TM 5-3895-373-34
D.
ASSEMBLE - Continued.
3.
ASSEMBLE AND INSTALL MOTOR SHAFT.
a.
Place drive pin (22) onto motor shaft (13).
Use care when installing snap and
retaining rings. Snap and retaining
rings are under spring tension and
can act as projectiles when released
and could cause severe eye injury.
b.
Slide inner gerotor gear (19) onto motor shaft
(13) and align onto drive pin (22). Use snap
ring pliers and secure the gerotor in position
with retaining rings (20 and 21).
c.
Place outer gerotor gear (23) into gear pocket
of motor body (17).
d.
Slide motor shaft (13) into the motor body side
of motor cover (6).
Hydraulic
oil
can
be
moderately
flammable and can be an irritant to
the
skin,
eyes,
and
respiratory
system. Avoid prolonged exposure.
Eye protection and rubber gloves
must be worn when working with
hydraulic oil.
e.
Lubricate performed packing (18) with clean
hydraulic oil and install into packing groove of
motor cover (6).
f.
Slide motor cover (6) and motor body (17)
together.
Screed vibration motor body damage
can occur. from clamping in a bench
vise. Use vise jaw caps between the
vise clamps and the motor to protect
the aluminum motor
body
when
clamping. Failure to do so may result
in damage to the motor body.
g.
Secure motor cover (6) into a bench vise.
Protect aluminum motor body from damage by
placing vise jaw caps between the vise clamps
and the motor cover.
NOTE
Motor shaft must be able to spin
freely
after
tightening
the
body
screws
h.
Install motor body screws (16) into motor body
(17) and tighten to 22 lb-ft (29 N•m). Remove the
screed vibration motor from the bench vise. After
tightening the motor body screws, ensure that
motor shaft (13) the spins freely. If shaft does not
spin freely, disassemble per step A and check
needle bearing clearance measured in step D. 1
and D.2.
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