TM 5-4930-244-14
4-41. AIR REGULATOR AND PLUMBING - REPLACE REPAIR.
This Task Covers:
a.
Removal
b.
Repair
c.
Installation
Initial Setup:
Tools Required
Tool Kit, General Mechanic's Automotive (Appendix B, Section III, Item 1).
Materials/Parts Required
Teflon Tape (Appendix E, Section II, Item 7)
Equipment Condition
Unit shut down and cool
WARNING
·
Compressed air can be dangerous if not used properly. DO NOT disconnect air
lines or components before first relieving the air-receiver tank of all pressure.
a. Removal. (Refer to Figure 4-41).
(1)
Remove hose assembly (1) from filter-injector assembly (2) and male tee (3).
(2)
Remove hose assembly (4) from swivel adapter (5) and male tee (6).
(3)
Remove four socket head cap screws (7) holding adapter (8) onto low pressure pump (9), along with air regulator
and attached parts (10)
(4)
Remove adapter (8) from nipple (11). Replace adapter (8) to low pressure pump (9), using four socket head cap
screws (7)
(5)
Remove male tee (3) from air regulator (12).
(6)
Remove nipple (11) from elbow (13). Remove reducing nipple (14) from air regulator (12) and elbow (13)
(7)
Remove air pressure gauge (15) from elbow (16). Remove nipple (17) from air regulator (12) and elbow (16).
(8)
Remove hose assembly (18) from male tee (6) and swivel adapter (19).
(9)
Remove four socket head cap screws (20) holding adapter (21) onto high pressure pump (22), air regulator and
attached parts (23).
(10)
Remove adapter (21) from nipple (24) Replace adapter (8) to high pressure pump (22), using four socket head
cap screws (20).
(11)
Remove swivel adapter (19) from street elbow (25). Remove street elbow (25) from air regulator (26).
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