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