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Summary of Contents for Ariel 3 1970

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Page 2: ...The fan does not rotate when the engine is idling 00 4181 Owners handbook 50cm3 model B S A Motor Cycles Limited Armoury Road Birmingham England Bll 2PX Telephone 021 772 2381 Telegramsand Cables Sel...

Page 3: ...cylinder barrel and the latter on the left side of the steering head Page 2 RECOMMENDED ENGINE OILS Castrol Esso Shell Mobil B P Texaco Two Two 2TTwo Mobil Energol Motor stroke stroke stroke Mix TT Tw...

Page 4: ...rake The looseness of the lever is adjusted by rotation of the screw R after releasing its Iocknut Parking Whenever your Ariel 3 is left unattended apply the rear brake and lock in position by means o...

Page 5: ...opened when the engine will start Immediately the engine is run ning release the air control lever and cease pedalling No re i c Excessive use of the air control may cause quantities of neat petrol to...

Page 6: ...right illustration Fig 5B shows the free pedalling position Page 10 FIG 5A FIG 5B MAINTENANCE AND ADJUSTMENTS The whole engine unit is readily accessible for maintenance First remove the petroil filt...

Page 7: ...nscrew the sleeve nut D until the adjustment is correct Tighten the locknut securely FIG 8 Removing a front brake cab e The method is the same for the rear brake cable except that the lever must be re...

Page 8: ...operation Page 14 L 6ft 7 S c c 7 Ac67f2 n JU FIG 9 Checking the firing of the spark plug W rLK C vf J J A P r J011 L At intervals of three months or 800 miles remove the sparking plug for cleaning on...

Page 9: ...pring loaded screw B should not be touched since it is concerned solely with adjustment of the throttle for satisfactory engine idling see throttle control cable page 12 FIG 11 Removal of the carburet...

Page 10: ...ements FIG 14 Adjustment of the steer ing head beatings FIG 15 Replacing the headlight bulb The Steering Head Check the head bearings regularly for slackness The handlebars should rotate smoothly and...

Page 11: ...red gap of 016 018 40 45 rnm is incorrect slacken the fixing screw CH by half a turn insert a screwdriver blade between the two bosses K and into the slot S on the carrier plate and slif htly twist th...

Page 12: ...ruction I Choked pipe tap or filter clear obstruction page 15 I Petrol at Carburetter I I I No Spark at Plug Excessive use of I carburetter air Plug oiled up wash I control causing neat in petrol and...

Page 13: ...eadlight bulb replacement 19 Rear light bulb replacement 20 STEERL1 G HEAD 18 Bulb types 19 20 Contact breaker adjustment 20 WHEEL REMOVAL 17 Page 25 I Misfiring I Dirty plug clean or fit new plug I D...

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