Xylem WEDECO SMOevo PLUS Series Original Manual page 152

Message Message shown on the display
No.
SYS:AI100 Alarm ozone concentration
161
ambient air high
SYS:AI100 Warning ozone concentration
162
ambient air high
SYS:AI102 Warning gas flow inlet generator
167
low
SYS:AI102 Alarm gas flow inlet generator
168
low
SYS:AI106 Alarm temperature cooling water
173
generator high
SYS:AI106 Warning temperature cooling
174
water generator high
Manual_SMOevoPLUS_eng_01.2019.doc
Manual Ozone Generating System SMOevo
Description /
Possible Cause
Ozone concentration in ambient air
too high.
Ambient air sensor defective.
Ozone concentration in ambient air
too high.
Gas flow volume too low.
Measuring device defective.
Gas flow volume too low.
Measuring device defective.
Water temperature >45°C
downstream ozone generator.
Water temperature >40°C
downstream ozone generator.
PLUS
Troubleshooting
Countermeasures
Search for leakage and rectify.
Calibrate ambient air sensor.
Replace, if necessary.
Search for leakage and rectify.
Calibrate ambient air sensor.
Replace, if necessary.
Check gas flow volume.
Check manual valve setting.
Check gas supply.
Check introduction system:
back pressure too high?
Check pressure reducer.
Check gas flow volume.
Check manual valve setting.
Check gas supply.
Check introduction system:
back pressure too high?
Check pressure reducer.
Check cooling water supply.
Check cooling water inlet
temperature.
Check cooling water supply.
Check cooling water inlet
temperature.
page 152 of 179