3M 6000 serie Handbuch Seite 165

If an air leak is detected, reposition the respirator on
the face and / or re-adjust the tension of the elastic
ne
strap to eliminate the leakage.
rt,
Repeat the above fit check.
• Negative Pressure User Seal Check with 6035 /
6038 Filters Also 2000 Series filters.
Press your thumbs into the central indentation of
the filters (2000 Series), or press filter cover and
filter body together (6035/6038), inhale gently and
hold your breath for ten seconds If the face piece
).
collapses slightly a proper fit has been achieved.
Figure 5. If an air leak is detected, reposition the
respirator on the face and / or re-adjust the tension
he
of the elastic strap to eliminate the leakage. Repeat
the above fit check.
If you CANNOT achieve a proper fit, DO NOT
enter the contaminated area.
er
Quantitative Fit Testing
For information regarding fit testing procedures,
please contact 3M.
DOFFING
e
^ Do not remove the face piece, filters or turn
off the air supply until you have vacated the
contaminated area.
1. Release the tension on the head straps.
2. Carefully lift face piece off the face and remove
,
the respirator by lifting up and away from the face.
3. If appropriate, switch off the air supply unit or
disconnect the compressed air supply tube from the
regulator, and unbuckle the waistbelt.
NOTE If the respirator has been used in an area
nd
that has caused it to become contaminated with
d
a substance requiring special decontamination
procedures it should be placed in a suitable
container and sealed until it can be
.
decontaminated or discarded.
MAINTENANCE
Maintenance, servicing and repair must only be
carried out by properly trained personnel. Since this
respirator is a low maintenance face piece only a
limited number of replacement parts are available
(See reference leaflet). If other parts are damaged
™ the respirator must be replaced.
^ {Insert warning triangle}Use of unapproved
nd parts or unauthorized modification could result
in danger to life or health and can invalidate any
e warranty. General inspection must be carried out
before use or monthly if not in regular use. See
Inspection procedures for specific details. If disposal
of parts is required this should be undertaken in
accordance with local health and safety and
environmental regulations.
SPARE PARTS
Centre Adaptor (6864) Replacement.
To remove Centre Adaptor, remove the nose cup
assembly, by pulling the assembly over the three
notches which anchor it to the base of the centre
adaptor.(Fig 6). Grasp centre adaptor at cover and
twist counter-clockwise 1/4 turn to disengage and
withdraw centre adaptor from lens. Replace centre
adaptor by pushing three lugs in through the lens
gaps, (Fig7 )and turning it 1/4 clockwise. Replace
nose cup assembly.(Fig 8 )
Centre Adaptor Gasket (6896) Replacement.
The closed cell foam rubber centre adaptor gasket
is designed to seal the interface between the centre
adaptor and the lens. Remove nose cup assembly,
and center adaptor from lens centre port as
described above. Remove old gasket from centre
adaptor and replace with new replacement gasket.
Re-install centre adaptor into facepiece lens.
Replace nose cup assembly. (Figs 6-8)
Exhalation Valve (7583) Replacement.
Remove center adapter cover by pulling out from
bottom latch. Grasp valve and pull each valve stem
out from valve seat. Place exhalation valve
replacement over the exhalation port by inserting
stems and pulling through from the opposite side
until they are both snapped in place. Replace valve
cover by aligning top opening in the valve cover
with the top tab on the center adapter base and
snap to the center adapter base. Figure 9.
Inhalation Gaskets (6895) Replacement.
The inhalation gaskets are designed to seal the
interface between the bayonet attachment
inhalation ports on the face piece and filters / air
supply unit. The gaskets should be inspected with
each filter change and replaced whenever damaged
or seal integrity is questionable. Remove gaskets
from inhalation port bayonet fittings. Install new
gaskets onto face piece inhalation port under all
three bayonet lugs. Figure 10.
Inhalation Valves (6893) Replacement.
Inhalation valves are located on posts at the inside
of the face piece inhalation ports and inside the
nose cup inhalation ports. These valves should be
inspected before each respirator use and replaced
whenever valves become damaged or lost. Remove
existing Inhalation valve(s) by lifting from post(s) at
164
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