BSA Winged Wheel W1 Instruction Manual Download Page 5 | Manualshive

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Summary of Contents for Winged Wheel W1

Page 1: ...80504 P INSTRUCTION MANUAL for T5944...

Page 2: ...K c n x j A T Dtcxmsan 0 3 a S E DIGBY T P WHITHNGTONV Telephone Birmingham Victoria 37 6 lines Ttlegranu and Cabin Sslcyc Birmingham BSA Cycles Lhi reserve the right to zuzr 1h dung or any constructi...

Page 3: ...nlsmg 23 Electrical Equipment 35 Exhaust Port 25 Fitting Unit 4 Fuel Petrml 12 Hub Bra ugs 18 23 Ignition Timing 3 Lighting 3 Lubrication 13 Magneto 35 antcnance and Adjusunent 18 Perm Tank Fitting 7...

Page 4: ...centre Ldn with points just opening 5 32in Plug point gap 020m to 0221n Slmm mj mm Contact breaker point settmg OISin Gear ratio 18 to 1 Rear tyre 26in x liin Dunlap Carrier Rear tyre pressure lb 40...

Page 5: ...the adjustment of the head and front wheel bearings are carefully checked and that such attachments as mudguards are made secure The use of spring mixers is advised Fitting the Unit to the frame The o...

Page 6: ...and a number 4 Sprocket to ensure that the brake drum does not rub Fig l Fitting between fork ends Assuming that the width between the fork ends is suitable it is only necessary to slacken the Wheel...

Page 7: ...to the torque reaction clip A Fig 7 which ts over the chainstay Alter native clips for round and Dshape stays are pro vided with each engine When tightening the clip bolt it is essential that no side...

Page 8: ...them afterwards The operation of tting the tank is completed when the petrol pipe between the tap and the carburetter is attached See that petrol tank is ievel or witha slight downward tilt at rear wh...

Page 9: ...controls Brake For convenience in driving the brake control should be mounted on the right handlebar and since on the majority of pedal bicycles the rear brake control is normally on the left and the...

Page 10: ...p and bottom of the front down tube and on the chainstay Throttle The carburetter throttle which controls the amount of gas entering the cylinder and therefore the amount of power developed by the eng...

Page 11: ...tho adjuster at the carburettor end of the throttle cable is for adjustment of cable length only and should not under any circumstances be used to give a tick over with the throttle closed as this wil...

Page 12: ...is position by a ratchet E Fig 3 To engage the clutch it is only necessary to disengage the ratchet by pressing it inwards and then release the clutch lever This must be done gradually in order to ens...

Page 13: ...benoted that two lls of oil from this measure are correct or half a gallnn of petrol the resultant quantity of PETROIL mixtme being suf cient to ll the tank The mixing of the petrol and oil should pre...

Page 14: ...SheII Mex and 13 13 Two Stroke Petroil Service 011 for Transmission There is a separate oil supply or the transmission gear and before staf ng for the rst time this must be lled to the correct level...

Page 15: ...E Then mount the bicycle and pedal off in the normal manner When a suitable speed has been obtained depress the ratchet and gradually release the clutch lever This will couple the engine to the rear w...

Page 16: ...ing on one hand and lot that power to be absorbed on the other W hen the occasion arises for stopping of slowing down the throttle shnuld be closed and the clutch must be disengaged belnre the brake i...

Page 17: ...ch will allow any oil which may have accumuiated to drain out With the Fig 7 Side elevation of unit petmil lubrication system employed there is never a considerable quantity of liquid oil in the crank...

Page 18: ...the running in process Make certain on replacing the screw that it is made quite light in order to prevent loss of crank case compression 1 n q u I9 i i Fig 8 Front elevation of unit Note This drain s...

Page 19: ...following procedure is adopted First support the bicycie either on a box under the bottom bracket or by a rope slung under the saddle in such a way that the rear wheel is clear of the ground Next sla...

Page 20: ...Fig 9 l9...

Page 21: ...ar spindle nutA and check play once more Check that the chain sprocket is quite free to turn in the free wheel antiaslockwise direction It may be found that the hearing has tightened a little and read...

