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Keep heater clean and running.


The more the personnel heater in your MLRS MLRS Multiple Launch Rocket System (US DoD)
MLRS Multiple Launcher Rocket System
MLRS Marine Corps Long-Range Study (US DoD) 
 is used the more dust and dirt will build up inside.

Too much debris can lock up the exhaust fan. That burns out the heater's 6.3-amp fuse and shuts down the heater. Not knowing what's wrong, most operators send the heater in for repairs.

The fix is simple and easy:

1. Remove the air duct hose, 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
 4720-00-535-7615, from the heater.

2. Vacuum the accumulated ac·cu·mu·late  
v. ac·cu·mu·lat·ed, ac·cu·mu·lat·ing, ac·cu·mu·lates

v.tr.
To gather or pile up; amass. See Synonyms at gather.

v.intr.
To mount up; increase.
 dirt and dust around the fan.

3. Turn the fan back and forth to loosen dirt at the base of the fan and vacuum again.

4. Replace the 6.3-amp fuse, NSN 5920-12301-5271.

Of course, you can usually prevent the problem altogether by cleaning the fan at the end of winter and again when the temperatures start to fall. Making sure the air inlet inlet /in·let/ (-let) a means or route of entrance.

pelvic inlet  the upper limit of the pelvic cavity.

thoracic inlet  the elliptical opening at the summit of the thorax.
 screen, NSN 2510-01-264-0153, is properly installed in the cab will help keep out debris, too.
COPYRIGHT 2005 PS Magazine
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 2005, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

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Article Details
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Title Annotation:MLRS Carrier ...
Publication:PS, the Preventive Maintenance Monthly
Article Type:Brief Article
Geographic Code:1USA
Date:Nov 1, 2005
Words:153
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