background image

Steering column, suspension and wheels.

 The steering column bears the handlebars,

clamped on  its  top  end,  and  the front  wheel  swinging  hub,  pivoted  at   its   bottom end

through a stub axle (see Fig. 9). 

Front suspension

 with variable rate coil spring and double action hydraulic damper. 

Rear suspension:

  swinging bracket for engine and rear wheel, variable rate coil spring

and coaxial, double action hydraulic tamper.

- The wheels are interchangeable with rims of pressed steel sheet (0 8"). 

- Tyres of dia. 3.40-8".

Saddle

  of  the  nose-pivoted,   sprung  type  with   central   spring  adjustable   to   the   driver's

weight.

Brakes.

 Expanding type with cable control. 

Front:

 lever on R. H. side of handlebars. 

Rear:

 control pedal on floorboard, R. H. Drums in light alloy with cooling fins.

Central stand.

 A two-legged stand, easy to operate, is arranged under the floorboard. A

strong return spring in the middle holds it in contact with the floorboard and keeps it from
vibrating while the scooter is being ridden.

Fig. 9 – Engine and suspension
1. Steering column and front suspension – 2. Engine – 3. Pivoting arm of crankcase half, clutch side –
4. Rear suspension spring and hydraulic shock absorber

Summary of Contents for 1962 150

Page 1: ......

Page 2: ...STABILIMENTO DI PONTEDERA UFFICIO TECNICO SERIE Dis 88356 M 2 a EDIZIONE 600016102 Printed in Italy Fig 1 Vespa 150 ...

Page 3: ...ctions as the components of your VESPA This means guarantee for long life and normal performance of your machine and for your personal safety Special care should be taken with regard to fuel mixture which should consist of a good quality gasoline and oil of make grade and in the amount prescribed in this booklet page 21 INDEX OF MAIN DIRECTIONS Introduction 5 Technical data 6 Identification data 6...

Page 4: ...spa can have a large field of use for work purpose as well as tourist trips both along large highways and narrow farm roads Long and hard rides will not worry you and on driving the Vespa you will soon realize its excellent performance This booklet in which the simple instructions for operation and maintenance can be found will enable you to better know your Vespa and use it in the most suitable w...

Page 5: ...TECHNICAL DATA Fig 2 3 Stamping on frame 1 Stamping on engine 2 ...

Page 6: ... 68 7 Max height 1020 mm 40 1 Ground clearance 130 mm 5 1 Min turning circle 1500 mm 59 Weight without fuel 87 Kg 194 Ibs IDENTIFICATION DATA Serial numbers with prefix VBB are stamped on both frame and engine in the positions indicated on Figs 2 and 3 respectively Fig 4 Section of engine 1 Air cleaner and carburettor 2 Piston 3 Crank shaft 4 Clutch 5 Mainshaft with gear pinions 6 Gear shifter 7 F...

Page 7: ...xternal H T coil 3 Rotor cam 4 Breaker 5 Condenser 6 Sparkplug 7 Engine cut out on switch Such numbers and prefixes identify the Vespa as prescribed by law and are repeated on the test card and other documents of the Vespa They must be quoted when ordering spares ...

Page 8: ...ding fed by another coil inside the flywheel magneto see Fig 5 Sparkplug Marelli CW 230 A T or CW 225 N T AC 43 F Champion L 86 Bosch W 225 T 1 KLG F 70 or F 75 Ignition timing with spark advance of 28 10 Lubrication of piston cylinder wrist pin connecting rod crankshaft main bearings is attended to by the oil in the fuel mixture Both clutch and gear box operate in oil bath Fuel supply by gravity ...

Page 9: ...xer 10 Main jet 11 Idling jet 12 Air vent for idling jet 13 Plug for inlet hole for oil for laying up 14 Idling adjuster 15 Valve for starter device 16 Intake port 17 Transfer ports 18 Exhaust duct Clutch Multiplate with linings bonded to the driving discs see Fig 4 Control by lever on left hand side of handlebars see Fig 8 and adjustable cable Gear box 4 speed drive with mesh gears in oil bath se...

