PERISCOPE MOUNT FINAL INSPECTION
EQUIPMENT CONDITION: Periscope mount on work bench or in tank
If you find a fault, tell your supervisor. If you do not
find a fault, send the good periscope mount back into
Check that all parts are clean and free from dirt, grease and corrosion.
Loosen left headrest handscrew (1) and check that left headrest assembly (2) is easy to
adjust through movement range allowed by long slot in assembly (2).
Loosen right headrest handscrew (3) and check that right headrest assembly (4) is easy
to adjust through movement range allowed by slot in assembly (4).
Depress plunger of shield operating handle (5) and check that full up and down
movement of handle causes shield (6) to operate through a full range of travel. With
shield (6) fully open and then fully closed, check that release of handle plunger (5) locks
shield (6) in that position.
Depress plunger (7) and check that lever assembly (8) can turn its shaft freely through
its complete range of travel.
Check that lever assembly (8) locks in place when turned upward all the way.
END OF TASK