Head Cushion And Chin Cushion - Kirby Morgan 77 Operation And Maintenance Manual

8.14 Head Cushion and Chin Cushion

8.14.1 Head Cushion Foam
The head cushion foam must be replaced when the
foam begins to crumble. Order Replacement Foam
Kit (Part #510-672). A loose head cushion will cre-
ate a sloppy fit to the helmet and cause discomfort
to the diver.
8.14.2 Chin Cushion Foam
Like the head cushion, the foam in the chin cushion
must be replaced when the foam begins to crumble.
The foam for the chin cushion is included when the
kit for the head cushion is ordered.
The head cushion foam is easily replaceable.
The chin cushion.
© ⅯⅯⅩIⅡ Kirby Morgan Dive Systems, Inc. All rights reserved. Document # 130318003
WARNING
A loose fitting head cushion will cause
poor oral/nasal mask fit resulting in CO
buildup in the helmet. This condition
could lead to a build up in CO
capnia), possibly resulting in uncon-
sciousness, serious injury or death.
Note: If the head moves, the helmet should follow.
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