Kessel Aqualift F Basic Instructions D'utilisation Et De Maintenance page 55

6 Troubleshooting
All work exceeding the activities described in Chapter may only be carried out by specialist staff (see 2.2).
• Pay attention to the notes described in 5.1 and perform these if necessary
Error
Battery fault
Power outage
Level fault
Alarm level exceeded
Max. run time
Start-up cycle limit
2019/12
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Troubleshooting
Possible cause
Battery is missing, is faulty or voltage too
low
Power supply has failed
Fuse for complete system faulty
Device fuse (microfuse) failed
Mains supply cable interrupted
Illogical sequence of levels detected
Power outage
Wastewater pump has overheated,
winding temperature switch has triggered
Level sensor (float switch) blocked by
deposits
Wastewater pump faulty
Pump is running too long per pumping
process
Ventilation not working
Pump starts up too often at short
intervals
Backwater preventer faulty
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Remedial measure / Chapter
Check battery connection, if necessary
Replace battery.
None, general power outage
Determine the reason for the fuse
failure and replace the fuse if
necessary or switch it on
Have the fuse checked or replaced by
specialist staff.
Check mains supply cable
inform Customer Services
Restore power supply
Self-resetting when the motor cools
down. Replace pump if the temperature
fault persists.
Cleaning the lifting station / 5.4.2
inform Customer Services
- Check design and if necessary inform
Customer Services
- Run-on time too long / set shorter
(potentiometer in control unit)
Clean ventilation bores (see Chap.
5.4.2 clean lifting station)
Check design, if necessary inform
Customer Services
- check and replace if necessary