Hypertherm Powermax45 SYNC Service Manual page 7

2 Troubleshooting for common problems..................................... 35
Troubleshooting for common problems............................................................................................................. 35
The cut quality is unsatisfactory, or the cut does not sever the workpiece...............................................36
There is a problem with the Hypertherm cartridge.............................................................................. 36
The work lead connection is not satisfactory........................................................................................36
The output current (A) is set too low...................................................................................................... 37
The operating mode is incorrect.............................................................................................................. 37
An extension cord is not sufficient...........................................................................................................37
The power PCB is defective.....................................................................................................................37
The power switch is set to ON, but the power LED is off.............................................................................37
The voltage to the system is missing or incorrect................................................................................37
The power switch or power PCB is defective...................................................................................... 38
The solenoid valve is defective................................................................................................................. 38
The fan is defective..................................................................................................................................... 38
The power LED is on, but no gas flows when you fire the torch................................................................. 39
The torch, torch lead, power PCB, or machine interface connection has damage..................... 39
The arc does not transfer to the workpiece...................................................................................................... 39
The work lead connection is not satisfactory........................................................................................39
The pierce height is too high.................................................................................................................... 39
Gas flows from the torch when you set the power switch to ON............................................................... 40
The incoming gas pressure is too high...................................................................................................40
The solenoid valve or power PCB is defective.....................................................................................40
Gas flows when you fire the torch, but there is no plasma arc.................................................................... 40
There is a problem with the Hypertherm cartridge, torch, or torch lead......................................... 40
The gas flow is too high or too low......................................................................................................... 40
The gas quality is unsatisfactory.............................................................................................................. 41
The input power is not sufficient.............................................................................................................. 41
There is a voltage imbalance on the capacitors................................................................................... 41
The plasma arc goes out while you are cutting, or the torch will intermittently not fire.......................... 42
The work lead is defective or the work lead connection is insufficient for some reason............42
The fan is defective..................................................................................................................................... 42
The plasma arc stopped while cutting, but starts when you fire the torch again.....................................43
The Hypertherm cartridge is worn or has damage.............................................................................. 43
The filter element in the air filter is dirty.................................................................................................. 43
The gas pressure is too low or too high.................................................................................................43
The plasma arc makes sputtering and hissing sounds.................................................................................. 44
The air filter element is dirty...................................................................................................................... 44
There is moisture in the gas supply line................................................................................................. 44
Powermax45 SYNC® Service Manual 811480
Contents
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