Shaft Seal Cruising Tips – On Deck
SHAFT SEAL SQUEALI was powering at low rpm when my wife asked, “What is that high-pitched sound?” I thought it was a belt, but when I went below and looked in the engine box all seemed fine. The noise seemed to be coming from behind the engine, so I lifted the small hatch over the PSS (Packless Sealing System) unit and found that the shaft, boot, and clamps were too













