Instruction manual

175T-Modell - 13/14 - Ausgabe 08/13 - 2354677 - BUE-0029-14EN
Appliances
9
Position See chapter 16.
Winter operation In the "Heater and boiler" switch setting in winter operation, the boiler is
already switched on.
Summer operation In summer operation the water can be heated up to 40 °C or 60 °C.
Switching on:
 Set the rotary switch (Fig. 215,2) on the operating unit (Fig. 215) to
"Summer operation" (Fig. 215,1).
The yellow indicator lamp (Fig. 215,4) is illuminated during the heating up
period. When the set water temperature is reached, the period of heating up
is finished and the yellow indicator lamp fades.
Switching off:
 Set the rotary switch (Fig. 215,2) on the operating unit (Fig. 215) to " ".
Filling/emptying the boiler The boiler can be supplied with water from the water tank.
Filling the boiler with water:
 Switch on 12 V power supply on the panel.
 Switch on the water pump power supply at the panel, if necessary.
 Close the safety/drainage valve. Turn the knob (Fig. 216,1) perpendicular
to the safety/drainage valve and press the button (Fig. 216,2) in.
 Set all the water taps to "Hot" and open them. The water pump is turned
on. The warm water pipes are filled with water.
 Keep the taps open until the water flowing out of the taps has no bubbles
in it. This is the only way to ensure that the boiler is full of water.
 Close all water taps.
Z When the vehicle is not used for a long period of time, open the safety/
drainage valve and empty the boiler.
Z At temperatures below 2 °C the safety/drainage valve opens automatically.
Only if the temperature of the safety/drainage valve lies above 6 °C can it
be shut again.
Z The water pump and the water fittings are not protected against freezing by
the safety/drainage valve.
Z The drainage neck of the safety/drainage valve has to be free of dirt (e.g.
leaves, ice) at all times.
Fig. 216 Safety/drainage valve of the
boiler