6. BEFORE USE / FITTING
6.1 Air ow test
1
Connect the breathing tube to the
blower unit and twist it clockwise to
lock it.
2
the tube.
3
Press the ON button and maintain
the tube in a vertical position at eye
height.
4
!
WARNING
1. The airow must be tested before using.
2. If the ball can’t reach the minimum ow level, don’t use the system. Change
the lter or the battery and retest the air ow.
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