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 INTRODUCTION
Section I.
GENERAL
Scope
(1)
Revises
information for the
electrical engine starter used
on LDS-427-2 engine.
This technical manual contains in-
a.
structions for field and depot maintenance
of the electrical engine starter assembly
Combines field and depot main-
(2)
(2920-852-5483) (fig. 1). It contains de-
tenance instructions and repair
parts list in one manual.
scriptions of, and procedures for, disas-
sembly, inspection, repair, rebuild, and
TM 9-2320-235-10 contains operat-
e.
assembly of the starter.
ing instructions for the materiel, aswell
as all maintenance operations allocated
b.
Appendix I contains a list of cur-
to using organizations in performing main-
rent references, including supply manuals,
tenance work within their scope.
forms, technical manuals, and other avail-
able
applicable to this
publications
f.
TM 9-2320-235-20 contains instruc-
starter.
tions for the maintenance of the materiel
within the scope of organizational main-
Appendix II contains an illustrated
c.
tenance.
list of repair parts allocated to field
and depot maintenance echelons.
2. Field and Depot Maintenance Allocation
d.
This manual supersedes TM 9-2920-
Refer to the maintenance
allocation
236-35 dated 27 February 1962 and TM 9-
chart in TM 9-2320-235-20.
2920-236-35P dated 8 January 1962. Record
any errors or omissions on DA Form 2028
and forward it to Commanding General, U.S.
Army Tank Automotive Center, 28251 Van
Refer to TM 9-2320-235-10, TM 9-2320-
SMOTA-FM.
Dyke, Warren, Michigan, ATTN:
235-20, and TM 9-2815-204-35 for the ap-
This manual differs as follows:
plicable forms, records, and reports.
TM 38-750 contains instructions on use of forms for
records and reports.
DESCRIPTION
AND
DATA
Section
II.
field frame.
c.
Commutator End Head Assembly. The
General.
The main components of
a.
commutator end head assembly consists of
the starter assembly are the frame and
the brush carrying plate (A) and commu-
end head as-
field assembly, commutator
tator end head (B). The commutator end
sembly, pinion housing (M), positork drive
head serves as an enclosure for the field
assembly (L), brushes (D), switch assem-
frame and a bearing support for the arma-
bly, and armature (Q).
ture.
The brush carrying plate supports
the brushes and brush springs (C).
b.
The
Frame and Field Assembly.
frame and field assembly consists of the
d.
Pinion Housing. The pinion housing
field coils (F), pole pieces (R), and ter-
minal post all supported by a heavy steel
serves as a bearing support for the drive
end of the armature shaft and as a hous-
field frame (E). The field coils are se-
ing for the positork drive assembly, yoke
cured to the field frame by four pole
(K), and shifting lever (J). The pinion
pieces and eight pole piece screws (S).
housing is flanged and provided with three
These field coils are also connected to the
holes for attachment to the engine.
terminal post which is insulated from the
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