Table of Contents
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PIAGGIO WOULD LIKE TO THANK YOU
for choosing one of its products. We have prepared this manual to help you to get the very best from your vehicle. 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 scooter and it will serve you
well for a long time to come. This booklet forms an integral part of the vehicle; should the vehicle be sold, it must be transferred to the new owner.
Liberty 50 4T
Ed. 01_10/2012
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Table of Contents
Related Manuals for PIAGGIO Liberty 50 4T
Summary of Contents for PIAGGIO Liberty 50 4T
- Page 1 PIAGGIO WOULD LIKE TO THANK YOU for choosing one of its products. We have prepared this manual to help you to get the very best from your vehicle. 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 manual are intended to provide a clear, simple guide to using your vehicle; this booklet also details routine maintenance procedures and 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.
- 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.
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Page 5: Table Of Contents
INDEX VEHICLE..................Secondaryairsystem..............34 Dashboard................Intakeplug................. 34 Keyswitch.................. Checkingthebrakeoillevel............35 Lockingthesteeringwheel............10 Battery..................36 Switchdirectionindicators............10 Long periods of inactivity............37 Hornbutton................11 Fuses..................38 Lightswitch................11 Frontlightgroup................39 Start-upbutton................12 Headlightadjustment.............. 39 Openingthesaddle..............12 Frontdirectionindicators............. 40 Keys..................13 Rearopticalunit................40 Identification................ -
Page 7: Vehicle
Liberty 50 4T Chap. 01 Vehicle... -
Page 8: Dashboard
Dashboard (01_01) A = Speedometer B = Odometer C = Fuel gauge D = Front brake lever E = Turn signal indicator light F = Rear brake lever G = Full beam indicator H = Fuel warning light I = Side lights/dipped beam warning light L = Headlight full beam/dipped beam selector M = Turn signal selector N = Horn... -
Page 9: Keyswitch
01_01 Keyswitch (01_02) LOCK = Ignition OFF, key can be removed, steering locked, front glove box locked. OFF = Ignition OFF, key can be removed, steering unlocked, front glove box unlocked. ON = Ready to start engine, immobilizer disarmed, key cannot be extracted, glove box unlocked. -
Page 10: Lockingthesteeringwheel
Lockingthesteeringwheel (01_03) Turn the handlebar to the left (as far as it will go), turn the key to «LOCK» and remove the key. CAUTION DO NOT TURN THE KEY TO «LOCK» OR «KEY OFF» WHILE RIDING. 01_03 Switchdirectionindicators (01_04) To set the left turn indicators flashing, move lever «B» to the left; to set the right turn indicators flashing, move it to the right. -
Page 11: Hornbutton
Hornbutton (01_05) Horn button «E» 01_05 Lightswitch (01_06) 0 = Low-beam and tail light 1 = High-beam and tail light 01_06... -
Page 12: Start-Upbutton
Start-upbutton (01_07) To start the engine, press the starter button, «P», after pulling either one of the two brake levers. 01_07 Openingthesaddle (01_08, 01_09) Insert the key in lock «A» and turn it anti-clockwise . Tip the saddleforwards. Open the saddle and insert the helmet in the compartment as shown in figure . The compartment is designed to accommodate only «Demijet»... -