Page 22: ...iles have been covered After a lengthy period involving some thousands of miles the wheel bearing adjusting cone will need adjustment due to wear Clutch It has not been found necessary to provide any...

Page 23: ...the end of the brake lever in the direction of the arrow as shown at A Fig 5 before the brake is applied is gin and i this is found to be incorrect it should be recti ed by releasing the locknut B and...

Page 24: ...the factory and requires no attention until a major ovcmll become necessary The nearside spindle bearing lies within the transmission case and is thus automatically lubricated Brake cam spindle An occ...

Page 25: ...on the other hand the formation of carbon is due to overoiling La to running too rich 3 petmil mixture see page 34 then the deposit will be much harder and more dif cult to remove A study of the carb...

Page 26: ...iles Exhaust Port Accumulated carbon in the exhaust port 11 in the cylinder aperture and also in the rst inch or two of the pipe is the most proli c cause of power loss because it has the effect of re...

Page 27: ...bottom of its stroke This can be seen by looking thmugh the port and noting that in this position the piston has just completely uncovered it Now take an Fig 11 Head 011 piston at t d c old penkniie o...

Page 28: ...pe cylindei of improved design is fitted to later models The snund absorption pack C Fig 11A 1 eventually become choked and simuld be replaced by a new one at intervals of aoout 5 00 miles To replace...

Page 29: ...ston is at the top of its stroke Lt at the outer end of the cylinder and then carefully remove the carbon from its surface in the same way as described or the head noting that the piston is also of al...

Page 30: ...at a time and do not use undue force Re t the sparking plug having satis ed yourself that it is in correct working order as described and nally replace the silencer and exhaust pipe not forgetting th...

Page 31: ...nde nitely An over rich mixture from the carburetter will however cause the for mation of a sooty deposit on the points and later on the plug and face as upper view Fig 12 H therefore such a deposit i...

Page 32: ...Co Ltd Feltham Middle sex Feeler gauges are attached to verify correct gap When re tting the plug make sure that the copper washer is not defective in any way If it has become worn and attened t a new...

Page 33: ...s the jet needle 6 which being tapered varies the efiective jet size in accordance with the throttle position thus ensuring correct mixture strength at all times It will be seen that the jet needle is...

Page 34: ...to 29 Air Filter This is built into the carburetter intake bell and as it is of the oil dip type it requires to be dis mnntled and cleaned periodically say everythousand milw To do this release the c...

Page 35: ...oved inwards to the next notch Similarly the mixture can be weakened in the interests of extreme economy although with a slight power loss and a tendency to overheat if the clip is moved outwards to t...

Page 36: ...nd the stator which carries the ignition coil lighting coil contact breaker unit and condenser The cam is tted on to the crankshaft located by a key and held in position by the ywheel The ignition uni...

Page 37: ...t above the rated wattage is suf ciently low to protect the lamps from serious overloading at maximum engine speeds One 01 the three magnet units also energize the ignition coil N mun u Fig l5 Vipac M...

Page 38: ...ing by turning the eccentric headed screw C Then lack the plate securely again by tightening screw B The breaker plate moves abOut the axis of the breaker arm stud and thus ensures proper alignment 0...

Page 39: ...ywheel It is important that at all tunes the contact breaker points contacts should be free from oil or grease To clean use a piece of ne emery cloth and after use wipe with a petrol moistened rag Co...

Page 40: ...ct breaker points are just parting use a GOZin feelcr gauge If the paints are more than 002in open loosen the stator plate screws and turn it a fraction ant i clockWi c rc tightcn and re eheck piston...

Page 41: ...flywheel on its taper or this may disturb the set of the crankshaft Draw the taper joint tight by screwing up the centre attachment nut very securely IMPORTANT NOTE LIGHTING If the lighting generator...

Page 42: ...on the terms of their respective gamma as follom Cnrburetter Messrs Amal Ltd Perry Barr Birmingham Electrical Equipment Mm Wico Pacy Sales Coxpm on Ltd Bletehlay Bach Messrs H War a Co Ltd Anton Broo...

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