Xylem ECOCIRC XL & XLplus - Manual (Page 27)

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