Page 13: Keys
Keys (01_10) 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. WARNING WE RECOMMEND KEEPING THE DUPLICATE KEY TOGETHER WITH ITS CODE IN A SAFE PLACE AND NOT ON THE VEHICLE... -
Page 14: Reartopboxopening
Reartopboxopening Press the key when it is in «OFF» or «ON» to open the glove-box. With the key is in «LOCK» the glove-box is locked. -
Page 15: Use
Liberty 50 4T Chap. 02... -
Page 16: Checks
Checks 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. 6. -
Page 17: Tyrepressure
CAUTION DO NOT BRING NAKED FLAMES OR CIGARETTES NEAR THE MOUTH OF THE FUEL TANK: FIRE HAZARD. ALSO AVOID INHALING HARMFUL VAPOURS. CAUTION USING OILS OTHER THAN THOSE RECOMMENDED CAN SHORTEN THE LIFE OF THE ENGINE. Characteristic Fuel tank Plastic, capacity ~ 6 l (approximate value) including ~ 0.6 l reserve Tyrepressure CAUTION TYRE PRESSURE SHOULD BE CHECKED WHEN TYRES ARE COLD.INCOR-... -
Page 18: Shockabsorbersadjustment
Front wheel: 1,8 bar Tyre pressure (rear wheel) Rear wheel: 2 bar Shockabsorbersadjustment (02_01) Preloading of the spring is adjustable in 4 positions using an Allen wrench, based on the load and rider preferences. To make this adjustment, follow the indications in the figure. -
Page 19: Runningin
Runningin (02_02) WARNING DURING THE FIRST 1000 KM DO NOT RIDE THE VEHICLE OVER 80% OF ITS MAXIMUM SPEED. AVOID TWISTING THE THROTTLE GRIP FULLY OR KEEP- ING A CONSTANT SPEED ALONG LONG SECTIONS OF ROAD. AFTER THE FIRST 1000 KM, GRADUALLY INCREASE SPEED UNTIL REACHING THE MAX- IMUM PERFORMANCE. -
Page 20: Difficultstartup
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 the tap. If the scooter fails to start even after taking the steps described above, contact an Authorised Piaggio Service Centre. -
Page 21: Stoppingtheengine
CAUTION ALWAYS PLACE THE VEHICLE ON ITS STAND BEFORE KICK STARTING. WARNING TAMPERING MAY CAUSE SERIOUS ENGINE MALFUNCTION. AS THE CARBURETTOR IS FITTED WITH AN ACCELERATOR PUMP DO NOT ENGAGE THE ACCELERATOR WITH THE ENGINE OFF IN ORDER TO AVOID FLOODING SPECIALLY IN HOT WEATHER. -
Page 22: Catalyticsilencer
Catalyticsilencer CAUTION TAMPERING WITH THE CATALYTIC SILENCER MAY CAUSE SEVERE DAMAGE TO THE ENGINE. CAUTION WHEN PARKING THE VEHICLE, DUE TO THE HIGH TEMPERATURES THE CAT- ALYTIC CONVERTER CAN REACH, ALWAYS BE CAREFUL THAT THE MUF- FLER DOES NOT COME INTO CONTACT WITH FLAMMABLE MATERIALS, TO AVOID SERIOUS BURNS. -
Page 23: Automatictransmission
Automatictransmission (02_06) To ensure simple, pleasurable riding, the vehicle is equipped with automatic trans- mission with regulator and centrifugal clutch. The system is designed to give the best possible performance in terms of both acceleration and consumption, on level ground and uphill, thanks to the adjustments made to engine speed and transmitted torque. - Page 24 Your ability and your knowledge of the vehicle form the basis of safe riding. We rec- ommend trying out the vehicle in traffic-free zones to get to know your vehicle completely. ALWAYS DRIVE WITHIN YOUR LIMITS 1. Before riding off, remember to put on your helmet and fasten it correctly. 2.
- Page 25 CAUTION ANY ELABORATION THAT MODIFIES THE VEHICLE'S PERFORMANCES, SUCH AS TAMPERING WITH ORIGINAL STRUCTURAL PARTS IS STRICTLY FORBID- DEN BY LAW, AND RENDERS THE VEHICLE NO LONGER CONFORMING TO THE APPROVED TYPE AND DANGEROUS FOR RIDING.
