Schulte Heizstab 5 Betriebsanleitung Seite 44

Symptom
BLUE diode does not light (lack
of IR communication)
YELLOW and RED diode light
but radiator still cool
BLUE diode lights but radiator
still cool
BLUE diode pulsing
Construction of the device as well as phys-
ical characteristics of different heating me-
diums, may cause an uneven tempera-
ture distribution in the radiator, which may
44
User manual — Heizstab 5
Possible cause Adviced action
Problem in Check the batteries
the external Place the programmer close to the heating
programmer element and change the temperature setting
- if the devices communicate correctly, LED
diode lights blue and blinks after each order
correctly received.
Problem with contact the Distributor
the heating
element
Thermal fuse contact the Distributor
or electronics
damaged
Room tempera- Everything is working.
ture is equal or (Note: Turning the controller 'OFF' will not
higher than the terminate the connection between the heat-
one set in exter- ing element and the controller, the only way
nal programmer to do this is to remove the batteries from the
controller or move it to another room)
The heating Is the controller still in 'line of site' of the
element is no heating element or is it being blocked by
longer commu- an object or has it been placed in another
nicating with the room, clear the obstruction or move the
IR controller controller. Check the batteries. If not and the
problem still exists - contact the Distributor
cause that bottom pipes as well as the the
highest one can be cold. This type of behav-
ior is absolutely normal and is not an effect
of the heater malfunction.