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VESPA LX 50 4T, Manual

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VESPA LX 50 4T Manual Download Page 42

03_30

Idle adjustment (03_30)

Proceed as follows:

1.

Rest the scooter on its centre stand and lift the saddle (as described in the
«Saddle opening to reach helmet compartment» section).

2.

Remove the helmet compartment.

3.

To adjust the idle speed, start the engine, then loose or tighten the screw
«

B

» until you reach the recommended idle speed taking care the engine does

not make the rear wheel move.

If adjustment is difficult, take your vehicle to a 

Dealer or an Authorised PIAGGIO

Service Centre

 to adjust 

CO

 to idle speed.

WARNING

IDLE SPEED MUST BE ADJUSTED WHEN THE ENGINE IS VERY HOT. BEFORE
THIS OPERATION, MAKE SURE THAT THE THROTTLE GRIP HAS THE RECOM-
MENDED BACKLASH. IF BACKLASH IN THE THROTTLE CONTROL TRANS-
MISSION NEEDS ADJUSTING TAKE YOUR SCOOTER TO A PIAGGIO DEALER
OR AUTHORISED SERVICE CENTRE

Characteristic

Engine idle speed

approx. 1600 ÷ 1800 rpm

42

3 Maintenance

Summary of Contents for LX 50 4T

Page 1: ...formation tips and precautions for using your scooter It also describes features details and devices to assure you that you have made the right choice We believe that if you follow our suggestions you will soon get to know your new vehicle and it will serve you well for a long time to come This booklet forms an integral part of the scooter should the scooter be sold it must be transferred to the n...

Page 2: ... regular checks that should be carried out on the vehicle at an authorised Dealer or Service Centre The booklet also contains instructions for simple repairs Any operations not specifically described in this manual require the use of special tools and or particular technical knowledge to carry out these operations refer to any authorised Dealer of Service Centres 2 ...

Page 3: ...ent Vehicle intactness The incomplete or non observance of these regulations leads to the risk of serious damage to the vehicle and sometimes even the invalidity of the guarantee The signs that you see on this page are very important They are used to highlight those parts of the booklet that should be read with particular care As you can see each sign consists of a different graphic symbol making ...

Page 4: ...4 ...

Page 5: ...level 26 Engine oil level check 26 Engine oil top up 27 Engine oil change 27 Hub oil level 28 Tyres 29 Spark plug dismantlement 30 Removing the air filter 31 Secondary air system 32 Checking the brake oil level 33 Battery 34 Checking the electrolyte level 35 Long periods of inactivity 36 Fuses 37 Front light group 39 Headlight adjustment 39 Front direction indicators 40 Rear optical unit 40 Rear t...

Page 6: ...6 ...

Page 7: ...VESPA Vespa LX 50 4T Chap 01 Vehicle 7 ...

Page 8: ...01_01 Dashboard 01_01 A Speedometer B Odometer C Fuel gauge D Front brake control lever 8 1 Vehicle ...

Page 9: ... 01_02 Hours and minutes are displayed in a 1 to 12 AM or PM format on the instrument panel Operating the function selection switch T month day and seconds can be seen besides hours and minutes In order to adjust the above mentioned functions operate button U The digital clock is powered by a battery battery life is about 2 years lift the whole instrument panel to replace the battery It is advisab...

Page 10: ... locked OFF Ignition disabled extractable key steering lock disengaged front glove box unlocked ON Starter position antitheft device disabled non extractable key glove box un locked Locking the steering wheel Turn the handlebar to the left as far as it will go turn the key to position LOCK and remove the key CAUTION DO NOT TURN THE KEY TO LOCK OR OFF WHILE RIDING Releasing the steering wheel Reins...

Page 11: ...t turn indicators flashing move lever B to the left to set the right turn indicators flashing move it to the right The lever automatically returns to the central position and the indicators remain on To turn the indicators off press the lever towards the switch 01_05 Horn button 01_05 Horn button E 11 1 Vehicle ...

Page 12: ...nd position light 01_07 Start up button 01_07 To start the engine press the starter button P after pulling either one of the two brake levers 01_08 Opening the saddle 01_08 Insert the key into the saddle lock A turn it anticlockwise and tip the saddle forward 12 1 Vehicle ...

