TM 10-4930-351-14
DIRECT SUPPORT MAINTENANCE
ADVANCED AVIATION FORWARD AREA REFUELING SYSTEM MODEL M100A1
REPAIR THREE-INCH VALVED UNISEX COUPLING
INITIAL SET-UP:
Tools:
Materials/Parts Required:
Screwdriver, Cross Tip, Size 2
320 Grit Paper (WP 0116 00, Item 1)
(WP 0113 00, Item 2)
Cloth, Lint Free (WP 0116 00, Item 4)
Key, Socket Head Screw, 7/64"
Dry Cleaning Solvent
(WP 0113 00, Item 2)
Key, Socket Head Screw, 9/64"
Petrolatum (WP 0116 00, Item 20)
(WP 0113 00, Item 2)
Bushing (WP 0117 00, Item 19)
Key, Socket Head Screw, 7/32 in.
Seal (WP 0117 00, Item 20)
(WP 0113 00, Item 2)
Bushing (WP 0117 00, Item 21)
Punch (Drift Pin)
O-Ring (WP 0117 00, Item 102)
(WP 0113 00, Item 2)
O-Ring (WP 0117 00, Item 107)
Pick (or machinist's scribe)
(WP 0113 00, Item 2)
Chemical and Oil Protective Gloves
Equipment Condition
(WP 0113 00, Item 2)
Coupling removed from inlet
Goggles (WP 0113 00, Item 2)
DISASSEMBLY
WARNING
Rubber gloves should be worn when handling fuel system components due to toxic
effects of some additives.
1.
Unthread dust cap attaching cable (1) from split ring (2).
2.
Place handle assembly (3) in closed position, rotate and remove dust cap (4) from coupling, then place handle assembly
(3) in open position.
3.
Remove two screws (5) and handle assembly (3).
4.
If handle assembly (3) requires repair, remove socket head screw (6), spring (7), and knob (8) from handle (9).
5.
Hold valve ball (10) with thumb and remove socket head screw (11) from handle-side shaft (12).
6.
Install one screw (5) in the handle-side shaft (12) and pull shaft (12) from housing (13). Remove and discard O-ring
(14).
7.
Remove and discard O-ring (15) and bushings (16) and (17).
8.
Hold valve ball (10) with thumb and remove socket head screw (18) from attaching-cable-side shaft (19).
9.
Reaching in the inlet end, rotate the valve ball (10) by hand and remove it from the housing (13).
10. Push out the attaching-cable-side shaft (19). Remove and discard bushings (20) and (21) and O-rings (22) and (23).
11. Use pick or scribe to remove seal wire (24).
0098 00-1
