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TROUBLESHOOTING & REPAIR | ||
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MAIN TRANSFORMER REMOVAL AND REPLACEMENT
(MACHINE CODES ABOVE 10150)
(continued)
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PROCEDURE
1.Remove input power to the
2.Perform Filter Capacitor Discharge Procedure detailed in Maintenance Section.
3.Locate main transformer and associ- ated primary leads. See Figure F.23.
4.Disconnect transformer primary leads #201, #204, #205 and #208 from the power board.
NOTE: Leads #204 and #205 will have to be removed from the T3 cur-
rent transformer. Cut any necessary cable ties. Be sure to note the direction that the leads are thread- ed through the current trans - former. Upon reassembly the leads must be threaded correctly.
5.Locate main transformer and associ- ated secondary leads, reactor leads, and shunt connections. See Figure
F.24.
6.Disconnect and clear the shunt sensing leads from the control board (plug J4).
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201
204
208 
205
T3 CURRENT TRANSFORMER
MAIN TRANSFORMER