Technical data

13773-001
12-20
Page 2 30 Nov 2000
(2) Defueling Airplane Siphoning Method
(a) Acquire necessary tools and equipment.
* or equivalent substitute
(b) Provide a suitable fuel drain container at the fuel tank filler neck.
(c) Ground the container to the engine exhaust pipe. Ground airplane to a suitable earth
ground.
(d) Place a rubber protective cover over the upper portion of the wing around the fuel tank
servicing area. Remove filler cap.
(e) Remove all fuel using a hand operated siphoning pump. Install filler cap.
(f) To completely drain the fuel system, use the fuel sampler cup to remove all fuel and any
contaminates from the collector tanks and the gascolator.
(g) Repeat steps 2 through 6 for the remaining fuel tank.
WARNING:
Any time the fuel system is drained or a fuel tank is empty for any rea-
son, air may enter the system. If the possibility that air has entered the
system exists, start and operate the engine on the ground until all air
is removed from the system. Operate the engine for several minutes
on each tank until proper engine operation is assured. Refer to the
pilot’s operating handbook before starting and operating the engine.
(h) Fuel airplane. (Refer to 12-10)
(i) Inspect the complete fuel system for any signs of leaks and service as required.
(j) Ground run the engine to purge air from the fuel system.
(k) Reinspect the complete fuel system for any signs of leaks and service as required
Description P/N or Spec. Supplier Purpose
Fire extinguisher
(Type AB or ABC)
- Any Source Extinguish fire
Rubber protective cover - Any Source Protect finish of airplane
Fuel drain container - Any Source Drain old fuel in
Hand operated pump - Any Source Siphon fuel
Fuel sampler cup 50627-001* Cirrus Design
Duluth, MN
Drain collector tanks and
gascolator
Fuel supply 100LL (Blue)
100 (Green)
Any Source Fuel airplane