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LO VALtrouble

Notifier NFS-320: LO VAL

Notifier NFS-320·1 view·0 field notes

What This Code Means

The detector chamber reading is too low or internal elements are failing.

Common Causes

  • 1Detector chamber failure
  • 2CO/IR element failure (CLIP mode)
  • 3Freeze warning

Resolution Steps

The detector must be removed and replaced by an authorized service representative.

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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