3 displays and malfunctions, Displays, Displays and malfunctions – Eberspacher Calltronic User Manual
Page 11

VehiCLe heATeRs – TeChniCAL DOCuMenTATiOn | 11
DisPlays
DEscriPtioN
rEmEDial actioN
button flashes once cyclically 
(every 2 seconds).
Calltronic is ready for use.
button flashes once cyclically 
(every second).
preset time is activated.
button flashes twice cyclically
network error
Contact network operator.
siM card error
Check siM card in mobile phone, replace if neces-
sary.
Antenna laid incorrectly.
Check installation, if necessary renew antenna.
button flashes 4 times cyclically puk code error
The error is displayed only briefly after the voltage is 
applied, then button flashes twice.
Correct puk code error as follows.
set the puk and pin code 1234 with the mobile 
phone or deactivate the pin code query.
switch on again after power interruption.
button flashes quickly
Calltronic has received 20 sMs within 30 minutes and 
automatically switches off.
keep button pressed for 5 sec., Calltronic is reset 
to the factory settings. by doing this, the system 
is initialised within approx. 5 minutes, i.e. all the 
customer’s data is deleted and has to be re-entered.
keep the button pressed for 5 sec, if the display is 
repeated:
– Replace siM card
3 DispLAys AnD MALFunCTiOns
