I am sure you have this...and not sure it really helps...but:
https://www.newtis.info/tisv2/a/en/e...ioning/1w8PynP
So #8 tells #5 to engage. Ideally. But no clues as to the logic...something is preventing #8 from commanding.
Re-code the IHKA?
https://www.newtis.info/tisv2/a/en/e...-conditioning/
Hope someone drops in with better ideas....