Lincoln Electric VANTAGE 400 - Manual (Page 141)

CHOPPER MODULE REMOVAL AND REPLACEMENT (CONTINUED)
REPLACEMENT
1. Mount the heat sink to the brackets on the ver-
tical baffle with the three 3/8” screws. Mount
the plastic strip with the top two screws.
2. Connect leads 23 and 25 at their in-line cou-
plers.
3. Using a 7/16” wrench, attach the heavy leads
and small leads as follows. Note placement of
leads and fasteners: screw, lock washer, flat
washer, small lead, heavy lead. Apply a thin
coating of electrical thermal joint compound
(Dow Corning) to the mating surfaces (but not
the threads). Tighten the fasteners to between
50-60 in-lbs.
4. Replace any cable ties cut at disassembly.
5. When procedures are complete, perform the
Case Cover Replacement procedure.
TROUBLESHOOTING & REPAIR F-93 F-93
VANTAGE® 400
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