12 Maintenance
Maintenance works
Page
12 - 16
MB-20-G/MB-200G-W_MB-LABmaster_MB-200 MOD_TP700
Operating Manual - V5.0 - 04/2018 - STD
► Secure the new glove with a new O-ring on the
outer notch of the gloveport feedthrough.
► Unload the old glove.
Recommissioning
After exchanging gloves, unwanted oxygen and moisture remains:
► Purge the inert gas box manually (refer to chapter Inertisation [}8 - 3]).
ð As soon as the oxygen and moisture content is less than 100ppm, the box may be
put back into circulation operation.
► Dispose of used gloves (refer to chapter Decommissioning [}12 - 21]).
12.6.3 Particle filter
A dirty box filter can contaminate the box atmosphere, damage the process materials and
increase the differential pressure of the blower!
► Replace dirty filters in time.
► Do not reuse used filters!
According to the degree of exposure of substances used in the system, it is recommen-
ded to regulate the procedure of filter changing in a standard operation plan (SOP).
Preparation
► Place a new filter in a closed container.
► Load the container into to box.
► Take the new filter out of the container to make place for the used filter.
If toxic or harmful substances are used in the sys-
tem:
► Carefully pull out the used filter unit.
► Place the used filter into the container and seal
it.
► Unload the filter and dispose of it properly.
► Carefully remove loose particles from the box.
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