VESPA S 50 4T 4V Manual
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VESPA S 50 4T 4V Manual

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Vespa would like to thank you
for choosing one of its products. We have prepared this booklet to help you to get the very best from your scooter. Please read it carefully before riding
the vehicle for the first time. It contains information, tips and precautions for using your vehicle. 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 use it for a long
time at full satisfaction. This booklet forms an integral part of the vehicle; should the vehicle be sold, it must be transferred to the new owner.
Vespa S 50 4T 4V

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Summary of Contents for VESPA S 50 4T 4V

  • Page 1 Vespa would like to thank you for choosing one of its products. We have prepared this booklet to help you to get the very best from your scooter. Please read it carefully before riding the vehicle for the first time. It contains information, tips and precautions for using your vehicle. It also describes features, details and devices to assure you that you have made the right choice.
  • Page 2 The instructions given in this booklet are intended to provide a clear, simple guide to using your scooter; this booklet also details routine maintenance procedures and regular checks that should be carried out on the vehicle at an authorised Dealer or Service Centres. The booklet also contains instructions for simple repairs.
  • Page 3 Personal safety Failure to completely observe these instructions will result in serious risk of personal injury. Safeguarding the environment Sections marked with this symbol indicate the correct use of the vehicle to prevent dam- aging the environment. 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.

  • Page 5: Table Of Contents

    INDEX VEHICLE..................Engine oil change..............33 Dashboard................Hub oil level................34 Analogue instrument panel............11 Tyres..................35 Clock..................11 Spark plug dismantlement............36 Key switch................. 12 Removing the air filter............... 37 Locking the steering wheel............ 13 Secondary air system............... 38 Releasing the steering wheel..........

  • Page 7: Vehicle

    Vespa S 50 4T 4V Chap. 01 Vehicle...

  • Page 8: Dashboard

    Dashboard (01_01) A = Ignition key-switch B = Bag hook C = Horn button D = Turn indicator switch E = Rear brake control lever F = Headlight switch G = Analogue instrument panel H = Front brake control lever I = Throttle grip L = Starter button...
  • Page 9 01_01...
  • Page 10 01_02...

  • Page 11: Analogue Instrument Panel

    Analogue instrument panel (01_02) A = Odometer B = Speedometer C = Fuel gauge D = High-beam warning light E = Not used F = Fuel level warning light G = Digital clock H= Turn indicator warning light I = Headlight warning light Clock (01_03) Located in the instrument panel, it displays hours and minutes with 1 to 12-hour time, AM or PM.

  • Page 12: Key Switch

    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 advisable to take your vehicle to an Authorised Service Centre for this operation. WARNING DEAD BATTERIES ARE HARMFUL TO THE ENVIRONMENT. THEY MUST DIS- POSED OF IN SUITABLE CONTAINERS AS PRESCRIBED BY THE REGULA- 01_03 TIONS IN FORCE.

  • Page 13: Locking The Steering Wheel

    Locking the steering wheel (01_05) Turn the handlebar to the left as far as it will go; turn the key «B» to «LOCK » and remove it. CAUTION DO NOT TURN THE KEY TO «LOCK» OR «KEY OFF» WHILE RIDING. 01_05 Releasing the steering wheel Reinsert the key «B»...

  • Page 14: Horn Button

    Horn button (01_07) Push the «C» button to sound the horn. 01_07 Light switch (01_08) When the light switch «F» is set to «0», the low-beam light is on. When set to «1», the high-beam light is activated. 01_08...

  • Page 15: Start-Up Button

    Start-up button (01_09) To start the engine, pull either of the two brake levers and then push the button «L». 01_09 Fuel tank (01_10) The fuel tank cap «B» is under the saddle. To reach it, insert the key into lock «A», turn it anticlockwise and tip the saddle forwards.

