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signs of scoring or wear ridges, the pump should
13.7a Gear type oil pump 13.7b Rotor type oil pump be renewed (see illustrations). Similarly if a high
mileage engine is being reconditioned it is
A Pressure relief valve D Oil pump cover A Pressure relief valve C Inner rotor recommended that a new pump is fitted.
B Driven gear E Return pipe B Outer rotor D Oil pump cover Inspection of the rotor type pump is covered in
C Driving gear Section 13, in Part A of this Chapter.
2B·20 CVH engines
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