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2.13.2. Check

PERFORMANCE ORDER
1. Carefully clear all details of the oil pump and check their state.
2. Check a condition of the piston of the safety valve and a spring. With wear or damages the piston and a spring need to be replaced in a set.
3. Using a probe edge, check a gap between teeths of an internal and external rotor... 4.... and also between an external rotor and the case of the oil pump.