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No, there was no difference between the new paint and the old paint, the missing nozzles are still there.

I tried new paint but didn't get any results. I'm currently keeping the heads in solution to see if anything changes. I will follow the advice above. Thanks.

The head is not clogged, when I remove the head and inject solution with a syringe, liquid comes out of all channels. I'm thinking it might be related to the paint being expired, but the other paints are also expired.

Hello everyone My machine was not working due to the problems I had with the technical service a long time ago. My machine did not work for about 1.5 years due to an undetected fault. Finally, I repaired the machine with my own efforts. But there seems to be a problem with the black head...

Thanks for repply

Yes

Hello everyone, While replacing the cartridge sensors a while ago, the sensor broke and made a chassis.. Then call the service, it gave the error 0315. I called Roland service and they told me that the pump drive board is faulty. I bought a new card, I changed it, but the problem is not with...