CONTOUR
17
3. Release the hand-wheel locking
mechanism and close the cylinder
valve(s).
4. Open the DV bypass knob to
depressurise the system, then turn the
bypass to OFF.
5. Release the waist-belt buckle,
slacken shoulder straps by pulling up
metal buckles and doff the apparatus.
5.2 REMOVE CYLINDER(S)
1. Close the cylinder valve(s) and vent
the pneumatics by opening the bypass.
Unscrew cylinder valve connector hand-
wheel(s).
CAUTION:
Ensure air is completely evacuated
from the Set before removing the high-
pressure hose.
2. Release cylinder band cam-lock
and remove cylinder(s) - (see Section 3 of
this Manual). Mark cylinders as empty,
store separately from charged cylinders
and return for charging.
6. AFTER USE
Contour must be cleaned and tested as
detailed in the following instructions.
6.1 CLEANING
CAUTION:
• DO NOT immerse the DV or
warning whistle in water.
• USE ONLY the specified methods
and materials. DO NOT use
bleach, solvent, detergent or
abrasive cleaners.
• Dry thoroughly, away from direct
heat and sunlight, prior to
storage.
1. Disconnect DV from the facemask.
2. Wash and disinfect the mask
thoroughly in a solution of TriGene
TM
and
warm water. See following Note.
3. Rinse the mask thoroughly in clean
running water. Pay particular attention to
flushing out the exhale valve.
4. Hang mask by its neck-strap and
allow it to dry thoroughly away from direct
heat or sunlight.
5. When dry, wipe facemask seals
with TriGene
TM
disinfectant wipes.
6. Polish the visor inside and out with
a clean, lint-free cloth and slacken the
head-harness, ready for use.
Note:
TriGene
TM
is available from Scott Health
and Safety Limited in 1 litre and 5 litre
containers under Article Numbers
2008247 and 2008248 respectively.