  • Page 16: Opening The Saddle

    Opening the saddle (01_11) Insert the key into the saddle lock «A», turn it anticlockwise and tip the saddle forward. 01_11 Keys (01_12) The vehicle is supplied with two keys (one spare) which serve to start the engine and unlock the saddle compartment. The keys are accompanied by a tag marked with the identification code to be quoted when ordering duplicates.
  • Page 17 CAUTION BE REMINDED THAT ALTERING IDENTIFICATION REGISTRATION NUMBERS CAN LEAD TO SERIOUS PENAL SANCTIONS (IMPOUNDING OF THE VEHICLE, ETC.). Chassis number The number «A» is stamped near the battery compartment. Remove the helmet com- partment to read it. 01_13 Engine number The engine number «B»...

  • Page 18: Bag Clip

    Bag clip (01_15) To use the retractable bag hook «B» mounted on the knee-guard panel, pull it slightly towards the back of the vehicle. 01_15...

  • Page 19: Use

    Vespa S 50 4T 4V Chap. 02...

  • Page 20: Checks

    Checks (02_01) Before using the vehicle, check: 1. that the fuel tank is full. 2. The oil level in the rear hub. 3. engine oil level (see section «Engine oil level»). 4. That tyres are properly inflated. 5. correct functioning of headlights, rear taillight and turn indicators. 02_01 6.

  • Page 21: Tyre Pressure

    CAUTION USING OILS OTHER THAN THOSE RECOMMENDED CAN SHORTEN THE LIFE OF THE ENGINE. Characteristic Fuel tank capacity ~ 8.5 l (2 l of which is reserve) Tyre pressure (02_03) Check tyre pressure as indicated in the scheduled maintenance table. CAUTION TYRE PRESSURE SHOULD BE CHECKED WHEN TYRES ARE COLD.INCOR- RECT TYRE PRESSURE CAUSES ABNORMAL TYRE WEAR AND MAKES RID-...

  • Page 22: Running In

    Rear tyre pressure (with 2.0 bar (2.3 bar) passenger) TYRES Front tyre Tubeless, 110/70 - 11'' 45L Rear tyre Tubeless, 120/70 - 10'' 54L Running in (02_04) WARNING DURING THE FIRST 1000 KM DO NOT RIDE THE VEHICLE OVER 80% OF ITS MAXIMUM SPEED.

  • Page 23: Starting Up The Engine

    Starting up the engine (02_05, 02_06, 02_07, 02_08) The vehicle is fitted with automatic transmission with a regulator and centrifugal clutch. Therefore always start the engine with the throttle at idle speed; to start-off from sta- tionary position, progressively twist the throttle grip. The vehicle is equipped with a fuel valve and a starter which switch on automatically as soon as the engine is started.

  • Page 24: Difficult Start Up

    02_08 Difficult start up (02_09, 02_10, 02_11) If there is a problem you can follow the instructions below: 1. Engine flooded. Place the vehicle on its centre stand and check that the rear wheel is off the ground. Open the throttle fully and press the starter button for five seconds and then stop for five seconds.

  • Page 25: Stopping The Engine

    WARNING TAMPERING MAY CAUSE SERIOUS ENGINE MALFUNCTION. 02_11 Stopping the engine (02_12) Stop acceleration, then turn the key switch «D» to «OFF » to stop the engine (ex- tractable key). CAUTION DUE TO THE HIGH TEMPERATURES THE CATALYTIC CONVERTER CAN REACH, ALWAYS TAKE CARE, WHEN PARKING THE VEHICLE, THAT THE EX- 02_12 HAUST DOES NOT COME INTO CONTACT WITH FLAMMABLE MATERIALS, TO...

  • Page 26: Anti-Theft Ring

    Anti-theft ring (02_13) The «D» ring on the right side of the vehicle is used to fasten the vehicle to an object using a scooter chain. Do not use the ring for other purposes. WARNING THIS ACCESSORY IS NOT A THEFT PREVENTION GUARANTEE, IT IS ONLY A DETERRENT.

