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10 CLEANING AND MAINTENANCE
Regulations state that respirators must be regularly cleaned and disinfected.
Furthermore, respirators that are used by more than one person must be cleaned and
disinfected after each use.
CAUTION!! SERVICE BEYOND THE FOLLOWING PROCEDURES MUST BE HANDLED BY A HOLDER OF AN
INTERSPIRO SERVICE CERTIFICATE!
10.1 AIR SUPPLY
1. Check that the positive pressure is turned off.
IMPORTANT! CHECK THE PRESSURE ON THE CYLINDER PRESSURE GAUGE AND OPEN THE CYLINDER VALVE
BEFORE CLEANING THE APPARATUS. THE AIR PRESSURE IN THE CYLINDER PREVENTS WATER FROM ENTERING
THE REGULATOR.
2. Clean the apparatus with a brush and Georgia Steel FG350 Fresh Gear cleaner/
disinfectant or Interspiro p/n 32447-05 BA Manual cleaner 5L. The S9 mask with
breathing valve, HUD, BAC and DDU with mechanical warning whistle should not
be immersed.
CAUTION! DO NOT USE BLEACH OR SOLUTIONS CONTAINING BLEACH AS IT CAN DEGRADE KEVLAR AND/
OR RUBBER PARTS.
3. Look for bubbles indicating leaks. Any leakage should be repaired by
INTERSPIRO or an authorized Service Agent.
4. Wash the apparatus, the gauge and the warning device thoroughly, using a brush
if necessary to remove heavy dirt. The HUD, BAC and DDU can be cleaned with
a damp cloth and warm water. Do Not use cleaning solvents.
5. After cleaning, rinse in clean water.
6. Close the cylinder valve. Turn on the positive pressure to vent the system.
7. Let the apparatus dry.
8. Change to a fully charged cylinder.
10.2 FACE MASK
1. Unscrew the handscrew on the speech cone. Pull out the screw and turn the
speech cone away.
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