MASTER BOX TROUBLEtrouble

Notifier NFS2-640: MASTER BOX TROUBLE

Notifier NFS2-640·0 views·0 field notes

What This Code Means

A TM-4 connected to a municipal box is in trouble.

Common Causes

1Fault in the TM-4 module
2Wiring issue between the TM-4 and the municipal box
3Trouble condition at the municipal box

Resolution Steps

Inspect the TM-4 module and its connection to the municipal box to identify and correct the fault condition.

Manual References(2)

1notifierNFS-640Operations2003Open

2notifierNFS2-640Operations2013p. 74Open

Field Notes

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Related Codes

TROUBLA status banner displayed on the LCD indicating that the control panel has detected an electrical fault or a functional issue with a system component or device.INVREPThe device has returned a response to the panel that the panel did not expect.FREEZE WARNINGThe temperature read by a Heat+ or Acclimate Plus™ detector has dropped below the low-temperature threshold, typically 40°F (4.44°C).MASTER BOX NO ANSWERA TM-4 transmitter module connected to a municipal box is not responding to the control panel.STYLE 6 POS. LOOP xThere is an open circuit on the positive side of loop x.

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