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MG Midget, Инструкция по эксплуатации, Страница: 1 / 81

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Содержание Midget

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Страница 3: ...OM WHOM THE CAR WAS PURCHASED TO THE MANUFACTURERS TheM G CarCompanyL T Abingdon on T hames CHANGE OIL COMPLETELY EVERY 1500 MILES GUARANTEE CEASES O N REMOVAL OF T H I S PLATE Ihis platcis l o I r fi...

Страница 4: ...Clutch thrust Gearbox and back axle Clutch Universal joint ndpropelier shaft Suspension Carburetter Uody hints Petrol tank I uggage platform Spare wheel Hood on four seaters Bonnet fasteners Sliding...

Страница 5: ...e Removing tyres Brushcs Commutator Dynamo field fuse Third brush regulator Starter motor Battery Arnmseter Fuses The Cut out Distributor Coil Warning lamp He dlarnps Side Ian ps and tnil lan p Horn P...

Страница 6: ...Cl trssisN o I Must be quoted in all E gille NO 1 correspondence...

Страница 7: ...drawn to the following The importance of carefully running in a new engine cannot be over estimated and care and restraint during the first 2 000 miles will be handsomely repaid Change the engine oil...

Страница 8: ...atiot and itrstrrrctiotrs licccssary t o tnui71tail1 the car i l l eficient conditiolr arc contailled iii thc r w l y p u t l hc rcnrainif p chapters contain nlorc detailed ivformatiotr whic 11 it is...

Страница 9: ...us Instruction Plates...

Страница 10: ...ter should be removed and washed out with petrol this should be again attended to liter the first 1 000 miles and cvery suhsequent 1 000 miles It is inadvisable to run a cold engine fast until the oil...

Страница 11: ...mn and the brake cross shaft The brake operating spindles which pass through the brake drums are sep ratelylubricated as also are the steering head pins and the track rod and other steering hall socke...

Страница 12: ...use recommended oils whenever obtainable Five gallon drums can lwaysbe supplied hy ccrcditedAgents and this is by far the cheapest way of buying oil K eep the receptacle that is s e d for filling clea...

Страница 13: ...he shock absorbers the rear cover to the hack axle with its filler cap and the cradle for the battery The rear cross member has extensions on either side in which the rear end of the rear springs are...

Страница 14: ...a clock wise direction Illustration 4 is a close u p view of the shock absorber mounting assembly from above the rebound nxlc clip being situated alongside this T h e rear brake cable has been purpos...

Страница 15: ...he design and principle so as to be able to carry out his part of lubrication and in the event of any accidental damage occurring to see exactly how the parts are mounted T h e steering box proper is...

Страница 16: ...marily intended to show thc underneath side of the Steering Box the Pull and Push Rod Track Rod anti Steering Arms yet at the same time it affords an excellent opportunity to examine the underneath si...

Страница 17: ...steering Head Pin Steering Rod Joints and Brake Camshaft Spindle it is proposed to pass o n to the most important part namely the Brakes Brakes N o useful purpose will be served by including redundant...

Страница 18: ...f the gearbox and towards the base an extension will be found on which there is a thumh nut The foot brakle adjustment is o n the offside of the Car The 17r ike cross shaft removed from the C lr is sh...

Страница 19: ...ive perfect freedom for the rotation of the cross shaft it is mounted at one end on what are termed needle bearings These are shown in Illustration No 9 Should it ever become necessary to remove the c...

Страница 20: ...the brakre shoes with the two pull off springs can be seen T h e purpose of the countersunk screw in the fluted portion of the hub is to provide a means of easy acoess to the split pin of the hub nut...

Страница 21: ...G Midget can he carried out by the average owner driver and th ese are l rieflydescrib ed below Separate ch ipt ers are devoted to the c rhuretter and electrical systems Engine Decarbonising is the c...

Страница 22: ...to the radiator drain tap and while the water is Remov e bonnet altogether Detach sparking plug cahles these are all of different lengths so that there is no fear of confusion when re assembling Remo...

