Stratasys J750 User Manual page 81

Stratasys J750 User Guide
15. Press down on the upper and lower locking screws to release the print
16. Make sure that along with the head, you remove the four (4) rubber O-
DOC-08040 Rev. E
head, and remove it from the bottom of the print block.
Figure 4-86 Releasing the print head
ring seals.
Figure 4-87 O-ring seals on the print head
4 Operating and Maintaining the Stratasys J750 3D Printer
4-60