Troubleshooting Cyan Ink Issues on Your EcoTank 4700 Printer

Question: I have an EcoTank 4700 with a non-working cyan ink. After watching your video and cleaning the nozzle, I encountered a lot of resistance in my cyan cartridge/damper when using the syringe. It feels like the clog is in the cartridge, not the nozzle. Should I just buy a replacement, or is there a better solution?

Answer:

Thank you for reaching out to us at BCH Technologies. We greatly appreciate your engagement and support, especially regarding our YouTube channel BCH Technologies on YouTube. Your feedback is invaluable in helping us enhance our technical expertise.

Given your situation, here are several detailed steps to troubleshoot and potentially resolve the cyan ink issue with your EcoTank 4700 printer:

1. Check the Ink Line and Tank: If you feel strong resistance when pulling the ink, it might be that the ink line or tank is clogged. To verify this, you can:
   • Remove the Tube from the Damper: Disconnect the tube from the damper and gently suck on it. This will help determine if the tube is clogged.
   • Inspect the Tank's Air Intake: The tank’s air intake is filtered with a sponge, which can sometimes become wet and block airflow. This blockage can create a vacuum inside the tank, impeding ink flow. You can check this by removing the blue cap on the tank to allow air to flow freely, then suck on the tube again to see if the issue persists.
2. Evaluate the Damper: If the above steps do not resolve the issue, it might indeed be the damper causing the problem. Replacing the damper can often fix issues related to clogs and ink flow. However, ensure that you have accurately diagnosed the problem before purchasing a replacement part.
3. Consider the Printhead: Since you’ve already cleaned the nozzle and ensured that the line seems fine, the printhead should not be the problem. But keep in mind that consistent ink flow issues can sometimes indicate a deeper problem within the printhead assembly.

Addressing printer issues can be a complicated affair due to the hands-on nature of the problems. So, we're not able to provide remote troubleshooting, suggestions, or support for printer repairs. We offer an in-person evaluation and repair service via our local diagnostic facility. Given the high demand, we operate on a first-come, first-served basis. So, it might take a few weeks before we can get your printer to drop it off or mail it to us. Our services are structured to repair either a whole printer or specific parts, with clear instructions on how to proceed if you opt for mail-in or local drop-off services. However, we acknowledge that our rates aren't the most economical. Thus, we highly recommend that you resort to self-help via online research. You can start by checking out YouTube or visiting our YouTube channel's homepage. Look for specific videos using the search icon next to "About" on the right-hand side of the menu bar. I receive dozens of queries every day asking about videos for specific topics. Having created videos over the past nine years, it's challenging to remember every single one. Therefore, using YouTube's search function would be most efficient. Plus, YouTube might suggest relevant videos from other channels that could assist you.

Thank you once again for contacting us. We hope these steps help resolve the issue with your EcoTank 4700 printer. If you have any further questions, feel free to reach out.