
Reverse osmosis system
GENO-OSMO-X
Order no. 134 750 927-inter Edited by: phar/mrie G:\BA-750927-inter_134_GENO-OSMO_X.docx
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3 | Troubleshooting
Table G-2: Troubleshooting
This is what you observe This is the cause
This is what to do
E080:
Error OSMO-X
Control unit defective.
Notify Grünbeck’s technical cus-
tomer service/authorised service
company.
E081:
Error power failure
Power failure has occurred, sys-
tem is not set to automatic restart.
Whether this affects other sub-
systems as well, has to be
checked on site.
Ensure reliable power supply of
GENO-OSMO-X
Refer to chapter F-4.1:
If necessary, reprogram the param-
eter "automatic system restart".
E082
EEPROM
EEPROM defective.
Notify Grünbeck’s technical cus-
tomer service/authorised service
company.
E083
Comm. error stage 1
Communication with data line
RS485 to control unit installed up-
stream/downstream is inter-
rupted.
Check the lines for proper connec-
tion. Check whether the terminating
resistors (DIP switches) are set
properly.
E084
Comm. error stage 2
E085
Sensor error pressure
Malfunction at the sensor signal
4-20 mA of the pressure sensor.
Notify Grünbeck’s technical cus-
tomer service/authorised service
company.
E086
Sensor error level probe
Malfunction at the sensor signal
4-20 mA of the permeate tank’s
level probe.
Notify Grünbeck’s technical cus-
tomer service/authorised service
company.
E087
Sensor error conductivity 1
Malfunction at the sensor signal
LF/PT100 of the conductivity
probe.
Notify Grünbeck’s technical cus-
tomer service/authorised service
company.
E090:
Error recovery
For more than 30 minutes, the
GENO-OSMO-X control unit in-
cessantly was not able to regulate
the system to the correct recovery
(index value exceeded by more
than 5 %).
Notify Grünbeck’s technical cus-
tomer service/authorised service
company.
E091:
Error WZ permeate water me-
ter defective
No signal is transferred from the
permeate water meter to the
GENO-OSMO-X control unit.
Notify Grünbeck’s technical cus-
tomer service/authorised service
company.
E092:
Error flow over membrane
For more than 30 minutes, the
GENO-OSMO-X control unit in-
cessantly had not been able to
regulate the system to correctly
flowing over the membrane (win-
dow +/- 5 % of the index value
exceeded/undershot).
Notify Grünbeck’s technical cus-
tomer service/authorised service
company.
Summary of Contents for GENO-OSMO-X
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