Oil Pump: Testing and Inspection
OIL PUMP INSPECTIONUsing a feeler gauge, check the following clearances.
- If the tip clearance ((2)) exceeds the limit, replace gear set.
- If body to rotor clearances ((1), (3), (4), (5)) exceed the limit, replace front cover assembly.
Standard Clearance
REGULATOR VALVE INSPECTION
1. Visually inspect components for wear and damage.
2. Check oil pressure regulator valve sliding surface and valve ,spring.
3. Coat regulator valve with engine oil. Check that it falls smoothly into the valve hole by its own weight.
- Replace regulator valve set or oil pump assembly, if damaged.
OIL FILTER
The oil filter is a small, full-flow cartridge type and is provided with a relief valve.