en Troubleshooting
Fault
The appliance hums,
bubbles, buzzes,
gargles or clicks.
The appliance makes
noises.
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Cause and troubleshooting
Not a fault. A motor is running, e.g. refrigerating unit,
fan. Refrigerant flows through the pipes. The motor,
switches or solenoid valves are switching on or off.
No action required.
Fittings wobble or stick.
Check the removable fittings and, if required, re-
▶
place these.
Bottles or containers are touching.
Move the bottles or containers away from each
▶
other.