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 Section IV. ASSEMBLY
available for use during assembly. Table II lists
28. GENERAL
the lubricant, the part to which it is to be ap-
lied, and the method of application. Make cer-
a. The assembly procedures are covered in
the following paragraphs of this section. Ref-
tain that these instructions are performed dur-
ing assembly.
erence should be made during assembly and
installation to the exploded views in the disas-
sembly section for the proper relationship and
position of components.
Note. The key letters shown below in paren-
b. Apply thread sealer to pole shoe screws,
theses refer to figure 19 except where other-
wise indicated.
before assembly.
c . An oil hole must be drilled in the lever
a. Install terminal stud insulator bushing (D)
housing, commutator end plate, and drive hous-
on field coil terminal stud and position field coil
ing sleeve bearing after installation. If any
(C) in frame (A). Install insulator (B) and two
sleeve bearings are replaced, they must be
insulations (G) between frame and field coils.
reamed or burnished to the dimensions speci-
fied in the "Sizes and fits of new parts" column
b. Position each of four pole shoes (E), in
of the wear limits (par. 41e) after installation
turn, on coil inside frame align mating holes and
in housings, end plate, or clutch sleeve.
secure each pole shoe with two pole shoe screws
(refer to step 2, fig. 18). Coat threads of pole
29. LUBRICATION
shoe screws with a suitable thread sealer be-
fore installation.
The lubricants listed in Table II should be
Instructions
Lubricant
Point of lubrication
Par. ref.
Coat splines.
GREASE, AIRCRAFT
Clutch and armature splines.
32a
and INSTRUMENT (GL).
and
35--
c
Soak wick and
LUBRICATING OIL,
Felt wicks and felt plugs.
32b,
plugs until
INTERNAL COMBUS-
33b,
saturated.
TION ENGINE (OE 10)
and
34
Lightly coat
LUBRICATING OIL,
Clutch sprags.
32--
a
sprags.
INTERNAL COMBUS-
TION ENGINE (OE 10)
Coat surface.
Clutch shell (shift lever contact surface). GREASE, AIRCRAFT
35--
b
and INSTRUMENT (GL).
Lightly coat
GREASE, GENERAL
Preformed packings and gaskets.
32b,
preformed
PURPOSE, medium
32c,
packings and
grade.
and
gaskets.
35--
c
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