OptiMeOptiMe
2021/01 Rev. 0.4
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Problem Possible cause Solution
(continuation)
Steam leaves
from the milk
outlet.
No milk
dispensing
Duckbill valve is missing,
defect or dirty
Check the duckbill valve
[D1] for:
- Correct assembly
- Correct function and
contamination.
Clean or replace if
necessary.
Art. no. duckbill valve:
1007799
Milk system needs cleaning
Run the milk cleaning
program.
Art.no. milk cleaner:
1008126
The milk system was not
cleaned with the advised
milk cleaner.
The pump is clogged up by
milk residues.
Check the milk pump.
Clean or replace if
necessary.
Activate the milk pomp in
the hardware test, cold
milk must transported to
the outlet.
Motor current (empty)
max. 150mA is OK.
Motor current (with milk)
max. 265mA is OK.