Nilfisk FOOD Hybrid 7 Booster Floor Instrucciones De Uso página 38

8.5. Trouble shooting and remedy
If errors or problems occur that are not described, contact the local service technician for assistance.
Fault
The unit does • No supply voltage to the unit
not start
• Error message in display
• Flow switch out of adjustment
No pressure / • Insufficient water supply at unit
too low pressure • Filter is clogged
• The pump is leaking or making jarring
sounds
• Rinsing nozzle not installed
• No water supply
8.6. Service address
Refer the back of this manual.
35
Cause Remedy
• Make sure that power supply and inverter
are switched on
• Read error and act accordingly
• Try to readjust flow switch
• Open water supply valve
• Clean the filter
• Call technician
• Place rinsing nozzle
• Ensure water supply