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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

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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