Inspection And Periodic Maintenance; Cleaning Disinfection; Tightness Test With Test Equipment - Dpi Sekur SFERA Manuel D'utilisation Et D'entretien

7.1

Inspection and periodic maintenance

The user must ensure that the respiratory protective device is periodically checked as
indicated in the user's manual supplied by the manufacturer.
EN
Operation to be carried out
Cleaning and disinfection
Visual inspection:
 Presence of scratches or
cracks on the visor
 Visible signs of overheating
(2)
 Cuts or cracks on the rubber
 Presence and integrity of the
check valves
 Presence and integrity of the
gasket on
connector
 Presence and integrity of the
inhalation
valves
 Hand pull the head harness
and check integrity
Static seal test in negative
pressure (3) and in positive
pressure (4) by the user
Tightness test
equipment
Replacement
gasket (5), check valves, head
harness, gaskets
Replacement of inhalation and
exhalation valves (6)
Replacement of the speech
module
Check of the thread of the
connector with plug gage
Legenda:
(1) Even in absence of use, unless it has been stored in airtight package.
(2) Only if exposed to heat sources.
(3) The test consists in checking that are not noticed leakages through the mask after
donning it, closing the inhalation inlet with the palm of the hand and building a negative
pressure by attempting to inhale.
(4) The test consists in checking that are not noticed leakages from the mask while keeping
breath after donning it complete of the breathing apparatus with the cylinder valve
open and the demand in breathing mode.
Before
Release
for use
the threaded
and exhalation
X
with test
of: inhalation
Prior After Every 6
each use months
use
X
X X X
X
20
Every Every 2 Every 6
year years years
X (1)
X (1) X
X
X
X(7) X
X