We almost lost the boat's engine 😱 Our worst nightmare (Vlog 124)

Name: We almost lost the boat's engine 😱 Our worst nightmare (Vlog 124)
Uploaded: 2026-05-22T18:00:17.000Z
Duration: 32 min 37 s
Description: A blocked deck drain caused water to back up through an anti-siphon loop into a Yanmar engine.

22. mai 2026 · 32 min · 9K visninger · Fidji

Mechanic inspects saltwater-damaged engine aboard wooden cruiser

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A 4-cylinder Yanmar diesel engine on a cruising sailboat suffered water intrusion after a deck drainage line became obstructed by debris.14:04 The blockage caused water to back up through an anti-siphon loop and into the engine cylinders.17:00 Upon discovery, the owners found the engine would not turn over and observed water exiting the exhaust system.8:09 A mechanic disassembled the engine to inspect for internal damage, specifically checking for bent connecting rods.9:14 While the cylinders showed minor surface corrosion from the water exposure, the internal components remained intact and the engine did not require removal from the vessel.10:52 The mechanic cleaned the cylinders and treated them with oil to prevent further degradation.14:20 The owners plan to install a plug in the deck drain during future storage periods to prevent similar blockages from leaves or debris.22:03 The incident highlights the importance of maintaining clear deck drainage paths to protect the engine's anti-siphon system.