Atmospheric air release error 2

Error code
  • 034858 Atmospheric air release error 2
Occurrence condition
  • Pressurization for cleaning is not released (air release) after the cleaning.
Assumed cause
  • Selector Unit failure
  • Ink Supply Unit failure
Related parts
  • Ink Supply Unit
  • Selector Unit
Troubleshooting
Step Confirmation and action YES NO
1

Replace the Selector Unit

[Part(s) to be checked]

None


  • After the replacement, run CL1 cleaning to see if the error still occurs.
 The error still occurs → Go to step 2

The error does not recur → End
2

Replace the Ink Supply Unit

[Part(s) to be checked]

None


  • Does the error still occur in the ink filling sequence during the replacement process?
 The error still occurs → Contact Epson local service representatives. The error does not recur → End