1924-11-15 — Page 13

HONGKONG

TELEGRAPH. ---

HARLEY DAVIDSON

1924 MÓDELS IN STOCK FOR

IMMEDIATE DELIVERY. SHEWAN TOMES & CO. Sole Agents, Tel. C. 781.

JUST UNPACKED

MOTORING SUPPLEMENT.

20

·THINNING OF THE OIL.

· ́ ́BALLOON TYRES.

THE DIFFERENT TYPES.

AN IMPORTANT QUESTION. The thinning of the orankcase

With the coming of balloon oll is the mont common of all tyros, an avalanche of new tyra lubrication difficultion the one loro has been lot loose on the car that causes the greatest amount owner. If he equips his oar with of trouble due to wear..

balloon or balloon-type tyres, h Thinning of the crankcase oil ands he must unloarn most of··| is ofttimes tormod by the car rules that provailed during t owner as the "oil breaking down." undisputed reign of the regul

There are two things that willtian high prosauro tyres, and learn cause the oil to thin out, the Grat an antirely new set of regulations. 14 "Host" and tho other The task is not a formidable "Dilation". Any oil will thin out, one-once installed and properly under heat, the amount it thing adjusted, the new styles requiro out depends upon its original no more attention than high body and character and the

prossuro tyres. But it is very degrao to which it is heated-but essential that the proper start he when cooled it will return to its made, and that whorls, rims, in- original state.

flation and all the other subjanta The only cause for the oil to of importance be correctly adjust- remain pormaneatly thinned out ed at the beginning. If all the is the accumulation of fuel in the proliminarios are carefully work- crankouse which dilutes the olled out, the car owner will be able dostroying its lubricating value.

to enjoy his new tyras to the full. How does this fuel find its way and get a lot of pleasure out of into the crankcaso? It is dus telling his friends about the un- to the blowing of fuel or gasoline approachable delight of riding on vapors by the piston rings on the

balloons. compression stroka.

Tho first thing to understand Let us consider the cylinder clearly is that there are three and combustion chamber of our distinct types of tyre on the engine under working conditions market to-day: first, the rogul-

A mixture of gasoline vapors and ation high pressurs tyro:80cond,

SATURDAY, NOVEMBER 16, 1924.

THORNYCROFT

COMMERCIAL VEHICLES

BUILT ENTIRELY OF BRITISH PARTS BY BRITISH LABOUR,

A TYPE FOR EVERY REQUIREMENT For Passengers or Merchandias

THORNYCROFT

BEST

BRITISH

MOTOR

VEHICLES

THORNYCROFT

NOT FOREIGN PART ASSEMBLED IN ENGLAND,

BUT ENTIRELY

BRITISH

air is drawn into the combustion the balloon tyre; and, third, the SERVICE and ECONOMY

chamber and compressed by the balloon-type tyre. The regulation piston which has rings to aid in high pressure tyre is, of course, a scaling the chamber against simple matter-this type of tyre leakage or losa of compression. has been in use by all motorists These working pressurqu ar for so long a period that thero continually trying to displace the ATO Do langor any mysterios sesling film of oil between the about it. rings and cylinder wall.

But the bulloon tyre and the

Another shipment of the famous utile in for today are less balloon-type tyra aro now. The

B.S.A.

MOTOR--CYCLES

2.3-4 h.p. Sports Model $525.00

Equipped with Lucas Magdyno Electric Lighting.

Inspection Cordially Invited.

SINCERE'S

"Doll Up" Your Car Right Now.

WE'LL overhaul your

machine, paint it, enamel it and put on a new finish that will make your car look as new as the day if left the factory.

wallow rows what than warganeg

Years of experience are behind our. modern, effcient work. And our, charges are most reasonable,

volatile than formerly obtained balloon tyre is found chiefly on

SPARE PARTS IN PASport.

Trust a Thornycroft with your

4

Specifications and Prices HONGKONG HOTEL GARAGE

thoy do contain some lighter por-new cars. It requiros a wheel IF NOT A THORNYCROFT-BUY AN ENTIRELY BRITISH LORRY,

tions which vaporize quite roadi-of smaller diameter than that ly. but the heavier portions used on all cars manufactured resisting vap rization have # in recent years, and most car tendancy to collect on the cylin-owners will not go to the trouble der walls. Knowing that gaso-of putting on now wheels. The line readily mixes with oil, the balloon-type is made for the ex- difficulty of sealing the piston press purpose of being used on rings against blow-by may be present wheels, and for that soon, whon unvaporized fuel col-

reason will be a big sellor in the] leots on the cylinder wall, dilut-balloon field for some years. ing the oll and impairing its sea). ing ability, particularly if the correct grade of oil is not used.

Therefore care should be used in the selection of an oil for your engine and to this end we urge the use of lubricants put out by raputable refiners. Such an oil as Gargoyle Mobiloil "A" for

HOW HYDRAULIC BRAKES WORK.

