I'm not sure if this is the D130 manual you're looking for Spike. I saw others on Ebay for sale also. I used Davis 130 BH manual in the search.
Keep the Peace
Harry
@Eugen I completely agree on the interface used by them.Eugen wrote: ↑Fri Apr 22, 2022 9:23 pm And here's 8-3052 for 6018bh
https://www.rottmansales.com/wp-content ... 8-3052.pdf
and 644bh and 646bh
https://www.rottmansales.com/wp-content ... /B1302.pdf
This site above has, in my opinion, the nicest interface to the parts manuals.