Lowara ecocirc BASIC-N Guia De Instalacion página 23

The PREMIUM display messages also provide detailed information on
the air purge mode status as well as detailed error messages:
DISPLAY
oFF
Lo
xx.x W
x.x m
x.xx m3/h
APx
E-1
E-2
E-3
E-4
E-5
E-6
E-7
In case of loud noise from the pump, proceed as follows:
OBSERVATION
Pump is making loud
noise
DESCRIPTION
Pump is in standby state.
Pump runs, but the flow in the
system is too low to measure it
precisely
The display shows pump power
consumption.
The display shows pump head
Pump flow rate.
Note: flow rate is not displayed
below 300 litre/h. See Lo.
Pump is in air purge mode for 10
cycles. X= cycle count
Low voltage error.
High voltage error.
Overtemperature error.
Overcurrent error.
Motor start error.
Position sensing error.
Offset error.
POSSIBLE REASON
Not thoroughly vented
Foreign objects in pump
Worn out bearing
23
DEF
-
-
-
-
-
-
Check the mains voltage
Check the mains voltage
Let the pump cool down
Check for foreign object
blocking the pump rotor (
Section 8)
Electronics board defect,
non-serviceable
ACTION
See section 7.2 "Getting
Started"
See section 8
"Maintenance/Disassembly"
Replace rotor