Yanmar EF-494T User Manual

3 ENGINE 3 ENGINE
EF494T TM 06/2011 edition
90
3.3 LUBRICATING OIL SYSTEM
3.3.1 Flow of lubricating oil
The oil in the oil pan passes through the strainer, is sucked up by the lubricating oil pump,
and then lubricates the interior of the engine block and cylinder head through the oil filter
and cooler.
(A) Oil filter
(B) Strainer
(C) Fuel injection pump
(D) Lubrication pump
(E) Hydraulic pressure switch
(A) Relief valve (bypass)
(B) Lubricating oil filter
(C) Regulator
(D) Lubricating oil pump
(E) Lubricating oil filter
(F) Cylinder body
(G) Main gallery
(H) Hydraulic switch
(I) Fuel injection pump
(J) Intermediate gear shaft
(K) Gear shaft
(L) Cam bearing
(M) Valve arm pin
(N) Valve arm
(O) Tappet-cam face
(P) Crank journal
(Q) Crank pin
(R) Injection nozzle
(S) Piston
(T) Oil pan

Yanmar EF-494T Specifications

General

Brand	Yanmar
Model	EF-494T
Category	Tractor
Language	English