Maintenance/Presignalmaintenance

Fire-Lite MS-9200UDLS: Maintenance/Presignal

Fire-Lite MS-9200UDLS·1 view·0 field notes

What This Code Means

A device requires maintenance or a presignal delay is active.

Common Causes

  • 1Dirty smoke detector
  • 2Presignal timer running

Resolution Steps

Clean the affected smoke detector or wait for the presignal timer to expire.

Manual References(5)

Field Notes

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