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C 4.74
Maintenance data
Engine specifications
C 4.74
Manufacturer Deutz AG
Model BF4L 2011 COM II
Type Vertical in line
Mode of operation 4-cycle diesel
Cooling Integrated oil/air cooling
Injection mode Direct fuel injection
Number of cylinders 4
Cylinder bore Ø 94
Stroke 112
Cubic capacity 3108 cm³
Compression ratio 1:17.5
Compression --------
Charging pressure 1.25 bar
Valve clearances with engine cold Inlet 0.3 mm
Exhaust 0.5 mm
Fuel consumption 229g/kWh at 1700-1850 rpm
Air filter Mann and Hummel dry filter with acoustic alarm
Lubrication system Forced-feed lubrication
Lubricating oil consumption 0.5% of fuel consumption maximum
Oil filter Change filter cartridge in main stream
Oil pressure at 900 rpm 2.0 – 2.5 bar
Rated speed 2500 rpm
Upper idle speed 2500 rpm + 350 rpm
Lower idle speed 900-980 rpm
Max. torque 241 Nm at 1500 - 1700 rpm
Rated power acc. to 97/68 EC
at n = 2500 rpm 54.6 kW (74 HP)