3S Full Face Mask – Negative Pressure
12
Maintenance
GB
4.4
Disinfection by Hand
(1)
Disassemble and clean the mask (see chapter 4.3).
(2)
Disinfect the mask using recommended disinfectant. Please observe the user instruction for the
disinfectant.
(3)
Thoroughly rinse mask in running water.
(4)
Dry mask and components and reassemble mask in reverse order.
(5)
Perform a tightness test (see chapter 5.5).
5
Maintenance
5.1
Maintenance Instructions
This device should be regularly checked and serviced by trained specialists. Inspection and service
records must be maintained. Always use original parts from MSA.
Repairs and maintenance must be carried out only by authorised service centres or by MSA. Changes
to devices or components are not permitted and will result in loss of approval.
MSA is liable only for maintenance and repairs carried out by MSA.
5.2
Maintenance Intervals
*)
For a 2-year interval cleaned and disinfected masks have to be stored airtight. Otherwise masks
should be cleaned and disinfected at least semi-annually. After each cleaning and disinfection the
facepiece must be checked.
**)
For airtightly packed facepieces, which are not exposed to increased climatic and mechanical stress
[for example transport on vehicles], this interval can be extended to 2 years.
Clean the mask before disinfecting.
Use a disinfectant according to the user instructions on this CD/DVD.
MSA recommends the following maintenance intervals. If necessary considering the
usage, tasks may be at even shorter intervals than indicated.
Observe national laws and regulations!
If in any doubt, ask your local MSA contact person.
Work to be
Performed
Maximal Intervals
Before use After Use
6-monthly
Two
years
Four
years
Six
years
Cleaning and Disin-
fection
*)
X
X
*)
Visual, Functional
and Tightness
Check
**)
X
X
**)
Replacement of the
exhalation valve
disc
X
Replacement of the
Speech Diaphragm
X
User check
X
