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Tweco 81 with SL100SV User Manual

Page 102

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SERVICE

5-38

Manual 0-4641

5

8. Install replacement components as follows:

For Input Diodes:

Diode

Assembly

Art # A-03950

Thermal Pad

Slot

Input Diode Replacement

a. Apply the thermal pad to the flat surface of the diode. Align the pad with the rectangular flat surface on the back of

the device.

b. Align the diode horizontally, with its longer edges perpendicular to the power supply base.

c. Secure the device and rectangular pad to the chassis with the replacement screws and washers.

9. Torque screw(s) to 35 in-lb / 3.95 Nm.

NOTE

Failure to torque properly will cause component damage.

10. Connect wires per the chart.

Input Diode

To Main PCB

Input Diode

To Main PCB

E5

E1

E5

E1

E13

E2

E18

E3

E6, E8

E7

E6, E8

E7

E14, E16

E15

E14, E16

E15

400V, 415V, 460V, 600V Units

208/230V Units

CutMaster 81 Input Diode Connections

E13, E18

E2