TM 5-3895-373-34
2.76
REPAIR SCREED VIBRATION MOTOR - Continued.
D.
ASSEMBLE - Continued.
4.
INSTALL MOTOR MOUNTING PLATE, ENCASED
SEAL, AND PREFORMED PACKINGS.
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.
a.
Use snap ring pliers and install retaining ring
(15) onto motor shaft (13).
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.
b.
Lubricate preformed packing (14) with clean
hydraulic oil and install into seal cap (10).
c.
Install spring (12) and spacer ring (11) onto
motor shaft (13).
d.
Using the shaft seal assembly tool, press
assembled seal cap (10) onto motor shaft (13).
e.
Lubricate preformed packing (9) with clean
hydraulic oil and install into encased seal (8).
f.
Install assembled encased seal (8) into the
bottom seal groove of motor mounting plate
(5).
g.
Lubricate preformed packing (7) with clean
hydraulic oil and install into top seal groove of
motor mounting plate (5).
h.
Align motor mounting plate (5) mounting holes
with mounting holes on motor cover (6).
Ensure that the mounting flanges on the
mounting plate are aligned with the check
valve sides of the screed vibration motor.
i.
Install socket head cap screws (4) and tighten to
50 lb.-in (5, 7 N•m) using hex head driver socket.
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