Hypertherm Powermax 65 Service Manual

Component ReplaCement
6-28 powermax 65/85 Service Manual
9. Connect the ribbon cable to the new control board.
10. Carefully slide the control board behind the front panel.
11. Tilt the bottom of the control board toward the front panel until the control board rests on the plastic tabs. Push the
knob posts through the holes in the front panel.
12. Position the control board so that the mounting holes in the control board align with the mounting holes in the front
panel.
13. Secure the control board to the front panel. Use a #1 Phillips screwdriver to tighten the three screws to 7 in-lbs
(8kg cm).
14. Push the operating mode switch knob (with the white line) onto the mode switch post. Align the flat edge inside the
knob with the flat side of the post.
15. Push the adjustment knob onto the remaining post.
16. Carefully push the top of the front panel against the power supply. Be sure not to pinch any wires between the front
panel and the heat sink on the power supply.
17. Replace the metal strap on top of the power supply. Align the slot in the metal strap with the plastic tab in the front
panel and push the strap straight down. The four pins in the strap snap into the front and rear panels.
18. Replace the power supply cover. Refer to page 6-2 Remove and replace the power supply cover and Mylar®
barrier.
19. Reconnect the electrical power and the gas supply.

Hypertherm Powermax 65 Specifications

General

Open Circuit Voltage (OCV)	300 VDC
Gas Supply	Clean, dry, oil-free air or nitrogen
Maximum Cut Capacity (Mild Steel)	1" (25 mm)
Input Voltage	200-600 V, 1/3-PH, 50/60 Hz
Output Current	20 – 65 A
Duty Cycle	50% @ 65 A
Recommended Gas Inlet Flow Rate/Pressure	6.7 scfm @ 85 psi
Torch Lead Length	25 ft (7.6 m)
Maximum Cut Capacity (Aluminum)	5/8" (16 mm)
Severance Cut Capacity (Mild Steel)	1-1/4" (32 mm)
Maximum Severance Thickness	1-1/4 in (32 mm)
Gas Type	Air/Nitrogen
Torch Options	Hand Torch, Mechanized Torch