3.1
Prepare the Aircraft
Set the flaps to 33°.
1
Install the covers on these items:
−
−
Environmental Control System (ECS) intake (
−
Vapor Cooling System (VCS) outlets (
)
−
Ice detectors (
−
Angle of Attack (AOA) sensors (
−
Pitot-static probes (
)
−
Outside Air Temperature (OAT) sensor (
2
Make sure that all the access panels and doors are closed.
3.2
Cleaning the Exterior
CAUTION
Do not clean the wing leading edge with the soft bristled brush. This can cause
damage to the wing leading edge.
1
Flush the aircraft surface and landing gear with clean water.
2
Apply the soap solution to an area between 43 to 54 square feet (4 to 5 square meters)
then clean it with the soft bristled brush.
3
Flush the area with clean water.
4
If necessary, repeat this process, a maximum of three times, until the surface is clean.
5
Flush the aircraft tires with clean water and then, if necessary, move the aircraft to a dry
area.
3.3
Cleaning the Wing Leading Edge
1
Use a lint-free cleaning cloth moist with the cleaning solvent, carefully clean the wing
leading edge.
2
Clean a small area of the wing leading edge at a time by rubbing the surface in the
direction of the curve of the wing leading edge.
3
Replace the lint-free cleaning cloth frequently to make sure that dirt does not get back
onto the surface.
4
Before the cleaning solvent dries, dry the surface of the wing leading edge with a new
lint-free cleaning cloth.
5
If necessary, apply aircraft polish to the cleaned surfaces.
Section 2 - Aircraft Servicing
Ground Servicing Guide
Report No: 02484
Issue date: Apr 29, 2020
Page 2-5-3
PC24-A-A15-12-0051-00A-254A-A