Tag Archives: professional

Learn to Remove and Unclog Epson WP-4540 Print Head Nozzles

Your presence here shows that your Epson printer’s printhead has stubborn clogs. This document explains 3 ways how you can clean and unclog an Epson printhead. Go through the document to learn how you can remove the printhead from an Epson WP-4540 for a deep cleaning.

Epson WP-4540 is a nice printing device which been sitting in storage for years and hardly shows any issues. It usually shows problems if you don’t take care of it properly and using without any maintenance over a long period of time. If you have tried to clean it and still a few heads are clogged, try to wet the printhead with cleaning liquid. If it doesn’t work out for you, take the printhead out for performing deep cleaning.

Important Advice: if you are a novice and not well aware of know-how, perform these steps under the supervision of experts or hire a professional.

hqdefault

Unplug Power Supply 

The printer will prevent the cartridge from moving freely and raise a white lock when you open the cartridge door. So, you need to unplug the power supply before the lock is in place.  Disconnect the power immediately after opening the cartridge door to make sure that the cartridge assembly can be moved freely.

Remove the Panel at the Top

There will be a white knob on the left corner and near to that there will be a hole. Find it, press in with your finger to pop up the top cover. Repeat the similar steps to the right side.  On the front, there will be three screws, remove them.  Now you will see two wires: a red/black door trigger wire and a black ground wire. Also, there will be an electronic ribbon. Disconnect wires as well as electric ribbon and connect them back.

Unscrews the Back of the Printer

Turn to the back of the printer, and unscrew top two screws and then bottom two screws of the back wire plate.

Unplug Wires from the Back of the Printer

There will many wired combinations so it is advised to take a picture of the wire bundles to avoid any mistakes and put them back in sequence. Make a checklist from the top to bottom: pull out 4 white/gray, 3 gray, 3 black, 2 red & black wire bundles and then unscrew 1 black ground wire.

Remove the Back Plate

Now separate the top unit from the rest of the printer. Turn to the back of the printer and unscrew the four screws which are holding the box cover.

Remove Box Cover and Cartridge Door

Now turn to the front of the printer and on the front cartridge box, remove two screws and the remove one screw at top right. Now remove the cartridge door.  There will be two more screws holding the box cover, remove these two screws also and now remove the box.

There will be two screws holding ink tubes and 4 electronic ribbons, remove them and then remove four more screws to take the printhead out.

If you need any kind of guidance to take the printhead out, you can ask our experts to get the Epson printer Tech Support.