82
After operating for a
longer period of time, the
heater switches to failure.
Summer operation with
empty water tank.
Hot-air outlets blocked.
Recirculated air intake
blocked.
Gas pressure regulator
iced up.
Butane content in the
gas cylinder too high.
Switch device off and allow to cool.
Fill boiler with water.
Check individual outlet apertures.
Remove blockage from recirculated
air intake.
Use regulator heating (EisEx).
Use propane (at temperatures
below 10
0
C in particular, butane is
unsuitable for heating purposes).