3M Versaflo TR-300 PAPR - Change out

3M™ Versaflo™ Powered and Supplied Air Respiratory Systems
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 The HE filter must be changed if:
 the low airflow alarm is activated
;
;
 the airflow as shown by the airflow indicator falls below 6 CFM; or
 the HE filter becomes damaged or wet.
For filters with nuisance level organic vapor relief, replace filter as described or
earlier if smell, taste or irritation is detected.

The TR
3600 should be replaced when it is dirty or damaged and

The TR
-
3600 should be replaced when it is dirty or damaged and
every time the HE filter is replaced.
 The TR-362 should be replaced any time that any damage is noted.
 An excessively loaded HE filter, prefilter or spark arrestor/prefilter
may also reduce battery pack run time. If run time is shorter than
expected replacing the filters may resolve the problem.
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