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B.
Second Stage Regulator Cleaning
Always hold the regulator with the outlet tube facing downward and the protective clean-
ing cap installed during washing and rinsing. Dirt or soap residue could degrade regulator
performance. Do not allow water to enter the breathing air opening on the regulator. Do
not submerge regulator in water or cleaning solution. Do not allow water to enter
intermediate pressure hose at the male quick connect fitting.
1.
Make a cleaning solution of warm (110 degrees F maximum) water and mild soap.
2.
Install the red second stage regulator cleaning cap.
3.
With the regulator facing downward, scrub the exterior surfaces with the cleaning
solution and a soft brush.
4.
Immediately rinse the exterior surfaces with fresh water, again holding the regula-
tor facing downward. Thoroughly rinse all excess soap and dirt form the regula-
tor.
5.
Remove the second stage regulator cleaning cap. If water enter the second stage
regulator while cleaning, flow the regulator and bypass to expel all moisture.
6.
Using a damp, lint free cloth, clean the interior of the outlet tube. Dry the exterior
with a clean cloth or let air dry.
C.
Backpack Harness Assembly Cleaning
The backpack harness assembly is comprised of the aluminum frame and internal compo-
nents, hoses, shoulder and waist strapping, pressure gauge/PASS assembly, air fitting/
HUD connection and the air cylinder.
1.
When possible, all components should be cleaned using only a damp cloth.
2.
When a more extensive cleaning is required, make a cleaning solution of warm
(110 degrees F maximum) water and mild soap solution. Industrial cleaners Zep
or any cleaners containing chlorine bleach will damage the Nomex/Kevlar harness
and shall not be used.
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