  • Page 27: Stand

    CAUTION DO NOT SHUT OFF THE ENGINE WHILE THE VEHICLE IS MOVING. UNBURNED FUEL COULD ENTER THE CATALYTIC CONVERTER AND BURN, CAUSING THE CONVERTER TO OVERHEAT AND POSSIBLY DESTROYING IT. Stand (02_14) Lower the centre stand «F» by kicking the bracket while pulling the vehicle backward, holding onto the handlebar.

  • Page 28: Safe Driving

    well as the situation described above, riding uphill fully laden on steep slopes or start- ing off on slopes greater than 25%, etc.): 1. Do not continue riding in such conditions. 2. Let the clutch cool down with the motor at idling speed for a few minutes. Safe driving (02_16) Some simple tips are provided below that will enable you to use your vehicle on a daily basis, confidently and safely.
  • Page 29 CAUTION ALWAYS RIDE WITHIN YOUR LIMITS RIDING UNDER THE INFLUENCE OF AL- COHOL OR OTHER DRUGS AND CERTAIN MEDICINES IS EXTREMELY DAN- GEROUS. 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 RIDING.

  • Page 31: Maintenance

    Vespa S 50 4T 4V Chap. 03 Maintenance...

  • Page 32: Engine Oil Level

    Engine oil level In 4T engines, the engine oil is used to lubricate the distribution elements, the bench bearings and the thermal group. An insufficient quantity of oil can cause serious damage to the engine itself. In all 4T engines the decay of oil characteristics as well as some consumption is normal.

  • Page 33: Engine Oil Top-Up

    Engine oil top-up Always check oil level before carrying out top-ups and add oil without exceeding the MAX level. An engine oil check-up and top-up should be carried out every 3,000 km at an Authorised Piaggio Service Centre. Engine oil change (03_03) Change oil and clean the filter after every 6,000 km at an Authorised Service Cen- tre.

  • Page 34: Hub Oil Level

    Hub oil level (03_04, 03_05, 03_06) To check the hub oil level, proceed as follows: 1. Place the vehicle on its stand on a level surface; 2. Unscrew the oil dipstick «A», dry it with a clean rag and then reinsert it, screwing it tightly into place;...

  • Page 35: Tyres

    SAE 80W/90 Oil that exceeds the requirements of API GL3 specifications Characteristic Transmission oil 80 cm³ Tyres (03_07) Periodically check the inflation pressure of each tyre (when cold). Tyres are fitted with wear indicators; tyres should be replaced as soon as these indi- cators become visible on the tyre tread.

  • Page 36: Spark Plug Dismantlement

    TYRE INFLATION PRESSURE Front tyre pressure (with 1.6 bar (1.6 bar) passenger) Rear tyre pressure (with 2.0 bar (2.3 bar) passenger) Spark plug dismantlement (03_08, 03_09, 03_10) To make this operation easier, remove the helmet compartment. Remove the access door «A» after undoing the corresponding screw «B». Detach the spark plug shielded cap «C»...

  • Page 37: Removing The Air Filter

    Electric characteristic Candela NGK ER9EH-6N Distanza elettrodi: 0,6 mm 03_10 Removing the air filter (03_11, 03_12) Remove the side fairing unscrewing the 2 screws marked A. Remove the air cleaner cap «D» after unscrewing the 6 fixing screws «C», then 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%.

  • Page 38: Secondary Air System

    Secondary air system (03_13, 03_14, 03_15, 03_16) Unscrew the two screws «A» of the right side fairing and remove it. Unscrew the three screws «B» and remove the housing cover of the secondary air system. Detach the housing cover and remove the filtering element «C» made of sponge. Wash the sponge with water and neutral soap, then dry with a clean cloth and short blasts of compressed air.

  • Page 39: Checking The Brake Oil Level

    03_16 Checking the brake oil level (03_17) The brake fluid reservoir is equipped with a sight glass «A» made of transparent ma- terial; the quantity of liquid contained in the sight glass indicates the level of liquid in the reservoir. When the sight glass «A»...

