Lincoln Electric SVM159-A service manual #207 #207A #209

Models: SVM159-A

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F-67

F-67

TROUBLESHOOTING & REPAIR

INPUT RECTIFIER REMOVAL AND REPLACEMENT (continued)

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9.Apply a thin coat of Penetrox A-13 heatsink com- pound to the point of contact between the input rectifier and the mounting surface.

10.Secure the new input bridge into its proper posi- tion with the two 3/16”in. allen mounting screws previously removed. Torque to 44 inch pounds.

11.Reconnect the previously removed leads to their proper locations. Torque to 31 inch pounds.

12.Cover the input rectifier and its six terminals with silicon sealant.

13.Replace the case wraparound cover.

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FIGURE F.31 – INPUT RECTIFIER (CLOSE-UP)

Small Lead "H1"

 

To Auxiliary Transformer

3/16" ALLEN

 

 

BOLTS

C

B

#207

#207A

A

#209

 

 

Small Lead "A"

FRONT

 

To Circuit Breaker

 

 

REAR

 

 

 

 

POWER WAVE 355/405

Page 109
Image 109
Lincoln Electric SVM159-A service manual #207 #207A #209