TM 5-5420-226-20-1
SYSTEMS OPERATION - Continued
FIXED FIRE EXTINGUISHER SYSTEM.
Mounted forward of drivers station, system is a
two-shot system. First shot discharges one CO2
cylinder; second shot discharges remaining
t w o co
cylinders.
Discharge tubes permit extinguishing fires in engine compartment.
Charge flows through tubes to discharge delay bottle.
Predetermined time delay valve
opens to allow charge to flow through check valves
and out of perforated tubing on fuel
tanks and in V of engine.
Exterior control handles on left front of hull permit operation
from outside tank. Interior handle is located to the right of steering control at eye level.
(A)
CYLINDERS
(B)
CONTROL VALVE ASSEMBLY
(c)
(D)
(E)
(F)
(G)
DISCHARGE TUBES
DISCHARGE DELAY BOTTLE
CONTROL HANDLES
1.
EXTERIOR CONTROL HANDLES
2.
INTERIOR CONTROL HANDLES
CHECK VALVES
CONNECTING LINES AND FITTINGS
TA1066O2
2-33