  • Page 40: Braking System Fluid Top Up

    Braking system fluid top up (03_18, 03_19, 03_20) Proceed as follows: 1. Remove the rear-view mirrors. 2. Undo the two screws «A». 3. Undo the screw «B» and remove the front handlebar cover. 4. Remove the reservoir cover «C» by loosening the two fixing screws «D» and refill with the prescribed brake fluid type only and without exceeding the maximum level.

  • Page 41: Battery

    Brake fluid FMVSS DOT 4 Synthetic fluid Battery (03_21) 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 frequent attention and the most thorough maintenance.

  • Page 42: Use Of A New Battery

    Use of a new battery (03_22) To install a new battery: 1. Place the battery in its housing. 2. Connect the positive pole «+» first and then the negative pole «-». 3. Place the battery cover. CAUTION 03_22 DO NOT REVERSE THE POLARITY: RISK OF SHORT CIRCUIT AND DAMAGE TO THE ELECTRICAL SYSTEM.

  • Page 43: Long Periods Of Inactivity

    Long periods of inactivity Battery performance will decrease if the vehicle is not used for a long time. This is the result of the natural phenomenon of battery discharging plus residual absorption by vehicle components with constant power consumption. Poor battery performance may also be due to environmental conditions and the cleanliness of the poles.

  • Page 44: Fuses

    WARNING USED BATTERIES ARE HARMFUL FOR THE ENVIRONMENT. COLLECTION AND DISPOSAL SHOULD BE CARRIED OUT IN COMPLIANCE WITH REGULA- TIONS IN FORCE. Fuses (03_23, 03_24, 03_25, 03_26, 03_27) The electrical system is protected by one plug fuse «A» fitted on the battery support left side, and by two plug fuses «B»...
  • Page 45 03_25 03_26 03_27...
  • Page 46 FUSES FUSE A 15 A - General FUSE B 10 A - Electronic ignition device FUSE C 7.5 A - fuel gauge, horn, stop light, starter button. BULBS High/low beam light bulb Type: Halogen Power: 12V 35/35W Quantity: 1 Front tail light bulb Type: All glass Power: 12V 5W Quantity: 1...

  • Page 47: Front Light Group

    Stop and tail light bulb Type: Spherical Power: 12V 21/5W Quantity: 1 Instrument panel light bulbs Type: All glass Power: 12V 1.2W Quantity: 3 Warning light bulbs: turn Type: All glass indicators, low-beam lights, high- Power: 12V - 1.2W beam lights, low fuel Quantity: 4 Front light group (03_28, 03_29, 03_30, 03_31) To access the headlight bulbs, remove the front of the handlebar cover, as follows:...
  • Page 48 N.B. IF MISTING IS NOTICED ON THE INSIDE OF THE HEADLAMP GLASS, THIS DOES NOT INDICATE A FAULT AND IS ATTRIBUTABLE TO 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.

  • Page 49: Headlight Adjustment

    Headlight adjustment (03_32, 03_33) Proceed as follows: 1. Place the vehicle, in running order and with the tyres inflated to the prescribed pressure, on a flat surface 10-m away from a white screen situated in a shaded area, making sure that the longitudinal axis of the scooter is perpendicular to the screen; 2.

  • Page 50: Rear Optical Unit

    03_35 Rear optical unit (03_36, 03_37) To replace the rear light bulb: 1. Remove the two screws «A». 2. Take out the bulb holder «B» from its fitting by turning it anticlockwise. 3. Press the bulb, turn it anticlockwise and then take it out. To refit, proceed in reverse order.

  • Page 51: Rear Turn Indicators

    Rear turn indicators (03_38, 03_39) To replace the bulbs: 1. Remove the turn indicator from its fitting by undoing the screw «A». 2. Take out the bulb holder «B» from its fitting by turning it anticlockwise. 3. Press the bulb, turn it anticlockwise and then take it out. To refit, proceed in reverse order.