Страница 23: ...pletely hefore slackening off the remainder as this will impose uneven stress upon the cylinder head leading to its distortion T h e cylinder head is now ready t o h e lifted from the cylinder hlock T...

Страница 24: ...es Removal of the camshaft enables all the valve rockmer arms to be swung clear of the valves A small wood block slightly thicker than the depth of the combustion spaces and an easy fit within them sh...

Страница 25: ...er head a matter of importance as it cannot be renewed Any valves which are distorted should immediately be replaced by new ones T o attempt to grind them in will only produce extensive damage to the...

Страница 26: ...hen adjusting the rockers it is essential to scc that the thick part of the hearing is downwards and not upwards Then after loosening the lock nut the adjusting spanner should always he pressed dowzwa...

Страница 27: ...he left hand side of the head make sure that th e oil restrictor pin is in place and that it is cle n Fill the radiator with water start up the engine and let it run quietly until it is thoroughly war...

Страница 28: ...nt away after a little use If the clutch is allowed to slip continuously the centre driven plate verjr quickly becomes excessively hot and the heat and friction will very soon destroy the surfaces of...

Страница 29: ...replacing the inspection corer do not straighten out the lip at the end This cover plate is intended to function as a hreather for the clutch housing Steering Gear If the steering column shoms signs o...

Страница 30: ...should be set so that when a piston is on top dead centre the points of the make and break just start to open with the distributor at full retard The points may require adjustment from time to time an...

Страница 31: ...er the operation of valve timing as simple as possible It must be taken for granted that the drive from the crankshaft through the dynamo is correct and it follows th erefore that when the dynamo is i...

Страница 32: ...pump at any time Howevfer when the pump is removed it is as well also to remove the H T distributor T h e slots in th e drive sleeve have to register with the tongue on the distributor shaft They wil...

Страница 33: ...mce IS it go vXr nsLlie runt end tllrust 11 tlic cranl sh dt So remove the fan pulley r1i o 13 S I I oltsart use l but h c y I P shown in thc illustr lti n on the wrong side ol the pulley vliich i l c...

Страница 34: ...piston is put on top dead centre and the coupling on the top of the dynamo placed on so that it points accurately fore and aft as already described The ohject of the shims is to allow the gears being...

Страница 35: ...PAGE TWENTY EIGHT D I...

Страница 36: ...al and thrust direction and can be renlovcd from the housing after taking out the four fixing screws shown in Illustration No 16 T h e rear main is of a different type being I circular bronze bearing...

Страница 37: ...l lr c oil pump r rno d I r mthc engine sho ing tlw point vIic r the wction pipe is att chcd nd thc delivery and relief holes in thc face OS thc body of thr pump A relief valve is sho vn in tlir crnlr...

Страница 38: ...e c linder head where it encounters a restrictor pin The Oil Restrictor The Restrictor pin is for th e purpose of regulating the oil fed to the overhead vnlve gear and should on no account be damaged...

Страница 39: ...so doing it will greatly speed up the operation After the oil has all been drained the filter should be cleaned and replaced When refixing the suction pipe to the threaded end of the filter great care...

Страница 40: ...pping when engaged FLYWHEEL PIN B GUIDE CLUTCH COVER PLATE MEN RAW Figure ZI l triou c i i i n i l 1111 c l u c l i L I I l i i i l i i i J IIII ill IT IIJ II I c u e l r l I I I I 1 1 i 1 i g I t I l...

Страница 41: ...ots in the pressure plate and when the whole clutch is bolted up register through holes in tlie clutch cover plate These pins are shown in Illustrations Nos 21 end 22 It stands to r eason that when th...

Страница 42: ...well countersunk in the Ferodo if ever the clutch is relined TOOLS IN POSITION FOR CLUTCH ADJUSTMENT T h e action of the clutch thus having b een described it simply remains t o show how adjustment i...

Страница 43: ...c jaws are supplied with half rings vhich fit into the grocvcs on the rollers The whole of the universal joint is entirely enclosed by covers held in position by a spring It is necessary to keep this...

