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- Third Assistant Engineer (Steam-Motor-Gas Turbine Plants (Unlimited)) »
- Q532 - Motor Plants II
113. Fusible plugs are installed in fire-tube boilers to ________.
Fusible plugs in fire-tube boilers are safety devices that warn of dangerously low water levels. When water coverage is lost, the plug melts, releasing steam and water to alert the engineer. This prevents overheating and potential damage to the boiler.
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