Troubleshooting; Routine Maintenance Instructions - Baxi ECO5 BLUE Operating And Installation Instructions

7.

TROUBLESHOOTING

The faults shown on the display are identified with the symbol "E" and a number (fault code). For a
complete list of faults, see the following table.
If "R" appears on the display the fault must be RESET by the user.
To reset, press and hold down
Service Centre.
FAULTS TABLE
CODE DISPLAYED
E01 Failed ignition shutdown.
E02 Shut down by safety thermostat.
E03 Flue thermostat tripped
Safety error due to ignition failure/frequent flame
E04
loss.
E05 Flow sensor failure.
E06 DHW sensor fault.
E08 Error in the flame amplification circuit.
E09 Error in the gas valve safety circuit.
E10 No hydraulic pressure switch enable.
E22 Switching off due to power supply reductions.
E25 No water safety trip (pump probably blocked).
Heating circuit overheated/ no water safety trip
E26
(pump probably blocked).
E35 Parasite flame (flame error).
E98 Electronic board parameters incorrectly configured.
"St"
Defrosting function enabled.
flashing
Flow temperature
Defrosting function enabled.
<2°C flashing
In case of a fault, the display backlighting flashes together with the error code.
If a fault code is displayed that is not included in the list or if a certain fault occurs frequently, contact the AUTHORISED
TECHNICAL SERVICE CENTRE.
8.

ROUTINE MAINTENANCE INSTRUCTIONS

To keep the boiler efficient and safe, have it checked by the Authorised Service Centre at the end of every operating period.
Careful servicing ensures economical operation of the system.
7729106 (02-05/19)
for at least 2 seconds. If this fault persists, call the Authorised
FAULT
26
ACTION
Press and hold down for at least 2 seconds.
Press and hold down for at least 2 seconds.
Call the Authorised Service Centre.
Press and hold down for at least 2 seconds.
Call the Authorised Service Centre.
Call the Authorised Service Centre.
Call the Authorised Service Centre.
Call the Authorised Service Centre.
Check that the pressure in the system is correct; See the FILLING
THE SYSTEM section.
Automatic reset at voltages in excess of 170V. If this fault
persists, call the Authorised Service Centre.
Press and hold down for at least 2 seconds.
If this fault persists, call the Authorised Service Centre.
If this fault persists, call the Authorised Service Centre.
Call the Authorised Service Centre.
Wait a few minutes. If the "St" code continues to be displayed, call
the authorised technical assistance centre.
Wait for defrosting to occur or call the authorised technical
assistance centre.