Sundstrom SR 200 APR, User Instructions, Page: 4 / 36

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II. General respirator use limitations
Full-face Air-Purifying Respirators (APR) are designed,
tested and government approved to provide respira-
tory protection to a properly trained person in certain
hazardous atmospheres.
The wearer must not enter a hazardous atmosphere
that meets or exceeds the following limitations:
Maximum Use Concentrations (MUC)
a. 50 times the exposure limit (TWA) for the con-
taminant present.
b . Immediately dangerous to life or health (IDLH)
concentrations for the contaminant.
c. The limitations outlined in the applicable NIOSH
approval.
d. Any applicable limitations contained in the standards
established by a regulatory agency (such as federal,
state and local agencies) with jurisdiction over the
wearer.
WARNING
This respirator cannot remove all the
con¬taminants from a hazardous atmosphe-
re. Pay close attention to all Maximum Use
Concentrations (MUC), Limitations and other
restrictions.
In addition to these Maximum Use Concentrations
(MUC), Limitations, and the warnings and cautions
placed in the text, the following general safety points
must be read and understood by everyone intending
to use the Sundström respirator.
• Do not use for paints containing Isocyanates.
• Do not use for protection against fumigants.
• This respirator is designed to be used only by
TRAINED QUALIFIED PERSONNEL.
• Respirator selection shall be based upon full knowl -
edge of, and professional evaluations of, the con-
taminants and their maximum content in the subject
atmosphere.
• Air-purifying respirators DO NOT supply oxygen and
MUST NOT BE USED in atmospheres containing less
than 19.5 % oxygen by volume.
• This respirator MUST NOT BE USED for protection
against any substance that may cause an allergic
reaction, that contain Isocyanates or other restricted
contaminants or that lack adequate warning proper-
ties.
• Air-purifying respirators shall not be used for structual
fire fighting.
• DO NOT USE this respirator for protection in any
atmospheres that are, or may become immediately
Dangerous to Life or Health (IDLH), or in conditions
that pose an immediate threat by air contaminants
that are likely to have adverse delayed effects on life
or health.
• This respirator MUST NOT BE USED for protection
against substances that lack adequate warning
properties.
• This respirator is not approved for protection from
abrasive blasting, including sandblasting operations.
• This respirator must be equipped with the appropri -
ate NIOSH approved air-purifying filters, chemical
cartridges, or filter/cartridge combinations that are
properly installed on the respirator.
• This respirator must be properly fitted to the individual
who will wear it. Do not use the Sundström respirator
if you have any hair growth between the skin and
facepiece sealing surface such as stubble, beard
growth, beard, moustache, or sideburns which cross
the respirator surface ( see OSHA standard 29 CFR
1910.134 Appendix A.I .A.9 for further clarification).
Do not use this respirator if scars or other physical
characteristics may interfere with a proper fit of the
respirator.
• Always read cartridge and filter approval labels prior
to use. Air-purifying elements designed only for
protection against airborne particles MUST NOT
BE USED for protection against vapors or gases.
Air-purifying elements designed only for protection
against vapors or gases MUST NOT BE USED for
protection against airborne particulates.
• The useful service life of the air-purifying elements
will vary with the concentration and nature of the
contaminant(s) and the activity of the respirator
wearer. Replace the air-purifying elements when you
detect any indication of damage or loss of effective-
ness, or when instructed by competent authority.
• If you experience any one of the following danger
signals leave the hazardous area immediately! Return
to fresh air, and seek assistance.
a. Breathing difficulty.
b. Dizziness or nausea.
c. You smell or taste the contaminants.
d. Any other noticeable physical problem.
If the appropriate protection is not specified by a com-
petent authority, or should you feel uncertain about
the proper application, selection, or maintenance of
this equipment, consult your supervisor, safety profes-
sional, or local occupational health organization. Do
not enter a suspected hazardous area. For answers
to your questions contact Sundstrom Safety Inc. at
1-877-SUNDSTROM.