WARNINGS - LIMITATIONS
Read, understand, and follow the Warnings - Limitations listed below:
1. Do not use this respirator in any way that does not agree with this User Manual or any
applicable regulation.
2. This respirator must be used in accordance with a complete respirator program, such as the
one specified in 29 CFR 1910.134.
3. Do not use this respirator in enclosed or poorly ventilated spaces where a high concentration
of contaminants can occur or in an oxygen deficient atmosphere. Use only in adequately
ventilated areas containing sufficient oxygen to support life.
4. This respirator does not supply oxygen. Use only in atmospheres containing 19.5% oxygen.
5. Do not use this respirator in any atmosphere that is immediately dangerous to life or health
(IDLH), which means conditions that pose an immediate threat to life or health, or conditions
that pose an immediate threat of severe exposure to an air contaminant or contaminants which
are likely to have an adverse delayed effect on life or health.
6. The exposure limits specified in OSHA regulations, in the regulations of other government
agencies, and in the most recent authoritative scientific literature shall be observed when the
respirator described in this manual is used.
7. This respirator shall not be used in any manner contrary to the recommendations contained on
the package label and on the Material Safety Data Sheet (MSDS) or similar document
available from the manufacturer or supplier of the substance or substances being used.
8. Do not use this respirator during abrasive blasting (including sandblasting).
9. Use only ALLEGRO INDUSTRIES component parts and combinations of parts to assemble
or repair this respirator. Consult the parts list and approval label for approved parts. Use of
non-approved parts voids the NIOSH approval and may result in bodily injury or death.
10. This respirator should be inspected and any necessary repairs made before each use. It must
be cleaned, sanitized, dried and stored according to the directions in this manual.
11. Do not use this respirator if you have a concern that the air being supplied to the respirator
facepiece is not of the quality and quantity described herein.
12. It is important that the pressure and flow of the air entering the supplied air hose from the air
supply be controlled and that it meets the requirements specified in this instruction manual.
13. During use, if any decrease in air flow to the hood is noticed, leave the contaminated area
immediately, remove the hood and inspect it for any damage such as tears, holes or rips in the
material. If any damage is noticed, dispose of the hood immediately as instructed by your
supervisor.
Summary of Contents for 9910 Series
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