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TROUBLESHOOTING & REPAIR
PRIMARY POWER BOARD AND FILTER CAPACITOR
REMOVAL AND REPLACEMENT (continued)
FIGURE F.23 – PRIMARY POWER BOARD REMOVAL
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REMOVAL PROCEDURE
1.Remove input power from the
2.Remove the case wraparound and perform the Input Filter Capacitor Discharge Procedure detailed earlier in this section.
3.Locate the primary power board and associ- ated lead and plug connections. See Figure F.23.
PRIMARY POWER
BOARD WITH
INPUT FILTER
CAPACITORS
4.Label the leads for reassembly.
5.Remove Plug J10.
6.Using the 7/16” wrench, remove leads 201, 202A, 203A, 204, 205, 206, 207A, 208 and 209.
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