54 © Scania Industrial & Marine Engines 2003-10:1
TECHNICAL DATA
GENERAL DC9 DI9
Number of cylinders
6 in line
Cylinder diameter mm
115
Stroke mm
144
Capacity dm
3
(litres)
9,0
No. of main bearings
7
Firing order
1 - 5 - 3 - 6 - 2 - 4
Compression ratio
17:1
Engine direction of rotation viewed from rear
Anti-clockwise
Fan direction of rotation viewed from front
Clockwise
Cooling
Liquid
Valve clearances, cold engine
intake valve mm
exhaust valve mm
0,45
0,80
Weight, without coolant or oil kg
*With charge air cooler, radiator,
expansion tank and pipes
890* 840
Power
see engine card, "Engine record card"
LUBRICATION SYSTEM
Max. oil pressure
(hot engine at engine speeds
above 800 rpm bar (kp/cm
2
)
6
Normal oil pressure
(hot engine at operating speeds) bar (kp/cm
2
)
3 - 6
Min. oil pressure
(hot engine 800 rpm) bar (kp/cm
2
)
0,7
Oil capacity, see page 29
Crankcase pressure with
closed crankcase ventilation mm VP
-55 - +20
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