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C 9700 ... C 9.88 H
Operating Instructions
210 145 052
Maintenance data
Technical Data of Engine
C 9700/9.72
C 9700/9.72H
C 9800/9.83H
Manufacturer Deutz AG Deutz AG
Type BF4M1011 53,5 KW BF4M1011F 61 KW
Design In-line vertical engine In-line vertical engine
Mode of operation 4-stroke Diesel 4-stroke Diesel
Cooling Oil cooling Oil cooling
Injection system Direct fuel injection Direct fuel injection
Number of cylinders 4 4
Cylinder bore Ø 91 Ø 91
Stroke 112 112
Cylinder capacity 2914 2914
Compression ratio 18 18
Compression pressure 22-27 bar 22-27 bar
Charging pressure 1.25bar 1.25bar
Valve tolerance (cold engine) Intake valve 0.3 mm
Exhaust valve 0.5 mm
Intake valve 0.3 mm
Exhaust valve 0.5 mm
Fuel consumption 223g/KW-h at 1500-1750 rpm 222g/KW-h at 1750-1850 rpm
Air filter Mann and Hummel dry air filter with
acoustic alert
Mann and Hummel dry air filter with acoustic
alert
Lubrication system Forced-feed lubrication Forced-feed lubrication
Lubrication oil consumption Maximum 0.5% of fuel consumption Maximum 0.5% of fuel consumption
Oil filter Changeable cartridge in main flow Changeable cartridge in main flow
Oil pressure at n=900 rpm 2,0 bar 2.0 bar
Rated speed 2500 rpm 2600 rpm
Maximum idling speed 2600 rpm 2750 rpm
Minimum idling speed 900 rpm 900 rpm
Maximum torque 235 Nm at 1750 - 1850 rpm 255 Nm at 1750 - 1850 rpm
Power acc. to ICE.24/89/
491/EWG at n=2800 rpm 53.5 KW (72 HP (DIN)) 61 KW (83 HP (DIN))