TM 55-1520-240-23-10
12-22
INSTALL FIRE EXTINGUISHER SYSTEM DISCHARGE NOZZLE
12-22
INITIAL SETUP
Applicable Configurations:
All
Tools:
Aircraft Mechanics Tool Kit, NSN 5180-00-323-4692
Materials:
Sealant (E334)
Personnel Required:
Medium Helicopter Repairer
Inspector
References:
TM 55-1520-240-23P
NOTE
There are two discharge nozzles
in each engine compartment, one
forward and one aft. Installation
procedure is same for all nozzles.
Forward and aft nozzles are not
same. Left and right aft nozzles are
not same.
1.
Remove caps from fitting (1).
2.
Position nozzle (2) on fitting (1) as shown. For all
nozzles, make sure two 1/4 inch holes (3) point
outboard and inboard. For aft nozzles, make
sure 0.06 inch hole (4) points aft and 30º slope
(5) is inboard.
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