Page 10: ...all engine speeds by a centrifugal fan see Fig 7 Muffler Expansion and absorption combined type with very high silencing efficiency Air cleaner mounted inside the body Air goes to the carburettor through a large flexible inlet tube a silencing chamber and porous filter which ensures a very quiet air intake We recommend not to alter the muffler or the air cleaner but to keep them in perfect efficie...

Page 11: ... lever 13 Fuel tap FRAME Stressed skin body of pressed steel sheet see Fig 1 with streamlined monocoque type structure It gives full protection to the driver to the passenger and to the machine units it is completed in this function by the mudguard and on the two sides by the steel sheet engine bonnet and tool box Handlebars in light alloy with arrangement for head lamp and speedometer All control...

Page 12: ...0 8 Tyres of dia 3 40 8 Saddle of the nose pivoted sprung type with central spring adjustable to the driver s weight Brakes Expanding type with cable control Front lever on R H side of handlebars Rear control pedal on floorboard R H Drums in light alloy with cooling fins Central stand A two legged stand easy to operate is arranged under the floorboard A strong return spring in the middle holds it ...

Page 13: ...te the steering lock even if it does not function properly Do not attempt to ride the machine unless the key is in and remains in the lock and the handlebars move freely Speedometer The speedometer is housed in the central portion of the handlebars see Fig 10 and adds to the appearance of the scooter It is driven by the front wheel the flex drive being completely enclosed in the steering column Th...

Page 14: ...11A Cables harness 1 Flywheel magneto 2 External ignition coil 3 Sparkplug 4 Low tension terminal 5 Tail lamp 16V 3W STOP light 6V 3W 7 Main switch 8 Speedometer bulb 6V 0 6W 9 Double filament bulb 6V25 25W 10 Pilot light 6V 3W 11 Horn 12 STOP light switch 13 Inside view of head lamp 14 Black 15 Red 16 Grey 17 Black yellow 18 Yellow 19 White 20 Sky blue 21 Green 22 Violet 23 Brown ...

Page 15: ...6 Grey 17 Black yellow 18 Yellow 19 White 20 Sky blue 21 Green 22 Violet 23 Brown WIRING The electrical supply for illumination and horn is in a c fed directly from a 6 pole flywheel magneto nominal voltage 6V to the following groups The head lamp 0 115 mm 4 5 installed in the handlebars has a 25 25W double filament bulb main and dipped beam and with a 3 W bulb pilot light and parking light The ta...

Page 16: ...ddle of the nose pivoted sprung type to be secured to three chassis holes after removing the luggage rack The central spring is adjustable to the driver s weight A foam rubber pillion seat can be used instead of the rear saddle The seat can be secured to the rear luggage rack of the scooter Both rear saddle and foam rubber seat are small and attractive looking and give remarkable comfort to the pa...

Page 17: ...Fig 13 Pillion seat spare wheel and bracket ...

Page 18: ...ts and bolts are not slack after the first 1000 Km 600 miles Check that carburettor is well blocked on crankcase to avoid air infiltration Starting the engine See Fig 14 the three positions of the tap on off reserve Open fuel tap put gear box in neutral Fig 14 15 and the throttle in slow running position then depress the starting lever With cold engine lift the starter device rod lever C fig 14 Wi...

Page 19: ...ise care on re assembling the sparking plug start screwing it by hand at the proper angle to avoid damaging the cylinder use the box wrench just for the last turns 14 Operations to carry out for starting the engine A open the fuel cock B select neutral c C Pull out the starter device lever with cold engine D throttle control grip in idling position c E depress the kickstarter ...

Page 20: ...c 4 Gear shifter c 5 Selector stem c 5 Selector 7 1st gear pinion c 8 2nd gear pinion c 9 3rd gear p ion c 10 4th gear pinion 11 Mainshaft c 12 Cush gear c 13 Clutch N B Positions 1 2c3 4 of the gear change twistgrip correspond to 1st 2nd 3rd and 4th gear respectively 0 indicates the neutral position ...

