Xylem Bell & Gossett ecocirc XL Series Instruction Manual page 15

9 Other Relevant Documentation or Manuals
Error code Cause
E08 Inverter thermal protection trip
E09 Hardware error
E10* Dry run
E11** Loss of phase
* For very low motor RPM, dry run condition cannot be properly detect-
ed.
** Applies to 3-Phase pumps only
8.4 Alarm codes (Orange LED)
Alarm code Cause
A01 Fluid sensor malfunction
A02 High temperature of the
fluid
A03 Automatic speed reduction
to prevent inverter over-
heating
A05 Data memory corrupted
A06 External temperature
probe malfunction
A07 External pressure sensor
malfunction
A08 Cooling fan failure (Only
on 2 HP and larger models)
A12 2–pump communication
lost
A20 Internal alarm
A31 Sensor P1 failure
A32 Sensor P2 failure
A33 Sensors P1 and P2 failure
14
Solution
Check installation con-
ditions and ambient
air temperature.
Restart the pump.
Check for system leak-
age or fill the system.
Check power supply
Solution
Switch off the pump for 5
minutes and then power
on. If the problem persists,
contact local B&G repre-
sentative.
Check water temperature
value
Check installation condi-
tions and rectify status of
the system
Switch off the pump for 5
minutes and then power
on. If the problem persists,
contact local B&G repre-
sentative.
Check the probe and the
connection to the pump
Check the sensor and the
connection to the pump
Check for the presence of
foreign bodies which could
lock the fan rotation.
Switch off the pump for 5
minutes and then power
on. If the problem persists,
contact service.
If both pumps show the
A12 alarm, check the con-
nection between the
pumps. If one of the pump
is switched off or shows an-
other error code, check the
section 8.1 and 8.2 to find
the problem
Switch off the pump for 5
minutes and then power
on. If the problem persists,
contact local B&G repre-
sentative.
Check pressure sensor in-
stallation and wiring con-
nections
Check pressure sensor in-
stallation and wiring con-
nections
Check pressure sensor in-
stallation and wiring con-
nections
8.5 Faults, causes, and remedies
The pump does not start
Cause Remedy
No power. Check the power supply and ensure that
it is properly terminated to the pump
power.
Tripped circuit breaker or Reset power supply circuit breaker and
ground-fault protection de- determine cause for overload.
vice or the circuit breaker.
The pump starts but the thermal protection is triggered after a short
time
Cause
Incorrect wiring size or circuit break-
er rating not suitable for motor cur-
rent.
Thermal overload protection due to
excessive input.
Missing a phase in the power supply. Verify continuity and ensure
The pump is noisy
Cause Remedy
Not thoroughly vented. Switch off the pump and after 30 seconds
switch on again to restart the automatic
air-venting procedure.
Cavitation due to insuffi- Increase the system suction pressure
cient suction pressure. within the admissible range.
Foreign objects in pump. Clean the system.
Worn out bearing Replace pump.
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 li-
cense for the software embedded on the product are considered ac-
cepted. For more information see license condition on www.bellgos-
sett.com
FCC Statement — USA only (Federal Communications Commission)
This device complies with Part 15 of the FCC Rules. Operation is sub-
ject to the following two conditions:
1. this device may not cause harmful interference and
2. this device must accept any interference received, including inter-
ference that may cause undesirable operation.
This equipment has been tested and found to comply with the limits for
a Class B digital device, pursuant to Part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generates,
uses and can radiate radio frequency energy and, if not installed and
used in accordance with the instructions, may cause harmful interfer-
ence to radio communications. However, there is no guarantee that in-
terference will not occur in a particular installation. If this equipment
does cause harmful interference to radio or television reception, which
can be determined by turning the equipment off and on, the user is en-
couraged to try to correct the interference by one or more of the fol-
lowing measures:
Remedy
Check and replace the compo-
nents as necessary.
Check the pump working con-
ditions.
proper wiring connections.
ecocirc ® XL INSTRUCTION MANUAL