3M Versaflo TR-300 PAPR Manual page 16

3M™ Versaflo™ Powered and Supplied Air Respiratory Systems
TR-300 PAPR Airflow Check (slide 2 of 2)
4. With the airflow indicator in a
vertical position, ensure that the vertical position ensure that the
bottom of the floating ball rests
at, or above, the minimum flow
mark. Airflow indicator must be mark Airflow indicator must be
in the vertical position for an
accurate reading.
5 5. If the airflow indicator ball fails to If the airflow indicator ball fails to
rise at or above the minimum
flow level, do not use the unit.
Refer to the TR 300 User Refer to the TR-300 User
Instructions and/or Trouble-
Shooting Guide, or contact 3M
Technical Service. Technical Service.
16
© 3M 2011. All Rights Reserved. Rev 1
( )