In addition to the wiring diagram and troubleshooting chapter in the training manual, here is a diagnostic flowchart from an unknown source that might also be of help in narrowing down any problems. I think it was published more in the R11 era but seems also applicable to the R9.
Attach file:
(208.53 KB)
(136.82 KB)
This Post was from: https://packardinfo.com/xoops/html/modules/newbb/viewtopic.php?post_id=221014