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Resetting without replacing the waste ink pads is akin to ignoring a "check engine" light. You can do it, but physical overflow will damage the printer. Many experienced users install an external waste ink bottle and then reset the counter – that is considered a legitimate repair.
The Epson EcoTank L14150 is a workhorse printer, prized for its high-volume ink tanks, low running costs, and robust A3+ printing capabilities. However, like all inkjet printers, it operates on a logic of consumables and maintenance counters. When these counters reach their limits, the printer locks down, displaying errors like "Service Required" or flashing LEDs. This is where the enters the picture.
Assuming you have a legitimate or reputable resetter tool:
Your Epson L14150 printer stops mid-job and displays a "Service Required" warning. A component inside your printer is nearing the end of its service life. This usually means the waste ink pad is full.