Contents
6 810410 Field Service Bulletin XPR170
Remove the chopper .................................................................................................................. 32
Install the chopper....................................................................................................................... 34
Replace the control-side fans .............................................................................................................. 35
Remove the control-side fans .................................................................................................. 35
Install the control-side fans....................................................................................................... 37
Replace the 48 V power source.......................................................................................................... 38
Remove the 48 V power source.............................................................................................. 38
Install the 48 V power source .................................................................................................. 39
Replace the 24 V power source.......................................................................................................... 41
Replace the control transformer .......................................................................................................... 42
Remove the control transformer .............................................................................................. 42
Install the control transformer................................................................................................... 43
Replace the power distribution PCB.................................................................................................. 44
Replace the control PCB...................................................................................................................... 45
Replace the I/O PCB............................................................................................................................. 47
Replace the pilot arc relay..................................................................................................................... 48
Replace start circuit assembly ............................................................................................................. 49
Bottom-compartment parts .............................................................................................................................. 50
Replace an inductor ............................................................................................................................... 50
Remove an inductor.................................................................................................................... 50
Install an inductor ........................................................................................................................ 54
Rear-compartment parts ................................................................................................................................... 55
Replace the main contactor.................................................................................................................. 55
Remove the main contactor...................................................................................................... 55
Install the Siemens
®
main contactor....................................................................................... 56
Install the Allen-Bradley
®
or ABB
®
main contactor............................................................. 57
Replace the inrush resistor assembly................................................................................................. 59
Plasma power supply panels............................................................................................................................ 61
Remove the front panel.......................................................................................................................... 61
Remove the right-side (liquid-cooling-side) panel .......................................................................... 62
Remove the left-side (control-side) panel......................................................................................... 63
Remove the rear panel........................................................................................................................... 64
Remove the top panel ............................................................................................................................ 65
2 Gas Connect Consoles ............................................................................................................. 67
How to use push-to-connect fittings.............................................................................................................. 68
Replace the high-frequency, high-voltage transformer.............................................................................. 69
Replace the high-frequency, high-voltage PCB.......................................................................................... 71
Replace the coil assembly ................................................................................................................................ 73
Remove the coil assembly..................................................................................................................... 73
Install the coil assembly......................................................................................................................... 75
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