Lincoln Electric SVM 113-A service manual Field Diode Bridge Removal and Replacement

Models: SVM 113-A

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F-43

F-43

TROUBLESHOOTING & REPAIR

FIELD DIODE BRIDGE REMOVAL AND REPLACEMENT (continued)

FIGURE F.17 - DISCHARGING THE FIELD CAPACITOR

Attachment for

Attachment for

201C

202

201B

202B

201A

(-)

 

(+)

 

Jumper

Cable Tie

Capacitor

PROCEDURE

1.Remove the engine spark plug wire.

2.With the 5/16” nut driver, remove the 8 sheet metal screws that hold the top cover to the control box. Remove the top cover.

3.With the 5/16” nut driver and the 5/16” wrench, remove the 6 screws that hold the control panel in place. Move the panel aside as far as the leads will allow.

4.Discharge the field capacitor by connecting the jumper wire clips on the black and the red wire terminals on the top of the capac- itor. See Figure F.17 for location. Leave the clips on for at least 5 seconds, then remove.

WELDANPOWER 125

Page 81
Image 81
Lincoln Electric SVM 113-A service manual Field Diode Bridge Removal and Replacement