Troubleshooting Service Faults - Baxi nuvola duo-tec+ Instruction Manual For Users And Fitters

15. TROUBLESHOOTING SERVICE FAULTS

If
Description of fault
09 Gas valve connection error
10
12
13
15
Gas valve control error
18
19
20
28
40
50
53
Fumes outlet obstructed
55
Electronic board not calibrated
83...87
92 Fumes fault during calibration (probable fumes recirculation)
109
110
117
118
125
(control performed via a temperature sensor)
128
129
130
Fumes NTC tripped due to overtemperature
7219624.01 (1-04/15)
and a number (fault code). For a complete list of faults, see the
electronic board.
Check the sensor (*).
See the actions indicated in E12
Check the sensor (**).
Check the fumes NTC probe (***).
See the actions indicated in E20
See the actions indicated in E20
Check that the drainage pipe is free from obstructions.
seconds.
Activate the automatic calibration function described in the
spare parts instructions sheet.
board or RF link.
Activate the automatic calibration function described in
the paragraph YEARLY MAINTENANCE – REPLACING
COMPONENTS.
Check that the limit thermostat is undamaged and replace it if
See the FILLING THE SYSTEM section.
the FILLING THE SYSTEM section).
See the actions indicated in E109
POSITIONING THE ELECTRODES section).
See the actions indicated in E92
POSITIONING THE ELECTRODES section).
Check the fumes NTC probe (***).
38