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TROUBLESHOOTING & REPAIR

F-14

CAPACITOR DISCHARGE PROCEDURE

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PROCEDURE

NOTE: See Figure F.19.

1.Disconnect input power to the machine.

2.Remove the Left Case Side Assembly.

3.Locate the two capacitors shown in Figure F.19.

4.Put on the insulated gloves.

5.Grip the middle of the resistor with the insulated pliers.

6.Touch the resistor leads across the two capacitor straps as shown for 10 seconds.

a.DO NOT TOUCH THE CAPACITOR STRAPS WITH YOUR HANDS OR ANY OTHER PART OF YOUR BODY.

7.Test for zero volts across the capacitor terminals with a DC volt meter.

a.Capacitor terminal polarity is marked on the capacitor straps.

b.If any voltage is measured,

REPEAT PROCEDURE.

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INSULATED

PLIERS

INSULATED

GLOVES

FIGURE F.19-Capacitor Discharge Procedure

PRO-CUT 60

Page 55
Image 55
Lincoln Electric SVM104-A service manual Insulated Pliers Gloves, Figure F.19-Capacitor Discharge Procedure