Pic. 2.253. Oil pump components:
1 - drive shaft; 2 - oil pump housing - bolt 23 Nm; 4 - stars; 5 - oil pump cover with safety valve; 6 - bolt 8 Nm; 7 - pressure oil pipeline; 8 - bolt 8 Nm; 9 - sealing ring.
NOTE: When installing, first tighten all mounting bolts by hand. After that, tighten the bolts securing the oil pressure pipe to the cylinder block, and then to the oil pump. Finally, tighten the oil pump mounting bolts.
Oil pump, tooth backlash check:
Check tooth backlash. Wear limit: 0.20 mm.
Oil pump, axial displacement check:
Check axial displacement. Wear limit: 0.10 mm.
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