TM 10-8110-202-13 & P
5-6. REPAIR COUPLER VALVE
TOOLS: Tool kit, general mechanics
NSN 5180-00-177-7033
1-1/8 in. open end wrench
NSN 5120-00-277-1249
Stiff- bristle cleaning brush
MATERIALS/PARTS:
Gasket
(2)
Packing
Detergent, mild non-toxic (Item 7, Appendix F)
TROUBLESHOOTING REFERENCES (Table 5-1):
Malfunctions 1 and 2
GENERAL SAFETY INSTRUCTIONS:
Clean all parts before assembling.
Assemble parts on a clean surface.
NOTE
PRELIMINARY CONDITION: Coupler valve removed from
drum (para 3-4).
DISASSEMBLY:
1.
2.
3.
4.
5.
6.
7.
Remove both gaskets (2) from valve body
(1) and discard.
Remove nut (3).
Pull handwheel (4) off valve stem (5).
Remove packing nut (6) from valve body
(1) using a 1-1/8 inch open end wrench.
Remove packing gland (7) from valve
body (1).
Remove valve stem (5) from valve body
(1) by turning valve stem counterclockwise.
Remove packing (8) from valve body
(1) and discard.
5-12
