Isuzu 4LB1 - LUBRICATING OIL CIRCULATION SYSTEM DIAGRAM

84 LUBRICATING SYSTEM
LUBRICATING OIL CIRCULATION DIAGRAM
Pressure feeding Non pressure feeding
Oil pan
Valve opening pressure 1kg/cm
2
(14.0 PSI)
Oil filter Oil gallery
Main bearing
Crankshaft
Connecting rod
Idle gear bush
Timing gear
Governor
Cylinder head
Rocker arm
bracket
Rocker shaft
Rocker arm
Valve
opening
pressure
4.5kg/cm
2
(64.0 PSI)
Oil pump
Strainer Piston
Injection pump
Piston
pin boss
Tappet Valve stem end
Fig. 179