I struck it rich!
I found the page that I think Jake may have stumbled upon but from the Legit Cat SIS 2.0 website.
I did a search for the 434E and there are all kinds of diagrams: There’s a lot here……
https://sis2.cat.com/#/refine?keyword=434E
Refining the Search to the “Parts Identification” page gets really into detail. There is a whole left section of stuff to click on and it is sorted by Parts/Repair/Service sections that changes the left side options.
https://sis2.cat.com/#/detail?keyword=434E&serialNumber=SJL&mediaNumber=SEBP5078&tab=1
There are even options to make PDF’s
