Apr Adapter; Air Filtration Cartridge(S)/Canister; Before Use; Respirator Use Limitations - MSA G1 Operating Manual

US
4.3

APR Adapter

4.3.1 Single Port
Examine the APR adapter for cracks, scratches, deformation, or color changes.
Examine the adapter gasket (green), O-ring, and seal ring for wear or damage.
Remove the adapter cover to examine the exhalation valve. Make sure that the valve moves off the seat and returns when
released.
Examine the Rd 40 threads for damage.
4.3.2 Twin Port
Examine the APR adapter for cracks, scratches, deformation, or color changes.
Examine the adapter gasket (orange), O-ring, and seal ring for wear or damage.
Remove the adapter cover to examine the exhalation valve. Make sure that the valve moves off the seat and returns when
released.
Examine the bayonets for damage.
4.4

Air Filtration Cartridge(s)/Canister

4.4.1 Single Port Cartridge(s)/Canister
Examine the air filtration cartridge(s)/canister for cracks, scratches, deformation, or color changes.
Examine the Rd 40 threads for damage.
Look at the label on the air filtration cartridge(s)/canister to make sure that the shelf life has not expired.
4.4.2 Twin Port Cartridges
Examine the air filtration cartridges for cracks, scratches, deformation, or color changes.
Look at the label on the air filtration cartridge to make sure that the shelf life has not expired.
4.4.3 OptimAir TL PAPR
Refer to the OptimAir TL user instructions (PN 10077289) for NIOSH approval information and Cautions and Limitations.
5

Before Use

5.1

Respirator Use Limitations

WARNING!
• An approved professional must supply an applicable change-out schedule for air filtration cartridges/canisters, unless
the cartridges/canisters have an end-of-service-life indicator. The change-out schedule must include all factors that have
an effect on respiratory protection, including work practices and other conditions that are specific to the users'
environment.
15 G1 APR Facepiece
5 Before Use