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TM 10-4930-241-13
4-13. DISCHARGE AND SUCTION HOSE REPAIR (TYPICAL).
NOTE
The following procedure applies to all sizes and lengths of discharge and suction hoses used in the fuel
system.
This task covers:
a. Disassembly
b.
Cleaning
c.
Repair
d.
Assembly
INITIAL SETUP:
Tools:
Gasket (2)
(Item 4, App I)
General Mech. Tool Kit (App B, Sect III, Item 1)
Seal (4)
(Item 5, App I)
Clamping Tool (App B, Sect III, Item 3)
Strapping (A/R)
(Item 6, App I)
Vice (App B, Sect III, Item 2)
Gasket (2)
(Item 7, App I)
Equipment Condition:
Seal (4)
(Item 8, App I)
Hose assembly removed (para 2-21)
Strapping (A/R)
(Item 9, App I)
Material/Parts:
Gasket (2)
(Item 10, App I)
Cleaning Solvent (Item 1, App E)
Seal (4)
(Item 11, App I)
Wiping Rag (Item 2, App E)
Strapping (A/R)
(Item 12, App I)
Gasket (2)
(Item 1, App I)
Gasket (2)
(Item 13, App I)
Seal (4)
(Item 2, App I)
Seal (6)
(Item 14, App I)
Strapping (A/R)
(Item 3, App I)
Strapping (A/R)
(Item 15, App I)
NOTE
* Ensure that all parts identified as mandatory replacement parts are discarded and replaced with new
components. Disassemble hoses only to the level required to make repairs.
* Six inch diameter hoses require three strapping clamps and seals at each end of hose.
a.
Disassembly. Refer to figure 4-2.
(1)
Disconnect split ring (1), chain (2) and split ring (3) from dust plug (4).
(2)
Remove dust plug (4) from female coupling (6).
(3)
Remove gasket (5) from female coupling (6).
(4)
Disconnect split ring (7), chain (8) and split ring (9) from dust cap (10).
(5)
Remove dust cap (10) from male coupling (12).
(6)
Remove gasket (11) from dust cap (10).
(7)
Cut strapping (13 and 14) from hose (17). Pull female coupling (6) from hose.
(8)
Cut strapping (15 and 16) from hose (17). Pull male coupling (12) from hose.
4-9
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