10. Built-in devices
117
10.2.2 Electric auxiliary heating*
The electric auxiliary heating is integrated in the Truma-S-hot-air
heating system. This allows for three possible heating methods:
- just the gas heater
- gas electric heater
- just the electric heater
The electric auxiliary heating allows you to heat up the vehicle
more quickly. It has three power settings:
- 500 W
- 1000 W
- 2000 W
The electric auxiliary heating (Ultraheat) operates only
when the caravan is connected to the 230V mains
supply
.
Before switching on the Ultraheat, please ensure that the
fuse protection of the electrical supply at the caravan cor-
responds to the power setting you have selected.
The power feed lead for the caravan must be completely
unwound from the cable drum.
During operation, the reflecting panel of the heater will
get very hot in some places.
If you operate on electricity and gas at the same time to heat,
the electric component will switch itself off to prevent the
stronger gas burner from possibly overheating.
To switch on
• Set the rotary switch to the desired power setting (green indica-
tor light will light up during „Operation“).
• Set the desired room temperature using the rotary switch.
To switch off
• Use the rotary switch to turn off the heater.
Ultraheat
230 V ~
2000
500
1000
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5
7
9
Standard rotary switch
To distribute hot air evenly and quickly and ensure that
the surface temperature on the heater is reduced, the
heater should be operated only when the circulation
fan has been switched on.
Ultraheat
Menu: TFT electric auxiliary heating
Shows temperature level
Shows the power setting
“Back” function (to exit the menu)
Information on device manufacturer
Selecting the power supply settingl submenu
Selecting the Temperature level submenu
Shows heating in operation: on = yes; off = no
Heating function On/Off
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More information on how to operate the Truma Ultraheat
using the TFT control panel can be found in
Chapter 7
.
6
500 W
on
12:30
23,5 °C
09.01.15
18,0 °C
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