Icon
Operating
mode
a
Gas / Fuel
b
MIX 1
1
c
MIX 2
1
d
EL 1
1
e
EL 2
1
Mixed and electric mode. Only possible with heaters that have
1
electric heating elements e. g. Combi E CP plus ready.
2
Power for gas / diesel, see operating instructions for the corre-
sponding heater.
When the heater is switched on (room temperature, hot water
level active), the status line shows the energy type selected
in the previous heating procedure. The factory setting is gas /
diesel.
Special features in mixed mode
– Interruption of mains voltage 230 V
The heating system switches automatically to gas and
diesel mode. When the 230 V
the heater automatically switches back to mixed mode.
– Malfunction in combustion procedure (e.g. lack of fuel).
Combi Gas
The heater switches automatically to electric
mode. For the heater to operate in mixed mode
again, the cause of the malfunction must be rem-
edied and acknowledged on the Truma CP plus
control panel. See "Malfunction" on page 34.
Energy type
Gas
/ Diesel
2
2
Electric (900 W) + Gas
/ Diesel
2
Electric (1800 W) + Gas
/ Diesel
2
Electric (900 W)
Electric (1800 W)
:
power supply is restored,
Combi Diesel The heater shows a malfunction. For the heat-
er to operate in mixed mode again, the cause
of the malfunction must be remedied and
acknowledged on the Truma CP plus control
panel. Switch to "Electric" mode if the mal-
2
function persists.
2
Special features in electric mode
– If the 230 V
power supply is interrupted and the 12 V
supply is switched on, a fault code is shown on the display.
– When the 230 V
starts automatically with the previous settings. The fault
code is no longer displayed.
Selecting the fan level
With connected heating / air conditioning system
– Select icon in menu bar (3) with rotary push button.
– Change to the setting level by tapping on the rotary push
button.
– Select desired fan level with rotary push button.
– Tap the rotary push button to confirm the value.
a
2
power supply is restored, the heater
b
c
d
e
f
3
EN
27