01 March 2005
NAVAIR 01-1A-509-3
TM 1-1500-344-23-3
TO 1-1-689-3
a. Clean using the primary method, paragraph
NOTE
If sealant (adhesive) is undamaged, do not
remove identification plate. Only removable
b. Dry and preserve as specified in paragraph 10-5.2.
plates shall be removed.
c. Inspect equipment to determine whether it is to be
a. As appropriate, remove plates.
used or removed and forwarded to the IMA. Carefully
check the equipment with sealed bearings. These
b. Thoroughly clean plates and mounting areas as
bearings are not necessarily waterproof and may require
specified in paragraphs 10-4.2 or 10-4.3.
replacement by the designated repair facility.
Sealing Compound
2
Solvent, Degreasing
7
Corrosion Inhibitive
MIL-PRF-680
MIL-PRF-81733
d. Equipment shall be deemed serviceable after
c. After cleaning, allow plates and mounting areas
emergency preservation by the Organizational/Unit
to dry. Apply coat of Sealing Compound, MIL-PRF-81733
Maintenance Activity. Remove the water-displacing
(Volume IV or V, Chapter 2), and reinstall identification
corrosion preventive compound with Degreasing
plates.
Solvent, MIL-PRF-680 Type III (Volume IV or V, Chapter
2).
10-6.3. H E R M E T I C A L L Y SEALED AVIONIC
10-6.5. COCKPIT AREA COMPONENTS. The cockpit
EQUIPMENT. When removing hermetically sealed units,
pay particular attention to cable clamp areas, bindings
a r e a contains various types of components.
securing wire harnesses, and cable connectors. These
Nonremovable components and equipment shall be
are areas where salt and fire extinguishing agents can
cleaned and preserved as specified in paragraphs
become entrapped.
10-6.9 through 10-6.14. Removable components shall
be cleaned and preserved as follows:
a. Immerse the unit in a container of fresh water to
test for air-tight integrity of the seal. The presence of air
a. Remove all control boxes, equipment, relay boxes,
bubbles will positively indicate a faulty seal. Units
and indicators.
showing evidence of damage to seals shall be forwarded
to the next higher level of maintenance for disposition.
b. Examine all equipment and components for
evidence of salt water, fire extinguishing agents, smoke,
b. Clean as specified in paragraph 10-4.2 or 10-4.3,
or oil films.
as applicable.
c. Items that are contaminated shall be cleaned
c. Dry and preserve as specified in paragraph 10-5.2.
using the primary method, paragraph 10-4.2. Some
specific information on fire fighting fluids and volcanic
d. There are exceptions to this cleaning procedure,
ash is found in section 10-4.
such as hermetically sealed pressurized units that would
not be contaminated unless the unit had lost its internal
d. Dry and preserve as specified in paragraph 10-5.2.
pressure. These units shall be forwarded to the next
higher level of maintenance for disposition.
e. Special attention shall be given to cockpit electrical
connectors. Clean and preserve connectors as specified
10-6.4. ELECTRIC MOTORS AND GENERATORS.
Cleaning is an essential preliminary procedure in
salvaging electric motors, generators, inverters,
f. Cockpit circuit breakers, toggle, rotary, interlock,
miniature synchro transmitters, and receivers.
and pushbutton switches shall be cleaned/preserved as
specified in paragraph 10-6.6.
10-10