Last Updated
：2025/11/30
jacking gear
（ plural ）
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A device, placed on the shaft of an engine, or the rotor of a turbine, allowing it to be slowly turned manually
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jacking gear
Before routine maintenance, the engineers engaged the jacking gear to slowly rotate the turbine shaft and relieve bearing loads.
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Before routine maintenance, the engineers engaged the jacking gear to slowly rotate the turbine shaft and relieve bearing loads.
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