Voltage regulator Replacement 4 005007 Battery change 5 005052 Fuse 1 Replacement 6 001023 Control unit Replacement 7 001094 Spark plug cap Replacement Time Vespa LX 50 TIME 154 ...

Page 155: ...lacement 2 005006 Light or turning indicator switch Re placement 3 005040 Horn button Replacement 4 005003 Horn Replacement 5 005041 Starter button Replacement 6 005016 Key switch Replacement 7 004096 Lock series Replacement 8 004010 Anti theft lock Replacement Vespa LX 50 Time TIME 155 ...

Page 156: ...002012 Splitter Replacement 3 002057 Carburettor splitter transmission complete Replacement 4 002058 Mix splitter transmission complete Replacement 5 002053 Rear brake transmission complete Replacement 6 002049 Odometer cable Replacement 7 003061 Accelerator transmission adjust Time Vespa LX 50 TIME 156 ...

Page 157: ...uration 1 002021 Front brake hose Remov and Re fitt 2 002007 Front brake shoes pads Remov and Refitt 3 002039 Front brake calliper Removal and Refitting 4 002047 Front brake fluid and air bleed sys tem Replacement Vespa LX 50 Time TIME 157 ...

Page 158: ...n Duration 1 003045 Steering tube Replacement 2 003010 Front suspension Service 3 003035 Shock absorber support and brake calliper Replacement 4 001064 Odometer reel Replacement 5 003044 Shock absorber cover Replace ment Time Vespa LX 50 TIME 158 ...

Page 159: ...1164 Crankcase secondary air connection Replacement 2 001161 Secondary air filter Replacement Cleaning 3 001162 Secondary air housing Replace ment 4 001163 Muffler secondary air connection Replacement 5 001165 Secondary air reed Replacement Vespa LX 50 Time TIME 159 ...

Page 160: ...burettor 12 30 135 E Engine stop F Fuel 41 89 145 H Headlight 36 115 Horn Hub oil 32 I Identification 8 Instrument panel 114 M Maintenance 7 28 S Saddle Shock absorbers 105 Spark plug 31 Stand Start up T Tank 145 146 Transmission 10 41 61 132 Turn indicators Tyres 11 ...

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VESPA LX 50, Workshop Manual

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