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| TROUBLESHOOTING & REPAIR | ||
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| SNUBBER BOARD REMOVAL AND REPLACEMENT (continued) | ||
| PROCEDURE |
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1. | Remove input power to the | 3. | Perform the Input Filter Capacitor Discharge | |
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| Procedure detailed earlier in this section. |
2. | Using a 5/16” nut driver remove the case wrap- | 4. | Locate the snubber board.. See Figure F.32. | |
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| around cover. |
FIGURE F.32. – SNUBBER BOARD LOCATION
Snubber
Board
LEFT SIDE
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5.Remove small lead #B1 from the board. See Figure F.33.
6.Remove the four bolts using a 7/16” socket. Two of these bolts have leads #30 and #10 connected to them. Note the position of all leads and associ- ated washers upon removal.
7.Carefully remove the snubber board.
8.Replace the snubber board.
9.Replace the bolts, leads, and washers previously removed. Torque bolt to
10.Replace the case wraparound cover.
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FIGURE F.33. – SNUBBER BOARD LEADS (CLOSE UP)
Lead 30
Lead B1
Lead 20