  • Page 52: Idle Adjustment

    To remove the rear view mirror unscrew the nut «A» and turn the rear-view mirror supporting stem anticlockwise. 03_40 Idle adjustment (03_41) Proceed as follows: 1. Rest the vehicle on its centre stand and lift the saddle (as described in the «Saddle opening»...

  • Page 53: Front Disc Brake

    Characteristic Engine idle speed 1700 ÷ 1900 Front disc brake (03_42) The brake disc and pad wear is automatically compensated, therefore it has no effect on the functioning of the front and rear brakes. For this reason it is not necessary to adjust the brakes.

  • Page 54: Rear Drum Brake

    CAUTION THE PRESENCE OF SAND, MUD, SNOW MIXED WITH SALT, ETC. ON THE ROAD, CAN DRASTICALLY REDUCE THE LIFE OF THE BRAKE PADS. IN OR- DER TO AVOID THIS, WE RECOMMEND WASHING THE VEHICLE FREQUENTLY WHEN RIDING IN THESE ROAD CONDITIONS. Rear drum brake (03_43) Operate adjusting nut «B»...

  • Page 55: Periods Of Inactivity

    CAUTION TO USE THE "INFLATE AND REPAIR" SPRAY CAN PROPERLY, FOLLOW THE INSTRUCTIONS ON THE PACKAGING. WARNING THE WHEELS FITTED WITH TYRES SHOULD ALWAYS BE BALANCED. RIDING THE VEHICLE WITH VERY LOW TYRE PRESSURE OR WITH INCORRECTLY BALANCED TYRES CAN LEAD TO DANGEROUS STEERING VIBRATIONS. Periods of inactivity (03_44) We recommend carrying out the following operations: 1.

  • Page 56: Cleaning The Vehicle

    Oil for 2-stroke engines: SAE 5W-40, API SL, ACEA A3, JASO MA Cleaning the vehicle Use a low pressure jet of water to soften the caked dirt and mud deposited on the painted surfaces. Once softened, sponge off mud and dirt using a car body sponge soaked in a car body shampoo and water solution (2-4% of car shampoo in water).
  • Page 57 WARNING WHEN WASHING THE ENGINE WITH A HIGH-PRESSURE WATER JET: • ONLY USE FAN SPRAY JETS. • DO NOT PLACE THE NOZZLE CLOSER THAN 60 CM. • DO NOT USE WATER AT TEMPERATURES OVER 40° C. • DO NOT DIRECT THE JETS DIRECTLY TO CARBURETTOR, WIRINGS, SLOT DIFFUSERS ON THE TRANSMISSION COVER AND SCROLL COVER.
  • Page 58 insulator is cracked or broken. If the spark plug is in good conditions, contact an Authorised Service Centre. ACK OF COMPRESSION Spark plug loose. Loose cylinder Contact an Authorised Service head, worn piston retaining rings. Centre. HIGH CONSUMPTION AND LOW PERFORMANCE Air filter blocked or dirty.
  • Page 59 INEFFICIENT SUSPENSION Oil leak; worn limit switch bumpers; Contact an Authorised Service worn shock absorber attachment Centre points AUTOMATIC TRANSMISSION PROBLEMS Deteriorated roller container or Contact an Authorised Service belt. Centre. INCREASED EXHAUST NOISE Deterioration of the SAS system Contact an Authorised Service and/or of the tab Centre.
  • Page 60 STARTER LEVER DOES NOT RETURN TO CORRECT POSITION Presence of dirt Clean and grease...