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Page 27: Maintenance
Liberty 50 4T Chap. 03 Maintenance... -
Page 28: Engineoillevel
Engineoillevel 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 seriously dam- age the engine. In all 4T engines the decay of oil characteristics as well as some consumption is normal. -
Page 29: Engineoiltop-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. Engineoilchange (03_02, 03_03) Change the oil and clean the filter every 6,000 km at an Authorised Service Cen- ter. -
Page 30: Huboillevel
Huboillevel (03_04, 03_05) Check the rear hub oil. 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 FRIENDLY AND LEGAL WAY. Recommended products AGIP GEAR SAE 80W-90 Lubricant for gearboxes and transmissions. -
Page 31: Tyres
CAUTION RUNNING THE ENGINE WITH INSUFFICIENT LUBRICATION OR WITH THE IN- ADEQUATE LUBRICANTS ACCELERATES WEAR AND TEAR OF THE MOVING PARTS AND CAN CAUSE IRRETRIEVABLE DAMAGE. N.B. THE REFERENCE MARKS ON THE HUB OIL LEVEL DIPSTICK, EXCEPT FOR 03_05 THE ONE INDICATING THE "MAX" LEVEL, REFER TO OTHER MODELS BY THE MANUFACTURER AND HAVE NO SPECIFIC FUNCTION FOR THIS MODEL. -
Page 32: Sparkplugdismantlement
Tyre pressure (rear wheel) Rear wheel: 2 bar Sparkplugdismantlement (03_07) Proceed as follows: Remove the spark plug cap located on the central cover, then disconnect the plug lead and unscrew the plug with the supplied spark plug wrench. When refitting the plug it should be hand-tightened initially. -
Page 33: Removingtheairfilter
DENSO U24ESR-NB Removingtheairfilter (03_08) Remove the undersaddle band and then unscrew the seven cross-slotted screws. Remove cover «A» from its seat. Remove the filter element, wash it in water and shampoo and then wipe it with a clean cloth and dry it with short compressed air jets. Immerse the filter element in a 50-percent mixture of petrol and oil. -
Page 34: Secondaryairsystem
The reed valve can be inserted in only one direction on the SAS housing CAUTION 03_09 CONTACT AN AUTHORISED PIAGGIO SERVICE CENTRE TO CARRY OUT THESE OPERATIONS. Intakeplug (03_10) Remove the cap of the transmission cover operating on the corresponding release slots with a plain slot screwdriver. -
Page 35: Checkingthebrakeoillevel
Checkingthebrakeoillevel (03_11, 03_12) 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» is full, the level inside the reservoir exceeds the MIN level; when it is partially full, the level drops to the MIN level;... -
Page 36: Battery
PARTS OF THE VEHICLE. THE BRAKING CIRCUIT FLUID IS HYGROSCOPIC, THAT IS, IT ABSORBS HUMIDITY FROM THE SURROUNDING AIR. IF MOISTURE CONTAINED IN THE BRAKE FLUID EXCEEDS A CERTAIN VALUE, THIS WILL RESULT IN INEFFICIENT BRAKING. Battery (03_13) To have access to the battery it is necessary to remove the saddle («Keys» section) and the access hatch to the battery compartment unscrewing the star-head screws «A»... -
Page 37: Long Periods Of Inactivity
WARNING USED BATTERIES ARE HARMFUL FOR THE ENVIRONMENT. COLLECTION AND DISPOSAL SHOULD BE CARRIED OUT IN COMPLIANCE WITH REGULA- TIONS IN FORCE. Long periods of inactivity Battery performance will be poor if the vehicle is not used for a long time. This is the result of the natural phenomenon of battery discharging, and may be due to residual absorption by vehicle components with constant power consumption. -
Page 38: Fuses
