Hypertherm Powermax45 SYNC Service Manual page 100

3
Troubleshooting for fault codes
5. Is the voltage approximately 18 VDC?
If yes... The problem is possibly with the torch. Continue with
page
If no... Continue with the next step.
6. At the J19 connector on the power PCB, measure the voltage between pin 1 (blue wire) and pin 2
(orange wire).
7. Is the voltage approximately 18 VDC?
If yes... Replace the quick-disconnect receptacle.
If no... Replace the power PCB.
8. If communication faults continue, replace the DSP PCB.
Corrective action for the torch (0-98-2)
1. Connect the SmartSYNC torch to the plasma power supply.
2. Remove the left side of the torch shell.
3. Make sure that all wires are correctly and securely connected to the torch PCB.
4. At the torch lead receptacle on the torch PCB, measure the voltage between pin 3 (black wire) and pin
5 (orange wire).
Keep the wires from the torch connected, and measure the voltage at the rear of the receptacle, as
shown.
5. Is the voltage approximately 18 VDC?
If yes... Continue with the next step.
If no... Continue with step
100
100.
9 on page 102.
Corrective action for the torch (0-98-2) on
811480 Service Manual Powermax45 SYNC®