I found a Lycoming article declaring that many A&P’s “don’t understand”. The separator takes oil that's been evaporated into the air, condenses it, and returns it to the oil system. FYI, here are photos of the standard Lycoming (AC) oil filter adapter. This is why engines manufactured with an air/oil separator lose relatively small amounts of oil. This simply means that the oil sump is mounted under the engine and oil flows by means of gravity back to the sump after it has been pumped through the engine. The parts are arranged differently on other adapters (like the right angle models), but the functions are all the same. Quick warming of your engine with a thermostat to maintain the temperature. Lycoming engines and heating the oil sump with an E-Z Heat pad heater. The engine has a fuel injection system which schedules fuel flow proportionally to the airflow, with fuel vaporization occurring at the intake ports. SARATOGA ENGINE: How does the oil flow in OUR engine. Your car is probably equipped with an air/oil separator, which is why you shouldn't see much oil streaking from your engine. However, in Continental engines the cam is below the crankshaft, so if you have a pre-oiler, the oil from the crank bearings will usually drip … When termperatures plunge and snow and ice accumulate, its’ time to think about pre-heating and pre-oiling aircraft engines. Lycoming engines use a “wet sump” oil system. Perfect for tight installations in ALL aircraft manufactured by: Aviat Husky, Beech, Bellanca, Cessna, Grumman, Excalibur, Maule, Mooney, Piper, Pitts, Taylorcraft, and many others. No wonder. Design and development. They don’t even address engines with oil filters until the end, and then it is pretty muddy, Van’s … A few months ago, my friend Paul McBride had a nice column about pre-oilers and their limited value in Lycoming engines. (IO 540 K1G5)? Figure 1-1 shows a schematic diagram of the oil system. Depending on your particular engine, the oil cooling system will consist of the following components, give or take: the vernatherm valve/viscosity valve, oil cooler, engine baffling and cowl flaps.When troubleshooting the oil cooling system, do it just like you would anything else by starting simple. The lubrication system in the (L)IO-360-M1A engine uses a wet sump. 79-10-00 INVERTED OIL SYSTEM The standard Christen 801 Inverted Oil System is a kit-form accessory for Lycoming aircraft engines which permits normal engine lubrication, with minimal oil loss, during aerobatic flight. Oil Sump - The sump incorporates the usual oil drain plug, oil suction screen, fuel injector mounting pad, and the conventional intake riser and intake pipe connectors. Overall Engine Cleaning 1 Spark Plugs and Electrical Components 1 Oil System Components 2 Degreasing 2 Decarbonizing 2 Corrosion Removal 3 Parts Preservation and Corrosion Prevention 3 09 Engine Assembly General 1 10 Engine Installation General 1 Preparing Engine for Service 1 Installation of Engine 1 11 Torques, Fits, and Clearances Lycoming schematic from the manual, entire engine: Carl from New Zealand posted excellent photos and a system description last year: The cylinders have air-cooled heads cast from aluminum alloy with a fully machined combustion chamber. The engine has a displacement of 722 cubic inches (11.8 litres) and produces 400 hp (298 kW). When installed, it becomes a self-con-tained extension of the normal aircraft engine oil and breather systems. STC'd for ALL aircraft powered by O-235 through IO-720 Lycoming Engines.