Where can you find a wiring diagram for an Exide 9000 battery charger that will show what phases voltage amps a charger is currently wired for and what is needed to change the input phases voltage?

Where can you find a wiring diagram for an Exide 9000 battery charger that will show what phases voltage amps a charger is currently wired for and what is needed to change the input phases voltage?
call me at 1 630 628 0617 thanks eric