PPL » Aircraft Tech Knowledge (A) » Lubrication Systems - Engines
12.32.2 | State the functions of an engine lubrication system. |
12.32.4 | Explain the term viscosity. |
12.32.6 | Explain the effect of temperature on the lubricating qualities of oil. |
12.32.8 | Briefly describe the function of the following components of an oil system: (a) wet sump; (b) dry sump, scavenge pump, tank; (c) engine-driven pump, pressure relief valve; (d) oil lines, passages and galleries; (e) oil cooler, bypass valves and filters; (f) oil pressure and temperature gauges. |
12.32.10 | Explain the importance of: (a) using the correct type and grade of oil for a particular aircraft; (b) checking the correct oil quantity before flight. |
12.32.12 | Identify the possible oil system malfunctions indicated by: (a) low/zero oil pressure; (b) high oil pressure; (c) fluctuating oil pressure; (d) low oil temperature; (e) high oil temperature. |
12.32.14 | State the actions (if any) that the pilot can take to rectify: (a) low/zero oil pressure; (b) high oil pressure; (c) fluctuating oil pressure; (d) low oil temperature; (e) high oil temperature. |
12.32.16 | Describe the correct oil replenishment procedure for a typical aircraft. |