Tightness Test; Replacement Of Components; Replacing The Lens - MSA AUER 3S-Basis Plus Manual De Instrucciones

4.2

Tightness Test

The tightness test is made with the MSA AUER tightness test kit
for full face masks. The test is described in the Instructions for
Use for the test kit.
Prior to using tightness kits from other manufacturers, the MSA
AUER customer service should be consulted.
4.3

Replacement of Components

For repair only MSA AUER spare parts must be used.
4.3.1 Replacing the Exhalation Valve Disc and the Valve Gasket
To replace the exhalation valve disc, remove the nose cup from
the exhalation valve housing. Unscrew the valve housing with
the special tool (Fig. 6). Replace the exhalation valve disc and
gasket and reassemble in reverse order.

4.3.2 Replacing the Lens

Loosen screws on lens ring, remove both ring halves and take
out the lens (see Fig. 7). Prior to fitting the new lens, assure that
the groove of the faceblank is completely clean. When assem-
bling the new lens, the middle markings on the new lens and
lens ring must be match the marking on the faceblank from the
mold.
5 Intervals
The maintenance intervals are recommended by MSA AUER.
Applicable national regulations must be observed. If required,
the local conditions during use must be considered for the work
to be performed. In case of doubt, the local MSA representative
should be consulted and the applicable national regulations be
checked.
Work to Maximum Intervals
be performed
Prior After
to each each
1)
use use
Cleaning and
disinfection X
Visual-,
Function-
and Leak Test X
Exhalation Valve
disc replacement
Speech
diaphragm
replacement
Check by user
(Tightness) X
1) Facepieces which are regularly used should be cleaned and disinfected
as often as required. They should be cleaned as soon as possible after
each use because perspiration or saliva that dries unto the valves could
cause malfunctions. The mask must be disinfected at least before it is
used by another person.
2) For airtight packaged facepieces.
Semi- Every Every
annually 2 years 4 years
X
2)
X X
X
6 Storage
The mask should be stored in the carrier.
In order to prevent damage or distortion of the mask, no addi-
tional objects must be stored in the carrier.
Storage must be in clean and dry condition in normal climate,
i. e. cool, dry, free from hazardous material, protected against
light and radiant heat. It is recommended to observe German
Standard DIN 7716:1982 and ISO 2230:1973.
7 Ordering Information
Description
Full face mask MSA AUER 3S-Basis Plus
Inner mask
Lens Basis
Lens frame, complete
Inhalation valve disc
Valve disc (Pack. of 5)
Exhalation valve disc (Pack. of 10)
Gasket Basis
Valve housing Basis
Head harness
Buckle
Carrier 3S (for storing mask with filter)
Prescription spectacles 3S
Special tool
AUER Disinfectant 90, 2 l
AUER Disinfectant 90, 6 l
MSA AUER tightness test kit for full face masks D 6063 705
Accessories for tightness test
Every
6 years
X
Part No.
D 2055 790
D 2055 701
D 2055 019
D 2055 810
D 2055 012
D 2055 725
D 5135 912
D 2055 812
D 2055 813
D 2055 014
D 2055 968
D 2055 709
according
to type
D 2055 038
D 2055 765
D 2055 766
D 2055 789
5