Page 13: ...FE PLACE AND NOT ON THE VEHICLE 01_10 01_11 Identification 01_10 01_11 The identification numbers consist of a prefix stamped on the chassis and on the en gine followed by a number They should always be given when requesting spare parts We recommend that you check that the prefix and chassis number stamped on the vehicle correspond with those in the vehicle documents CAUTION BE REMINDED THAT ALTER...

Page 14: ...1_12 Turn the key to the position OFF Then press it With the key is in LOCK the glove box is locked 01_13 Bag clip 01_13 To use the retractable bag hook B located at the front end of the saddle pull it forward lightly 14 1 Vehicle ...

Page 15: ...VESPA Vespa LX 50 4T Chap 02 Use 15 ...

Page 16: ... front and rear brakes 02_01 Refuelling 02_01 Fill fuel tank A with unleaded petrol minimum octane rating 95 When the fuel reaches the reserve level the warning light fitted on the instrument panel lights up CAUTION SHUT OFF THE ENGINE BEFORE REFUELLING WITH PETROL PETROL IS HIGHLY FLAMMABLE DO NOT LET PETROL SPILL FROM THE TANK OR WHILE REFUELLING CAUTION DO NOT BRING NAKED FLAMES OR CIGARETTES N...

Page 17: ...of which is reserve Tyre pressure CAUTION TYRE PRESSURE SHOULD BE CHECKED WHEN TYRES ARE COLD INCOR RECT TYRE PRESSURE CAUSES ABNORMAL TYRE WEAR AND MAKES RID ING DANGEROUS TYRES MUST BE REPLACED WHEN THE TREAD REACHES THE WEAR LIMITS SET FORTH BY LAW Characteristic Front tyre pressure 1 6 bar Rear tyre pressure 2 bar 17 2 Use ...

Page 18: ...rip slightly twisted to start off from still progressively twist the throttle grip The vehicle is equipped with a fuel valve and a starter that switch on automatically as soon as the engine is started To start it up it is necessary to 1 Put the motorscooter on its stand E check that the rear tire is off the ground 2 Keep the throttle grip slightly twisted 3 Insert the key in ignition switch D and ...

Page 19: ...OSSIBLE DAMAGE BE CAREFUL NEVER TO EXCEED THE MAXIMUM SPEED WHILE RUNNING DOWNHILL IN ORDER TO AVOID DAMAGING THE ENGINE IN ANY CASE IN ORDER TO PRESERVE THE ENGINE FROM PROLONGED EX CESSIVE REVOLUTIONS THE REVOLUTION LIMITER WILL BE ACTIVATED IF THE ENGINE SPEED EXCEEDS THE ESTABLISHED THRESHOLD WARNING AFTER A LONG DISTANCE COVERED AT THE MAXIMUM SPEED DO NOT STOP THE ENGINE IMMEDIATELY BUT LET ...

Page 20: ...starter longer than 20 in the attempt to start the engine 2 Battery or starter motor inefficiency Put the motorscooter on its stand E make sure that the rear wheel is off the ground turn the key switch D to ON and use the kick starter F 3 Empty fuel tank After refuelling the scooter start the engine by pressing the starter button A with the throttle at a minimum to provide maximum aspiration for t...

Page 21: ...on on level ground and uphill thanks to the adjustments made to engine speed and transmitted torque If you have to stop on an uphill slope traffic lights traffic jam etc only use the brake to keep the vehicle still leaving the motor running at idling speed Using the motor to keep the vehicle still can cause the clutch to overheat This problem is due to the friction of the clutch parts on the clutc...

Page 22: ... the braking effect is initially lower Given these conditions it is a good idea to operate the brakes from time to time 4 Do not brake hard on a wet surface on dirt tracks or on any slippery road surface 5 If you have to brake use both brakes in order to divide the braking action between both wheels 6 Avoid starting off by mounting the scooter while it is still resting on its stand In any case the...

