Operation Manual

Appliances
10
119Caravan - 12-11 - EN
Switching off:  Set the flip switch (Fig. 126,1) to " ". The indicator lamp on the switch goes off.
Combined operation The water is heated more quickly in the boiler if gas operation and 230 V electrical
operation are switched on simultaneously.
Filling/emptying the boiler The boiler can be supplied with water from the water tank.
Depending on the model, the vehicle is fitted with one or several boiler drain cocks.
The drain cocks can have different designs (rocking lever or twist cap).
Filling the boiler with water:
 Close all boiler drain cocks. To do this, position the rocking lever (Fig. 127,2)
horizontally or turn the cap (Fig. 127,1) in a clockwise direction.
 Switch on 12 V power supply on the panel.
 Set all the water taps to "Hot" and open them. The water pump is turned on. The
hot 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.
Emptying the boiler:
 Set the rotary switch (Fig. 125,3) on the operating unit (Fig. 125) to " "
(Fig. 125,4) or the flip switch (Fig. 126,1) to " ".
 Turn the knob (Fig. 125,1) anticlockwise until it can go no further.
 Open all boiler drain cocks. To do so, position the rocking lever (Fig. 127,2) ver-
tically or turn the cap (Fig. 127,1) anticlockwise.
 Check whether the water has been drained completely from the boiler (approx.
12.5 litres).
Z Further information can be obtained in the manufacturer's instruction manual.
Fig. 127 Drain cocks for Truma boiler
Z Because of the suction effect, a part of the water supply can be also drained
from the lines and the water tank. The water system is however not completely
emptied.