TIB 857: Revised ink pump on several XPJ models

Modified on Tue, 21 Nov, 2023 at 12:03 PM

Dear Customer,

The maintenance pump on a few XPJ models has been revised.

Please check below overview:


Printer ModelOld pumpNew pump
XPJ-1341SR-PDH-40598DG-43907
XPJ-1641SRDH-40598DG-43907
XPJ-1641SR-PDH-40598DG-43907
XPJ-1682SRDH-40598DG-43907



These new pumps will be mounted in the Mutoh Japan factory as of following serial numbers:


Printer ModelSerial Number
XPJ-1341SR-PKD5U000609 and higher
XPJ-1641SREnd of prodction
XPJ-1641SR-PKF6U000924 and higher
XPJ-1682SRTo be informed, not yet implemented


Visually both pumps are quite similar but they can be distinguished by means of the colour of the wiring                         (yellow/blue vs. red/black).


See illustrations:



Extra information:


Please be informed that the pump DH-40598 will remain available for following models:

  • XPJ-1341WR-P
  • XPJ-1642WR
  • XPJ-1682WR
  • XPJ-1682SR-P (until further notice - See TIB 858 !)




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