Ink Leak Sensor 2, 3, 4
Error code
- 034842 Ink leak error 1 (Ink leak sensor 2)
- 034847 Ink leak error 3 (Ink leak sensor 2)
- 034843 Ink leak error 1 (Ink leak sensor 3)
- 034848 Ink leak error 3 (Ink leak sensor 3)
- 034865 Ink leak error 1 (Ink leak sensor 4)
- 034868 Ink leak error 3 (Ink leak sensor 4)
Occurrence condition
- Ink leak sensor 4 (Valve Selection Unit) detects ink leak
- Ink leak detected in Ink Leak Sensor 2, 3 (Ink System Unit harness connection side)
Assumed cause
- Ink leak from the Ink Supply Tank or ink cartridge
- Ink leak from inside the Buffer Tank and ink leaking from the Valve Selection
- Ink Leak Sensor incorrectly detected condensation as an ink leak.
Related parts
- Ink System Unit
Troubleshooting
| Step | Confirmation and action | YES | NO |
|---|---|---|---|
| 1 | Check if the installation environment is excessively humid, or if condensation has formed. Is the product installed in a location that is not the recommended installation environment? If condensation has formed, does the symptom continue to occur several hours after being moved to a drier location? |
Go to step 2 | End |
| 2 | Remove the Ink System Unit and check if the main unit interior (frame section) is leaking ink Is the area around the Ink System Unit soiled with ink? |
Go to step 3 | Replace the Ink System Unit |
| 3 | Wipe away the ink and then replace the Ink System Unit. Does the error still occur? |
Contact EPSON Local Service Representatives | End |