WIP pressure choke error
Error code
- 034880 WIP pressure choke error
Occurrence condition
- The negative pressure is lower than the specified value during wiper suction.
Assumed cause
- Deposited material, etc., is blocking the ink suction channel in the wiper holder
- Deposited material, etc., is blocking the wiper tube or waste ink tube unit
- Deposited material, etc., is blocking the tube in the Ink System Unit
- Ink System Unit failure (when Valve Selection is not moving)
Related parts
- Wiper
- Ink System Unit
- Wiper tube unit
- Waste ink tube unit
Troubleshooting
Step |
Confirmation and action |
YES |
NO |
|---|---|---|---|
| 1 | Remove the rear cover and check if the wiper tube is kinked
|
End | Go to step 2 |
| 2 | Replace the wiper holder
|
End | Go to step 3 |
| 3 | Replace the Ink System Unit
|
End | Go to step 4 |
| 4 | Replace the wiper tube unit
|
End | Go to step 5 |
| 5 | Replace the waste ink tube unit
|
End | Contact EPSON Local Service Representatives |