3003, 3013, 3014 and 3024 Engines for Caterpillar Built Machines Caterpillar

Tighten the oil filter firmly with your hand.

Illustration 1	g00459807
Oil filter with bypass valve

(1) Cylinder block

(2) Oil filter

(3) Bypass valve

Pressure to open bypass valve ... 69 ± 14 kPa (10 ± 2 psi)

(A) Engine oil flow from the oil pump to the oil filter

(B) Engine oil flow from the oil filter

(C) Engine oil flow around an open bypass valve