Page 23: ...ngerous to ride CAUTION DO NOT FORGET THAT DRIVING IN A STATE OF DRUNKENNESS OR WHEN UNDER THE EFFECT OF DRUGS OR CERTAIN MEDICINES CAN BE EXTREME LY DANGEROUS FOR ONESELF AND FOR OTHERS CAUTION ANY CHANGES TO THE VEHICLE PERFORMANCE AS WELL AS ALTERATIONS TO ORIGINAL STRUCTURAL PARTS IS STRICTLY FORBIDDEN BY LAW AND RENDERS THE VEHICLE NO LONGER CONFORMING TO THE APPROVED TYPE AND DANGEROUS FOR R...

Page 24: ...24 2 Use ...

Page 25: ...VESPA Vespa LX 50 4T Chap 03 Maintenance 25 ...

Page 26: ...01 03_02 Check oil level every time the vehicle is used with the engine cold The level should be between the MAX and MIN marks on the oil level dipstick A shown in the figure the stand should be firm on an even surface during the check If the check is carried out after the vehicle has been used and therefore with a hot engine the level line will be lower in order to carry out a correct check it is...

Page 27: ...filter After cleaning and mounting again the mesh filter screw cap C and fill with oil the hole of the cap dipstick used to check engine oil level Then start up the scooter leave it running for a few minutes and switch it off 5 minutes later check oil level and if necessary add oil without exceeding the MAX level Only use new oil of the recommend type for oil top ups and change CAUTION USED OILS C...

Page 28: ...age tap CAUTION USING THE ENGINE WITH INSUFFICIENT LUBRICATION OR WITH THE WRONG LUBRICANTS MAY INCREASE WEAR AND TEAR ON THE MOVING PARTS AND MAY CAUSE SERIOUS DAMAGE CAUTION USED OILS CONTAIN SUBSTANCES HARMFUL TO THE ENVIRONMENT FOR OIL REPLACEMENT CONTACT AN AUTHORISED SERVICE CENTRE WHICH IS EQUIPPED TO DISPOSE OF USED OILS IN AN ENVIRONMENTALLY FRIEND LY AND LEGAL WAY N B THE NOTCHES ON THE ...

Page 29: ...appears on the tread Also ensure that the tyres do not show cuts on the walls or an irregular wear of the tread if this is the case please contact an authorised or adequately equipped workshop CAUTION TYRE PRESSURE SHOULD BE CHECKED WHEN TYRES ARE COLD INCOR RECT TYRE PRESSURE CAUSES ABNORMAL TYRE WEAR AND MAKES RID ING DANGEROUS TYRES MUST BE REPLACED WHEN THE TREAD REACHES THE WEAR LIMITS SET FO...

Page 30: ...e operations need to be carried out very carefully by inserting the left hand from the sparkplug inspection door and the right hand from the helmet compartment To reassemble the door carry out the operations in the opposite order making sure to insert the tab in the part of the central covering WARNING THE SPARK PLUG MUST BE REMOVED WHEN THE ENGINE IS COLD THE USE OF A SPARK PLUG WITH THERMAL GRAD...

Page 31: ... remove the filtering element Clean with water and shampoo afterwards dry with compressed air and submerge in a recommended oil and petrol mixture in ratio of 50 Afterwards squeeze it leave it to dry and mount it again CAUTION IN CASE OF RIDING ON DUSTY ROADS IT IS ADVISABLE TO CLEAN THE AIR FILTER MORE FREQUENTLY THAN INDICATED IN THE RELEVANT CHAPTER ON SCHEDULED MAINTENANCE 31 3 Maintenance ...

Page 32: ...e filter C Wash the sponge with water and a neutral soap and dry it with a clean rag and shorts blasts of compressed air When cleaning the filter make sure the reed valve D is in good condition then reinsert it in its seat on the box Before closing the SAS box cover check the condition of the O ring seal replace it if it appears damaged or deformed N B The reed valve can be inserted in only one di...

Page 33: ...vel The brake fluid level may fall due to wear on the brake pads In case the pad wear is below the minimum mark contact an Authorised Service Centre to have the braking system thoroughly checked If you need to top up the level follow the steps listed below Unscrew the 2 screws B remove the tank cap C and pour in the required quantity of fluid the brake fluid level must be above minimum Place the h...

