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Kidde FX-5: NAC trouble

Kidde FX-5·0 views·0 field notes

What This Code Means

A Notification Appliance Circuit (NAC) has a wiring fault.

Common Causes

  • 1Open circuit or missing EOL resistor
  • 2Short circuit in notification appliance wiring
  • 3Grounded NAC wire

Resolution Steps

Inspect NAC wiring for opens or shorts. Verify the EOL resistor is present and of the correct value. Check for pinched wires behind notification appliances.

Manual References(2)

Field Notes

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Related Codes

DACT Delivery TRThe dialer failed to successfully deliver a message to the central monitoring station receiver.Battery BadThe standby battery has failed a load test and is no longer reliable.RRM(s) disabledOne or more FSRRM24 remote relay modules have been manually disabled.Ground FaultThe panel detected an unintended electrical path between the system wiring and earth ground.Supervisory zone activeA device on a supervisory circuit (such as a tamper switch) has been activated.

Related Questions

How do I configure the Kidde FX-10 to pair IDC zones for Class A wiring?What is the difference between Abort Mode 1 (UL 864) and Abort Mode 3 (IRI) on the Aegis 2.0?How do I set up zone-specific NAC activation on the FX-10 so that only certain horns/strobes activate for specific zones?
All FX-5 trouble codesFX-5 panel page