ATPL: The oil system for a piston engine incorporates an oil cooler that is fitted:
Domanda 577, Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license
| Between The Oil Tank And The Pressure Pump |
| After the pressure pump but before the oil passes through the engine |
| In the return line to the oil tank after the oil has passed through the scavenge pump |
| After The Oil Has Passed Through The Engine And Before It Enters The Sump |
