TM 55-1560-307-13&P
12. Repeat steps 7 thru 12 for each tank.
13. Disconnect D-1 pressure refueling hose (6) from
manifold hose (3), and wipe up any fuel that may have
dripped.
14. Disconnect grounding wire (1) from tank receptacle
(2).
15. Secure fuel truck and aircraft.
3-14.
SUCTION DEFUELING.
This task covers:
a.
Grounding procedures.
b.
Defueling ERFS tanks.
INITIAL SETUP
Tools: Flashlight (explosion proof).
Materials/Parts:
Fuel JP-4,-5,-8 (items 7, 8, 9, Appx D)
Refueling Truck
Refueling Adapter Nozzle, P/N AE82605R
Equipment Conditions: Same as gravity
refueling.
Refer to Figure 3-2.
DEFUELING
1.
Ground helicopter as required.
2.
Connect fuel hose ground wire (1) to tank ground
receptacle (2).
3.
Remove dust cap from coupling assembly on hose
(3).
4.
Remove fuel filler port (4) cap.
5.
Install adapter (5) to manifold hose (3), and connect
fuel truck hose (6) to adapter.
6.
Open all tank and hose cam levers for tanks to be
defueled.
7.
With an explosion proof flashlight, monitor fuel level
until tank is empty.
8.
Secure tank and proceed to next tank as required.
9. After defueling all tanks, disconnect defueling hose
(6) and ground wire (1).
10. Reinstall dust cap on manifold hose (3).
11. Secure fuel truck and helicopter.
3-15.
MAINTENANCE OF ERFS COMPONENTS.
REPLACE ANY SYSTEM FUEL HOSE.
This task covers:
a. Removal.
b. Inspection.
c. Installation.
INITIAL SETUP
Tools: None
Materials/Parts:
Fuel Hose (6,7,8,15, Fig C-2), Appx C
Equipment Conditions:
Refer to Figures 3-3 and 3-4.
ALL ERFS tank cam levers CLOSED.
All tee and system coupling valves
CLOSED.
3-16
