TM 1-1520-238-23
1-63
1.22.
FUEL SYSTEM VENTING
1.22.1. Description
This task covers:
Venting.
1.22.2. Initial Setup
Tools:
Aircraft mechanic’s tool kit (item 376, App H)
Light duty laboratory apron (item 27, App H)
Industrial faceshield (item 129, App H)
Chemical protective gloves (item 154, App H)
14-quart utility pail (item 222, App H)
Aircraft power unit (item 232, App H)
Personnel Required:
67R
Attack Helicopter Repairer
One person to assist
Equipment Conditions:
Ref
Condition
1.57
Helicopter safed
1.70
External power – electrical applied
1.71
External power – air applied
1.22.3. Venting
WARNING
Fuel venting shall not be performed
during thunderstorms or possible
lightning conditions.
Defueling is a very hazardous op-
eration because of fuel vapors.
Trained fire fighting personnel and
equipment must stand by during
the entire task.
NOTE
This task is typical for No. 1 and No. 2
engine fuel line venting.
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M04-1603-1
PILOT STATION
