Distribution and Lubrication TYPICAL OIL SYSTEMS Piston Engines Distribution and Lubrication
TYPICAL OIL SYSTEM - PISTON ENGINE ‘WET’ SUMP SYSTEM Engine Block Pump Filter SUMP Common for most vehicles TYPICAL OIL SYSTEM - PISTON ENGINE
TYPICAL OIL SYSTEM - PISTON ENGINE ‘DRY’ SUMP SYSTEM Engine Block SUMP Pump Filter Tank Scavenge Pump High Performance/Rally vehicles and Aircraft TYPICAL OIL SYSTEM - PISTON ENGINE
Let’s take a closer look at what happens here TYPICAL OIL SYSTEM – Distribution
3 2 4 1 TYPICAL OIL SYSTEM – Bearing Locations/Lubrication No 3 Piston 3 No 2 Piston 2 No 4 Piston 4 No 1 Piston 1 Front Bearing Support Rear Bearing Support Bearing Support CRANKSHAFT FROM A 4 CYLINDER ENGINE TYPICAL OIL SYSTEM – Bearing Locations/Lubrication
TYPICAL OIL SYSTEM – Bearing Lubrication Con Rod Big End Oil Splash Plain Bearing Internal Oil Feed Lubricating Oil Film Oil Distribution Groove Crankshaft Oil Splash TYPICAL OIL SYSTEM – Bearing Lubrication
TYPICAL OIL SYSTEM - Internal Gear Type Pump Pump Assembly – (end plate removed) Pump Body ‘Kidney’ Ports Driving Gear Driven Gear Yellow = Inlet Flow Red = Outlet Flow Rotating Parts Kidney Ports TYPICAL OIL SYSTEM - Internal Gear Type Pump
Any Questions?