Baxi EcoBlue Plus Combi 28 Installation And Service Manual page 69

F
Check and correct if necessary
1. Ignition electrode and lead
2. Electrode connection
3. Spark gap and position
Burner
Flame
Sensing
Electrode
Electrode Position
G
1.
Check supply pressure at the
gas cock test point (Fig. 41):-
Natural Gas - Minimum 17 mbar
2.
Check and correct if necessary
1. The set of the gas valve
(CO values - see Section 10.3.25)
2
2. Flame sensing electrode and lead connections
3. Flame sensing electrode position
Replace sensing electrode or PCB
H
Safety Thermostat operated
or faulty
7219706 - 01 (04/15)
Check wiring (see Diagram)
YES
and 230V at PCB X14 (between
blue & brown from igniter)
YES
Viewing Window
NO
Check for and correct any
system faults
NO
Allow to cool. Continuity
across thermostat terminals
more than 1.5 ohm
NO
Check Flow & Return
Sensors - see section 'D'
NO
Replace PCB
Replace Igniter
Spark Ignition
Electrode
YES
Replace safety thermostat
YES
Is
Troubleshooting
110 or 111 still flashing ?
YES
Replace PCB
EcoBlue Plus Combi
11
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