TM 3-4240-334-20&P

TM 3-4240-334-20&P
2-8. MASK ASSEMBLY FUNCTIONAL TEST.
This task covers:
Testing.
INITIAL SET-UP
Materials/Parts
Equipment Condition
n-Amyl Acetate (Banana Oil) (Item 18, App D) The facepiece is adjusted to the soldier (para 2-7).
Applicator (Item 1, App D)
The lens defogging control and outlet valve flow
GIoves, Chemical (Item 9, App D)
control are set to allow maximum airflow
(TM 3-4240-334-10, para 2-8c).
Personnel Required
The hood cooling duct control is closed
ALSE technician
(TM 3-4240-334-10, para 2-8c).
Soldier (operator)
WARNING
Do NOT touch your skin (or the operator's) with n-amyl acetate (banana oil). It
could irritate the skin. Wear gloves if an application could wet your fingers.
Do NOT smoke around n-amyl acetate (banana oil). Keep n-amyl acetate away
from open flame. It can catch fire.
Do NOT test facepieces in an enclosed or poorly ventilated area. Test outdoors
or in a well aired room. n-Amyl acetate (banana oil) may be toxic if inhaled in
quantity.
CAUTION
Do not touch facepiece with n-amyl acetate (banana oil). It is a solvent and
could weaken the facepiece.
1. Have soldier don facepiece and turn on blower before opening the bottle of n-amyl acetate (banana oil).
NOTE
If operator smells n-amyl acetate just before masking, test results will be
inaccurate.
2. Dip applicator in n-amyl acetate.
NOTE
Instruct soldier to breathe deeply through nose only.
3. Move applicator approximately 1 or 2 inches from facepiece.
2-13