Problem solving guide
131
Problem Cause and remedy
Fault518-521
No flow was detected when dispensing from an external
supply container.
Caution when handling chemical agents.
For all chemical agents, the chemical agent
manufacturer's safety instructions as given on their
safety data sheets must be observed.
Check the level in the containers and replace empty
ones with filled ones.
Check the suction apertures of the container lances and
remove any deposits.
Check the hose connections on the container lances, the
washer-disinfector and any DOS modules.
Remove any kinks from the dispenser hoses and check
the hoses for leaks. Position the dispenser hoses so that
they cannot kink.
Vent the dispensing systems.
If you identify any leaks in the dispenser hoses or defects
on the container lances, contact Miele Service.
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