Unimig P1004 Operating Manual page 11

WARNING!
Leave the contaminated area immediately if:
A) Any part of the system becomes damaged.
B) Airflow into the helmet decreases or stops.
C) Breathing becomes difficult.
D) Dizziness or other distress occurs.
E) You taste or smell contaminants or an irritation occurs.
F) At very high work rates, the pressure in this PAPR device may become negative at peak
inhalation flow.
5.3 Fitting
• Adjust the waist belt and dual shoulder strap size, so that the P1004 unit sits easily and is
accessible and comfortable on your hips.
Pull down the faceseal ring and put on the head top. Adjust the headgear to suitable tightness
•
so that it will be stable on the head. The tightness of headgear can be adjusted by pushing
and turning of the adjusting knob. See FIGURE 11 for details.
• Put on the helmet and adjust the headgear to suitable tightness so that it will be stable on the
head.
• The face seal should rest against your face, with a comfortable pressure on your temples.
• If the face seal doesn't make contact with your face, you will not get sufficient sealing needed
to offer the correct protection factor.
•
Check that the facial unit is stable on the head and has no moving parts.
Turn on the system and check there's no abnormal noise and no air leakage.
Figure 11
11