Loyale Sedan 4WD F4-1781cc 18L SOHC Turbo - Engine Lubrication - Oil Pump - Removal (Page 1290)
Oil Pump: Service and Repair
Inspection
Wash the disassembled parts, check them for the following items and repair or replace if defective.
INNER ROTOR
Check the outside diameter of the inner rotor shaft portion and replace it if worn or damaged.
SPECIFICATION:
Outside diameter of inner rotor shaft portion .......................................................................................................... 1.4035 - 1.4055 in. (35.65 - 35.70 mm).
OUTER ROTOR
Check the outer rotor and replace if worn or damaged.
SPECIFICATION:
Outside diameter of outer rotor ............................................................................................................................... 1.9665 - 1.9685 in. (49.95 - 50.00 mm).
OIL PUMP CASE CLEARANCE
Measure the clearance between the outer rotor and the cylinder block rotor housing. If the clearance exceeds the limit, replace the rotor.
SPECIFICATION:
Case clearance:
Standard ................................................................................................................................................................. 0.0039 - 0.0071 in. (0.10 - 0.18 mm)
Limit ............................................................................................................................................................................................... 0.0087 in. (0.22 mm)
OIL PUMP SIDE CLEARANCE
1.
Measure total height of case projection (H1) plus oil pump inner and outer rotors (H2).