Baxi EcoBlue Advance Combi 28 Installation And Service Manual page 65

Refer to "Illustrated Wiring Diagram" for position of terminals and components
Central Heating - Follow operational sequence
Turn on mains power
The display illuminates
YES
110, 125, 133, or 384
flashing
NO
20, 28, 40 or 321
flashing
NO
117 or 118 flashing
NO
Set Central Heating
temperature to Maximum.
symbol flashing, pump
runs
YES
Fan runs at correct speed
YES
Spark at ignition electrodes
up to 5 seconds & for 4
attempts
YES
NO
Burner lights
YES
Flame Displayed
YES
109 flashing
NO
110 or 111 flashing
NO
Diverter Valve open to
Central Heating circuit
YES
Burner modulates to
maintain set temperature
YES
130 flashing
NO
Burner goes out
Comp No. 7212138 - 02 (06/14)
NO
Go to section 'A'
Press the reset button for 1
YES
to 3 seconds
YES
Go to section 'D'
YES
Go to section 'I'
NO
Ensure all controls and
NO
programmers are calling
for heat
160 flashing
NO
Go to section 'C'
NO
R
133 and flashing
Go to section 'E'
YES
Burner goes out after 5
seconds
NO
Check polarity
YES
125 flashing after 1 min
YES
Go to section 'H'
NO
Go to section 'K'
Check Heating Flow
NO
sensor.
Go to section 'D'
YES
Go to section 'M'
Fan stops after 15
YES
seconds
If
regularly, check all PCB connections. If this
has no effect replace the PCB.
If 110 is still flashing
go to section 'H'
Ensure controls are set to
demand and verify the
contacts are closed
YES
Go to section 'B'
Go to section 'F'. Press the
YES
reset button for 1 to 3
seconds
YES
133 flashing
Go to section 'G'
Go to section 'J'
YES
Boiler operation correct
Troubleshooting
110 or 384 is flashing or re-occurs
EcoBlue Advance Combi
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