TM 10-8415-208-12
3-9.
EMERGENCY BREATHING APPARATUS (EBA) MAINTENANCE INSTRUCTIONS. (CONT)
WARNING
Personnel contamination hazard. If the EBA filter cartridge is suspected to be contaminated with chemical
agent, it must be removed under engineering controls to prevent the spread of contamination. Failure to
use engineering controls could result in personnel injury or death due to contamination.
(1)
Unscrew air supply end (1) of filter housing (2).
NOTE
The filter cartridge will be replaced after each use or every 6 months, whichever comes first.
(2)
Unscrew used filter cartridge (3).
(3)
Remove preformed packing (4) and gasket (5).
NOTE
Dent the filter cartridge threads to prevent reuse.
(4)
Place used filter cartridge (3), preformed packing (4) and gasket (5) into a plastic disposal bag. Twist the
end closed and tape it securely for an airtight seal.
(5)
Dispose of the used filter cartridge (3), preformed packing (4) and gasket (5) in accordance with local SOP.
b.
Installing.
(1)
Brush clean the threads of air supply end (1) and filter housing (2).
(2)
Wipe the inside of air supply end (1) and filter housing (2) clean of all dirt.
(3)
Install a new preformed packing (4) and gasket (5).
(4)
Screw in a new filter cartridge (3).
(5)
Screw air supply end (1) onto filter housing (2).
(6)
Leak test the EBA. Refer to paragraph 3-9. 3. 3.
3-9.2.3
Removing/Installing Cylinder.
a.
Removing.
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