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TM 10-4930-240-13
4-21. REDUCER ASSEMBLY (2 IN. M X 3 IN. FEM) REPAIR.
NOTE
The following procedure applies to all sizes of reducer assemblies.
This task consists of
a.
Disassembly
b.
Cleaning
c.
Repair
d.
Assembly
INITIAL SET-UP:
Tools:
Material/Parts:
General Mech Tool Kit (App B, Sect III, Item 1)
Cleaning Solvent
(Item 1, App E)
Equipment Condition:
Wiping Rag
(Item 2, App E)
Reducer assembly removed (para 2-20)
Coupling Gasket, 2-in
(Item 1, App J)
Coupling Gasket, 3-in
(Item 4, App J)
NOTES
Ensure that all parts identified as mandatory replacement parts are
discarded and replaced with new components.
The following instructions are typical for all reducers supplied with the
AFARE. A 2-in Male X 3-in Female reducer assembly is shown.
Repair of other reducers is similar.
a.
Disassembly. Refer to figure 4-14.
(1) Disconnect split ring (1) from dust plug (8).
(2) Disconnect split ring (2) from reducer (10).
(3) Disconnect split ring (3) from dust cap (7).
(4) Disconnect chain (4) from split rings (1 and 2).
(5) Disconnect chain (5) from split rings (2 and 3).
(6) Remove dust cap (7) and dust plug (8) from reducer (10).
(7) Remove gasket (6) from dust cap (7).
(8) Remove gasket (9) from reducer (10).
b. Cleaning.
WARNING
Dry cleaning solvent, P-D-680, Type III, is potentially dangerous to personnel
and equipment. Eye and skin protection is required. Avoid repeated and
prolonged skin contact. Wash hands immediately after exposure. Do not use
near open flame or excessive heat. Use only In areas with good ventilation.
Using wiping rags and cleaning solvent, remove dirt and contaminants from all components.
4-40
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