Epson WF-4830/4820 Series Printhead Removing Process

— All about Repair Epson WF-4830/4820 Series procedures, click here

Remove WF-4830, 4820 Series Printhead

  • STEP 1. Perform the CR lock check in the Service Support Mode to unlock the CR Unit

— About Printer Service Support Mode, click here

— Epson XP 15000 Adjustment Program, click here


The CR Unit can also be unlocked by the following procedure.
1. Remove the Housing Right. (p 111)
2. Rotate the gear of the Ink System Unit in the direction of the arrow to unlock the CR Unit.

  • STEP 2. Move the CR Unit to the ink replacement position shown below.


To avoid affection to the PG and deformation of the Main Frame, do not apply excessive downward force to the CR Unit and parts equipped on it when disassembling/assembling them.

  • STEP 3. Disengage the three hooks, and lift the Holder Board from the CR Unit.


  • STEP 4. Disconnect the Holder Board FFC from the Holder Board to remove the Holder Board


  • STEP 5. Disengage the two hooks and the two dowels, and remove the Cover Cable Head Inner.


  • STEP 6. Remove the three screws and lift the Printhead.


  • STEP 7. Disconnect the Head FFC from the connectors on both sides of the Printhead and remove the Printhead.


Remove WF-4830 Series (only) 2nd Bin Assy

This section describes the disassembly procedure for WF4830 series.

  • STEP 1. Remove the Housing Right.
  • STEP 2. Remove the Housing Left.
  • STEP 3. Remove the Housing Upper.
  • STEP 4. Disconnect the following FFC/cables/wire from the connector on the Main Board.
    •  PF Motor Cable (CN73)
    •  PF Encoder FFC (CN52)
    •  2nd Cassette Sensor Cable (CN58)
    •  Grounding wire


  • STEP 5. Remove the four screws that secure the 2nd Bin Assy.
  • STEP 6. Disengage the four dowels and remove the 2nd Bin Assy.


— Fix Epson WF 4830, 4820 series error code 000020, 000025, 000032,… click here

— Fix Epson WF-4830/4820 error code 100016, 100020, 100054, 100077… click here

Remove WF-4820 Series (only) Housing Lower

  • STEP 1. Remove the Housing Right.
  • STEP 2. Remove the Housing Left.
  • STEP 3. Remove the four screws that secure the Housing Lower.
  • STEP 4. Disengage the four dowels and remove the Housing Lower.


— Repair Epson WF-4830/4820 Series Exterior Components, click here


Check Also


Remove Epson WF-4830/4820 Series Parts Detailed

Remove Pickup Roller Assy 2nd (WF-4830 Series only) Be careful not to damage the Pickup …

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