Страница 44: ...e complete differential assembly is clamped in position by two bridge pieces having nuts of the ring type on either side the object of these nuts is to permit of lateral movem ent of the unit in order...

Страница 45: ...sh for the bcvcl gears Of course there must be two ad justments for the meshing of the bevel gears namfely the lateral adjustment of the crown wheel and the end adjustment of the driving bevel permitt...

Страница 46: ...e bexing and not be flung out and find its way on to the brakes The ball bearing is locked on the axle tube by means of a ring nut and tab washer If ever the ring nuts have to be slackened they can be...

Страница 47: ...ges The front end of both front and rear springs are pivotted upon fixed points As a spring compresses or expands due to load or riding over inequalities the rear end of the springs slide to and fro T...

Страница 48: ...Wiring Diagram of the 8 33 M G Midget Long Chassis...

Страница 49: ...n The speedomtetcr which is driven hy the gear box is placed in the centre of the instrunlent panel on the right of which will be seen towards the upper edge of the panel the red ignition tell tale li...

Страница 50: ...a t e 111c I narcl are held i n position i n s p r i n g lioldcrc wiring of the car is carried in lrmoured tubing at all essential points and the connections are made behind the combined junction and...

Страница 51: ...i is S a B R l t rcr cc 11 Ihc xviring d a g r n msho vs i t vill Ibc nnticcIl tli r n i i i I i co1i11 1 11 11U l s11 i1 ror CIJII I II I IICI J II glass I LISIY c r i l i holdcr the valur IIT t h r...

Страница 52: ...ding the spring I ever back out of the way with drawing the brush from its holder T h e new brush can then b e fitted by reversing the operation W T H R A W A L BOLT When ordering new brush replacemen...

Страница 53: ...st disconnecting the battery lead on replacement watch ammeter for any undue discharge Dynamo Field Fuse A fuse is provided in the dynamo field circuit to protect the machine in the event of anything...

Страница 54: ...If for any reason the dynamo is replaced by another it may be necessary to re adjust the mesh of the driving gears to obtain silent running by suitable selection of the packing shims used Turn the dy...

Страница 55: ...ordingly Th en re place th e valve cover and attach th e dynamo cables on to their corr ect terminals Third Brush Regulator Thc output of the dynamo that is to say its rate of charge is controlled by...

Страница 56: ...ry increase the amount of advance while th e Starter Motor is spinning the engine With coil ignition this is not usually necessary Battery It is of the utmost importance that the batt ery should recei...

Страница 57: ...ant when coil ignition is fitted It will be noticed that the fusing of the lamps is such that there is no risk of the driver being plunged into total darkness If both the headlamps or the side and tai...

Страница 58: ...ed with petrol Car e must be taken that all particles of dirt and metal dust are wiped away Misfiring may be caused if the contacts are not kept clean T h e contact breaker gap is carefully set before...

Страница 59: ...tension wiring is in order If the reading does not fluctuate in this way a short in the low tension wiring is indicated or the contacts arc remaining closed When no reading is given a broken or loose...

Страница 60: ...Reflector The headlamps are constructed with det chablefronts parabolic reflectors and focussing devices To remove I lamp front give the screw he d at the top of the lamp about a qclarter of I turn I...

Страница 61: ...n its holder and secure by tightening the coupling nut B Replacement of Bulbs When the replacement of any bulb is necessary we strongly advise that I ucas Rotax bulbs are used T h e filaments are arra...

Страница 62: ...The pump plungers C or K sticking due to dirt or grit getting between the pump plungers nnd the hod Often a blow on the pump with the fist is sufficient to get it working when the dirt will pass right...

Страница 63: ...ol it is due to a Blocked petrol pipe or filters in which case the filters or pipe must be cleaned out b Ratteries run down in which case fill the float chamber of the pump with petrol This will proba...

