Faults, Causes, And Remedies; Other Relevant Documentation Or Manuals; Embedded Software And Driver Software License Agreement; Introduction Et Sécurité - Lowara ecocirc XL Manual De Instalación, Funcionamiento Y Mantenimiento

fr - Traduction des instructions d'origine
Alarm Cause
code
A02 High temperature
of the fluid
A05 Data memory cor-
rupted
A06 External tempera-
ture probe anom-
aly
A07 External pressure
sensor anomaly
A12 Twin pump com-
munication lost
A20 Internal alarm

8.4 Faults, causes, and remedies

The pump does not start
Cause
No power.
Triggered ground-fault
protection device or cir-
cuit breaker.
1 Introduction et sécurité
1.1 Introduction
Objet de ce manuel
L'objet de ce manuel est d'apporter les informa-
tions nécessaires pour :
• L'installation
• L'utilisation
• La maintenance
28
Solution
If the problem per-
sists, contact serv-
ice.
Check the correct
status of the sys-
tem
Switch off the
pump for 5 mi-
nutes and then
power on. If the
problem persists,
contact service
Check the probe
and the connection
to the pump
Check the sensor
and the connection
to the pump
If both pumps
show the A12
alarm, check the
connection be-
tween the pumps.
If one of the pump
is switched off or
shows another er-
ror code, check the
section 8.1 and 8.2
to find the problem
Switch off the
pump for 5 mi-
nutes and then
power on. If the
problem persists,
contact service
Remedy
Check the power supply
and ensure connection
to the main is intact.
Reset and replace blown
fuses.
Cause
Bridged or wrong start
signal on the start/stop
contacts.
The pump starts but the thermal protector is trig-
gered after a short time or the fuses blow
Cause
Damages power cable, the mo-
tor short circuits or thermal pro-
tector or fuses are not suited for
the motor current.
Triggered thermo-amperomet-
ric protection (single phase) or
of the protection device (three-
phase) due to excessive current
input.
Missing a phase in the power
supply.
The pump is making loud noises
Cause Remedy
Not thoroughly Recall the automatic air -
vented. venting procedure. See sec-
tion 6.2.1 of this manual
Cavitation due to in- Increase the system admis-
sufficient suction sion pressure within the ad-
pressure. missible range.
Foreign objects in Clean the system.
pump.
Worn bearing Contact the local sales and
service representative.
9 Other Relevant Documentation or
Manuals
9.1 Embedded Software and Driver
Software License Agreement
With the purchase of the product, the terms and
conditions of the license for the software embed-
ded on the product are considered accepted. For
more information see license condition on
www.lowara.com
ATTENTION :
Lire attentivement ce manuel avant
d'installer et d'utiliser ce produit. Une
mauvaise utilisation du produit peut en-
traîner des blessures et des dégâts ma-
tériels et pourrait annuler la garantie.
REMARQUE :
Remedy
Unbridge and correct
the signal.
Remedy
Check and re-
place the com-
ponents as nec-
essary.
Check the pump
working condi-
tions.
Correct the
power supply.