ACS FAULTtrouble
Fire-Lite MS-9200UDLS: ACS FAULT
Fire-Lite MS-9200UDLS·1 view·0 field notes
What This Code Means
Communication failure with an ACS Annunciator device.
Common Causes
- 1Wiring fault on the ANN-bus
- 2Incorrect annunciator address
- 3Loss of power to the annunciator
Resolution Steps
Check the ANN-bus wiring for opens or shorts. Verify that each annunciator has a unique and correct address programmed.