INDICATOR LEVEL 69M-15361-00

Function and technical context

This level indicator is an essential component of the engine thermal monitoring system, allowing the operator to monitor in real time the status of the coolant fluid in the fresh or salt water circuit. It integrates directly into the refrigeration line, providing an instant visual reading of the volume of refrigerant available to maintain optimal operating temperature ranges. Accurate detection of the coolant level is critical to prevent overheating of the cylinder block, avoid accelerated corrosion of the internal galleries and protect the system from possible catastrophic failures that result in seizure of vital components.

When to replace this part?

Level indicators deteriorate with characteristic symptoms such as erratic readings, constant or intermittent oscillations of the indicator needle, or complete absence of indication even when the coolant level is correct. It is recommended that the functional condition of the gauge be inspected during each seasonal maintenance check, particularly after prolonged periods of inactivity or intensive saltwater boating, where corrosion and mineral deposits can affect the accuracy of the reading. A preventive replacement in the event of anomalous behavior guarantees the reliability of thermal monitoring throughout the navigation season and avoids unwanted surprises at sea.

Equivalent manufacturer part numbers