Xylem WEDECO SMOevo PLUS Series, Оригинальное руководство

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Manual Ozone Generating System SMOevo
PLUS
Troubleshooting
Manual_SMOevoPLUS_eng_01.2019.doc
page 141 of 179
Message
No.
Message shown on the display Description /
Possible Cause
Countermeasures
15
SYS:DI1.6 Alarm cooling water flow PSU low Insufficient cooling water supply.
Cooling water supply / discharge
not ensured.
Cable break.
Incorrect wiring.
Air accumulation in cooling water
line.
Cooling water circuit dirty/blocked
Check settings of flow monitor.
Refer to manufacturer’s manual
.
Check position of ball valves and
hand butterfly valves.
Check for blockage of cooling
water side of ozone generator.
Check cables and connections.
De-aerate cooling water line.
Clean cooling water circuit.
Use suitable cooling medium
16
SYS:DI1.7 Alarm fault UPS 24V Fault message from UPS.
Cable break.
Incorrect wiring.
Check cables and connections.
Refer to manufacturer’s manual .
17
SYS:DI2.0 Alarm overload surge suppressor Fault message from overload
surge suppressor (overvoltage
protection).
Cable break.
Incorrect wiring.
Check cables and connections.
Check input voltage.
Refer to manufacturer’s manual .
18
SYS:DI2.1 Alarm fault cooling water pump Fault message from frequency
inverter cooling water pump.
Cable break.
Incorrect wiring.
Check cables and connections.
Check the fault message on the
frequency inverter display,
according to the operating
instructions of the frequency
inverter,
refer to manufacturer’s
manual.