WARNING DO NOT DISCONNECT THE BATTERY CABLES WITH THE ENGINE RUNNING, THIS CAN CAUSE IRREPARABLE DAMAGE TO THE VEHICLE'S ELECTRONIC CONTROL UNIT. WARNING USED BATTERIES ARE HARMFUL FOR THE ENVIRONMENT. COLLECTION AND DISPOSAL SHOULD BE CARRIED OUT IN COMPLIANCE WITH REGULA- TIONS IN FORCE. -
Page 39: Frontlightgroup
Frontlightgroup (03_15, 03_16) To access the bulbs in the headlight assembly, remove the front handlebar fairing as follows: 1) Disassemble the rear-view mirror following the instructions and figure on section « Adjusting The Rear-View Mirrors » . 2) Unscrew the 3 handlebar fairing screws, i.e. the front central screw «B» and the 03_15 two rear screws «A»... -
Page 40: Frontdirectionindicators
«A» on the front of the unit as shown in figure 1. Before adjusting the headlamp angle, make sure the tyres are inflated to the pressure specified on pneumatic section. 03_18 Frontdirectionindicators (03_19) Use a Phillips screwdriver on the screw «C» shown in the figure. The bulb has a bayonet fitting, to remove it press gently, and turn it anticlockwise about 30°... -
Page 41: Rear-Viewmirrors
Make sure the rear wheel is off the ground by using the main stand. Screw or unscrew the adjuster until the engine is idling and the rear wheel is not turning. You are advised to make this adjustment at your nearest Authorised PIAGGIO Dealer's. 03_22... -
Page 42: Frontandreardiscbrake
EMISSIONS (CO). TURN TO AN AUTHORISED PIAGGIO SERVICE CENTRE TO CARRY OUT THESE OPERATIONS. CAUTION WHEN ADJUSTING IDLE SPEED, PAY SPECIAL ATTENTION NOT TO TOUCH THE CATALYTIC MUFFLER TO AVOID BURNS. Characteristic Idle speed 1900÷2100 rpm Frontandreardiscbrake (03_23) The brake disc and pad wear is automatically compensated, therefore it has no effect on the functioning of the front and rear brakes. -
Page 43: Reardrumbrake
AFTER FITTING NEW BRAKE PADS DO NOT USE THE VEHICLE UNTIL YOU HAVE ACTIVATED THE BRAKE LEVER REPEATEDLY TO POSITION THE PADS AND RESTORE THE LEVER STROKE TO ITS CORRECT POSITION. CAUTION BRAKING SHOULD BEGIN AFTER ABOUT 1/3 OF THE BRAKE LEVER STROKE. Reardrumbrake (03_24) Actuate on the set screw «A»... -
Page 44: Puncture
Puncture (03_25) The vehicle is equipped with Tubeless tyres (without inner tube). In the event of a puncture, Tubeless tyres - unlike tyres with inner tubes - go flat very slowly, resulting in a greater steering safety. In the event of a puncture, an emergency repair can be carried out using an "inflate and repair"... -
Page 45: Delveicolo
delveicolo (03_26) We recommend carrying out the following operations: 1. General cleaning of the vehicle. 2. With the engine off and the piston at the bottom dead centre position, remove the spark plug, and pour 1÷ 2 cm³ of recommended oil through its opening. Press the engine start pedal 3 or 4 times letting the engine perform a few revolutions slowly, then replace the spark plug. - Page 46 WARNING To avoid the appearance of oxidations, wash the vehicle every time it is used in certain areas or in special conditions of: · Environmental / seasonal conditions: use of salt, de-icer chemical products on the road in winter. · Air pollution: city and/or industrial areas. ·...
- Page 47 WARNING NEVER WASH THE VEHICLE UNDER DIRECT SUNLIGHT, ESPECIALLY IN SUM- MER WHEN THE BODYWORK IS STILL HOT, AS THE CAR SHAMPOO MAY DRY BEFORE BEING RINSED OFF, AND COULD DAMAGE THE PAINTWORK. NEVER USE RAGS SOAKED IN PETROL OR DIESEL OIL TO CLEAN THE PAINTED OR PLASTIC SURFACES, IN ORDER TO PREVENT THEM LOSING THEIR SHINE AND MECHANICAL CHARACTERISTICS.
