IC Medical HD 450 User Manual page 45

Chapter 7 – Maintenance
Inspect door seal
Nozzles of the injector system
Front exterior of unit if
Inspect the lye pump,
pump sump and the
3.

Check the door seals daily for any dirt, deposits or damage of any kind.
If you notice any dirt or deposits, clean the seal with a moist, lint-free
daily
cloth and neutral common household cleaner in liquid form.
To test if the nozzles of the injector system are clogged, hold them
vertically under a stream of running water.
If the water flows out easily through the nozzles, they are unobstructed.
The control unit and the plastic exterior of the HD 450/HD 450 Injection
required is to be cleaned only with a moist cloth or a suitable cleaner for plastics.
Please test for any adverse effects before use! Never use any solvents
or benzene for cleaning.
Fine dirt particles that were not trapped by the wide-mesh and fine-mesh
screens and have entered the water outflow opening must be removed.
pump This becomes apparent e.g. when the water used for cleaning is not
pumped off after a program has run its course.
1. In such a situation, inspect the pump sump by removing the wide-
and fine-mesh screens. Remove any dirt or deposits.
2. Remove the two screws in the plastic component (use a Torx 20), pull out the
plastic component and remove the dirt on the impeller wheel. After cleaning is
complete, replace the blue plastic component and screw it back on.
WARNING!
If this happens frequently, inform an authorized representative.
After replacing the washing arm, ensure that it is
able to turn freely and easily.
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