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  TM
55-1730-229-34
AG
320A0-MME-000
TO
35C2-3-473-2
TM
1730-34/1
apart. If the spline or gear has an odd
same method shall be followed for parts
requiring special treatment such as mag-
number of teeth, the pins shall be lo-
cated between teeth as near to the 180
netic or fluorescent inspections, paint-
degree position as possible.
ing, and cadmium plating.
General Repair Instructions.
c.
(3) Visual Inspection. A visual
inspection involves viewing the part for
NOTE
general appearance to determine condi-
tions which cause deviation from normal
The repair procedures contained in
wear. Whenever these conditions exist,
this section provide instructions
the inspector shall refer to dimension
inspection figures related to the dam-
to restore repairable assemblies,
aged part and decide if rework is feasi-
subassemblies and parts to ser-
viceable condition. Instructions
ble.
The part shall be tagged accor-
dingly and disposed of in the manner
include the application and opera-
tion of special tools and test
utilized by the particular overhaul de-
This disposition of the part
equipment required to perform re-
partment.
shall then be noted on inspection rec-
pair and replacement operations.
Common procedures are omitted.
ords.
(4) Magnetic Particle Inspec-
NOTE
tion. A magnetic particle inspection
is necessary for all critical steel
parts at each overhaul. This inspection
The repair and replacement in-
shall be conducted in accordance with
structions do not cover non-
Specification MIL-L-6866, but only after
repairable items. If inspection
a close visual inspection of a part has
reveals defects or improper oper-
revealed no defects and a defect is sus-
ation of non-repairable item, re-
This procedure will eliminate
place defective item.
pected.
the time required to perform a magnetic
inspection of obviously defective parts.
(1) Cleaning and Corrosion Re-
moval. Parts shall be cleaned, in-
cluding the removal of corrosion, in
(5) Fluorescent Penetrant. A
fluorescent penetrant method of inspec-
accordance with instructions provided.
tion of all critical non-ferrous metal
parts is required at each overhaul.
(2) Fusion Arc Welding. Welding
This inspection shall be conducted in
shall be performed by personnel quali-
accordance with Specification MIL-I-
fied to MIL-STD-1595.
6866, Type I, Method A, but only after
a close visual inspection of the part
Parts. Burrs,
(3) Aluminum
has revealed no defects and a defect
nicks, scratches and galling shall be
Remove paint only from
is suspected.
smoothed out with abrasive cloth P-C-451
This procedure will
suspected area.
and oil.
Bare spots shall be treated
with aluminum touch-up solution as de-
eliminate the time required to conduct
fluorescent penetrant inspections of
scribed in paragraph e. Reanodize alu-
minum parts if necessary, in accordance
obviously defective parts.
with MIL-A-8625.
(6) Dimensional
Inspections of
Gears and Splines. When measuring
(4) Steel
Parts. Burrs
and
splines and gears, two measuring pins
minor galling, pitting or scratches
are set between the teeth of the spline
shall be smoothed out with crocus cloth
or gear at points located 180 degrees
P-C-458 or with a fine stone.
2-28
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