Page - 90/100 AE0ZP0EC - AC-0 SSL SENSORED - User Manual
70: MDI VALVE2 SHORT At least one of the On/Off Valves Coil is
shorted
74: MDI DRV2 SHORT At least one On/Off driver on pin#4 and #6
is shorted
75: MDI DRV2 OPEN At least one On/Off driver on pin#4 and #6
is opened
89: MDI PEV NOT OK The Positive Supply for the Valves is
missing
90: MDI NEVP1 NOT OK At least one Proportional Valve driver on
pin#8 and #9 is shorted
Example: 02A79 is an INCORRECT START alarm on the AC-0 traction
controller.