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Class 101 Met-Camm 2,3 & 4-car DMUs


Technical Details

All vehicles were supplied with B.U.T. 150 h.p. engines. B.U.T. had two types of 150 h.p. engines - A.E.C. and Leyland, and the 101s were delivered with both types. For easier identification of the engine type an round identity holder was fitted to the vehicle solebar above the engines, although these fell out of use.

Engines A.E.C. 220 6-cyl 150hp* (Class 101)
Leyland 680 6-cyl 150hp (Class 102 - later reclassed 101)
Transmission Mechanical - S.C.G. R14 4-speed epicyclic gearbox with A.E.C. F239 axle mounted final drives on the inner axle of driving bogies.
Brakes Vacuum, Gresham twin pipe quick release system
Bogies DD15: DMBS, DMC
DT11: all trailers
Wheelbase Bogie 8' 6" spaced at 40' centres
Gangway Type Midland scissor
Weight DMBS & DMC 32 tons (approx)
All trailers 25.5 tons (approx)
* from the late '70s the remaining AEC engined Class 101 power cars were equipped with Leyland engines of either the 680/1 or 680/1595 variants.
Class 101 Gangway connection

The image shows the Midland scissor gangway connection between a TSL and DMBS. Taken at Haymarket depot in 1984. S Saunders.

The vehicles power train equipment used all standard B.U.T. supplied items. The bogies were to Met-Camm's own design.

Technically they differed from the earlier 79xxx cars in their mutiple working equipment, cab controls and radiator header tank layout.

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