3M 4000 Series Manual - Página 3
Navegue en línea o descargue pdf Manual para Producto respiratorio 3M 4000 Series. 3M 4000 Series 4 páginas. Reusable half face masks
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Use Limitation
This respirator does not supply oxygen. Do not use in
atmospheres containing less than 19.5%* oxygen.
1. Do not use for respiratory protection against atmospheric
contaminants that have poor warning properties or are
unknown or immediately dangerous to life and health (IDLH)
or against contaminants which generate high heats of reaction
with chemical filters.
2. Do not misuse, alter, modify or repair this product.
3. Do not use with beards or other facial hair that prevent direct
contact between face and edge of the respirator.
4. Do not use with unknown concentrations of contaminants.
5. Do not use for escape purposes.
6. Leave the work area immediately and check the integrity of
the respirator and replace face mask if:
- Damage has occurred or is apparent.
- Breathing becomes difficult or increased breathing
resistance occurs.
- Dizziness or other distress occurs.
- You taste or smell the contaminant or an irritation occurs.
7. Store this device in a sealed container away from
contaminated areas when not in use.
8. Use strictly in accordance with respirator and filter user
instruction leaflet.
9. In case of intended use in explosive atmospheres, contact 3M
technical service.
* 3M definition minimum 19.5% by volume oxygen
Fitting Instructions
Before assigning any respirator to be worn in a contaminated
area, we recommend that a qualitative or quantitative fit check be
performed before entering the workplace.
Fitting instructions must be followed each time the respirator is
worn.
1. Assemble/adjust head cradle by feeding the perforated strip
through the buckle and pressing down on the stud at the
required length. Repeat for second strip.
2. Place the respirator over the face, fitting it comfortably on
bridge of the nose, then pull the head harness over the crown
of the head.
3. If necessary remove the respirator and readjust the head
cradle to a comfortable fit and repeat step 2.
4. Take a bottom strap in each hand, place them at the back of
the neck and hook the straps together
5. Tighten the top head harness first by pulling on the ends to
achieve a comfortable and secure fit. Tighten bottom straps in
a similar manner. Strap tension may be decreased by pushing
out on back side of buckles.
6. (Where applicable) After tightening the head harness (see 5),
slide the 4 plastic