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F-58

F-58

TROUBLESHOOTING & REPAIR

OUTPUT RECTIFIER BRIDGE REMOVAL

AND REPLACEMENT (continued)

FIGURE F.14 - OUTPUT RECTIFIER CONNECTIONS

Left Side (–)

 

Right Side (+)

 

 

 

PROCEDURE

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1.Perform this procedure with the engine OFF.

2.With the 5/16” and 3/8” nut drivers, remove the sheet metal screws from the left and right case sides.

3.Carefully remove the left and right case sides. Note that the output rectifier is di- vided into two parts. The positive portion is located on the lower right side and the neg- ative portion on the lower left side of the machine.

For the remaining steps refer to FIgure F.14.

4.With the 1/2” wrench, remove the diode pig- tails and heavy leads from the terminal studs. Note lead and washer placement: nut, split washer, flat washer, leads. Label leads for reassembly. See wiring diagram.

5.With the 1/2” wrench, remove the two heavy leads and one small lead from the rectifier heat sink plate. (Note that the small lead is always on top for reassembly.)

6.With the 7/16” wrench, remove the nut and washers holding the top stud assembly to the rectifier mounting bolts.

7.With the 7/16” wrench, remove the nuts, lock washers, and flat washers from the two top mounting bolts. (Note insulator place- ment.)

8.With the 3/8” nut driver, remove the two bot- tom mounting sheet metal screws. (Note insulator placement - upon reassembly the heat sink must be electrically insulated from the frame of the Ranger 10-LX.)

RANGER 10-LX

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Image 112
Lincoln Electric SVM120-A service manual Output Rectifier Bridge Removal, For the remaining steps refer to FIgure F.14