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TROUBLESHOOTING AND REPAIR |
AUXILIARY TRANSFORMER NO. 1 REMOVAL AND
REPLACEMENT PROCEDURE (continued)
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8.Cut the X3 lead that is connected to the input board. Leave enough lead length to splice in the new transformer lead.
9.Locate, label, and remove primary lead H1 from circuit breaker CB4.
10.Label and remove primary leads H2, H3, H4, and H5 from the reconnect ter- minals on the reconnect panel. Note lead placement for reassembly.
11.Using the 3/8 in. nutdriver, remove the two mounting screws that hold the transformer to the fan baffle and the machine base.
12.Cut any necessary cable ties and clear the leads.
13.Carefully remove the transformer from the Power Wave 455.
REPLACEMENT PROCEDURE
1.Carefully place the transformer into the Power Wave 455.
2.Install the two mounting screws that hold the transformer to the fan baffle
and the machine base using the 3/8 in. nutdriver.
3.Install the primary leads H2, H3, H4, and H5 to the reconnect terminals on the reconnect panel.
4.Connect primary lead H1 to circuit breaker CB4.
5.Splice the new transformer lead with the X3 lead connected to the input board.
6.Connect lead X4 to the main contactor coil terminal.
7.Splice the new transformer fan leads to the fan motor leads X3 and X5.
8.Connect leads X1 and X2 to the power board rectifier bridge.
9.Reposition any wire leads and install wire ties as necessary.
10.Install the case back using the 3/8 in. nutdriver.
11.Install the case top, sides, and input access panel using the 3/8 in. nutdriver.
