Could someone help with a PNC3 maintanance manual as we are having problems with a datum switch but in the test mode we are not clear as to what is what, but we believe all is explained in the PNC3 maintanance manual, Thank you.
All I could find was a Triac programming and maintenance manual for the PNC3:
viewtopic.php?f=15&t=2880
viewtopic.php?f=15&t=2880