Aircraft Component Cleaning questions and
answers
Why are aircraft cleaned? (5 Reasons) - answer-A clean aircraft can:
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Give more accurate inspection results
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Spot defects on an aircraft most easily
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Improve aerodynamics and reduce weight from dirt
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Dirt blown into the pilot;s eyes can cause accidents and salt water has a serous
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corroding effect on metal surfaces.
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REF: FAA-H-8083-30A: p. 8-24 (Section- Aircraft Cleaning)
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What are the 3 categories of washing? Describe each. - answer-Wet Wash: removes oil,
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grease, carbon deposits and moist soils
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Dry Wash: removes airport film, dust, and small accumulation of dirt and soil
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Polish: restores the luster to painted and unpainted surfaces of the aircraft. It also
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removes corrosion and oxidation
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REF: FAA-H-8083-30A: p. 8-24 (Section- Exterior Cleaning)
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How are magnesium engine parts cleaned? - answer-Engines are cleaned with a fine
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sprat of kerosene or solvent. A bristle brush may be used to help clean some of the
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surfaces
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REF: FAA-H-8083-30A: p. 8-27 (Section- Poweplant Cleaning)
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How are aircraft windshields cleaned? - answer-You use soap and water to wash by
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hand. First, rinse off the plastic surface with fresh water to dissolve salt deposits and
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wash away dust particles. Next, wash with fresh water and dry with a chamois, synthetic
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wipes designed for use on plastic windsheilds. Then, coat the surface with a plastic
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polish which prevents surface scratch and reduces dust.
v v v v v v v v
REF: FAA-H-8083-30A: p. 8-25 (Section- Exterior Cleaning)
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Lead acid and Ni-cad battery spills are neutralized with what? - answer-Baking soda is
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used to neutralize lead-acid battery. Boric acid is used to neutralize ni-cad battery.
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answers
Why are aircraft cleaned? (5 Reasons) - answer-A clean aircraft can:
v v v v v v v v v v
Give more accurate inspection results
v v v v
Spot defects on an aircraft most easily
v v v v v v
Improve aerodynamics and reduce weight from dirt
v v v v v v
Dirt blown into the pilot;s eyes can cause accidents and salt water has a serous
v v v v v v v v v v v v v v
corroding effect on metal surfaces.
v v v v v
REF: FAA-H-8083-30A: p. 8-24 (Section- Aircraft Cleaning)
v v v v v v
What are the 3 categories of washing? Describe each. - answer-Wet Wash: removes oil,
v v v v v v v v v v v v v
grease, carbon deposits and moist soils
v v v v v v
Dry Wash: removes airport film, dust, and small accumulation of dirt and soil
v v v v v v v v v v v v
Polish: restores the luster to painted and unpainted surfaces of the aircraft. It also
v v v v v v v v v v v v v
removes corrosion and oxidation
v v v v
REF: FAA-H-8083-30A: p. 8-24 (Section- Exterior Cleaning)
v v v v v v
How are magnesium engine parts cleaned? - answer-Engines are cleaned with a fine
v v v v v v v v v v v v
sprat of kerosene or solvent. A bristle brush may be used to help clean some of the
v v v v v v v v v v v v v v v v v
surfaces
v
REF: FAA-H-8083-30A: p. 8-27 (Section- Poweplant Cleaning)
v v v v v v
How are aircraft windshields cleaned? - answer-You use soap and water to wash by
v v v v v v v v v v v v v
hand. First, rinse off the plastic surface with fresh water to dissolve salt deposits and
v v v v v v v v v v v v v v v
wash away dust particles. Next, wash with fresh water and dry with a chamois, synthetic
v v v v v v v v v v v v v v v
wipes designed for use on plastic windsheilds. Then, coat the surface with a plastic
v v v v v v v v v v v v v v
polish which prevents surface scratch and reduces dust.
v v v v v v v v
REF: FAA-H-8083-30A: p. 8-25 (Section- Exterior Cleaning)
v v v v v v
Lead acid and Ni-cad battery spills are neutralized with what? - answer-Baking soda is
v v v v v v v v v v v v v
used to neutralize lead-acid battery. Boric acid is used to neutralize ni-cad battery.
v v v v v v v v v v v v v
