Tumble dryer fire: lint ignition

  • Safety Flash
  • Published on 17 March 2021
  • Generated on 6 December 2025
  • IMCA SF 08/21
  • 2 minute read

Accumulated lint trapped inside an industrial tumble dryer onboard a Member’s vessel, overheated and ignited.

What happened?

Whilst working in the vessel laundry a steward smelt burning coming from one of the three tumble driers. The steward stopped the dryer immediately, removed the contents and observed a flame coming through from the base of the rotating drum. He extinguished the fire with a portable fire extinguisher and immediately notified the bridge.

The other dryers in the laundry were subsequently isolated to inspect their filters which were found to be clean.  A small amount of scorched lint was found trapped between the drum and the drum casing in the dryer: this lint had ignited.  The gap between the drum and casing of the two other dryers was found to be clean.

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Actions and lessons learned

Our Member drew some key lessons learned and preventive measures from this event:

  • Confirm that everyone understands that they should raise the alarm before attempting to tackle a fire.

  • Systems for fire prevention, detection, protection and extinguishing, should be communicated to all crew during vessel inductions and that information regularly reinforced thereafter.

  • A review of manufacturer’s user guides to support operation and planned maintenance of tumble dryers – assessing where appropriate additional measures required to reduce the risk arising from operational use.

  • Take extra care when assessing the condition of filters within tumble dryers – it is more difficult to identify any passing or obstructions beyond filters.

  • Ensure that the design of the tumble dryer filters, drums and exhaust ducting enable sufficient access to allow for cleaning and removal of build-up of material.

  • Ensure all personnel are familiar with operations, maintenance and emergency procedures for equipment and machinery they are operating.

IMCA notes: tumble dryer fires have potentially very serious consequences, particularly in a ship. Please review the Related Safety Flashes below.

Members may also wish to refer to IMCA M119 Fires in (DP) vessel.

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