Trouble Shooting And Remedy; Service Address - Nilfisk FOOD MA2CM Mode D'emploi

9.9. Trouble shooting and remedy

In case of errors/troubles not mentioned above, please contact your local service technician for further assis-
tance.
Fault
The unit does • Is there 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 • Is the filter clogged
• Is the pump leaking or making jarring
sounds
• Rinsing nozzle not installed
• Defect in mainstation unit
• No water supply
Insufficient foam • No supply of diluted products
creation • Product not suitable
• Insufficient air supply at unit
• Air pressure in mixing chamber too high
• Defect non-return valve for air
• Incorrect nozzle
• Leaking or blocked chemical non-return
valve
• System needs deliming
No foam • No supply of diluted products
creation • Product not suitable
• Air pressure in mixing chamber too high
• Defect non-return valve for air
• No air supply at unit
• Non-return valve blocked
• Nozzle of mixing chamber blocked
• Leaking or blocked chemical non-return
valve
• System needs deliming
No spray • No supply of diluted products
sanitising • Non-return valve blocked
• Nozzle of mixing chamber blocked
• Leaking or blocked chemical non-return
valve
• System needs deliming

9.10. Service address

Please see the back of this manual
Cause Remedy
• Reconnect voltage and ensure 3x400V supply
• Read error and act accordingly
• Try to readjust flow switch
• Open water supply valve
• Clean the filter
• Call technician
• Place rinsing nozzle
• Consult direction for use of mainstation
• Ensure water supply
• Consult directions for use of dosing unit
• Choose suitable product
• Provide sufficient air supply
• Adjust air pressure setting
• Replace non-return valve for air
• Place foam nozzle 50/200
• Clean or replace chemical non-return valve
• Delime the unit according to paragraph 9.5
• Consult directions for use of dosing unit
• Choose suitable product
• Adjust air pressure setting
• Replace non-return valve for air
• Ensure air supply
• Clean or replace non-return valve
• Clean nozzle
• Clean or replace chemical non-return valve
• Delime the unit according to paragraph 9.5
• Consult directions for use of dosing unit
• Clean or replace non-return valve
• Clean nozzle
• Clean or replace chemical non-return valve
• Delime the unit according to paragraph 9.5
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