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9.2 DON THE NEPTUNE III FULL FACE MASK
Adjust the equalization system to fit perfectly your need and test it on your face until you feel completely
comfortable. Check that the 3D equalization system is properly secured.
1
Pressurize the Neptune III as previously described in section 9.1 leakage and function test.
Pull the head harness straps out as far as possible extending the head harness straps.
Don the NEPTUNE III mask by grasping the lower two head harness straps and pulling the head harness
over your head. (MAKE SURE CYLINDER IS OPEN AND/OR THE SURFACE AIR VALVE (SAV) IS OPEN OR
COMMUNICATION PORT IS OPEN TO ALLOW AIR IN).
Make sure that the orinasal cup fits properly and is not dislodged. Failure to do so may result in
high CO
levels which will increase the breathing rate, cause panic, and may even lead to fatal
2
accident.
2
Completely pull down the central part of the strap and adjust the 6 straps, middle ones
first, than bottom ones and finally the top ones.
NEPTUNE III Package Owner's Manual rel. 2.1
Neptune III How-to
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