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 TM 55-1905-221-14-3
6-5.4
STEERING SYSTEM HELM UNIT (Continued)
LOCATION/ITEM
ACTION
REMARKS
ASSEMBLY (Cont)
h. Check the mounting plate
Tighten capscrews
(9) carefully to insure
(8) evenly and
that it is clean and
gradually to a
in good condition.
torque setting of
Insure that the mounting
250 lb. in. (28.3
plate seal groove
Nm)
is clean and smooth.
The seal (10) is slightly
larger than its seal
groove so it will be
adequately retained in
service. Push gently
into place and smooth
down into seal groove
with finger tip. Press
seal (10) into counter-
bore so that the lip is
directed away from the
unit. Place the mounting
plate subassembly (9)
over spool shaft and
slide down into place
over cap locator bushing
smoothly so that seal
will not be disrupted
in assembly. Aline bolt
holes with tapped holes.
Be certain that the
mounting plate rests
fairly flush against end
of housing assembly so
that the cap locator
bushing is not cocked.
Install four mounting
plate capscrews (8).
6-58
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