Страница 64: ...t Works Bordsley Gr een Road Adderley Park Birmingham to whom all queries should be addressed SUCTION DISC PISTON TAPER JET NEEDLE JET LEVER JET ADJUSTING NUT JET HEAD FLOAT FLOAT FLOAT CHAMBER NEEDLE...

Страница 65: ...brass lever actuating the jet Push this jet actuating lever towards the body of the carburetter as far as it will go then slowly move it away from the carburetter thus gradually weakening the mixture...

Страница 66: ...cleared h the foregoing treatment If it is not t h e only alternative is t o remove t h e jet hilt flzis erficdicwt sltoz ld 0 1 2 110 accoll it 17c rcsortcd t o r rlcsc the 171ct110dolrtli cd 110sfa...

Страница 67: ...ead d Float Chamber Flooding This is usually obvious from the cluantity of petrol flowing over the float chamber and dripping from the air inlet lilooding is generally caused by foreign matter finding...

Страница 68: ...d when access is obtained to the filler cap It is obvious therefore to keep the luggage key handy Luggage Platform This is a very neat fitting consisting of a portion of the near panel of the body pro...

Страница 69: ...hem The most important factor is the maintenance of the correct air pressure and this should he checked regularly in all five tyres with a reliable pressure gauge once every week whether the car is us...

Страница 70: ...ulders elver the rim edges Hut by pushing botli the tyre e lges do n off tlie rim sliouldtrs into the drprcssetl centre ol the rim at 1 then tlie tyre edge can be easily lifted off the rim nt Thi5 is...

Страница 71: ...5 i of...

Страница 72: ......

Страница 73: ...steering and tyre life DO not lean on open doors DO not under any circumstances allow the oil level to fall below half full it is best to keep it always up to three quarters at least DO not mix diffe...

Страница 74: ...ne Coventry 3068 8r 3841 Telegrams Lucas Coventry DUBLIN Portland St North North Circular Road Telephone Drumcondra 434 6 lincs Tele grarris Luserv Dublin EDINBURGH 32 Stevenson Road Gorgie Telephone...

Страница 75: ...S H Newson e Co Ltd Corporation Stre 9 CROYDON Smiths Auto Co I td 145 London Road DEVONPOI1T liiml i S G rajir IlIx rt I o l DONCASTER I V Jacks ln Son hlorri IIous DORCHESTER I I_CI II Y nr xr f l i...

Страница 76: ...S t r e t W I l itclillc iIli ra I I td 167 S l i f t r s l u r v riuv I I l wclt lI td Grrat Porll ntl Strcct W l I C Nelson 12td i o j Jcrnmyli Street I Gco Ncwman Co j69 Eustcm Road N Yi l Guy h e...

Страница 77: ...l angicr Slr ct WIGAN H H Timberlake Ltd Auton obileEngineers WINDSOR A A C1 1rl 2 King s lioad W0LVERHARIPTON C II IS tt voc lS SIIIII ld 75 77 1 ichlield SII wt WOI CESTER A 1 Tan elll td 1kiih 12t...

Страница 78: ...4 CHESTER Serck Radiators Ltd Kaleyards Frodshan Street Tclepl orze 878 Telegrawzs Sercltrad 6 LINCOLN W Hindle 70 Kesteven Street I ONI ON W I J Lancaster I adiator i Ltd 151 Wardour Street c l I l o...

Страница 79: ...Telegrains Cooling Phone Leeds 8 LIVERPOOL Liverpool Radiator Co Ltd Fontenoy Street 2 cleplrorle Central 382 3 7 elegrmns Liveradco Liverpool 9 LONDON N W 10 Serck Radiators Ltd Park Royal Road Tele...

Страница 80: ...j00z 7 1 11 rrr111 s Sr l cl r tl 8 HULL Paragon Hull Motor Co Ltd Roothferry Rnad l l p l r i f r Ccnlr d bX r l q r i s l h w i i 9 LEICESTER Victory Radiator Welding Works Woodgate l 11 pholl 2018...

Страница 81: ...Oiling Chart of the 8 33 M G Midget Long Chassis...

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