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DIRTY 2maintenance

Notifier NFS-320: DIRTY 2

Notifier NFS-320·1 view·0 field notes

What This Code Means

The detector requires cleaning immediately and is a false alarm risk.

Common Causes

  • 1Heavy dust accumulation
  • 2Neglected maintenance

Resolution Steps

Clean the detector immediately.

Manual References(2)

Field Notes

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Related Codes

Photo/CO (P Sup)Indicates activation of the Photo element of a detector, which triggers the SUPERVISORY LED.Low Chamber valueThe detector chamber value has dropped below the allowed limit.Photo/COIndicates activation of the Photo, Heat, or CO element of a detector.Photo/CO (C Sup)Indicates activation of the CO element of a detector, which triggers the SUPERVISORY LED.Maintenance AlertIndicative of dust accumulation that is near but below the allowed limit.

Related Questions

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