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- HP Community
- Printers
- Printer Ink Cartridges & Print Quality
- trying to reload laserjet tank

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06-03-2025 10:17 AM
Hi @lrs808
Welcome to the HP Support Community!
Thanks for posting your query! We're here to help you get back up and running.
I understand how frustrating this must be—especially when the HP LaserJet Tank 2504dw refill switch refuses to turn. Let's go through some troubleshooting steps to resolve this issue.
Step-by-Step Troubleshooting for Refill Switch Not Turning
1. Ensure Proper Refill Cartridge Alignment
- Make sure the HP refill bottle is correctly positioned.
- The nozzle should be fully inserted into the refill port.
- If the bottle isn’t aligned properly, the switch may not unlock.
2. Check for Residual Ink Blockage
- Sometimes dried toner or ink residue can prevent the switch from turning.
- Use a lint-free cloth to gently wipe around the refill port.
- If possible, use compressed air to clear any debris.
3. Apply Gentle Pressure to the Switch
- Try pressing down slightly on the switch while turning.
- Avoid excessive force, as this could damage the mechanism.
4. Perform a Printer Reset
- Turn off the printer and unplug it from the power source.
- Wait 60 seconds, then plug it back in and turn it on.
- This can help clear any internal errors affecting the refill mechanism.
Let me know if you need further clarification! I know how frustrating printer refill issues can be, but hopefully, this gets your HP LaserJet Tank 2504dw back to working properly. 😊
If my response helped, please mark it as an Accepted Solution! ✅ It helps others and spreads support. 💙 Also, tapping "Yes" on "Was this reply helpful?" makes a big difference! Thanks! 😊
Take care, and have an amazing day!
Regards,
Hawks_Eye
If my response helped, please mark it as an Accepted Solution! ✅ It helps others and spreads support. Also, tapping "Yes" on "Was this reply helpful?" makes a big difference! Thanks!
06-07-2025 07:20 PM
Hawks_Eye,
Thanks for the response and apologies in the delay in reply but had to wait for the weekend to try. I tried doing the steps you mentioned and even opened a second toner refill with no success. Are the refills one try? Once I try loading it locks? any other suggestions would be greatly appreciated. Thanks and have a great weekend.
Best regards,
Lance Sato
06-08-2025 01:46 PM
It sounds like the HP LaserJet Tank 2504dw refill switch is stuck, even after trying a second toner refill. Here are a few additional steps to troubleshoot:
Additional Troubleshooting Steps
1. Confirm Refill Lock Mechanism
- Some HP toner refill systems lock after an unsuccessful attempt.
- If the refill bottle was inserted incorrectly, the mechanism may have engaged prematurely.
- Try gently wiggling the bottle while turning the switch.
2. Check HP’s Official Troubleshooting Guide
- HP has a troubleshooting page for LaserJet Tank printers that may provide additional solutions.
3. Inspect for Mechanical Blockage
- If the switch won’t turn, there may be toner residue or plastic misalignment.
- Use compressed air or a soft brush to clean around the refill port.
If none of these steps work, reaching out to HP Customer Support or a local repair center may be the best option.
Let me know if you need further assistance! Hopefully, we can get your printer back to working properly.
Regards,
Hawks_Eye
If my response helped, please mark it as an Accepted Solution! ✅ It helps others and spreads support. Also, tapping "Yes" on "Was this reply helpful?" makes a big difference! Thanks!