Lowara Q-Smart Manual De Instalación, Funcionamiento Y Mantenimiento página 47

2=S MAX
Pump 1 is switched ON and stopped by probe S1.
Pump 2 is switched ON and stopped by probe S2.
The high level alarm is activated and both pumps are
switched ON by S MAX. Pump 2 is switched ON
after 2 sec. This option is to prevent excessive and
rapid filling of the tank.
3=S MIN+S MAX
Pump 1 is switched ON by probe S1.
Pump 2 is switched ON by probe S2.
Both pumps are switched ON by S MAX. Pump 2 is
switched ON after 2 sec. The high level alarm is ac-
tivated by S MAX. This option is to prevent exces-
sive and rapid filling of the tank. Both pumps are
stopped by S MIN.
7 ALARMS
SEWAGE APPLICATION (parameter SE is select-
ed, section 5.4.3)
List of alarms
N° Description
A01 Fuse F1 pump 1 burned.
Troubleshooting:
Fuse 1 for pump 1 is burned.
Pump 1 affected by the fault is excluded from opera-
tion. When the fault is resolved, the pump is reac-
tivated automatically. The intervention of the fuse
automatically enables the other pump if there is the
demand condition. Follow these instructions:
1. Switch OFF the panel
2. Open the front cover
3. Replace Fuse F1
4. Close the cover
5. Switch ON the panel
Causes/solutions:

The motor of pump 1 is damaged and must be
replaced.

The power cable of the motor is faulty or worn:
replace the cable.

The capacitor of motor pump 1 is damaged and
must be replaced.
N° Description
A02 Fuse F2 pump 2 burned
Troubleshooting:
Fuse 2 for pump 2 is burned.
Pump 2 affected by the fault is excluded from opera-
tion. When the fault is resolved, the pump is reac-
tivated automatically. The intervention of the fuse
automatically enables the other pump if there is the
demand condition.
Follow these instructions:
1. Switch OFF the panel
2. Open the front cover
3. Replace Fuse F1
4.
5.
Causes/solutions:



N°
A05
Troubleshooting:
The signal is below the minimum value of 3.8 mA. In
case of an alarm, all pumps are stopped. The alarm
will appear if the signal is below 3.8mA and it is
managed only if the sensor is used (c03=2).
Causes/solutions:

Reset
Auto





N°
A36
Troubleshooting:
The level of water has reached the float switch G
MAX or probe S MAX.
In sewage application (c02=0), all pumps are
switched ON.
In filling application (c02=1), all pumps are stopped.
The alarm is excluded in manual mode.
Causes/solutions

Reset
Auto

Close the cover
Switch ON the panel
The motor of pump 2 is damaged and must be
replaced.
The power cable of the motor is faulty or worn:
replace the cable.
The capacitor of motor pump 2 is damaged and
must be replaced.
Description
The sensor is faulty. In manual
mode the alarm is not man-
aged.
Check that the sensor and connector are con-
nected.
Open the cover and check that the power cord
of the sensor is connected and secured to the
terminals. Refer to figures 6,
Check that the cable of the sensor is connected
correctly. Refer to figures 6,
The power cable of the sensor has deteriorated:
replace the cable.
The plastic connector has deteriorated: replace
the connector.
Replace the faulty sensor.
Description
High Level Alarm
The level has reached the position of float
switch G MAX or probe S MAX if used. The
pumps might not run.
If the alarm appears but the level has not
reached float switch G MAX or probe S MAX:
o
Float switch G MAX is damaged and must
be replaced.
o
Probe S MAX is damaged and must be
replaced.
o
The cable of the float switch is faulty or
worn, replace it.
o
The cable of the probe is faulty or worn,
replace it.
o
Check connection of float switch G MAX
to the Q-SMART control panel terminal
(refer to figures 6,
en - Original instructions
Reset
Auto
7 and 9.
7 and 9.
Reset
Auto
7 and 9).
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