CONTOUR
8
Promask PP Facemask
3. PRE-USE AND
MONTHLY CHECKS
3.1 CHECK APPARATUS
Contour must be clean and in good
condition. Check that all hose retaining
press-studs (if fitted) are closed. Fully
slacken the waist-belt and shoulder
straps ready for use.
3.2 REPLACING CYLINDERS
WARNING:
On Duo models, always fit matching,
fully-charged cylinders.
1. Close the cylinder valve (on Duo
Sets, close both cylinder valves).
2. Open the facemask bypass to vent
the system.
3. Undo the cylinder connector(s).
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