Patent ID: 8096169

Claim:
An apparatus for testing the integrity of a mechanical face seal that seals around a rotatable shaft of a submersible seal assembly, the apparatus comprising: a liquid reservoir having a body; a guide adapter connected to the body and having an opening extending therethrough, the guide adapter adapted to connect to a portion of the submersible seal assembly containing the shaft seal; a shaft adapter connected to the body, the shaft adapter having an opening extending therethrough coaxial with the opening in the guide adapter; a test shaft extending coaxially through the openings for engagement with the shaft of the seal assembly; the opening in the guide adapter being larger in diameter than the test shaft and being in communication with the reservoir to communicate liquid from the reservoir to a first side of the seal; and the body having a transparent portion to observe any gas bubbles that might migrate from the first side to the second side of the seal in response to gas pressure being applied to the second side of the seal.