Fuel Primer System
EAA Technical Counselor and A&P/IA mechanic Dick Koehler discusses the operation and component parts that make up a common used fuel primer system.
In Firewall Forward
Cleaning Crankcase Oil Galleries
EAA Technical Counselors Dick & Bob Koehler demonstrate the use of a rifle cleaning rod to clean out the oil gallery in a Continental A65 engine case. Dick & Bob are also A&P/IA Mechanics and EAA SportAir Workshop instructors.
Cleaning the Bendix Fuel Servo Screen
Keeping contaninants out of fuel is critical. EAA Technical Counselor and A&P/IA mechanic Dick Koehler demonstrates the procedure to remove and clean the fuel inlet finger screen on a bendix fuel servo.
Rotax 912 Fuel Pump Overview
Brian Carpenter from Rainbow Aviation Services provides an overview of the inside workings of a Rotax 912 engine fuel pump and describes common failure modes.
Clean and Oil K&N Air Filter
Timm Bogenhagen from the EAA staff demonstrates how to service a K&N air filter using the standard K&N cleaner and filter oil.
Cut Open and Inspect Oil Filter
EAA Technical Counselors and A&P/IA mechanics Dick and Bob Koehler demonstrate how to cut open an oil filter to remove the filter media and inspect to help determine the condition of an engine.
Engine Overhaul Reference Data
EAA Technical Counselor and A&P/IA mechanic Dick Koehler discusses engine data necessary to reference when preparing for, and during an engine overhaul.