A Rumble in the Cylinder

 is a Sunless Skies Random Event.

Story description
''What began as a rattle grew to a rumble, and now it roars and shakes in your locomotive's cylinder like caged thunder. ''

''The steel radiates searing heat. A pressurised whistle climbs in shrillness. Steam jets from seams in the metal. The engineering crew back nervously away.''

Trigger conditions
Crew ≥ 1 ≤ Minimum Safe Manning Number/2, In Combat ≤ 0, Location: The High Wilderness Area: The Sky Frequency: Low Crew (100%)