4 Lubrication System
DETROIT DIESEL 53
Fig. 1 - Schematic Diagram of Typical In-Line Engine Lubrication System
temperature. by means of a regulator valve located in
the lower front engine cover. The regulator valve.
located in the pump outlet passage. opens at 51 psi on
Stabilized lubricating oil pressure is maintained within
the engine at all speeds, regardless of the oil