2. LP air vital air main in passage (3-326-1-L) at
EXPECTED ACTIONS:
frame 338 behind firemain pipe.
Repair party investigators or combat system
3. LP air non-vital air main in crew living space 3
technician(s) will identify LP air piping damage
(2-300-01-L) above Rack #46.
and report to repair leader/DCA/EOOW/area
supervisor/CSOOW.
4. LP air non-vital air pipe in A/C mach and pump
room (5-300-01-E) against bulkhead 338.
Technicians should either shut down SSGTG #3
or manually open vent dampers.
5. LP air non-vital air pipe in AFFF Station #2
(1-330-1-Q).
The isolation team will isolate damaged vital LP
Close the following vital LP air valve to
a i r p i p i n g b y c l o s i n g va l ve A L P - V- 1 5 7
simulate damage and tag "OPEN":
(3-298-4) in MER #2 (4-254-0-E). (NOTE: This
action will result in a loss of vital LP air supply to
VALVE NO.
LOCATION
the following shipboard equipment.)
MER #2 (4-254-0-E)
ALP-V-157
1. SSGTG #3 bleed pressure regulating valve
(3-298-4)
control air, SSGTG #3 starting air, SSGTG
Close the following non-vital LP air valve to
#3 moisture separator air. This will result in
loss of SSGTG #3 within 15 minutes.
simulate damage and tag "OPEN":
2. CIWS magazine #2 (01-300-2-M) ammo
VALVE NO.
LOCATION
hoist.
Passage (1-254-5-L)
ALP-V-17-1
3. Ventilation system closures/toxic gas
dampers Nos. 20, 21, 22, 23, 409, 410. Other
NOTE
equipment damage and the tactical situation
These actions will result in partial
should preclude immediate casualty
pressure degradation of the entire vital and
response.
non-vital LP air system and affect system
4. Torpedo magazine (2-370-8-M) pi-rail hoist
capability until the air piping is isolated.
and door actuator.
5. Stern tube seals LP air hose connection.
Remove drain cap and open the following vital
The isolation team will isolate damaged
LP air valve to simulate damage and tag
"CLOSED":
non-vital LP air piping by closing valve
ALP-V-171 in passage (1-254-5-L). (NOTE:
VALVE NO.
LOCATION
Other equipment damage and the tactical
Power Conv. Rm.
ALP-V-380 (Drain)
situation should preclude immediate casualty
(3-319-O-Q)
response, with the exception of the SPY
cooling skid expansion tank.)
Open the following non-vital LP air valve to
1. SPY cooling skid expansion tank charging
simulate damage and tag "CLOSED":
in AMR #1 (4-126-0-E)
LOCATION
VALVE NO.
2. Pneumatic tool outlets aft of frame 300
OOD Station #3
ALP-V-57-6
3. Sprinkling system dry piping blowout aft of
(1-366-l-Q)
frame 300
4. Electrical machinery cleaning equipment aft
NOTE
of frame 300
These actions will result in loss of
5. Chilled water expansion tank #4 charging in
pressure of the vital and non-vital LP air
A/C machinery and pump room
system aft of frame 300 and affect the system
(5-300-01-E)
capability until the air piping rupture is
6. Sea chest blowout connections in A/C
isolated. This will close the SSGTG #3 vent
machinery and pump room (5-300-01-E)
d a m p e r, r e s u l t i n g i n h i g h S S G T G # 3
and generator room (3-370-0-E)
temperatures.
13-11
