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TM 10-4930-250-13&P
(3) Placeawipingragbeneaththeunisexcoupling(3). Adjustcouplingpositionuntil screwholeis facingup andball
race (rounded groove) (10) in inlet is centered under screw hole. Insert the 41 balls (4) one at a time into the hole in
the housing by rotating the unisex coupling (3) back and forth while installing the balls (4). Once all 41 balls (4) are
installed, assemble O-ring (2) onto ball retaining screw (1) and install the assembly into the threaded hole to retain
the joint. Tighten retaining screw (1).
4.8.3
REPLACE UNISEX COUPLING DUST CAP. (Refer to figure 4-4.)
This task consists of-.
a. Removal
b. Assembly
INITIAL SET-UP:
Tools:
Materials/Parts Required:
Tool kit, General Mechanic Automotive
None
(Appendix B, Section III, Item 1)
Chemical and Oil Protective Gloves
(Appendix B, Section III, Item 2)
General Safety Requirements:
Equipment Condition:
Coupling removed (para. 4.8.1 or 4.8.2)
WARNING
Fuels are toxic and flammable. Do not get on person
or clothing. Work in well ventilated area. Do not
smoke. Ensure equipment is well grounded.
a. Removal.
Rubber gloves should be worn when handling fueling system components due to the toxic effects of
some fuel additives.
(1)
Remove dust cap (1) from unisex coupling (2).
(2)
Detach dust cap (1) and attaching cable (3) by unthreading attaching cable (3) through attaching split ring (4) on
unisex coupling body.
(3)
If necessary, remove attaching cable (3) from 2-inch unisex coupling dust cap (1) by cutting cable loop next to dust
cap (1). If necessary, remove attaching cable (3) from 3-inch unisex coupling dust cap (1) by unthreading through
split ring (5) on dust cap (1).
4-12
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