6
2.6
FAULT CODE TABLE
2.4.1
ADJUSTING THE CENTRAL HEATING TEM-
PERATURES (see fig.1)
The heating selector can be adjusted between 20
°C and 80 °C.
2.5
DIGITAL DISPLAY
The digital display shows the current mode of
operation and/or status of the boiler. Should a fault
develop, the display will show a unique fault code
that can be used to help rectify the cause of the
fault.
Should a fault code be displayed, check the
fault code table to identify the cause and course
of action to take. Always wait 2-minutes before
pressing the reset button.
Code
Reason
Action required
10
Ignition anomaly
Reset appliance, if fault continues, call engineer
11
No flame detected
Wait
12
Restarts ignition
Wait
13/14
Wiring fault
Call engineer
20/21/22
Heat exchanger temperature too high
Call engineer
23/31
Wiring fault
Wait
30
Wiring fault
Call engineer
32/34
Fan fault
Call engineer
33/35
Fan fault
Wait
40
Low water pressure
Check/restore system pressure and reset
41
Low water pressure
Check/restore system pressure
42
Pressure gauge fault
Call engineer
50/51/52
Internal fault
Reset appliance, if fault continues, call engineer
53/54/55/56
Internal fault
Reset appliance, if fault continues, call engineer
60/61
Sensor fault
Call engineer
62
Wiring fault
Call engineer
70/72/74
Temperature anomaly
Call engineer
71/73
Temperature anomaly
Wait
75/76
Wiring fault
Call engineer
77
Temperature anomaly
Call engineer
80/90/91
Internal fault
Call engineer
92
Condensate pipe blocked
Call engineer
93/95
Condensate pipe blocked
Wait
94
Wiring fault
Call engineer
Summary of Contents for MYNUTHE 35 HE
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