CB780E/CB784E RELAY MODULES WITH VALVE PROVING
32-00150—03
34
750-234
Expanded Annunciator Messages (See Table 12)
The Expanded Annunciator (EA) might or might not be connected because it is an optional device. If the EA is not
connected, a display message of “(EA not connected)” will be shown. If the EA is connected, display messages will be
shown, see Table 12 and CB780E/CB784E System Annunciation Diagnostics and Troubleshooting, Bulletin Number CB-
7802, Table 6 and 7, for fault codes. When accessing Expanded Annunciator Messages, follow the same operations as
used with the Selectable Messages.
a
Expanded Annunciator Diagnostic Current Status Messages can be reviewed in CB780E/CB784E System Annunciation
Diagnostics and Troubleshooting, Bulletin Number CB-7803.
Table 12. Expanded Annunciator Messages.
Selectable Message
(Second Line)
Display Value
(Second Line)
First Line
Message
Expanded Annun.
Expanded Annunciator (EA not connected)<
Current status (CS:)
a
EA Message<
Valve Closure (Valve Close)
T4 1 or 0<
EA
Burner Switch (Burner Sw.)
T5 1 or 0<
EA
Operating Control (OperControl)
T6 1 or 0<
EA
Auxiliary Limit (Aux Limit 1)
T7 1 or 0<
EA
Auxiliary Limit (Aux Limit 2)
T8 1 or 0<
EA
Low Water Cutoff (LWCO)
T9 1 or 0<
EA
High Limit (High Limit)
T10 1 or 0<
EA
Auxiliary Limit (Aux Limit 3)
T11 1 or 0<
EA
Oil Selection Switch (Oil Select)
T12 1 or 0<
EA
High Oil Pressure Switch (HiOilPres)
T13 1 or 0<
EA
Low Oil Pressure Switch (LowOilPres)
T14 1 or 0<
EA
High Oil Temperature Switch (HiOilTemp)
T15 1 or 0<
EA
Low Oil Temperature Switch (LowOilTemp)
T16 1 or 0<
EA
Atomizing Switch (Atomize Sw)
T19 1 or 0<
EA
Gas Selection Switch (Gas Select)
T17 1 or 0<
EA
High Gas Pressure Switch (Hi GasPres)
T18 1 or 0<
EA
Low Gas Pressure Switch (LowGasPres)
T19 1 or 0<
EA
Airflow Switch (Airflow Sw)
T20 1 or 0<
EA
Auxiliary Interlock (Aux ILK 4)
T21 1 or 0<
EA
Auxiliary Interlock (Aux ILK 5)
T22 1 or 0<
EA
EA Fault Code
nnn<
EA
Software Revision (SW Rev.)
nnnn<
EA