Page 34: ...EANS THAT IT ABSORBS MOISTURE FROM THE SURROUNDING AIR IF MOISTURE CONTAINED IN THE BRAKE FLUID EXCEEDS A CERTAIN VALUE THIS WILL RESULT IN INEFFICIENT BRAKING 03_20 Battery 03_20 To access the battery tilt the saddle forwards then remove the battery compartment access door by unscrewing the star shaped screw A shown in the figure The battery is the electrical device that requires the most frequen...

Page 35: ...TTERY ELECTROLYTE Checking the electrolyte level The electrolyte level which should be checked regularly must always be at the max imum level To reach this level use only distilled water Should it become necessary to top up the battery with water too frequently check the scooter s electrical system because the battery is being overloaded causing it to lose power quickly CAUTION ELECTROLYTE CONTAIN...

Page 36: ...all the engine components as well as the battery in good working order Take your vehicle to a garage as indicated in the Vehicle not used for extended periods section to have the battery removed Have the battery cleaned charged fully and stored in a dry ventilated place Recharge at least once every two months N B THE BATTERY MUST BE CHARGED WITH A CURRENT EQUAL TO 1 10 OF THE RATED CAPACITY OF THE...

Page 37: ... a blown fuse find and solve the problem that caused it to blow Do not substitute the fuse with any alternative form of conductor CAUTION IN ORDER TO AVOID DAMAGING THE ELECTRICAL SYSTEM NEVER DISCON NECT THE WIRING WHILE THE ENGINE IS RUNNING DO NOT TIP THE SCOOT ER TOO MUCH IN ORDER TO AVOID DANGEROUS LEAKAGE OF BATTERY ELECTROLYTE BULB High low beam light bulb Type Spherical Power 12V 35 35W Qu...

Page 38: ...ty 1 RHS 1 LHS Rear turn indicator light bulb Type Spherical Power 12V 10W Quantity 1 RHS 1 LHS Stop and tail light bulb Type Spherical Power 12V 21 5W Quantity 1 12V 2W warning light bulbs Type All glass Function Turn indicators Quantity 2 12V 1 2W warning light bulb Type All glass Function Lights high beam lights fuel reserve Quantity 3 38 3 Maintenance ...

Page 39: ...LASS THIS DOES NOT INDICATE A FAULT AND IS RELATED TO THE HUMIDITY AND OR TO LOW TEMPERATURES THE PHENOMENON SHOULD QUICKLY DISAPPEAR WHEN THE LIGHT IS SWITCHED ON THE PRESENCE OF DROPS OF WATER ON THE OTHER HAND COULD INDI CATE THAT WATER IS INFILTRATING CONTACT THE PIAGGIO AFTER SALES SERVICE NETWORK Electric characteristic Bulbs 1 12V35 35W bulb for high and low beam light 1 12V 5W bulb for tai...

Page 40: ...S USED 03_26 Front direction indicators 03_26 To replace the front turn indicator bulbs remove the tail light taking out the retaining screw A remove the bulb holder from its fitting gently turn the bulb around 30º and remove it Follow the process in reverse order to refit 03_27 Rear optical unit 03_27 To access the rear taillight bulb it is necessary to remove the 2 fixing screws D Gently push an...

Page 41: ...ors 03_28 To gain access to the turn indicator bulbs remove the fastening screws E The bulbs have a bayonet coupling to remove them press gently and twist anticlock wise about 30 To refit follow the same steps but in reverse order 03_29 Rear view mirrors 03_29 The mirrors can be set to the desired position by adjusting the mirror frame To remove the rear view mirror rotate the rear view mirror sup...

Page 42: ...aking care the engine does not make the rear wheel move If adjustment is difficult take your vehicle to a Dealer or an Authorised PIAGGIO Service Centre to adjust CO to idle speed WARNING IDLE SPEED MUST BE ADJUSTED WHEN THE ENGINE IS VERY HOT BEFORE THIS OPERATION MAKE SURE THAT THE THROTTLE GRIP HAS THE RECOM MENDED BACKLASH IF BACKLASH IN THE THROTTLE CONTROL TRANS MISSION NEEDS ADJUSTING TAKE ...

