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TROUBLESHOOTING AND REPAIR |
MAIN INPUT CONTACTOR REMOVAL AND REPLACEMENT (continued)
FIGURE F.24 — MAIN INPUT CONTACTOR REMOVAL AND REPLACEMENT.
MOUNTING
SCREW (3X)
L3 | X4/X4A | |
| ||
L2 | 601/601A | |
L1 | ||
| ||
| T3 | |
| T2 | |
| T1 |
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REMOVAL PROCEDURE
1.Remove input power to the Power Wave 455.
2.Using the 3/8 in. nutdriver, remove the case top, sides, and input access panel.
3.Perform the Capacitor Discharge
Procedure.
4.Using the slot head screwdriver, remove the three input lines (L1, L2, and L3) from the main contactor. Refer to Figure F.24.
5.Using the slot head screwdriver, remove the three heavy leads (T1, T2, and T3) from the input contactor. Also
remove the small T2 lead. Label leads for reassembly.
6.Remove the two small leads T1 and T3 from the quick disconnect terminals.
7.Remove leads 601, 601A, and X4, X4A from the contactor coil terminals.
8.Remove leads L1A and L3A from the contactor line side
9.Using the 5/16 in. nutdriver, remove the three mounting screws holding the input contactor to the metal housing bracket.
10.Carefully remove the input contactor.
