QuickTec EKCO.LN2 User Manual page 14

Failures
Symptom
The indicators on
control panel are off
A indicator flickers
H indicator flickers
G indicator is off
(in winter mode)
K indicator flickers
L indicator flickers
G indicator flickers,
master appliance
doesn't work
EKCO.LN2 and
EKCO.L2 model
doesn't heat the
cylinder
EE message on E
display
14
Reason
lack of boiler power supply
insufficient pressure (below 0,5bar)
pressure sensor failure
pump is blocked
a medium doesn't circulate through
the boiler – boiler is blocked
a failure of pump's power supply contact an authorised service or the seller
a failure of pump or flow sensor
a failure of installation that con-
nect a room thermostat
a failure of electronic module
a failure of inlet temp. sensor,
boiler in failure condition
a failure of outlet temp. sensor,
the heating is blocked
a failure of installation that con-
nects the master appliance
a failure of electronic module
a failure of cylinder temp. sensor
or thermostat
a failure of three-way valve ser-
vo-motor
a failure of electronic module
data record error
refers to EKCO.LN2 and EKCO.L2 boiler only
Action
check parameters of the power network
and fuses
contact an authorised service or the seller
switch the controller to the pressure view,
increase the pressure to the required level
switch the controller to pressure view, if
the display shows „--" contact an author-
ised service
unblock the pump - unscrew the screw
on pump housing and move the pump
rotor manually
an air-bound central heating system,
vent the installation, pump and boiler
check patency of central heating system
clean the filter
contact an authorised service or the seller
contact an authorised service or the seller
contact an authorised service or the seller
contact an authorised service or the seller
contact an authorised service or the seller
contact an authorised service or the seller
contact an authorised service or the seller
contact an authorised service, replace cyl-
inder temp. sensor or thermostat
replace servo-motor
contact an authorised service or the seller
contact an authorised service or the seller