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ADVANTAGE 4000 FACEPIECE

6. Firmly press the retainer into the slots until it 

engages fully.

7. Push both springs into the button.

8. Install the button.

9. Insert the adapter, press and rotate counter-clockwise

until it drops into place.

10. Carefully stretch the valve disc onto the post.

11. Install a new O-ring.

12. Turn the component housing over. Press and 

rotate the adapter counter-clockwise until the 
notch (see detail) is at 9 o’clock.

Notch

10

MSA 9011 (L) Rev. 0 - 10104243

9

Summary of Contents for AirHawk II

Page 1: ...Advantage 4000 Facepiece AirHawk II Air Mask MAINTENANCE AND REPAIR MSA 9011 L Rev 0 MSA 2009 Prnt Spec 10000005389 I Mat 10104243 Doc 10104243...

Page 2: ...55 Hycar Faceblank Small 10073459 Hycar Faceblank Medium 10073457 Hycar Faceblank Large 10083926 Silicon Faceblank Small 10083925 Silicone Faceblank Medium 10083927 Silicone Faceblank Large 3 10028302...

Page 3: ...ADVANTAGE 4000 FACEPIECE 3 MSA 9011 L Rev 0 10104243 2 4 5 6 7 8 9 10 11 12 14 13 13 15 16 17 18 19 20 21 22 25 23 24 26 Christo Lube 3 5a 3a...

Page 4: ...ps 2 Remove the bottom strap a Slide the metal tab off the button b Remove the button Removing the Adapter Clips 1 1 Use the blade of a flathead screwdriver to pry the adapter clips from the lens ring...

Page 5: ...ad screw driver to pry the lens rings apart Carefully rock the screw driver up and down until you can remove either half by hand a Fold the facepiece blank and remove the lens Removing the Adapter Ass...

Page 6: ...oose 6 Lift and continue turning to remove the adapter 7 Remove the locking button Be careful not to lose the springs 8 Remove the exhalation valve spring retainer 9 Remove the ehalation valve spring...

Page 7: ...ttom of the inlet housing to remove it 3 Remove the nosecup 4 Use the O ring removal tool to remove and discard the small O ring Note Be careful not to scratch the O ring groove 5 Remove and discard t...

Page 8: ...k valve stem through the inlet check valve seat until the disk lays flat 3 Stretch the nosecup around the inlet check valve seat Ensure that the nosecup captures the inlet check valve seat fully Assem...

Page 9: ...10061994 Exhalation Valve 10061995 Exhalation Spring 10081456 Spring Retainer 10061998 Exhalation valve Cover 10061974 Push to Connect Adapter 10061978 O Ring 10065031 Inhalation Valve 10065085 Spring...

Page 10: ...all the button 9 Insert the adapter press and rotate counter clockwise until it drops into place 10 Carefully stretch the valve disc onto the post 11 Install a new O ring 12 Turn the component housing...

Page 11: ...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...

Page 12: ...alternate between the left and the right screws until gaps are closed Installing Buttons Head Harness Button 2 req d 10025288 1 From the inside press the rounded end of the button through the hole Ins...

Page 13: ...talling Adapter Clips and the Cloth Head Harness Right Adapter 10028302 Left Adapter 10027774 Cloth Head Harness 10075903 Note The letters L and R on the adapter clips identify left and right from the...

Page 14: ...ADVANTAGE 4000 FACEPIECE 4 Install the harness and adapter clip 5 Press the adapter clips onto the lens ring until they engage fully 14 MSA 9011 L Rev 0 10104243...

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