MSA AUER
MSA
Use
Advantage 400
9
GB
2.3
Valve replacement
Advantage 410
The valve disc of the exhalation valves and the valve disc and gasket of the inhalation valve can
be exchanged. The Maintenance Valve set 410 [10097882] and the
Advantage 410 Maintenance Kit [10097885] contain all necessary valves.
(1) Remove the filter.
(2) Pull off the protective caps of the exhalation valves.
(3) Pull out the old inhalation valve [gasket and valve disc].
(4) Snap-in the new valve gasket and check the correct fit of the valve gasket from inside.
(5) Button in the new valve disc on the valve gasket.
(6) Remove the old exhalation valve discs.
(7) When attaching the new valve discs, they have to audibly and visibly snap into place.
(8) Re-attach the valve protection caps.
Advantage 420
The valve disc of the exhalation valve and the valve discs of the inhalation valves can be
exchanged. The Maintenance Valve set 420 [10097883] and the
Advantage 420 Maintenance Kit [10097886] contains all necessary valves.
(1) Remove the filters and pull off the yoke.
(2) Remove the old exhalation valve.
(3) When attaching the new exhalation valve, check the correct fit of the valve disc from inside,
it has to audibly and visibly snap into place.
(4) Remove the old inhalation disc valves and button in the new ones from inside.
2.4
Strap replacement
When replacing the straps, make sure to thread them correctly for either drop-down or
non drop-down use.
Note the correct position of the valve protection caps, they only fit in one position.
