The 3M Versaflo TR-300 series of powered air respirators have to be maintained to retain their full protection levels. It is important to carry out regular checks and maintenance on any powered and supplied air respirator and to use genuine parts and accessories available from Camlab.
This 3M video is a useful resource and steps you through the assembly and maintenance of the system. A handy poster is also available listing all the part numbers of the spares and accessories available for optimal maintenance of the versaflo system.
TR-300 powered air turbo unit
Some of the Spares from the comprehensive list available:
Economy battery pack TR-330 (now discontinued)
Request a brochure on the 3M Versaflo series of powered respirators