Fault description Cause Remedy Personnel
No. 20: The identifier and the
message
‘Module communication’
appear.
The bus contact between the
optional module and control
room has been disconnected.
Return the pump to ProMinent. Technical per‐
sonnel
No. 21: The identifier
and the
message
‘Module communication’
appear.
Communication between the
optional module and pump
electronics is not working.
Rectify the cause. Technical per‐
sonnel
No. 22: The identifier
(internal)
and the message
‘Internal CAN
bus’
appear.
The associated heartbeat
message was no longer
received by the front
assembly for a certain period
of time.
Rectify the cause. Technical per‐
sonnel
No. 23: The identifier
and the
message
‘Version error’
appear.
Problems with compatibility
with the assemblies’ firmware.
Return the pump to ProMinent. Instructed per‐
sonnel
No. 24: The identifier
appears
followed by the message
‘System
error’
.
System or EPRom error Return the pump to ProMinent. Instructed per‐
sonnel
No. 25: The identifier
and the
message
‘Initialisation’
appear.
Pump restart, initialisation
incomplete.
Rectify the cause. Technical per‐
sonnel
No. 26: The identifier
and the
message
‘Motor Error’
appear.
The motor indicates a fault. Rectify the cause. Technical per‐
sonnel
No. 27: The identifier
and the
message
‘Fan warning’
appear.
The fan is faulty or not con‐
nected.
Return the pump to ProMinent. Instructed per‐
sonnel
No. 28: The identifier
(drive) and
the message
‘Communication
interrupted’
appear.
RS485 communication is
interrupted.
Rectify the cause. Technical per‐
sonnel
No. 29: The identifier
and the
message
‘Motor state’
appear.
The motor indicates a fault. Return the pump to ProMinent. Instructed per‐
sonnel
No. 30: The identifier
and the
message
‘Motor blockade’
appear.
The motor is blocking. Return the pump to ProMinent. Instructed per‐
sonnel
16.2.2 Warning messages on the LCD screen
In the event of a warning:
n the yellow LED display lights up!
n an identifier and a message appear on the LCD screen.
Fault description Cause Remedy Personnel
No. 0:
‘Level’
and the identifier
appear.
The fluid level in the storage
tank has reached "Liquid level
low 1st stage".
Top up the storage
tank.
Instructed per‐
sonnel
No. 1: The identifier
and the message
‘Tube Service’
appear.
The set pump hose service life
has elapsed. (Adjust -
Ä Chapter 12.5.4 ‘ ‘Hose’ ’
on page 78
.).
Replace the pump
hose - refer to the
"Repair" chapter.
Technical per‐
sonnel
No. 2: The identifier
and the message
‘Dosing monitor fault’
appear.
The state of the dosing monitor
is not as expected.
Press the
[Clickwheel]
.
Investigate and clear
the cause.
Technical per‐
sonnel
No. 3: The identifier
and the message
‘Invalid metering volume’
appear.
The set metering volume in con‐
centration mode cannot be
metered.
Adapt the metering
parameters.
Technical per‐
sonnel
No. 4: The identifier
and the message
‘Invalid parameter’
appear.
A set parameter is invalid. Adjust the parameter. Technical per‐
sonnel
Troubleshooting
91
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