User manual

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1. Remove the anti-freezing cover. The anti-
freezing caps are mounted inside.
2
. Make sure that the anti-freezing caps are
internally free of water.
3
. If they contain water, the unit must be
inspected and, if necessary, serviced by a
service technician approved by Interspiro.
4
. Check that the anti-freezing caps have not been damaged. If damage is detected or suspected, the
anti-freezing caps must be replaced. Make sure that the anti-freezing caps are not deformed when
installing them in the base.
5
. Replace the anti-freezing caps in the anti-freezing cover.
6. Replace the anti-freezing cover in the regulator unit.
12.3.6 CONTROLLING THE VISOR
Inspect the visor of the full-face mask and look for cracks in the plastic. If there are cracks in the visor, it
must be replaced by a service technician approved by Interspiro.
12.3.7 CHECKING RUBBER AND PLASTIC PARTS
Inspect the rubber parts of the full-face mask by stretching and bending them.
Check the connection points around the buckles and metal bands. Check all plastic parts (sealing surfaces,
bayonet couplings, xing cover and screws) If there are cracks or other damage, the part in question must
be replaced.