TM 10-4930-251-12&P
4-14. Dry Disconnect Coupling.
This task consists of
a. Disasserriblv
b. Repair
c. Assemblv
INITIAL
SET-UP
Tools Required
General Mechanics Tool Kit (Appendix
B, Section III, Item 2)
Material/Parts
Required
Dry Cleaning Solvent (Appendix E, Section II, Item 1)
Rags, Wiping (Appendix E, Section II, Item 3)
0-Ring Packing (1 each) (Appendix F. Figure F-12, Itern 4)
General Safety Instructions
WARNING
Parts under spring tension can cause injury.
Dry Cleaning solvent is potentially
dangerous to personnel and property.
NOTE
The coupling is normally stowed in the accessory storage box.
a. Disassembly.
(1) Remove drive pin (1) and lever (2). SeeFigure 4-19.
(2) Remove stuffing box (3), packing (4), packing (5), and stem (6).
b. Repair.
WARNING
Dry cleaning solvent, P-D-680, used to clean parts is potentially
dangerous
to personnel and property. Avoid repeated and prolonged skin contact.
Do Not use near open flarne or excessive heat. Flash point of solvent
is 100 degrees F - 138 degrees F ( 38degrees C - 59 degrees C).
(1) Clean all metal surfaces with dry cleaning solvent and dry thoroughly.
(2)
Inspect all parts for damage or wear, and replace parts as required. Discard all
mandatory replacement
parts.
c. Assembly.
(1)
Install stem (6). Place packings (4 and 5) on stuffing box (3) and install box on
stem. Tighten
stuffing
box.
(2)
Position handle end of lever (2) toward dust plug end of body and install lever on
stem (6).
(3)
Install drive pin (1).
4-24
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