joule Modul-AIR All-E - Page 94

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The second type of warning icon looks like this. This icon
means that the Modul-AIR heat pump is locked and out of
operation. Only an installer can manually override this lock.
If you press the icon, you will see one of the following
screens:
Warning Screen Error Code Error Meaning Possible Solution
12
No communication with the
room thermostat
Check electrical connections.
Check the thermostat is
operating correctly
13
No communication with the
boiler
Check electrical connections.
Check the boiler is operating
correctly
30
Top tank temperature sensor
error
Check sensor. Replace if
necessary
31
Bottom tank temperature
sensor error
Check sensor. Replace if
necessary
32
Back up heater water heater
temperature sensor error
Check sensor. Replace if
necessary
33
Air-In sensor error - Green
Comfort Module
Check sensor. Replace if
necessary
34
Air-Out sensor error - Green
Comfort Module
Check sensor. Replace if
necessary
35
Airflow sensor error - Green
Comfort Module
Check sensor. Replace if
necessary
36
Frost protection active -
Green Comfort Module
Check sensor. Replace if
necessary
37
Lost connection with Green
Comfort Module
Check cable. Replace if
necessary
51 Air-In sensor error
Check sensor. Replace if
necessary
52 Air-Out sensor error
Check sensor. Replace if
necessary
53 Evaporator sensor error
Check sensor. Replace if
necessary
54 HP Return sensor error
Check sensor. Replace if
necessary
55 HP Supply sensor error
Check sensor. Replace if
necessary
!