ADVANCED AVIATION FORWARD AREA REFUELING SYSTEM MODEL M100A1
REPAIR D1-NOZZLE TWO-INCH NON-VALVED UNISEX COUPLING
Tool Kit, General Mechanic Automotive
Chemical and Oil Protective Gloves
D1-Nozzle removed from fuel system.
DISASSEMBLY AND INSPECTION
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 components due to the
toxic effects of some fuel additives.
Inspect the coupling components as they are disassembled. Repair is limited to
replacement of unserviceable components discovered during disassembly. Removed
O-Ring shall be replaced.
Remove ball retaining screw (1) and O-Ring (2). Discard O-ring.
Hold unit over a suitable container with screw hole oriented toward container. Rotate 2-inch non-valved unisex coupling
(3) back and forth until all 41 balls (4) have collected in the container.
Remove 2-inch non-valved unisex coupling (3) and O-Ring (5) from D-1 nozzle inlet adapter (6). Discard O-ring.
Remove spring (7) from 2-inch non-valved unisex coupling (3).
Remove dust cap (8) from 2-inch non-valved unisex coupling (3).
Remove screen assembly (9) from 2-inch non-valved unisex coupling (3).
If dust cap (8) or cable (10) is to be replaced cut cable (10) to remove.
Ring (11) attaching dust cap (8) to 2-inch non-valved unisex coupling (3) may be removed from the cable (10) by
rotating it through the split portion of the ring (11).
Remove the bumper (12) only if it is to be replaced or the lugs (13 and/or 14) must be replaced.