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F-77

TROUBLESHOOTING AND REPAIR

F-77

CONTROL OR POWER BOARD REMOVAL AND REPLACEMENT (continued)

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INSTALLATION PROCEDURE

1.Install either the power or control board to the PC board assembly and secure it in place using the Phillips head mount- ing screws.

2.Carefully slide the power and control PC board assembly into place, making sure to clear the lead harnesses on the right and left side of the PC board com- partment.

3.Secure the rear of the control box in place using two screws and the 3/8 in. nutdriver.

4.Connect two molex plugs and black and white wires with quick disconnects to the power PC board.

5.Connect the eight molex plugs to the control PC board.

6.Install the PC board compartment cover using the 3/8 in. nutdriver.

7.Install the case top and sides using the 3/8 in. nutdriver.

POWER WAVE 455/POWER FEED 10

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Lincoln Electric SVM135-B service manual Installation Procedure