TM 10-4610-243-13
4-18.
WATER PRESSURE REGULATOR ASSEMBLY REPAIR.
This task consists of:
a. Disassembly
b. Cleaning
c. Inspection
d. Repair
e. Assembly
f. Adjustment
INITIAL SET-UP:
Tools:
Material/Parts:
General Mechanics Tool Kit (Item 1, App B)
Detergent, General Purpose (Item 1, App E)
Vice (Item 2, App B)
Wiping Rag (Item 2, App E)
Equipment Condition:
Tape, Anti-seize (Item 3, Appendix E)
Water pressure regulator removed (para 3-4a)
Diaphragm (Item 15, App I)
Gasket (2) (Item 16, App I)
NOTE
Ensure that all parts identified as mandatory replacement parts are discarded and replaced
with new components.
Maximum operating pressure of the regulator is 400 psi Delivery pressure is 10-45 psi. Valve
is set for 30 psi.
a.
Disassembly. Refer to figure 4-10.
Remove regulator assembly from mount. Refer to figure 4-10.
(1)
Remove four nuts (1) and washers (2).
(2)
Lift regulator assembly (3) from threaded rods (10).
(3)
Remove four washers (4) and nuts (5) from threaded rods (10).
(4)
Remove four nuts (6) and washers (7) from threaded rods (10).
(5)
Remove four threaded rods (10) and attached parts from board (11).
(6)
Remove washers (8) and nuts (9) from each threaded rod (10).
(7)
Place regulator assembly (3) in vice.
(8)
Disconnect ring (12) and remove plug (13) from female coupling (15).
(9)
Remove gasket (14) from female coupling (15).
(10)
Remove female coupling (15), coupling (16) and nipple (17) from regulator assembly (3).
(11)
Disconnect ring (18) from male coupling (21) and remove cap (20).
(12)
Remove gasket (19) from cap (20).
(13)
Remove male coupling (21) from regulator assembly (3).
4-44
