32
✓
remove the device from the bag by opening the two Velcro straps that hold
the cylinder as shown in Figure 3.
✓
Extract the hose from the pressure reducer side, by pushing the small blue
ring of the quick release coupling and the hose at the same time and then
pull it in the direction of the arrow, as shown in Figure 4 and in Figure 5, to
extract it.
✓
Check the condition of the pressure gauge. If you detect a damage or
irregularities in the components contact D.P.I. S.R.L. or an authorized
service centre.
✓
Check the conditions of the pressure reducer, the flexibility of the cap, that
no breaks or cracks in the hood are visible, that the screen allows a
sufficient visibility, the condition/ integrity and elasticity of the black collar
of the cap and the one of the hose as shown in Figure 6 and in Figure 7.
✓
Replace in any case the o-ring with the pin and the plastic fastener coupling
with those in the maintenance kit.
✓
Check the exhalation valve of the hood half mask, by inserting a finger
inside it as shown in figure 8. Make sure it is free to move smoothly without
clogging and is not dirt or free from deposits of salt. In such a case,
however, and every 6 years, please contact D.P.I. S.R.L. or an authorized
service centre.
d.
The devices that passed the visual inspection and the functional tests can be
recharged and subsequently restored for the "
ready for use
" condition. To
perform the charging, put the device in the stand-by mode by positioning the
pin back to its seat as follows:
✓
Remove the plastic fastener by cutting it and throwing away (fig. 9), and
replace it afterwards with the one in the kit.
✓
Take the pin and O-ring from the maintenance kit and replace as indicated
below on the pressure reducer, to restore the stand-by condition.
✓
Push the plastic road rotation ferrule towards the pressure reducer till the
activation road is hooked.
✓
Insert the straight part of the pin in the hole on the face marked in black,
as shown in figure 10 and in figure 11 and push until it clicks. The
positioning must exactly adhere to what is reported in Figure 11 to
facilitate the air flow activation when opening the bag.
e.
At this point, the pressure reducer is in a stand-by mode and you can charge
the cylinder with breathable air. The quality of air for respiratory protective
devices must conform to EN 12021.
f.
Charge the cylinder according to the following directions, paying attention to
the value of the maximum pressure of 200 bar shown in the cylinder shoulder:
Summary of Contents for 4342.8225
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