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Operating instructions CTR Series | 89014478; 2020-06 | 37
7.3 Poor wash result
Possible cause Remedy
Wash items not clean No or low detergent dosing Set the dosing amount as per the man-
ufacturer’s specifications (}18).
Check the dosing hose (for kinks,
breakage, etc.).
Vent the dosing device.
Replace the container, if empty.
Wash items incorrectly sorted
Sort wash items correctly (}33).
Jets of the wash arms blocked Dismantle wash arms and clean jets
(}39).
Temperatures too low
Check the temperatures (}13).
Tank water too heavily soiled Start the tank water exchange pro-
gramme (}34).
Spots visible on the wash items If scaling is present:
The water is too hard
Check the external water treatment.
Connect water treatment.
Carry out basic cleaning.
For starch residues:
Temperature of manual pre-cleaning
exceeds 40 °C
Lower the temperature of manual pre-
cleaning.
The wash items do not dry on their own No or low rinse aid dosing Set the dosing amount as per the man-
ufacturer’s specifications (}18).
Check the dosing hose (for kinks,
breakage, etc.).
Vent the dosing device.
Replace the container, if empty.
Rinse temperature too low Contact an authorised service techni-
cian.
Note:Water quality affects washing and drying result. We therefore recommend that the warewasher be supplied
with softened water from a total hardness of more than 3 dH (0.53 mmol/l).
See also
2 Dosage [}18]
2 Info display [}13]
2 Changing the tank water [}34]
2 Washing [}33]
2 Drainage programme [}39]
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