Troubleshooting
10 Tips for operators and service technicians
Any repairs exceeding routine maintenance may only be carried out by qualified personnel or our
service.
Prior to working on the unit or in case of danger, disconnect it from the mains.
Error
Possible cause
Remedy
Unit does not start
No power supply voltage.
❯
Switch on the unit.
❯
Check that the power supply
matches the data on the type
plate.
❯
Check the mains plug.
❯
Check the fuses on the power
plug / replace them as
required.
Air intake filter blocked
❯
Insert a new air intake filter.
Compressor is overloaded
❯
Disconnect the unit from the
mains supply and allow it to
cool down.
❯
Reduce the ambient tempera-
ture.
❯
Check that the application is
suitable.
❯
Contact customer service.
Unit too noisy
Mechanical damage
❯
Contact customer service.
Unit does not switch off even
though no air is being taken
Leak in the system
❯
Check external lines for leak-
tightness.
❯
Contact customer service.
Reduction in air flow
Air intake filter soiled
❯
Replace the air intake filter at
least 1x per year. The air
intake filter must never be
cleaned.
Excessive ambient temperature
❯
Ensure that cooling is more
effective.
Unsuitable materials drawn in
❯
Only convey approved materi-
als.
Water dripping from air con-
sumers
Pressure reducer with conden-
sate separator and fine filter 5
µm defective
❯
Contact customer service.
Troubleshooting
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0715100100L02 2111V005
EN
