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Secondary C. Communications Fault
trouble

Fire-Lite MS-5024

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What This Code Means

The Digital Alarm Communicator Transmitter (DACT) failed to communicate with the secondary central station.

Common Causes

  • 1Incorrect central station phone number
  • 2Wrong account format programmed
  • 3Excessive line noise
  • 4Receiver failure at central station

Resolution Steps

Verify the secondary phone number and account settings in programming. Test the phone line for noise or interference.

Manual References(4)

Field Notes

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Related Codes

Bell 1 circuit faultA fault condition (open or short) exists on Notification Appliance Circuit 1.Annunciator FaultCommunication has been lost between the main control panel and a remote annunciator.Ground faultThe control panel has detected that a supervised circuit, such as a zone or NAC, is in contact with earth ground.AC Loss (shown only when requested)The AC ON indicator turns off and the trouble LED turns on when the AC line voltage drops below the Low Line threshold.DrillThe fire drill function has been manually activated to test notification appliances.

Related Questions

How do I perform a walk test on the MS-5024 without triggering a full alarm?How do I set zone types on the MS-5024?What is the maximum SLC loop capacity of the MS-5024, and which Fire-Lite detectors and modules are compatible?
All MS-5024 trouble codesMS-5024 panel page