Hypertherm Powermax30 AIR Service Manual - Manual (Page 114)

114 Powermax30 AIR Service Manual 808850
6 – Power Supply Component Replacement
Install the power cord and strain relief
CSA power cords
1. Are you installing a new strain relief?
 If yes, insert the strain relief into the rear panel and tighten the retention nut onto the strain relief. Loosely tighten
the strain relief nut on the outside of the power supply onto the strain relief.
 If no, continue with the next step.
2. Route the wires for the power cord through the strain relief nut and strain relief. Orient the power cord so the green
ground wire is below the other 2 wires, closer to the bottom of the rear panel.
3. Press the connector for the black wire onto the pin on the upper left side of the power switch.
4. Press the connector for the white wire onto the pin on the upper right side of the power switch.
5. Tighten the green ground wire to the heatsink. Tighten the screw to 23.0 kg∙cm (20 inch∙pounds).
6. Position the black and white wires in the wire chase up the side of the rear panel and out of the way of the power
board. At the same time realign the rear panel with the power supply. See Reattach the rear panel on page 106.
7. Tighten the strain relief nut on the outside of the rear panel.
8. Complete the following procedures:
a. See Install the component barrier on page 101.
b. See Install the power supply cover on page 99.
c. Reconnect the power cord, and set the power switch to ON (I).