Lincoln Electric Fleet 650 Service Manual page 75

LINCOLN ELECTRIC
2. Using a 1/2" nutdriver, attach the two nuts, lock washers and four flat washers securing the output
rectifier bridge to the shelf.
3. Carefully apply a thin coating of Penetrox heat sink compound to the mating surfaces of the leads.
4. Using a 1/2" socket and a 1/2" open-end wrench, attach the two bolts, nuts, lock washers and four
flat washers securing leads B2/B5, B2/B5 and POS-SHUNT to the positive terminal of the output
rectifier bridge and leads B1/B4 and B1/B4 to the negative terminal of the output rectifier bridge.
5. Using a 7/16" socket and a 7/16" open-end wrench, attach the bolt, nut, lock washer and two flat
washers securing each lead set (W1/W6, W2/W3 and W4/W5) to the AC terminals of the output
rectifier bridge.
6. Perform the Front Panel Replacement Procedure.
7. Perform the Case Cover Replacement
8. Perform the Retest After Repair Procedure.
Procedure.
Figure F.36 – Output rectifier bridge lead locations
Fleet™ 650 Service Manual
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