Pic. 3.62. Oil pump and engine sump: 1 - Oil filter; 2 - Threaded drain plug; 3 - Oil seal; 4.Support gearbox; 5 - Pallet; 6 - Oil receiver; 7 - Gasket; 8 - Pressure reducing valve; 9 - Pressure reducing valve spring; 10 - Piston of the pressure reducing valve; 11 - Front shaft seal; 12 - Front cover; 13 - O-ring; 14 - Oil pump cover; 15 - Outer rotor of the oil pump; 16 - Internal rotor of the oil pump.