8VHUPDQXDO
(QJOLVK
7.5
Failure table
The number indications correspond with the main figures
in § 2.1 and § 2.2. An overview of the replacement parts
has been included in § 8.2.
NOTE
Faults and warnings are indicated on the
display of the unit as Exx or Wxx, where xx
designates a problem (abnormal behaviour).
The following tables provide an overview of
problems, possible causes and possible
remedies. Some problems (warnings)
automatically disappear when the cause is
taken away. For some problem situations,
the unit is blocked completely. In some
situations, degassing is blocked but refill is
still active. For some other problem
situations, refilling is blocked and degassing
is still active.
NOTE
In case the Superior continues to run only 10
minutes per event, please check if:
1
The gas concentration is sufficient (low
enough).
2
The Smart Switch hose connection (7)
is properly connected (no sharp
bends).
3
The filter (24) is clean.
General - all types (S400, S400-R, S400-B)
Problem
Possible cause
Correction
W1
The pressure too low
A failure in the installation
Make sure that the system pressure is
above 1.0 bar.
There is a leak in the installation
Repair the leak.
The inlet valve is closed
Open the valve.
The pressure sensor (21) is defective
Replace the pressure sensor.
W2
The pressure is too high
A failure in the installation
Make sure that the system pressure is
below the max. pressure setting.
Max pressure setting is too low
Increase the max pressure setting.
The pressure sensor (21) is defective
Replace the pressure sensor.
W7 / E7
Low level vessel (fluid lack)
The inlet valve is closed
Open the valve.
The automatic air vent (8) is defective Replace the automatic air vent.
The liquid is not conductive
Contact your liquid supplier.
E19
Pressure sensor out of span
Bad connection
Repair the connection.
The pressure sensor (21) is defective
Replace the pressure sensor.
E20
Fuse 2 broken
The fuse is broken
Replace the fuse.
E21
Fuse 3 broken
The fuse is broken
Replace the fuse.
