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 TM 55-1905-220-14-4
3-56. SHAFT SEALS - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
INSTALLATION (Cont)
Methyl Ethyl Ketone (MEK) is a highly volatile and flammable substance. DO NOT
USE NEAR FIRE OR FLAME. Provide adequate ventilation. Avoid prolonged
breathing of vapor. Avoid repeated contact with skin. Seal container when not in
use.
NOTE
Installation is very important and must be performed with care. It is suggested that
these steps be per- formed using split sealing elements that have not had adhesive
applied so that the person making installation will be familiar with the procedure.
Do not use barbed staples until final assembly.
a. Prepa-
1. Clean both split sur-
Let dry 5 to
ration
faces of the two split
10 minutes.
of seal-
sealing elements (26
ing ele-
and 27) thoroughly
ments
with Methyl Ethyl
Ketone (MEK) solvent.
2. Wipe the bore of the
sealing elements clean
(26 and 27).
3. Coat evenly, but not
Goodyear Plio-
too heavily, both split
bond NO. 20 ce-
surfaces of sealing
ment.
elements (26 and 27)
with quickset adhesive.
(a) Keep surfaces separ-
ated and let dry 24
to 48 hours at 70 to
72 (21 to 22 ).
F
C
(b)
If temperature at
Do not exceed
120F(49C).
cemented area can
be raised to 100
F
Use heat lamps.
(38 ), drying
C
time can be reduced
to 3 hours.
3-998
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