OPERATION OF AUXILIARY EQUIPMENT-CONTINUED
OPERATING PORTABLE FIRE EXTINGUISHER
One portable fire extinguisher is located inside
3 Aim nozzle (5) at base of fire and
cab on left rear wall. The other portable fire
squeeze trigger, (6) to discharge fire
extinguisher is located outside on left front of
4 After using fire extinguisher, notify unit
1 Pull latch (1) and lift fire extinguisher
maintenance personnel to have cylinder
from bracket (2).
recharged or replaced,
2 Pull safety pin (3) and break safety wire
OPERATING GAS-PARTICULATE FILTER UNIT
The M8A2 or M8A3 gas-particulate filter unit will not protect against carbon
If it is necessary for a crew member to work outside of cab area, and fitter protection is
needed, a 9 ft (3 m) hose is availabe. Notify unit maintenance.
The M578 recovery vehicle is equipped with two M8A2 or M8A3 gas-particulate filter units for
protection of driver and crew against toxic gases and extremely dusty conditions. One filter unit
is located on floor in front of driver. The other filter unit is located in cab on boom cylinders.
M25/M25A1 protective masks must be used with filter unit.
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