4. Push the airline couplings together
and pull back the CEN collar to
disconnect the hose from the pigtail.
5. Open the DV bypass to vent any
compressed air from the facemask.
6. Fit the dust cap on the pigtail CEN
coupling.
7. Release the waistbelt and leg strap
and remove the apparatus.
8. Clean and check the apparatus in
accordance with Section 6: Cleaning and
Scheduled Maintenance before returning
it to service.
6. CLEANING AND
SCHEDULED
MAINTENANCE
6.1 FACEMASK
CAUTION:
DO NOT allow water to enter the
Demand Valve. Fit the yellow DV
dust cap.
Use ONLY specified substances
and methods to clean the
apparatus.
DRY thoroughly before storage.
1. Pull the DV red release catch and
disconnect the DV.
2. Wash the facemask in a hand-hot
solution of Distel
TM
and water.
3. Rinse the mask thoroughly in clean
running water, paying particular attention
to the exhale valve.
4. Dry the mask thoroughly at room
temperature. DO NOT expose to high
temperatures or direct sunlight.
5. When dry, wipe the facemask seal
with Distel
TM
disinfectant wipes.
6. Check that the inhale valve flaps
are not damaged or distorted.
7. Replace Visorguard (Article
Number 1031836).
8. When the mask is dry: polish the
visor with a soft, clean, lint-free cloth and
replace the Visorguard. Slacken the
head harness ready for use.
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