21
20
Pressure
piece falls
out (This
can also
cause an
E1-error)
Due to an end-
less thread the
pressure
piece, which is
situated at the
bottom, can fall
out if the device
has not been
affixed on the
valve.
Put in the pressure
piece. The device can
be adapted by pressing
the
MENU
- point or by
removing and inserting
the batteries. The endless
thread is rotating now and
fixes the pressure piece
again. Just install it to
the radiator and adapt
it once again.
E1-E3
By pressing any key the error message will
be deleted in the display and the adapter is
re-started.
E1
No adaptation
possible. Comet
DECT is not
installed to the
heater.
Is the installation OK? Install
Comet DECT to the heater.
E2
Valve stroke is
too short.
Open and close the valve
several times manually or
replace the batteries.
E3
Motor move-
ment is not
possible.
Does the valve stem
move freely?
Help and error messages
Problem
Cause
Solution
Batteries do
not have
enough power.
Replace batteries.
Heating
element
does not
warm up.
Is the boiler
water tempera-
ture O.K.?
Valve does not
open, is it calci-
fied after the
summer pause/
heating pause?
Adjust the temperature of
the boiler water.
Remove the Comet DECT,
move the valveback and
forth per hand or with a tool.
Heating
element
does
not cool
down.
Valve does not
close com-
pletely. It may
be that the
closing point
of your valve
seat has
shifted.
Adapt again
(see “Adapting”) Move the
valve stem several times
by hand, it may be that
adaptation is impossible
because your valve is
calcifi ed or the seat
no longer performs its
function.
Heft-85x120mm-en.indd 20-21
Heft-85x120mm-en.indd 20-21
25.01.2016 15:52:22
25.01.2016 15:52:22
