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Check for drink system blockage.

Some M45 masks have been found to have a blockage in their outlet valve housings that prevents a soldier from getting water through the drink tube.

The blockage doesn't hurt the mask's ability to protect, but a soldier won't last long without water in extreme heat. So immediately, all NBC NBC
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Major U.S. commercial broadcasting company. It was formed in 1926 by RCA Corp., General Electric Co. (GE), and Westinghouse and was the first U.S. company to operate a broadcast network.
 NCOs should have their unit check their M45 masks for blockage like this:

* Remove the outlet valve covet and external drink tube.

* Remove the internal drink tube and blow into the tube. If air goes through the tube, reinstall it on the mask. If air won't go through the tube, you need a new internal drink tube, NSN NSN National Stock Number
NSN Nokia Siemens Networks
NSN National Storytelling Network
NSN NATO Stock Number
NSN New Substances Notification (CEPA)
NSN National Student Number (NZ)
NSN Never Say Never
 4240-01-441-0557. Put it on the mask and continue the test.

* Check the outlet valve housing drink system by blowing through the internal drink tube. Use your linger to see if air is passing through. If air is, reinstall the external drink tube and the outlet valve cover. Clean and sanitize To remove sensitive data from an information system, a database or an extract from a database. See sensitive.  the mask and continue to use it.

If air isn't passing through, the drinking system is blocked. For repair or replacement of the mask, contact TACOM's Doug Vanatta at DSN 793-3053/(309) 782-3053 or email:

After you've inspected all your masks, report the inspection to your MACOM MACOM Major Army Command
MACOM Major Command (US Army)
MACOM Multi-Application Computer Module
 commander and carbon copy Vanatta at the address above. Include your unit's name, serial numbers of M45s that passed the inspection, status of repairs to M45s that didn't pass, and a POC (Proof Of Concept) See PoC exploit.

POC - Point Of Contact
 with phone number and email address.

If you need help with the inspection, contact your local TACOM TACOM Tank-Automotive and Armaments Command (US Army)
TACOM Tactical Communications
TACOM Tactical Command
TACOM Tank-Automotive and Armament Command
TACOM Theater Army Command
TACOM Tactical Army Command
TACOM Tactical Army COM
 logistics assistance representative or state surface maintenance manager.

Whenever you do the PATS test on the M45, be sure to have the soldier first clear the drink system like it says on WP 0007 00-5 of the PATS's TM 3-4240-349-12&P. That will spot any blockages in the drink system.

For more info, see TACOM ground precautionary message 06-004.
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Copyright 2006, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

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Title Annotation:M45 Masks ...
Publication:PS, the Preventive Maintenance Monthly
Article Type:Brief article
Geographic Code:1USA
Date:Jun 1, 2006
Previous Article:Mark a line.
Next Article:What are mask MWOs?

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