  • Page 61: Technical Data

    Vespa S 50 4T 4V Chap. 04 Technical data...
  • Page 62 04_01...
  • Page 63 ENGINE TECHNICAL DATA Type single-cylinder, four-stroke, four valves, air-cooled Bore 39 mm Stroke 41.8 mm Cubic capacity 49.93 cm³ MAX. Power 3.2 kW at 8250 rpm MAX. torque 3.8 Nm at 7750 rpm Compression ratio 11.5 - 12.5 1 Timing system single overhead camshaft,...
  • Page 64 outlet 0.15 mm Carburettor depression type, KEIHIN NCV ø 20 Cooling forced air circulation Transmission Automatic expandable pulley variator with torque server, V-belt, automatic centrifugal dry clutch. Final reduction gear Gear reduction unit in oil bath. Ignition Electronic inductive discharge ignition, with variable advance and separate HV coil.
  • Page 65 Rear brake Ø 110-mm drum brake with mechanical control activated by handlebar left-side lever. Wheel rim type Light alloy rims. Front rim 11'' x 2.50 Rear rim 10'' x 3.00 Front tyre Tubeless, 110/70 - 11'' 45L Rear tyre Tubeless, 120/70 - 10'' 54L Front tyre pressure (with 1.6 bar (1.6 bar) passenger)

  • Page 66: Kit Equipment

    Kit equipment (04_02) The toolkit comprises: - One box-spanner. - One twin screwdriver. The tools are stored under the saddle. 04_02...

  • Page 67: Spare Parts And Accessories

    Vespa S 50 4T 4V Chap. 05 Spare parts and accessories...

  • Page 68: Warnings

    Warnings (05_01) WARNING IT IS RECOMMENDED THAT "ORIGINAL PIAGGIO SPARE PARTS" BE USED, AS THESE ARE THE ONLY ONES OFFERING YOU THE SAME QUALITY AS- SURANCE AS THOSE INITIALLY FITTED ON THE VEHICLE. IT SHOULD BE REMEMBERED THAT USING NON-ORIGINAL SPARE PARTS CAUSES YOUR WARRANTY RIGHTS TO EXPIRE.

  • Page 69: Programmed Maintenance

    Vespa S 50 4T 4V Chap. 06 Programmed maintenance...

  • Page 70: Scheduled Maintenance Table

    Scheduled maintenance table (06_01) Adequate maintenance is fundamental to ensure long-lasting, optimum operation and performance of your vehicle. To this end, a series of checks and maintenance operations (at the owner's expense) have been suggested, which are included in the summary table on the following page. Any minor faults should be reported without delay to an Authorised Service Centre or Dealer without waiting until the next scheduled service to solve it.
  • Page 71 Km x 1000 Electrical system and battery Cylinder ventilation system Brake control levers Brake oil level (*) Hub oil level Engine oil Brake Pads/Shoes Tyre pressure Headlight Vehicle test ride Idle speed Odometer gear Variator rollers Suspensions Steering Transmissions I: CHECK AND CLEAN, ADJUST, LUBRICATE OR REPLACE IF NECESSARY. C: CLEAN, R: REPLACE, A: ADJUST, L: LUBRICATE * Replace every 2 years...
  • Page 72 RECOMMENDED PRODUCTS TABLE Product Description Specifications AGIP ROTRA 80W-90 Rear hub oil SAE 80W/90 Oil that exceeds the requirements of API GL3 specifications AGIP BRAKE 4 Brake fluid FMVSS DOT 4 Synthetic fluid AGIP CITY HI TEC 4T Oil to lubricate flexible transmissions (brakes, Oil for 4-stroke engines throttle control and odometer) AGIP FILTER OIL...
  • Page 73 TABLE OF CONTENTS Fuses: 44 Air filter: 37 Maintenance: 31, 69, 70 Mirrors: 51 Headlight: 49 Horn: 14 Battery: 41, 42 Hub oil: 34 Brake: 39, 53, 54 Saddle: 16 Scheduled maintenance: 70 Spark plug: 36 Stand: 27 Identification: 16 Start-up: 15 Clock: 11 Instrument panel: 11...
  • Page 74 The descriptions and illustrations given in this publication are not binding. While the basic specifications as described and illustrated in this booklet remain unchanged, PIAGGIO-GILERA reserves the right, at any time and without being required to update this publication beforehand, to make any changes to components, parts or accessories, which it considers necessary to improve the product or which are required for manufacturing or con- struction reasons.

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