DOCS-010 Manual, SeaBotix Inc. Users, 200 Series ā 18 Mar 09 - Rev B - Page 13 of 52
The following page outlines the procedure for performing a vacuum seal check on the
primary LBV housing.
Step 1
Place the LBV on the table with the vacuum check valve
facing you.
Step 2
Remove the Phillips pan head seal screw from the vacuum
valve.
Step 3
Connect the vacuum hose and ensure that the fitting is snug.
CAUTION: Do not over tighten the seal screw as it could
damage the sealing o-ring.
Step 4
Pull vacuum to 10 inches of mercury and hold for 10 minutes
(watch for loss of vacuum). The gauge should read the
same after 10 minutes.
Step 5
Remove the vacuum tube.
Step 6
Insert and tighten the Phillips pan head seal screw into the
check valve.
CAUTION: Do not over tighten the seal screw as it could
damage the sealing o-ring.
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