TM 55-1520-240-23-8
10-65
REMOVE FORWARD OR AFT FUEL TANK VENT ASSEMBLY
10-65
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanic’s Tool Kit, NSN 5180-00-323-4692
Materials:
Barrier Material (E80)
Tape (E388)
Paper Tags (E264)
Personnel Required:
Medium Helicopter Repairer
Equipment Condition:
Battery Disconnected (Task 1-39)
Electrical Power Off
Helicopter Grounded (Task 1-29)
Affected Side of Helicopter Defueled (Task 10-34 or
10-35)
Fuel Quantity Transmitter Removed (Task 8-81)
For Forward Fuel Tank Vent Assembly Removal
(Only), Lower Fuel Tank on Hinges (Task 10-23)
Forward Access Door Removed on Forward or Aft
Auxiliary Tank (Task 10-69 or 10-79)
General Safety Instructions:
All regulations and instructions
for handling fuel shall be strictly
observed.
Do not puncture or scratch lining
of fuel cell. If lining is broken, fuel
penetrates and activates self-sealing
layers. Activated layers swell and trap
fuel. Activated green spongy material
also contaminates fuel system. This
makes it necessary to replace fuel cell
and flush fuel system.
10-321
