4E years extension to CoverPlus Onsite service, Target is for an engineer to be onsite to repair your Epson Product within 2 working days of call being received - This service also includes 1 print head set replacement per year for the period of the warranty extension. CoverPlus does not cover replacement of items designated as maintenance items that have reached the end of their life. This service extends the service period only for product that previously had a CoverPlus warranty applied.