TOC
TOC
TROUBLESHOOTING & REPAIR | |||
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| CHOPPER MODULE REMOVAL AND REPLACEMENT(continued) |
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Replacement
1.Mount the heat sink to the brackets on the vertical baffle with the three 3/8” screws. Mount the plastic strip with the top two screws.
2.Connect leads 23 and 25 at their
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 com- pound (Dow Corning 340 - Lincoln T12837) to the mating surfaces (but not the threads). Tighten the fasteners to between
4.Replace any cable ties cut at disassembly.
5.When procedures are complete, perform the Case Cover Replacement procedure.
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| TERMINAL |
| LEADS |
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B4 |
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| Heavy lead W11, small |
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| lead 14 |
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B5 |
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| HL W5, SL 13 |
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B6 |
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| HL W8 |
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B1 |
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| HL W6 |
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B2 |
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| HL W4, SL 301 |
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B3 |
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| HL W9, SL 302 |
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