Help! Unk bolts

[mkwoodcrafting (MK)]

Good afternoon all, found these two lost souls in my 5Pro track. They appear to probably go on the HDZ just not sure where. Any suggestions? Thanks-

[WillAdams (William Adams (Carbide 3D))]

M4 panhead screws to cover the lubrication ports?

https://carbide3d.com/hub/docs/maintenance/

[OShag (Dave)]

Greetings. These buggers appear and it’s not always easy to find their homes. Likely the oil port covers. Here’s my original post with pictures if it helps.

Help identifying a screw location

Just to close the loop for anyone who is interested… I ended up getting hold of customer support today. The short answer is, yes, remove the spindle and HDZ plate to PARTIALLY remove the linear block to return the oil drain screw/plug to its place and then reassemble. I say PARTIALLY because they say DO NOT let the linear block leave the rail. I was thinking of pulling the 4 cap screws holding it to the plate, sliding it off the rail and returning the screw to its home. BUT you should not remov…

[mkwoodcrafting (MK)]

Yep they belonged to the lower Z bearings blocks. Thanks!