Display Messages - Lowara ecocirc XL Manual De Instalación, Funcionamiento Y Mantenimiento

8 Troubleshooting
Introduction
See Figure 13
• In case of any alarm that allows the pump to
continue running, the display shows alternative-
ly alarm code and last quantity selected, while
the status indicator (8) becomes orange.
• In case of a failure that stops the pump, the dis-
play shows the error code permanently and the
status indicator (8) becomes red

8.1 Display messages

Table 3: Default
Operating LEDs / Dis-
play
Power On
All LEDs and display
On
Status Green light
Remote On
Table 4: Fault messages
Operating Cause
LEDs / Display
Power Off Pump is not
connected or is
incorrectly con-
nected
Power failure
Status Orange Alarm for sys-
light tem problem
Status Red Pump failure
light
Remote Off Remote com-
munication is
deactivated
8.2 Fault and error codes
18
Switch off the pump for 5 minutes and then power on. If the problem persists, contact service.
Cause
Pump powered
Start-up of the pump
Pump is working proper-
ly
Remote communication
is activated
Solution
Check connec-
tion
Check mains +
circuit breaker
and fuse
Check the alarm
code on display
to understand
the problem of
the system.
Check the error
code on display
to understand
the problem of
the pump.
If the communi-
cation does not
work, then
check the con-
nection and the
configuration
parameters for
communication
on the external
controller.
en - Translation of the original instructions
Error Cause
code
E01 Internal communica-
tion lost
E02 High motor current
E03 DC Bus overvoltage
E04 Motor stall
E05 Data memory corrupt-
ed
E06 Voltage supply out of
operating range
E07 Motor thermal protec-
tion trip
E08 Inverter thermal pro-
tection trip
E09 Hardware error
E10 Dry run
8.3 Alarm codes
Alarm Cause
code
A01 Fluid sensor anom-
aly
Solution
Restart the
18
pump
Restart the
18
pump
Other sources
force too high
flow through
the pump.
Check the sys-
tem setup, cor-
rect position of
non return
valves and its
integrity.
Restart the
18
pump
Restart the
18
pump
Check the elec-
trical system
voltage and
connection.
Check the pres-
ence of impuri-
ties around im-
peller and rotor
that cause over-
load on the mo-
tor. Check in-
stallation condi-
tions and tem-
perature of the
water and air.
Wait until the
motor is
cooled. If the
error persist try
to restart the
18
pump .
Check installa-
tion conditions
and air temper-
ature.
Restart the
18
pump .
Check pres-
ence of system
leakage or fill
the system.
Solution
Switch off the
pump for 5 mi-
nutes and then
power on.
27