TIB 857: Revised ink pump on several XPJ models
Dear Customer,
The maintenance pump on a few XPJ models has been revised.
Please check below overview:
| Printer Model | Old pump | New pump |
| XPJ-1341SR-P | DH-40598 | DG-43907 |
| XPJ-1641SR | DH-40598 | DG-43907 |
| XPJ-1641SR-P | DH-40598 | DG-43907 |
| XPJ-1682SR | DH-40598 | DG-43907 |
These new pumps will be mounted in the Mutoh Japan factory as of following serial numbers:
| Printer Model | Serial Number |
| XPJ-1341SR-P | KD5U000609 and higher |
| XPJ-1641SR | End of prodction |
| XPJ-1641SR-P | KF6U000924 and higher |
| XPJ-1682SR | To 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 !)