Malfunctions, Causes And Elimination; Warranty; Technical Modifications - Zehnder Pumpen Miniboy SEN Série Manuel D'utilisation

Other:
All other maintenance work has to be carried out by the customer service department.

8. Malfunctions, causes and elimination

Pull the mains plug before you do any work at the system!
Fault
1. Motor is not running
2. Motor running but is
not conveying
3. Motor runs then
switches off
4. Motor does not switch
off

9. Warranty

As manufacturer, we assume a warranty for this device for 24 months as of purchase date.
The legal document certifying this is your purchase invoice. Within this warranty term we eliminate by repair or replacement according to
our option all deficiencies caused by material or manufacturing faults.
Excluded from the warranty is damage that is caused by inappropriate use and wear and tear. We are not liable for damage consequent to a
failure of the device.

10. Technical modifications

We reserve all rights for technical modifications in terms of further development.
Cause
- voltage too low, lack of voltage
- Wrong power connection
- Electric cable defective
- Fault at condenser
- Rotor blocked
- Motor protection system switched off because of overheating,
blocking, voltage error
- Control system error / Pressure switch defective
- Pneumatic hose or connection leaking
- Motor defective
- Rotor stopped up or worn
- Back-kick flap stopped up
- Gate valve stopped up or closed
- Pressure main stopped up
- Suction joints stopped up
- Rotational direction wrong
- Lack of water in the chamber
- Chamber ventilation stopped up
- Pump housing ventilation stopped up
- Voltage error, or fluctuates
- Thermo-protection wrongly set
- Current consumption too high
- Control system fault
- Pressure switch function not in order
8
Elimination
- Check main supply
- Correction
- Replacement/ Customer service
department
- Replacement/ Customer service
department
- Clean
- Check/Customer service
department
- Check/Customer service
department
- Check/Replace
- Replacement/ Customer service
department
- Clean/replace
- Clean
- Clean/open
- Clean
- Clean
- Correction
- Switch off/ Customer service
department
- Clean
- Clean
- Correction/Customer service
department
- Check/Customer service
department
- Customer service department
- Customer service department
- Replacement/ Customer service
department
GB