750-166 2-19
Display Description
Burner Sw. Burner Switch
Oper. Control Operating Control
Aux. Limit #1 Auxiliary Limit #1
Aux. Limit #2 Auxiliary Limit #2
LWCO Low Water Cutoff
High Limit High Temperature or High
Pressure Limit
Aux. Limit #3 Auxiliary Limit #3
FuelSelectOff Fuel Select Off
BothFuelSelect Both Fuels Selected
High Oil Pres. High Oil Pressure
Low Oil Pres. Low Oil Pressure
High Oil Temp. High Oil Temperature
Low Oil Temp. Low Oil Temperature
Atomizing Sw. Atomizing Switch
High Gas Pres. High Gas Pressure
Low Gas Pres. Low Gas Pressure
Airflow Sw. Airflow Switch
Aux. ILK #4 Auxiliary Interlock #4
Aux. ILK #5 Auxiliary Interlock #5
All switches on
CB783 EXPANDED ANNUNCIATOR DIAGNOS-
TIC CURRENT STATUS MESSAGES (TABLE 7)
These messages are used to provide information from the
CB783 Expanded Annunciator to the Keyboard Display
Module in the EA Diagnostic section under Current Status;
see Table 7. This information explains the first limit or
interlock in the system that is de-energized.
TABLE 7—CB783 EXPANDED ANNUNCIATOR
DIAGNOSTIC CURRENT STATUS MESSAGES.
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