ADVANTAGE 4000 FACEPIECE
13. Install the exhalation-valve cover.
Note:
If the exhalation-valve cover does not fit, rotate the
adapter clockwise a few degreees and try again.
14. Snap exhalation-valve cover shut.
Installing the Lens
Single Port Lens, 4100-S
10084808
Single Port Lens, 4100-H
10074738
1. Check the groove for dirt or debris that could interfere
with a good seal.
2. Align the lens center mark with facepiece centerline
and insert the top of the lens into the groove.
4. Ensure that the groove fully captures the lens.
Installing the Lens Rings
Upper Lens Ring
10073460
Lower Lens Ring
10073461
1. Put Phillips head screws into the flanges.
2. Install the top lens ring.
11
MSA 9011 (L) Rev. 0 - 10104243
