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7. Maintenance
Disconnect the power supply before carrying out any kind of work on the plant.
The level control is maintenance-free as far as possible. At certain intervals, the electrode tips should be
cleaned from possible accumulations, because it could generate a functional disorder.
8. Malfunctions; causes and elimination
- Disconnect the power supply before carrying out any kind of work on the plant.
Failure
Cause
Removal
1. Pump does not switch on
- No and/or faulty mains voltage
- Check the power supply
- Faulty connection
- Correct the connection
-Defective cable
- Replacement (after-sales-service)
- Active motor protection (over-heating,
blockage, voltage error or
another defect of the pump)
- Check, inform after-sales-service
Blown fuse in the switching device
- Replace the fuse
- Micro-fuse 8 A slow
- Control failure/defective electronic
system
- Check, inform after-sales-service
- Electrodes soiled
- Clean the electrodes
- Pump defective
- Replacement (after-sales-service)
2. Pump does not switch off
- Key continually actuated
- Do not actuate the key
- Control failure
- After-sales-service
- Deactivation electrode too long
- Shorten the deactivation electrode
(respect the minimum possible
deactivation point of the pump)
3. Faulty switching logic
Change cable on terminal X1
Change cable from terminal 1 to
terminal 2. (and/or inversely)
9. Warranty
As manufacturer, for this product we provide a warranty of 24 months from date of purchase. Your sales receipt
passes for verification. During that warranty period, we gratuitously remedy all deficiencies which are attributed
to material or fabrication defects by either repairing or replacing the device (to our choice).
Defects which are attributed to misuse, wear or overload are excluded from warranty. We will assume no
responsibility for consequential damages that are caused by a breakdown of the device.
10.
Technical modifications
We reserve the possibility of technical modifications for the purpose of further development.
2011 by Zehnder GmbH
Only for EU countries
Do not put the electronic tools into the household waste!
According to the European Directive 2002/96/EC on Waste Electrical and Electronic Equipment
and transposition into national law, wasted electronic tools must be collected separately and must
be recycled in an environmentally compatible manner.
