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F-85

TROUBLESHOOTING & REPAIR

F-85

 

OUTPUT RECTIFIER BRIDGE AND CHOKE REMOVAL AND REPLACE-

 

 

MENT(continued)

 

 

Replacing the Output Rectifier

6.

Reconnect all of the leads and plugs that

 

 

1. Place the

Output Rectifier into the

 

 

machine so that its mounting studs fit into

 

were disconnected during the removal

 

 

the holes in

the bracket. Place a lock

 

procedure, and replace any cable ties that

 

 

washer and a nut on each stud and tight-

 

were removed.

 

 

en.

 

7.

Perform the Case Cover Removal

 

 

2. Apply a thin film of electrical joint com-

 

 

 

Procedure

 

 

pound, (Dow Corning 340 - Lincoln

 

.

 

 

T12837) between the surfaces of the “W”

 

 

 

 

leads and the Output Rectifier.

 

 

 

 

Reconnect the Output Rectifier, position-

 

 

 

 

ing the leads, bolts, washers, and nuts

 

 

 

 

exactly as hey had been originally con-

 

 

 

 

nected. Tighten all of the connections

 

 

 

 

securely. See Wiring Diagram.

 

 

 

3.Swing the case front back into position.

4.Mount the D4 diode bridge and the CR1 engine protection relay to the center baf- fle assembly. See Wiring Diagram.

5.Attach the case front to the machine base with four screws.

RANGER 305D

Page 139
Image 139
Lincoln Electric SVM175-A service manual Replacing the Output Rectifier, Perform the Case Cover Removal