Alert Code Recovery - Trane ACONT900AC43UA Service Manual

Furnace Sequences Of Operation

Alert Code Recovery

On power up, last 4 Alerts, if any, will be flashed on the Red
Alert LED. The newest Alert detected will flash first and the
1
oldest last. There will be a 2 second delay between Alert Code
flashes. Solid Red LED error codes will not be displayed.
The Green BM LED will be on solid when the control is
2
powered. The Green status LED indicator light will operate as
shown in the table. The Red LED will only flash when a fault is
present.
NOTE:
Use the flash code menu for detail of the alerts. Alert codes
also are displayed on the User Interface menu using a de-
scriptive text message and on the comfort control display
using an alert code number. A complete list of the alert
codes is included with the comfort control.
GF - A 18
Alert Code Recovery