EN-2
Warning
•
DO NOT USE the mask if an effective face seal cannot be achieved. Refer to Maintenance Instructions.
•
Check that there is no hair between the mask and your face. The air tightness of the mask might also be compromised by
whiskers, beard or spectacles
•
Always make sure that the respiratory protection equipment attached to the mask is suited for the intended use.
•
In normal use, breathe slowly and regularly.
•
Immediately leave the contaminated area if the mask or the attached respiratory equipment should fail.
•
Do not remove the mask before leaving the contaminated area.
•
When removing the mask, take all necessary precautions to avoid inhaling the dust or contaminant retained on the external
surface of the mask.
Removing the face mask
•
Push forward head harness buckle lugs with both thumbs to loosen and release head harness.
•
Gently pull forward to ease mask up and over head.
Cleaning instructions.
•
Remove the respiratory protection device from the mask connector.
•
Wash the mask with lukewarm soap water or in an ultrasound tub with EPI
-
US in 3% watery solution (consult maintenance instructions for details).
Do not use organic solvents or abrasive products for cleaning the mask.
•
Rinse the mask thoroughly under clean running water.
•
Dry the mask with a clean lint
-free cloth and hang up neck strap in a well-
ventilated area away from sunlight.
•
When dry, polish visor with a soft cotton cloth and ALTUSIL. 1779061.
MAINTENANCE
Perform a monthly inspection of the mask to detect deteriorations, torn straps and faceblanks, split seals and valves. Do not
use the mask until worn or
damaged p
arts have been replaced.
Mask maintenance schedule
Operation
Mask in operation
Mask in storage
Cleaning, disinfection
After each use
Without object
Air-tightness test on test bench
Every year
Without object
Change of valve, Seals
Every second year
Aft
er 6 years
MAINTENANCE INSTRUCTIONS
Note that numbers in the brackets in this chapter serve as a reference to the exploded views of the full
-face mask located on the second page of these
user instructions
. Except for the changing of the
visor clamps,
all maintenance operations can be performed without special tools.
Inhalation valve flap and connector gasket
OPTI-FIT CL2
The inhalation valve flap (15) and the connector gasket (17) can be
replaced by hand. Make sure that the valve is correctly positioned.
OPTI-FIT TWIN CL2 T-SERIES
The inhalation valve flaps (7
) can be replaced by hand. Make sure
that the valve is correctly positioned.
Exhalation valve flap ("Negative pressure mask")
OPTI-FIT CL2
•
Unclip bottom grid (14
).
•
Remove old valve flap (16).
•
Insert the new one (16) and make sure that it is clean (no dust).
•
Clip bottom grid (14
).
OPTI-FIT TWIN CL2 T-SERIES
•
Unclip bottom grid (13
).
•
Remove old valve flap (10
).
•
Insert the new one (10)
and make sure that it is clean (no
dust).
•
Clip bottom grid (13
).
Inner mask
OPTI-FIT CL2
•
Remove old inner mask (18).
•
Insert the new inner mask (18), positioning it into the groove
of
the mask connector (13
).
OPTI-FIT TWIN CL2 T-SERIES
•
Remove old inner mask (15
).
•
Insert the new inner mask (15
), positioning it into
the groove
of the mask connector (11 and 12
).
Mask bottom connector
OPTI-FIT CL2
•
Unclip bottom grid (14).
•
Press strongly onto the bottom so that it protrudes from the
visor (2).
•
Remove the O-
ring seal (19) and all valve flaps (15 and 16).
•
Insert the new
(inhalation and expiration) valve flaps.
•
Lubricate the new O
-
ring seal (19).
•
Position it into its groove.
•
Restore to position the whole bottom (14) from the inside of the
visor (2).
OPTI-FIT TWIN CL2 T-SERIES
•
Unclip bottom grid (13
).
•
Press strongly onto t
he bottom so that it protrudes from the
visor (3
).
•
Remove the O-ring seal a
nd the expiration valve flap (10).
•
Insert a new expiration valve flap (10).
•
Lub
ricate the new O-ring seal
.
•
Position it into its groove.
•
Restore to position the whole bottom (13) fro
m the inside of
the visor (3).