Page 21: ... release it from the bonnet Then move the bonnet slightly outwards until front dowel 2 disengages from the hole on the frame Push the bonnet from the front upwards and turn see position indicated by dotted line thus releasing the fixing hook 3 from the frame Move bonnet outwards round its hooked pivot 4 until the latter disengages from the hole on frame The bonnet is thus removed For re assembly r...

Page 22: ...r with a screwdriver or by hand the knurled slotted screw on air cleaner steel sheet cover seeFig 6 The screw controls the throttle slide valve The adjuster screw for throttle control cable is installed on the air cleaner case see Fig 6 This screw is to be re set only if necessary and on dismantling and re assembling Opposite to said screw on the air cleaner case is a plugged hole for access to an...

Page 23: ... on rear wheel and 1 1 1 Kg cmq 14 2 t 15 6 psi on front wheel When the Vespa is ridden by two persons the pressure of the rear tyre should be increased to 2t2 2 Kg cmq 28 5 31 3 psi Brake adjustment Brakes are properly adjusted if the wheel rotates freely when control lever or pedal are in resting position the braking action starts as soon as controls are operated These conditions are obtained ad...

Page 24: ...the head lamp then move the latter as required in order that the beam axis coincides with point 0 on the wall Tighten the screws firmly This operation can be carried out also with the driver only sitting on the saddle In this case of course the beam alignment should be altered whenever the scooter is being ridden by both driver and passenger Cleaning the scooter Brushing with paraffin and wiping d...

Page 25: ...rodes with a metal brush or very fine emery cloth and adjust the gap to 0 6 mm 0 023 in Inspect the insulation material of sparkplug replace if the porcelain is cracked Wash with neat gasoline Use the type sparkplug prescribed by the Company We remind owners that the use of an approved sparkplug will prevent many engine troubles 7 Lubricate the speedometer drive pinion and flex drive All operation...

Page 26: ...ar box see page 29 4 In case of damper troubles contact your authorised service station Laying up In this case proceed as follows 1 Clean the scooter thoroughly see page 29 2 With engine not running rotate the throttle control twistgrip to its fullest extent then pump 40 cc 2 5 cu in of Esso SAE 30 by means of an oil can into the carburettor intake through the hole see fig 6 on the air cleaner cov...

Page 27: ...Fig 20 Breaker points A Max gap 0 3 0 5 mm 0 011 0 019 ...

Page 28: ...eel cam Speedometer flex drive and pinion Every 8000 Km 5000 miles Gear box Change the oil completely Esso Motor Oil 30 Gear shifter Control cable Esso Multi purpose Grease H Every petrol refil Engine lubricated by oil in the fuel mixture Mixture at 2 pure mineral oil ESSO SAE30 20Cc of oil per liter of gasoline pint per 1 gals Respectively Shock absorbers only when not working efficiently Esso Un...

Page 29: ...Fig 21 Lubrication scheme A engine lubricated by fuel mixture 1 filling hole 2 draining hole ...

Page 30: ...lter on carburettor dirty Fuel tap body dirty Carburettor body dirty Remove and wash in gasoline Jets Blow dry Engine flooding Sec page 24 Air cleaner chockcd or dirty See page 30 No 1 2 Ignition Disconnect tl e plug lead Check if sparking occurs between lead and crankcase when the kickstarter is operated Sparking plug dirty Clean tee page 30 No 6 correct gap to 0 6 mm 0 023 Porcelain of sparking ...

Page 31: ... gasoline oil bath Release and lubricate starter device control lever b Other troubles faulty carburettor poor cc m See your Retailer pression etc 4 Engine noisy Clutch troubles Gear pinions See your Retailer disengage of own accord Starter assembly not engaging Controls not operating properly Steering column becomes stiff Inefficiency of suspensions 5 Poor braking Stroke of pedal or lever too lon...

Reviews: