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Powermax30 – Hypertherm Powermax30 Operator Manual User Manual

Page 89

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MAINTENANCE AND PARTS

1

powermax30

Operator Manual

5-15

L
Black wire

N
White wire

Replace the power cord (CSA)

1. Turn OFF the power, disconnect the power cord, and disconnect the gas supply.

2. Remove the cover from the power supply and remove the Nomex barrier from in front of the

power board.

3. Remove the rear endcap.

4. The power cord has a black wire and a white wire that connect to the power switch and a green

ground wire that connects to the heatsink.

Carefully pull the connector for the white wire away from the power switch to disconnect it. You
can use needlenose pliers or a straight screwdriver to ease it out, if necessary.

5. Remove the black wire the same way.

Single phase

L

Black

N

White

PE

Green

PMX30_OM_05.qxp:PMX30_OM_05 10/7/09 12:46 PM Page 5-15