Page 43: ... you take the vehicle to an Authorised Service Centre as soon as possible for the appropriate checks WARNING CHECK BRAKE PADS FOR WEAR ON A REGULAR BASIS AS INDICATED IN THE SCHEDULE MAINTENANCE TABLES IF THE THICKNESS OF ONE OR BOTH PADS IS IN THE REGION OF 1 5 MM BOTH PADS MUST BE CHANGED IT IS RECOMMENDED TO CARRY OUT THIS OPERATION AT AN AUTHORISED SERVICE CENTRE AS SOON AS POSSIBLE AFTER FITT...

Page 44: ...fety A tyre that goes flat very slowly can be repaired with an Inflate and Repair spray Tyres should be later fully repaired or replaced at an Authorised Service Centre 03_34 Periods of inactivity 03_34 We recommend carrying out the following operations 1 General cleaning of the vehicle 2 With the engine off and the piston at bottom dead centre position remove the spark plug and pour 1 2 cc of mot...

Page 45: ...er solution 2 4 of car shampoo in water Then rinse abundantly with water and dry with a shammy cloth For the outside of the engine use petroleum a brush and clean cloths Petrol can damage paintwork Re member that any polishing with silicone wax must always be preceded by washing CAUTION DETERGENTS POLLUTE WATER THEREFORE THE VEHICLE SHOULD BE WASHED IN AN AREA EQUIPPED FOR THE COLLECTION AND PURIF...

Page 46: ...SION COVER AND SCROLL COVER DIFFICULTY STARTING No fuel in tank Refuelling Filters jets or carburettor dirty or clogged Contact an Authorised Service Centre Insufficient battery charge Kick start Recharge the battery IGNITION PROBLEMS No spark from spark plug Due to the presence of high voltage this check should only be carried out by an expert Check that the electrodes are properly adjusted 0 7 0...

Page 47: ...ice Centre HIGH CONSUMPTION AND LOW PERFORMANCE Air filter blocked or dirty Clean with water and shampoo and impregnate with petrol and specific oil section Removing the air filter INEFFICIENT BRAKING Oil on drum or disc Worn Pads Shoes Contact an Authorised Service Centre incorrect rear brake adjustment Adjust INEFFICIENT SUSPENSION Oil leak worn limit switch bumpers worn shock absorber attachmen...

Page 48: ...Service Centre INCREASED EXHAUST NOISE Deterioration of the SAS system and or of the tab Contact an Authorised Service Centre STAND DOES NOT RETURN TO POSITION Presence of dirt Clean and grease STARTER LEVER DOES NOT RETURN TO CORRECT POSITION Presence of dirt Clean and grease 48 3 Maintenance ...

Page 49: ...VESPA Vespa LX 50 4T Chap 04 Technical data 49 ...

Page 50: ...04_01 50 4 Technical data ...

Page 51: ...leaded petrol Chassis Unitised body made of stamped plate Fuel tank capacity 8 5 l 2 l of which is reserve Timing system Single overhead camshaft SOHC with 2 valves Start up Electrical and kick starter Lubrication Wet crankcase Cooling Forced air circulation Depression carburettor KEIHN CVK 18 Spark plug NGK CR 8EB Transmission Automatic variator CVT with torque server Clutch Automatic centrifugal...

Page 52: ...less 120 70 10 Front tyre Tubeless 110 70 11 Rear wheel rim Die cast aluminium alloy 3 00 x 10 Front wheel rim Die cast aluminium alloy 2 50 x11 Front brake Disc brake Ø 200 mm with hydraulic control lever on the far right of the handlebar and fixed calliper Rear brake Ø110 mm drum brake Homologation Euro 2 Dry weight 102 5 Kit equipment Spanners one box wrench 16 mm a double screwdriver The tools...

Page 53: ...VESPA Vespa LX 50 4T Chap 05 Spare parts and accessories 53 ...

Page 54: ... SPARE PARTS CAUSES YOUR WARRANTY RIGHTS TO EXPIRE WARNING PIAGGIO MARKETS ITS OWN LINE OF ACCESSORIES THAT ARE RECOG NISED AND GUARANTEED FOR USE IT IS THEREFORE ESSENTIAL IN ORDER TO CHOOSE AND MOUNT THE ACCESSORIES CORRECTLY TO CONTACT AN AUTHORISED DEALER OR SERVICE CENTRE THE USE OF NON ORIGINAL ACCESSORIES MAY AFFECT THE STABILITY AND OPERATION OF YOUR VE HICLE AND REDUCE SAFETY LEVELS WITH ...

