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 TM 5-4930-233-14
TM 4930-14/1
LUBE TANK ASSEMBLY
5-17. AIR REGULATOR - REPAIR
This task covers:
a.
Disassembly
b.
Repair
c.
Assembly
INITIAL SET-UP:
Materials/Parts
Equipment Condition
Dry cleaning Solvent
Air Regulator Removed
(Item 6, App E)
Primer, Sealing Compound
(Item 9, App E)
Tools
Sealing Compound
General Mechanics Tool Box
(Item 10, App E)
(Section III, Item 1, App B)
a.
Disassembly
(1)
Remove adjusting screw (1) and check nut (2) at top of regulator
WARNING
Bottom plug is spring loaded. Remove with extreme care to avoid personal injury.
(2)
Loosen and slowly remove bottom plug (3) and gasket (4).
(3)
Remove spring (5) and disc assembly (6) and valve seat (7) from cavity.
(4)
Remove six screws (8) at base of bonnet assembly (9) and lift it from body assembly (10).
(5)
Remove spring pad (11), spring (12) and diaphragm assembly (13) from body assembly.
b.
Repair
(1)
Clean all metallic parts in dry cleaning solvent.
(2)
Inspect valve seat for damage. Replace if required.
(3)
Inspect diaphragm for deterioration, cracks or damage. Replace if needed.
(4)
Inspect all parts for damage or wear. Discard defective items.
5-87
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