3 Ton Mechanical Horse

6 Ton Mechanical Horse

ENGINE AND TRANSMISSION GENERAL

Engine mounted within cab, one point front and two points rear, clutch, gearbox, drive shaft and driving axle.

ENGINE

Scammell 4 Cylinder, three bearing fully counter-balanced crankshaft, Lubrication by dry sump principle from submerged gear pump.

CLUTCH

Single dry plate

GEAR BOX

Four forward and one reverse speed; all rations except revers and 1st engaged by dogs.
Ratios
1st 6.17:1
2nd 3.02:1
3rd 1.75:1
4th 1:1
Rev 8.19:1

DRIVING AXLE

Double reduction fully floating type. All shafts mounted on anti-friction bearings and hubs on Timken taper roller bearings. 4 pinion differential.

FUEL TANK

Mechanical pump on engine.

BRAKES

Foot pedal applied brake on driving axle mechanically. Motive Unit handbrake applied brakes on driving axle. Trailer handbrake applies brakes on trailer by means a slipper and bell crank lever on coupling gear.

SPRINGS (Driving Axle)

Semi-elliptic leaf springs bearing against slippers carried in brackets attached to the ramp pressing.

RADIATOR

Morris type with detachable pressed top and bottom tanks. Air circulation by means of a fan mounted on the front of the engine.

STARTING

Hand starter provided.

STEERING

Spiral gear, hardened steel worm and bronze worm wheel, ratio 12.5:1.

CAB

Of all wooden construction

FRONT SUSPENSION

By coil spring totally enclosed and immersed in oil. Spring movement damped hydraulicly

FRAME

Pressed steel fabricated side members of channel section. All crossmembers tubular, except front intermediate which is channel and all bolted into position.

COUPLING GEAR

Scammell patent coupling gear incorporating pressed steel ramps and fabricated buffer and spring brackets, Coupling hook and guide bracket carrier on rear tubular crossmember to which is also bolted the rear diagonal stays making a very rigid assembly at the rear end of the frame. Release lever fitted in the cab incorporating safety catch.

ELECTRICAL EQUIPMENT

6-volt constant voltage regulated dynamo.
Electric horn, one headlight, two rubbolite sidelamps and taillamp.

TYRES

DIMENTIONS