Dantherm HCH 5 Installations- Und Serviceanleitung Seite 27

Fault finding instruction,
Malfunctions Localise the problem in the left column and follow the instructions in the right column
The unit does not operate, and
there is no light in the control
panel.
There is water around/beneath
the unit.
Inconvenience Localise the problem in the left column and follow the instructions in the right column
Abnormal noise
from the unit.
25
continued
Malfunction
Inconvenience
The unit is running on Fan Step
4 (only suited for shorter dura-
tion of use).
The filter is blocked.
Cause
The power supply is not
connected.
A water trap has not been
mounted on the drain as
described.
The drain studs on the unit
or on the drain hose is fro-
zen.
The unit is mounted slant-
wise due to which water
from the drain comes up
into the unit.
The drain is clogged in the
hose or in the drip tray in-
side the unit.
The styrene front panel
and/or the front plastic
panel of the drip tray has-
not been mounted cor-
rectly.
Cause
Turn the unit back to Fan Step
1, 2, 3 or activate Automatic
Demand Mode.
Check and if necessary replace
the filter.
Action
Make sure that the
power supply cable is
mounted correctly.
Check and mount water
trap as described.
Secure the drain studs
on the unit and all the
way to the drain against
freezing, if necessary
use a heater cable (ac-
cessory).
Straighten the unit so
that it is placed hori-
zontally in the long di-
rection and with 2 cm
tilt in the drain direction
on the back. See also
the mounting guide,
page 6.
Check that the drain is
not clogged and if nec-
essary clean it with wa-
ter and detergent.
Check that the front
plastic panel of the drip
tray and the styrene
front panel are moun-
ted correctly and firmly.
Action
Continued overleaf