Connecting Engine Oil Cabin Heating

Two runs of 1/2″ 3003 Aluminum tubing are run from the firewall up to the nose of the aircraft, and then covered in heat shrink tubing to add some insulation value to the line. At the aft end, the lines are installed with nuts and unions to a pre-made (by the factory) plate, and safety-wired. […]

Engine Oil Cabin Heating

he nose oil cooler takes air from a NACA scoop installed on the left side of the fuselage. This opening was prelocated by the factory, and cut and installed it during Head Start much like the other NACA scoops. Then the supplied ducting was cut, the upper section was covered with foil tape and laid […]

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