Xylem WEDECO SMOevo PLUS Series Original Manual page 144

Message Message shown on the display
No.
SYS:DI3.2 Alarm fault injection pump
27
SYS:DI3.3 Alarm pressure injection system
28
high
SYS:DI3.4 Alarm gas inlet valve injection
29
system not closed
SYS:DI3.5 Alarm gas inlet valve injection
30
system not open
Manual_SMOevoPLUS_eng_01.2019.doc
Manual Ozone Generating System SMOevo
Description /
Possible Cause
Fault message from injection
pump.
Cable break.
Incorrect wiring.
Too high suction pressure in
injection system.
Process water in/outlet blocked.
Injector dirty
No control compressed air.
Valve activation defective.
Valve blocked.
No control compressed air.
Valve activation defective.
Valve blocked.
PLUS
Troubleshooting
Countermeasures
Check cables and connections.
Check input voltage.
Check the fault message on the
display, take countermeasures
according to the operating
instructions of the unit, refer to
manufacturer's manual.
Check process water pre-filter
(provided by customer).
Check process water in/outlet.
Check injector for dirt.
Contact regional Wedeco Service
Refer to Chapter Contact Addresses.
Check control compressed air for
pneumatic valves.
Check valves.
Contact regional Wedeco Service.
Refer to Chapter Contact Addresses.
Check control compressed air for
pneumatic valves.
Check valves.
Contact regional Wedeco Service.
Refer to Chapter Contact Addresses.
page 144 of 179