Search Fire Alarm Questions for "System Trouble"

How do I clear a ground fault trouble on the Kidde FX-5 when the Ground Fault LED stays lit?

To clear a Ground Fault, you must identify and remove the physical short between the panel circuitry and earth ground (Page 2) [1]. The panel will remain in a...

Kidde FX-5Answered2mo ago109 views

How are the VISTA-128FBP bell output circuits wired and what supervision method does the system use to detect an open or short?

I couldn't find the specific wiring instructions or the supervision method (such as resistor values) for the bell output circuits in the provided manuals. The...

Honeywell VISTA-128FBPAnswered3mo ago111 views

What is the purpose of the BCM-12A-C battery charger module on the MXL, and how many batteries does it support?

The BCM-12A-C is a Battery Cutoff Module (not a charger) that automatically disconnects the system batteries if they discharge below the "Low Battery" system...

Siemens MXLAnswered3mo ago81 views

What is the purpose of zones 970 and 971 on the VISTA-128FBP?

Zones 970 and 971 are system trouble zones used to monitor the panel's Notification Appliance Circuits. Specifically, zone 970 represents Bell 1 Output and...

Honeywell VISTA-128FBPAnswered3mo ago92 views

What does a ground fault trouble indicate on the VISTA-128FBP and how do I locate it?

A ground fault is indicated by a CHECK or TRBL message on the keypad accompanied by zone 972, which specifically denotes an Earth Ground Fault (Page 60) [1]....

Honeywell VISTA-128FBPAnswered3mo ago93 views

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