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TM 10-4930-250-13&P
(13)
Install screw (18) to attach attaching-cable-side shaft (19) to valve ball. Hold valve ball with fingers while
tightening screw (18).
(14)
If removed, install spring (7) and socket head screw (6) into handle (9), place knob (8) on handle and tighten.
(15)
Install handle assembly (3) to housing (13) using screws (5).
(16) Open and close coupling valve twice to be sure it operates properly.
(17) Place handle assembly (3) to housing (13) using screws (5).
(18) Thread attaching cable (1) through split rings (2).
5.3 REPAIR TWO-INCH VALVED UNISEX COUPLING. (Refer to figure 5-2)
This task consists of:
a. Disassembly
b. Inspection
c. Assembly
INITIAL
SET-UP:
Tools:
Materials/Parts Required:
ToolKit, General Mechanics
Solvent, dry cleaning
(Appendix B, Section III, Item 1)
(Appendix F, Section II, Item 2)
Chemical and Oil Protective Gloves
Lint free cloth (Appendix F, Section II, Item 3)
(Appendix B, Section III, Item 2)
Petrolatum (Appendix F, Section II, Item 5)
Goggles (Appendix B, Section III, Item 2)
O-ring (Appendix I, Item 15)
0-ring (Appendix I, Item 16)
Seal (Appendix I, Item 17)
Grit
paper (Appendix F, Section II, Item 8)
General Safety Requirements:
Equipment
Condition:
Two-inch valved unisex coupling removed from inlet
WARNING
(para. 4.8. 1)
Fuels are toxic and flammable.
Do not get on person
or clothing.
Do not use near open flame. Area
should be well ventilated.
Using dry cleaning solvents incorrectly
can cause
injury or even death.
Fuel is flammable.
Do not smoke.
Rubber gloves should be worn when handling fueling system componenets due to the toxic effetcs of
some additives.
NOTE
Inspect the coupling components as they are disassembled.
Repair is limited to replacement
of
unserviceable components discovered during disaseembly. Removed O-rings and seals shall be
replaced
a. Disassembly
(1)
Place handle assembly (1) in closed position and remove dust cap (2) from 2 inch valved unisex coupling (3).
5-6
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