Troubleshooting Service Faults - Baxi LUNA DUO-TEC Instruction Manual

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
55
83...87
92
109
110
117
118
125
(control performed via a temperature sensor)
128
129
130
7213077.01 (2-08/14)
Service action
Check the sensor (*).
Check the sensor (**).
seconds.
spare parts instructions sheet.
Check that the limit thermostat is undamaged and replace it if
36