The Systom comprises a source

instance will provido & gonerous of liquid pressure, the value of margin of safety against this which is under the ready control cutting tendency of present day of oporator, a mechanism, located fuels.

at auch brake, capable of convert- Dilution also impaire thoing this liquid prosaure Into a lubricating value of the oil. brake rotting movement and a When diluted the oil cannot system of tubing by which the maintain a durable film on the liquid pressure, is transmitted working surfaces-it cannot pro- from its source to each brake me vido a proper piston ring seal. chanism. The source of pressure Danger attaches to the use of is a pump cylinder filled with diluted oil it occasions excessive non-freezing oil, the piston with-1 wear-power lo86-fouled spark in which is moved against the oil plugs-amoking and allind ills. hy the op tator's effort, applied | The religious adherence to the to the conventional pedal and' following instructions will great-pressure thus created in propor- ly reduce the posibilities often to the torce applied. crankcase oil dilution.

OPERATING.

Do not idle your engine any

OPERATING CYLINDERS AND CONNECTIONS.

On the stationary brake-ahiold, more than necessary. · At very at oach whool is mounted a closett low speeds objectionable saction sots in, tending

dilution.

increase cylinder, containing two small. pistons, hetween which is the in-

Do not UNO the carlarrator let for vil und each of those any more than necessary. Raw Pistons is connected, by meape of fuel is drawn into the cylinders & simple link, with one ond of the whon choker is opened and contrally- anchored brake land, so that, as oil presture is applied passos down into the crankcase.

Koop your engine in gond me-hotween the two pistons and they chanical condition. An engine move away from each other, to- in poor mechanical condition is ward their respective ends of the more prone to dilation. Your oil cylinder, the band is.contracted drum, consumption will guide you in and applied to the this respoot,

An engine in poor with a degree of violonce pro- mechanical condition may have portional to the oil pressure áct-i

Each of the oporating anxcassive oil consumption, in ing other cases after a few hundred cylinders is connected to the miles of operation, the oil level pedal-operated pump oglindor by indicator does not show any con length of pressure resisting,

sumption or perhaps an Increase flexible tubing, clipped to the

which indicates that the oil con- chassis framo, but free to con-

FILLING.

sumed is being replaced by fuel. form to deflective movements of Do not run with a "rich"the front wheele and to altora- mixture-do not neglect a missing tions in axle and frame position, cylinder those things promote to spring action. dilution.

THE LIQUID UBEI). Pump cylinders, brake cylind- Koop your oil supply so that ars and connecting tubing are the level will register between kept completely filled with castor the half full and full pointa on oil, to which a sufficient pro the Oil Level Indicator Blado at portion of alcohol is added to all time by replenishing your provont freezing, and a reserve supply often you keep more oil supply of this liquid is maintain. in circulation-add frosh char-ed in a small tank, capable of noter to it periodically and being connected to the pump inaintain its standard at a safe oylinder from which the supply point between'drain' periods.

In the system can be replenished when any leakage. has taken Drain the oil from your car place.. at 500 milo 'intervals and ro- fill, with an engine all of the highest quality.

DRAINING.

L

HELEASE AND APPLICATION. When no pressure exlete in the system, all brake bands are hold fully out of contact with their When there is not enough room drums, by means of their springs, between, to azin and the road to but when the pedal is pushed and placon jack when changing' the pump platon, foroes-cil-out of were the day can be 'Brat raised by the pump cylinder, through wach pushing the wheel onvanileor of the connecting tubes into saob board. This will ummally gya this of the brake cylinders, the piston

The Dragon Motor Car Co., Ltd. inghit dhen not them of nach of the Titor: Lamured

Expert and Constant European Supervision,

entral 1246 or 1247.

Allson Service Ma

place something under one and hand the bands are contracted

C.4758-Car Hire Service For Hongkong. G,4759-For Motor Showroom.

THE HONGKONG & SHANGHAI HOTELS LTD.

Have you seen the

1925

BUICK

LIGHT-SIX ?

Equipped with balloon low pressure tyres.

DEMONSTATION BY APPOINTMENT

TELEPHONE C.1036

HONGKONG & KOWLOON TAXICAB CO., LTD.

planning your PICNICS or joy rides, don't forget K. 226.

Our livery cars give satisfaction.

THE

DURO MOTOR CO

NATHAN

ROAD

A good car merits a good, clean, roomy garage. Only a limited number of cars an now be accommodated.

MURPHY'S LAST VICTORY

before, he most with

of the board or use two foor with equal ferde, the degree of fatal spoident Jimmy boards and the difficulty will be blob deperdi, upon pedal press pilo ανάτου πα

Fed home innerovar

Bold lay the 250 Obampionluis.

CARS

FOR HIRE

STORAGE