TM 10-4330-237-13&P
CHAPTER 5
DIRECT SUPPORT MAINTENANCE
Page
Section I
Direct Support Maintenance Procedures ...................................................................................
5-1
5.1
Repair Three-Inch Valved Unisex Coupling ................................................................................
5-1
5.2
Repair Two-Inch Valved Unisex Coupling ..................................................................................
5-5
Section I. DIRECT SUPPORT MAINTENANCE PROCEDURES
5.1 REPAIR THREE-INCH VALVED UNISEX COUPLING. (Refer to figure 5-1.)
This task consists of:
a. Removal
b. Installation
c. Assembly
INITIAL SET-UP:
Tools:
Materials/Parts Required:
Screwdriver, Cross Tip, Size 2
Solvent, Dry Cleaning
(Appendix B, Section III, Item 2)
(Appendix F, Section II, Item 4)
Key, Socket Head Screw, 7/64 in.
Cloth, Lint Free (Appendix F, Section II, Item 1)
(Appendix B, Section III, Item 2)
Petrolatum (Appendix F, Section II, Item 2)
Key, Socket Head Screw, 9/64 in.
Grit Paper (Appendix F, Section II, Item 3)
(Appendix B, Section III, Item 2)
O-Ring (Appendix I, Item 5)
Key, Socket Head Screw, 7/32 in.
O-Ring (Appendix I, Item 15)
(Appendix B, Section III, Item 2)
O-Ring (Appendix I, Item 14)
Punch (Drift Pin),
Bushing (Appendix I, Item 10)
(Appendix B, Section III, Item 2)
Bushing (Appendix I, Item 11)
Pick (or machinist's scribe)
Seal (Appendix I, Item 7)
(Appendix B, Section III, Item 2)
Chemical and Oil protective gloves,
(Appendix B, Section III, Item 2)
General Safety Requirements:
Equipment Condition:
Three-inch valved unisex coupling removed from
liquid fuel filter-separator IAW para 4. 10.
WARNING
·
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.
5-1
