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TM 55-4920-400-13
Section V.
FRONT PANEL ASSEMBLY OVERHAUL
3-11. General. The AVIM maintenance person-
nel are authorized to overhaul the instruments and
tester as specified in the Maintenance Allocation
Chart. The equipment must be restored to a com-
pletely serviceable condition as prescribed by ser-
viceability standards developed and published by
technical services. Maximum utilization of diagnos-
tic and test equipment is combined with minimum
disassembly of the item during the overhaul
process.
3-12. Instrument Overhaul. The removal and
installation of the instruments is to be accom-
plished in accordance with the applicable technical
Section VI.
SHIPMENT, STORAGE,
3-14. Scope. This section covers methods and in-
structions for preparation of material for shipment
within and outside the continental United States,
and for limited storage, and the maintenance of
equipment in storage. Also covered are methods of
destroying the equipment when in danger of immi-
nent capture, in order to prevent enemy use.
3-15. Safety Precautions. Handle the tester
with care at all times and place in upright position
as indicated on the crate.
CAUTION
Handle the tester with care as the del-
icate instruments can easily be dam-
aged by shock.
Refer to Military Standard MIL STD-129 for
marking of package.
3-16. Indefinite Storage.
a. Inspection. Prior to storage, inspect the
tester and accessories as instructed in paragraph 2-
3.
b. Preventive Maintenance Services. Perform
the before operation services. Ensure that the
equipment is in proper working condition.
c. Type of Container. Use the original shipping
cartons and packaging materials. Refer to para-
graph 2-1.
d. Packaging. When the original shipping car-
tons are not available, refer to Military Specifica-
tion MIL-P-116 for packaging, Military Specifica-
tion MIL-B-131 for use of vapor barrier material,
and Military Specification MIL-D-3464 for use of
manuals for the part numbers as listed below:
Instrument
Part No.
Rate-of-climb Indicator
MS28049
Altimeter
MS28044-1
Airspeed Indicator
MSMS28021-1
Manifold Press Gauge
AN5770-5
(MS28077-1)
Fuel Pressure Gauge
MS28061-1
3-13. Tester Overhaul. Overhaul the instru-
ments as instructed in paragraph 3-12. Overhaul
the remainder of the tester components in accord-
ance with instructions in Chapter 2.
AND DEMOLITION OF MATERIAL
desiccants.
3-17. Limited Storage.
a. Limited storage is defined as periods up to 6
months.
b. Prior to storage, inspect the tester and acces-
sories, as instructed in paragraph 2-3.
c. Perform the before operation services. Ensure
that the equipment is in proper working condition.
d. Use the original carton or other suitable con-
tainer to provide some protection during limited
storage.
e. Store the package in a dry and sheltered
location.
3-18.
Inspection and Maintenance of Equip
ment While in Limited Storage.
a. Interval of inspection, and maintenance of the
tester while in storage will be 30 days after initial
storage and at the end of each 30-day period there-
after.
b. Remove any accumulation of dirt before in-
specting the tester.
c. Inspect for damage, deterioration, corrosion,
leakage, and pilferage. Rectify or report as
necessary.
CAUTION
Handle the tester with care as the del-
icate instruments can easily be dam-
aged by shock.
3-19. Packaging. Refer to Military Specification
MIL-P- 116 for the type of containers to be used and
the method of packaging. Remove the oil from the
3-6
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