REMOVAL - TM-3-4240-309-20-P0111

TM 3 - 4 2 4 0 - 3 0 9 - 2 0 & P

LOCATION

ITEM

ACTION

WARNING

DO NOT throw away damaged or unusable filters as ordinary trash.

Do turn in damaged or unusable filters to your hazardous waste management office

or Defense Reutilization and Marketing Office (DRMO).

The unit conmmander or senior officer in charge of maintenance personnel assigned

to remove the contaminated gas and particulate filters must prescribe the

necessary protective clothing (TM 10-277) to be worn during this operation He

must also prescribe the necessary safety measures to be followed including the

NBC decontamination (FM 3-5). This must be performed before the new filters are

installed. Failure to wear protective clothing or follow safety measures may

result in injury or death.

Particulate

filters

Gas-Particulate

Set POWER switch (1) on compartment control

Filter Unit

module to OFF.

2. Loosen screw (2).

3. Pull catch (3) outward and swing retaining bar

(4) away from access cover (5)

4. Using handles, pull access cover (5) from

access hole frame (6).

5 . Pull two particulate filters (7) from housing unit

(8).

1. Place the particulate filters (7) in housing unit

(8), either end first.

2. Grasp access cover by the handles and place it

in the access hole frame (6).

3. Swing retaining bar (4) up across access cover

and engage end of bar with catch (3).

WARNING

Bodily injury may red if

seals arc not properly seated to

prevent bypass of contaminated air.

4. Tighten screw (2) until floating nut (9) is flush

with top surface (A) of retaining bar (4).

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