4-42.
Level I preservation should be applied to an
aircraft when it is out-of-service for more
than what minimum number of days?
1.
7
2.
14
3.
28
4.
30
4-43.
Which of the following publications
contains the requirements for Level I
preservation?
1 . M I M
2. IPB
3. Special PMIC
4. Special MRC
4-44.
Which of the following is the main
disadvantage of grade IV corrosion
preventive compound (paralketone)?
1.
It forms an opaque cover
2.
It is difficult to remove by water spray
3.
It forms a dark, hard film
4.
It is easily removed by water spray
4-45.
What preservative compound should be
used to provide protection for shock struts?
1.
Preservative hydraulic oil, MIL-H-
46170
2.
Corrosion-preventive petroleum,
class 3
3.
Lubricating oil, general-purpose
preservative, VV-L-800
4.
Corrosion-preventive compound,
solvent cutback, grade 1
4-46.
Piano-wire hinges require lubricating and
corrosion protection. What water-
displacing, low-temperature, lubricating oil
should you use?
1.
Preservative hydraulic oil, MIL-H-
46170
2.
Lubricating oil, general-purpose,
preservative, VV-L-800
3.
Engine preservative oil, MIL-L-23699
4.
General lubricating oil, MIL-L-7870
4-47.
You should use corrosion preventive
compound MIL-C-81309, type III, on
which of the following equipment?
1.
Avionic and electrical equipment
2.
Hydraulic system equipment
3.
Engine fuel control systems
4.
Ejection seat mechanisms
4-48.
Which of the following is a laminated
metal-foil material used for the protection
of acrylics during cleaning?
1.
Polyethylene plastic film
2.
Polyethylene coating cloth
3.
Water vaporproof barrier material
4 .
Kraft paper
4-49.
You should check for corrosion and
deterioration during which of the following
routine inspections?
1. Daily only
2. Phase only
3. Postflight only
4. Daily, phase, and postflight
26
