Doosan DV11 - Engine Timing; Valves

DV11
Operation and Maintenance
22
Technical Information
Printed in Mar. 2005 PS-MMA0608-E1A
2.3.5. Engine timing
z Camshaft, oil pump, air compressor, steering pump, and fuel high pressure pump
are driven by a gear train arranged at the inside of flywheel housing.
2.3.6. Valves
z The overhead valves are actuated via tungsten carbide tappets, push rods and
rocker arms from the camshaft.
High pressure pump
gear (Z=24)
Power take off(PTO) gear
(Z=40)
Air compressor gear
Power steering pump
(Z=34)
Crank shaft gear
(Z=43)
Oil pump drive gear
(Z=44)
Cam shaft gear
(Z=86)
High pressure pump drive gear
(Z=80)
Viewed from crankshaft pulley