TM 10-4320-317-13
5-5. MAINTENANCE OF PRESSURE-REDUCING CONTROL - (Cont)
(1)
Open cover isolation cock valve (1) to release pressure inside valve (2).
(2)
Remove tubing (3) between isolation cock valve (4) and pressure-reducing control valve (5).
(3)
Remove male connector tubing fitting (6) from isolation cock valve (4).
(4)
Remove isolation cock valve (4) from pipe nipple (7).
(5)
Remove pipe nipple (7) from elbow (8).
(6)
Remove elbow (8) from pipe nipple (9).
(7)
Remove pipe nipple (9) from reducer (10).
(8)
Remove reducer (10) from valve body (11).
(9)
Remove tubing (12) between pressure-reducing control valve (5) and isolation cock valve (1) on cover
of valve (2).
(10) Remove male elbow tubing fitting (13) from isolation cock valve (1).
(11) Remove isolation cock valve (1) from pipe nipple (14).
(12) Remove pipe nipple (14) from reducer (15).
(13) Remove reducer (15) from cover of valve (2).
(14) Remove male connector tubing fitting (16) from pipe tee (17).
(15) Remove male elbow tubing fitting (18) from pipe tee (17).
(16) Remove pipe tee (17) from pipe nipple (19).
(17) Remove pipe nipple (19) from pressure-reducing control valve (5).
(18) Remove pressure-reducing control valve (5) from pipe nipple (20).
(19) Remove pipe nipple (20) from isolation cock valve (21).
(20) Remove isolation cock valve (21) from pipe nipple (22).
(21) Remove pipe nipple (22) from elbow (23).
(22) Remove elbow (23) from pipe nipple (24).
(23) Remove pipe nipple (24) from reducer (25).
(24) Remove reducer (25) from valve body (11).
5-3