- Page 48 Check the spark plug insulator: Replace the spark plug if the insulator is cracked or broken. If the spark plug is in good condition, contact an Authorised Piaggio Service Centre. OOR COMPRESSION Spark plug loose. Loose cylinder Contact an Authorised Piaggio head, worn piston retaining rings.
- Page 49 Oil on drum or disc. Worn Pads/ Contact an Authorised Service Shoes Centre Rear brake incorrectly adjusted. Turn to an Authorised Piaggio Air in the front brakes circuit Service Centre INEFFICIENT SUSPENSION Oil leak; worn limit switch bumpers; Contact an Authorised Service...
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Page 51: Technicaldata
Liberty 50 4T Chap. 04 Technicaldata... - Page 52 PECIFICATIONS Engine Single-cylinder, four-stroke Bore x stroke 39 X 41.8 mm Cubic capacity 49.93 cm³ Compression ratio 11.5 :1 Ignition advance (before T.D.C) 10° a 1800 ÷ 2000 rpm 26° a 5000 ÷ 6000 rpm Depression carburettor KEIHIN CVK Ø 18 mm WALBRO WP 16A Recommended spark plug CHAMPION RG 4 HC...
- Page 53 Wheel base 1320 mm Fuel system By carburettor, with unleaded petrol. Automatic vacuum tap. Lubrication Engine lubrication with lobe pump (inside the crankcase) controlled by chain and double filter: mesh and centrifugal. Cooling Forced-circulation air cooling. Transmission With automatic expandable pulley variator, torque server, V-belt, automatic clutch, gear reduction unit.
- Page 54 Front brake Ø 220 mm disc brake with hydraulic linkage (r.h. brake lever). Rear brake drum brake (Ø 140 mm) with mechanical linkage.(l.h. brake lever). Engine oil Capacity: ~ 850 cm³ Engine oil (at oil filter change) 650 cc Rear hub oil Quantity: approx.
- Page 55 04_01...
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Page 56: Toolkit
Toolkit One box spanner (16 mm); a 10-13 mm double spanner; one double screwdriver; a 6 mm hex spanner. The tools are stored under the saddle. To pull the tools out of their housing, disengage the lever and then remove the strap... -
Page 57: Sparepartsandaccessories
Liberty 50 4T Chap. 05 Sparepartsanda ccessories... -
Page 58: 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 05_01 CAUSES YOUR WARRANTY RIGHTS TO EXPIRE. -
Page 59: Scheduledmaintenance
Liberty 50 4T Chap. 06 Scheduledmaint enance... -
Page 60: Scheduledservicingtable
Scheduledservicingtable (06_01) Adequate maintenance is fundamental to ensuring 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 61 Km x 1000 Electrical system and battery Cylinder ventilation system Brake levers Brake oil level (*) Hub oil level Engine oil Brake Pads/Shoes Tyre pressure Headlight Vehicle road test Idle speed Odometer gear CVT rollers Suspension Steering Transmission I: CHECK AND CLEAN, ADJUST, LUBRICATE OR REPLACE IF NECESSARY. C: CLEAN, R:REPLACE, A: ADJUST, L:LUBRICATE * Replace every 2 years...
- Page 62 TABLE OF RECOMMENDED PRODUCTS Product Description Specifications AGIP GEAR SAE 80W-90 Lubricant for gearboxes and transmissions. API GL-4 eni i-Ride PG 5W-40 Synthetic based lubricant for high-performance JASO MA, MA2 - API SL - ACEA A3 four-stroke engines. AGIP FILTER OIL Special product for the treatment of foam filters.
- Page 63 TABLE OF CONTENTS Battery: 36 Puncture: 44 Checks: 16 Refuelling: 16 Fuses: 38 Toolkit: 56 Tyres: 31 Identification: 13 Vehicle: 7 Keys: 13 Maintenance: 27...
- Page 64 The descriptions and images in this publication are given for illustrative purposes only and are not binding. While the basic characteristics as described and illustrated in this booklet remain unchanged, Piaggio & C. S.p.A. 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 construction reasons.
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