Bedford 32-ton gcw tractive unit brief outline specification
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ENGINE: General Motors Detroit Diesel model 6V71. V-6 water-cooled two-stroke. Compression ratio: 18.7 to 1.0. Output: 200 bhp at 2100 rpm net installed). Torque, 550Ib ft at 1200 rpm (net installed). Camshaft-driven let engine speed) 12cu ft/min air compressor.
FUEL SYSTEM: Mechanical lift-pump. Detroit Diesel fuel system. Positive mechanical governor. 55-gal. fuel tank. CLUTCH: Lipe-Rollway 14.2 LP twin-dryplate with air/hydraulic servo operation. Friction area 429sq in. Diameter 14in.
GEARBOX: Fuller RT(0)609 9-speed range-change box with overdrive top. Ratios: 8.56. 6.56, 4.64 2 43 ? FF Range change 1,91, 1.35, 1.00, 0.74. Reverse 7.66 12.23 with range change). Hardy-Spicer 1700 series prop shaft. AXLES: Front: Rigid 'I' beam. Plated 6.0 tons, Rear: Eaton 19320 series single-speed with double-reduction. Ratios: 5.04 (10/37) or 5.60 (9/37). Plated 10 tons.
SUSPENSION: Double-acting telescopic hydraulic dampers on front axle Springs (front): Semi-elliptic 4ft 104-in x 3in with rubber-bushed spring eyes; (rear) Semielliptic 4ft Sin x 3in With rubber-bushed spring eyes and slipper-type rear hanger. FRAME: Ladder-type with five cross members. Flitched side-members; section 10.5 x 3.2 x 0.31in. Frame width 34.18in. BRAKES: Three-line dual air system with dual foot-valve and dual reservoirs. Brakes 15.5 x 71n front. 15.5 x 81n rear. Total lining area, 909sq in.
ELECTRICAL: 24V with negative earth. CAV AC5 alternator and CAV 440 regulator. Multiway fuse-block. 2 x 12V 128 amp/hr batteries.
STEERING: Re-circulating ball with integral power assistance.
WHEELS AND TYRES: B7.50 x 20, 6.30 offset 3-piece 10-stud wheels with 10.00 x 20 radial tyres.