TM 55-1520-240-23-8
10-39
REMOVE FUEL TANK DRAIN VALVE
10-39
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Socket, 1 Inch
Grounded Container, 14 Quart or Equivalent
Materials:
Cloths (E135)
Personnel Required:
Medium Helicopter Repairer
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Helicopter Grounded (Task 1-29)
Tank Defueled Aft Aux Main or Fwd Aux, As Required
(Task 10-34 or 10-35)
General Safety Instructions:
All regulations and instructions
for handling fuels shall be strictly
observed.
NOTE
There are two drain valves on each
tank, one at forward end and one at
aft end. Procedure can be used to
remove any drain valve.
Forward and aft drain valves on each
tank do not look alike.
1.
For forward location in tank, remove drain valve
(1) and packing (2). Install plug in port (3). Use
container for spilled fuel.
2.
For aft location in tank, remove drain valve (4)
and packings (5 and 6). Install plug in port (7).
Use container for spilled fuel.
3.
Clean up spilled fuel. Use cloths (E135).
FOLLOW-ON MAINTENANCE:
None
END OF TASK
10-204
