Vacuum Valve
Your housing features a Vacuum Valve to check watertightness before
a dive. Use of the vacuum valve requires a pump, sold separately.
DO NOT remove Vacuum Valve Plug unless you are plugging
»
in a Vacuum Pump.
DO NOT submerge the housing without the vacuum valve
»
plug installed. The housing will NOT be waterproof without the
vacuum valve plug installed.
Accessory Port
Your housing features one 1/2-20 threaded Accessory Port which
may be used for attachment of factory optional or aftermarket housing
accessories. Visit ikelite.com for an updated list of factory optional
accessories
8
Vacuum Valve
Nut
Vacuum Valve
Plug