1084B18 ENGINE OIL PUMP, REMOVED - CHECK AT BENCH - Fiat - STILO - eLearn

3363566 - 1084B18 ENGINE OIL PUMP, REMOVED - CHECK AT BENCH

) 1. Undo bolts (1a) and remove the oil pump cover (1b).2. Remove the drive gear.3. Remove the driven gear.4. Undo the cap (4a) and remove the oil pressure relief valve (4b).Remove the crankshaft front oil seal.

Refitting ( Removing

) Check that the radial clearance between the driven gear and the pump casing is within the recommended limits; if this is not the case, replace the oil pump assembly.

	Measurement		Value
-	Radial clearance between driven gear and pump casing (mm)		0.080 - 0.186

Check that the axial clearance between the pump cover support plane and the top of the gears is within the recommended values; if this is not the case, replace the oil pump assembly.

	Measurement		Value
-	Endfloat between the pump casing support plane and the top of the gears (mm)		0.025 - 0.070

Check that the height of the oil pressure relief valve spring is within the recommended values; if not, replace the spring.

	Measurement		Value
-	Height of engine oil pressure relief valve spring (mm)		35
	Test load (daN)	11.73 - 12.51

Fit the engine oil pressure relief valve and tighten the cap.

	Fastening	Component	Ø	Value(daNm)
-	Plug	OIL PRESSURE LIMITING VALVE	-	1,6 - 2,0

Fit the driven gear.Fit the drive gear.Fit the oil pump cover and tighten the bolts.

	Fastening	Component	Ø	Value(daNm)
-	Bolt	FRONT COVER CRANKSHAFT	-	0.8 - 1.2

Manually rotate the gears to check that they turn without sticking.