HVAC & Refrigeration
What Blocked These Heat-Exchanger Tubes? Open shell-and-tube heat exchanger on a workbench with heavy visible deposits across the tube openings.
Hydraulics & Steering
What Do These Manifold Labels Control? WESMAR hydraulic manifold with labeled circuits, connected hoses, and fittings.
Rigging & Sailing
Why Inspect the End of a Bowsprit? Bowsprit end on supports with visible material deterioration at the exposed end.
Mechanical & Engines
What’s Missing From This Engine Block? Four-cylinder engine block viewed from above with pistons visible in the outer cylinders and the inner cylinders open.
Electrical & Power
What Connects This Marine Power System? Marine electrical installation with Victron equipment, an EG4 component, and routed heavy DC conductors.
Electronics & Navigation
What Controls This Autopilot Actuator? Raymarine actuator control unit mounted beside routed wiring, hose, and adjacent equipment.
