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TM 10-4930-247-13&P
4-20.
TEE ASSEMBLY REPAIR.
This task consists of:
a. Disassembly
b. Cleaning
c. Inspection
d. Repair
e. Assembly
INITIAL SET-UP:
Tools:
Material/Parts:
General Mechanics Tool Kit (App B, Sect III, Item 1)
Cleaning Solvent (Item 1, App F)
Equipment Condition:
Wiping Rag (Item 2, App F)
Component removed from fuel system (para 3-4a)
a.
Disassembly. Refer to figure 4-20.
(1)
Remove valved dry break coupling (1) from tee body (4) (para 4-14).
(2)
Remove valved dry break coupling (2) from tee body (4) (para 4-14).
(3)
Remove valved dry break coupling (3) from tee body (4) (para 4-14).
b.
Cleaning.
WARNING
Dry cleaning solvent, P-D-680, Type III, is potentially dangerous to personnel and
property. 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.
c.
Inspection. Refer to figure 4-20.
(1)
Inspect valved dry break coupling assemblies (1, 2 and 3) for cracks, corrosion and damaged coupling bodies.
Check sealing surfaces for scratches.
(2)
Inspect tee body (4) for cracks, splits, pitting, and corrosion.
d.
Repair. Refer to figure 4-20.
(1)
Replace damaged or defective tee body (4).
(2)
Repair valved dry break coupling assemblies (1 and 2) in accordance with para 4-18.
4-40
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