CONTROL OVERVIEW / START-UP PROCEDURE
PART 9: CONTROL OVERVIEW (CONTINUED)
Press the key once
DHW USE 0%
CH USE 1%
The top line of this display indicates the percentage of energy used for domestic hot water over the
appliance lifetime. The bottom line of this display indicates the percentage of energy used for cen-
tral heating over the appliance lifetime.
Press the key once
GOOD IGNIT 0x
CH CYCLE 0x
The top line of this display indicates the number of times the burner has turned on in the appliance
lifetime. The bottom line indicates the number of times the heating module has cycled for a central
heating demand.
Press the key once
FAULT HISTORY 10
07/27/2009 Mo 5:19A
This screen displays the last lockout fault the boiler controller had. The top line will alternate
between the words ‘FAULT HISTORY’ and the actual fault encountered if one has occurred and the
bottom line will display the date and time that the fault occurred.
Press the key once
FAULT HISTORY 20
08/28/2009 Fr 5:19A
This screen displays the second oldest lockout fault the boiler controller had. The top line will alter-
nate between the words ‘FAULT HISTORY’ and the actual fault encountered if one has occurred and
the bottom line will display the date and time that the fault occurred.
Press the key once
FAULT HISTORY 30
08/28/2009 Fr 5:19A
This screen displays the third oldest lockout fault the boiler controller had. The top line will alternate
between the words ‘FAULT HISTORY’ and the actual fault encountered if one has occurred and the
bottom line will display the date and time that the fault occurred.
Press the key once
FAULT HISTORY 40
08/28/2009 5:19A
This screen displays the fourth oldest lockout fault the boiler controller had. The top line will alter-
nate between the words ‘FAULT HISTORY’ and the actual fault encountered if one has occurred and
45
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