Grundfos Selcoperm SES Series, Installation And Operating Instructions Manual

Page: 73 / 82

English (GB)
73
Water flow too
low
FIAHL 0.02 flow rate min.
• Low water inlet pressure • Contact the local authorities.
• Water inlet flow sensor (0.02)
damaged or polluted
• Clean or replace the sensor.
• Filter in pressure reducing
valve (V0.02) blocked
• Check and clean.
• Wrong setting • Check and adjust the water flow. See section
7.2.4 Checking and adjusting the soft water
flow and the salinity of the electrolyte
.
Water flow too
high
FIAHL 0.02 flow rate max.
• Wrong setting • Check and adjust the water flow. See section
7.2.4 Checking and adjusting the soft water
flow and the salinity of the electrolyte
.
• Water inlet flow sensor (0.02)
damaged or polluted
• Clean or replace the sensor.
Fault in
ventilation
FIAHL 4.13 flow rate min.
FIAHL 4.13 flow rate max.
Fan EF4.01 faulty
Fan EF4.02 faulty
• Exhaust air line (4) blocked or
broken
• Check and rectify.
• Power failure at fan • Check the fuses.
• Motor failure at fan • Replace the fan.
• Wrong setting • Check and adjust the flow rate. See section
8.5.16
Settings tank level
.
• Air flow sensor (4.13) wrongly
installed
• Check the hoses and connections of the flow
sensor. See section 6.2.14 Connection of
venturi nozzle (VN) and flow sensor (4.13)
• Faulty connection of the
venturi nozzle (VN)
• Air flow sensor (4.13)
damaged
• Replace the sensor.
Degassing and
storage tank
filling level too
high
Tank level LIAHL 4.10 max.
• Failure of degassing tank level
sensor (4.10)
• Check and adjust. See section
7.1.3 Degassing and storage tank .
• Solenoid valve (0.05) failure • Check and clean the valve seat. Replace, if
the fault persists.
Degassing and
storage tank
filling level too
low
Tank level LIAHL 4.10 min.
• Selcoperm electrolyser
stopped (locally or remotely)
• Check and rectify.
• Sodium hypochlorite solution
demand too high
• Reduce the demand.
• Failure of degassing tank level
sensor (4.10)
• Check and adjust. See section
7.1.3 Degassing and storage tank .
• Degassing and storage tank
(E4.05) leaking
• Check and rectify.
Electrolyte level
in cells too low
Cell level LSAL 1.09
Cell level LSAL 2.09
Cell level LSAL 3.09
• Electrolysis cell damaged • Check and replace.
• Wrong adjustment • Readjust the sensor. See section
7.2.5 Checking and adjusting cell outlet level
switches (1.09, 2.09, 3.09)
.
Wrong filling
level in NaClO
solution line
Pipe filling level LSAL 4.04
Pipe filling level LSAL 4.04 full
• Piping damaged • Check and rectify.
• Wrong installation • Check and rectify. See section
7.2.6 Checking and adjusting NaClO level
switch (4.04)
.
Leakage in
Selcoperm
electrolyser
Level switch electrolyser LSAH
0.01
• Solenoid valve (0.05) failure • Check and clean the valve seat. Replace, if
the fault persists.
• Leakage in piping • Check and rectify.
• Sample valve (V0.06, V0.09)
or acid valve (V0.07) open
• Check and rectify.
Fault Display text Possible cause Possible remedy (certified service persons)