Page 55: ...VESPA Vespa LX 50 4T Chap 06 Programmed maintenance 55 ...

Page 56: ...ng until the next scheduled service to solve it All scheduled maintenance services must be carried out at the specified times even if the stated mileage has not yet been reached Carrying out scheduled services on time is necessary to ensure your warranty remains valid For any further information concerning Warranty procedures and Scheduled Maintenance please refer to the Warranty Booklet EVERY 3 0...

Page 57: ...ions in Idle speed adjustment section AT 6000 KM OR 12 MONTHS 18000 30000 42000 54000 AND 66000 KM Engine oil replacement Hub oil level check Spark plug electrode gap check Oil filter net filter clean Variable speed rollers check or replacement Brake pads check condition and wear Brake fluid level check Electrical system and battery check Tyre inflation and wear Check Vehicle and brake test road t...

Page 58: ...Variable speed rollers check or replacement Driving belt replacement Odometer cable greasing Steering adjustment 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 inflation and wear Check SAS box sponge cleaning 58 6 Programmed...

Page 59: ...eplacement Air filter clean Oil filter net filter clean Valve clearance check Idle speed carburetion Adjustment Throttle lever adjustment Variable speed rollers check or replacement Driving belt replacement Cylinder ventilation system check Odometer cable greasing Steering adjustment Brake control levers greasing Brake pads check condition and wear Brake fluid level check Transmission elements lub...

Page 60: ...t Hub oil level check Spark plug electrode gap replacement Air filter clean Oil filter net filter clean Idle speed adjustment Throttle lever adjustment Variable speed rollers check or replacement Driving belt replacement Odometer cable greasing Steering adjustment Brake control levers greasing Brake pads check condition and wear Flexible brake tubes replacement 60 6 Programmed maintenance ...

Page 61: ...hicle and brake test road test See instructions in Idle speed adjustment section See regulations in the Secondary air system section AFTER 72 000 KM Engine oil replacement Hub oil change Spark plug electrode gap replacement Air filter clean Oil filter net filter clean Valve clearance check Idle speed adjustment Throttle lever adjustment Variable speed rollers check or replacement 61 6 Programmed m...

Page 62: ...tubes replacement Brake fluid level check Transmission elements lubrication Safety locks check Suspensions check Electrical system and battery check Headlight adjustment Tyre inflation and wear Check SAS box sponge cleaning Vehicle and brake test road test See instructions in Idle speed adjustment section See regulations in the Secondary air system section 62 6 Programmed maintenance ...

Page 63: ...l and odometer Oil for 4 stroke engines AGIP FILTER OIL Oil for air filter sponge Mineral oil with specific additives for increased adhesiveness AGIP CITY HI TEC 4T Engine oil SAE 5W 40 API SL ACEA A3 JASO MA Synthetic oil AGIP GREASE MU3 Grease for odometer transmission gear case Soap based lithium grease with NLGI 3 ISO L XBCHA3 DIN K3K 20 AGIP GP 330 Grease for brake control levers throttle sta...

Page 64: ...64 6 Programmed maintenance ...

Page 65: ...6 27 F Fuses 37 H Headlight 39 Horn 11 Hub oil 28 I Identification 13 K Key switch 10 Keys 13 L Light switch 12 M Maintenance 25 55 56 Mirrors 41 S Saddle 12 Scheduled maintenance 56 Spark plug 30 Start up 12 T Technical Data 49 Top box 14 Transmission 21 Turn indicators 41 Tyre pressure 17 Tyres 29 65 ...

Page 66: ...ts or accessory supplies which it considers necessary to improve the product or which are required for manufacturing or construction reasons Not all versions shown in this publication are available in all Countries The availability of individual versions should be confirmed with the official Piaggio sales network Copyright 2007 PIAGGIO C S p A Pontedera All rights reserved Reproduction of this pub...

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