TM 10-4610-243-13
4-24.
BUTTERFLY VALVE ASSEMBLY REPAIR - cont.
(15)
Position gasket (13) and female coupling (12) on butterfly valve (14).
(16)
Position gasket (8) and male coupling (7) on butterfly valve (14).
NOTE
Tighten nuts evenly in a cross pattern.
(17)
Install eight flat washers (11), screws (10), flat washers (6), lockwashers (5) and nuts (4).
(18)
Connect cap (3) to male coupling (7) with ring (1).
NOTE
Make sure gasket is fully seated in cap.
(19)
Install gasket (2) in cap (3).
4-25.
QUICK ACTING VALVE ASSEMBLY REPAIR.
This task consists of:
a. Disassembly
b. Cleaning
c. Inspection
d. Repair
e. Assembly
INITIAL SET-UP:
Tools:
Rag, Wiping (Item 2, App E)
General Mechanics Tool Kit (Item 1, App B)
Tape, Anti-seize (Item 3, Appendix E)
Pipe Wrench (from accessory kit)
Gasket (Item 4, App I)
Vice (Item 2, App B)
Packing (2) (Item 34, App I)
Equipment Condition:
Gasket (2) (Item 35, App I)
Quick acting valve assembly removed (para 3-4a)
Seat (2) (Item 36, App I)
Material/Parts:
Lock washer (8) (Item 37, App I)
Detergent, General Purpose (Item 1, App E)
Locking nut (Item 38, App I)
NOTE
Ensure that all parts identified as mandatory replacement parts are
discarded and replaced with new components.
a.
Disassembly. Refer to figure 4-18.
(1)
Place quick acting valve (4) in vice.
(2)
Turn handle (16) to the closed position.
(3)
Remove gasket (1) from female coupling (2).
(4)
Remove female coupling (2) from valve (4).
(5)
Remove male coupling (3) from valve (4).
4-63
