Buttons take over
Page 38

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LEVER: controls on the Ray Smith demountable body systems have been replaced by push button controls to operate the electro-hydraulic lifting bridge.
Two buttons are used, one to raise and one to lower, and they are waterproof.
In practice, the lifting bridge .forms part of the guide rails in the loweredposition. To ensure positive body fastening,. 'two twistlocks are used while at the front, location and locking are automatic when the body's front rollers reach the bolster, which is behind the cab across the chassis. , A tolerance for misalignment when picking up the body is built into the guide track system.
The first example of the push button control is b shown at Kelvin Hall on a tonne (16 ton) Fiat 15 Yorkhill Quay.
This vehicle is fitted lAt. .7.2m (23.5ft) flat platf . demountable body whic . built to give extra ben strength as it has no side