TM-5-3895-372-34
CONCRETE-MOBILE MIXER BODY M919, MODEL 8CM-24/F
TECHNICAL MANUAL; DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
SEPTEMBER 1980
TM-5-3895-372-34 - Page 89 of 120
TM 5-3895-372-34
6-9.
Shaft Seals (fig. 6-2).
Lip type shaft seals are provided on all shaft openings at the factory and are maintenance
free under normal conditions. When operating
conditions require replacement
of seal for repairs, take these precautions in
reassembling new seal:
a
.
Make sure seal shaft contacting surfaces are smooth and free of corrosion, scratches, or rough spots.
b.
In fitting seal over shaft projection with sharp keyway edges, protect sealing element from scoring.
c.
Eliminate burrs and sharp edges. Lubricate seals and shaft to permit free passage of shaft. Hold seal away
from shaft or cover keyway with cellophane tape to protect seal.
d.
Apply lubricant between seal lips of high-speed shaft seal prior to installation.
TA 076152
Figure 6-2.
Shaft Assembly.
7-5
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