Lucent Technologies Lineage
®
2000 200A Ferroresonant Rectifier J85503B-2
8 - 12 Replacing Components and Circuit Modules
Issue 8 January 1999
3. At the ac service panel supplying power to the rectifier,
remove the input fuses assigned to the rectifier, or turn the
circuit breaker off.
4. At the plant controller, remove the fuse REG fuse
associated with the rectifier.
5. At the rectifier, loosen the locking screws and open the
door.
Caution
Support the CM2 control board with your hands when
connecting and disconnecting the cables, or damage to the board
may result. DO NOT disconnect cables by pulling the cable.
6. Disconnect control cable connector J5A from the CM4
board by unlatching first, then pulling the connector.
7. Disconnect JT2, JT3, J3A, J4, J5, J6, and J7 connecting
cables from CM2.
8. Remove CM2 from the six support standoffs by using a
small flat-bladed screwdriver to push in the latches on each
standoff.
9. Position the new CM2 board over the six standoffs. Verify
that each latch snaps and locks in place.
10. Reconnect JT2, JT3, J3A, J4, J5, J6, and J7 connecting
cables to CM2.
11. If the rectifier is to be restored to service, refer to Section
7, “Restore Rectifier to Service.”
CM3 Digital
Meter Board
Minimize electrostatic discharge when handling circuit
modules. Observe all warnings in Section 4, Safety.
1. Turn the rectifier Power switch Off.
2. Turn the rectifier CB1 circuit breaker off (down).
3. At the ac service panel supplying power to the rectifier,
remove the input fuses assigned to the rectifier, or turn the
circuit breaker Off.
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Страница 12: ...Lucent Technologies Lineage 2000 200A Ferroresonant Rectifier J85503B 2 2 List of Figures Issue 8 January 1999 ...
Страница 18: ...Lucent Technologies Lineage 2000 200A Ferroresonant Rectifier J85503B 2 1 4 Introduction Issue 8 January 1999 ...
Страница 72: ...Lucent Technologies Lineage 2000 200A Ferroresonant Rectifier J85503B 2 5 22 Installation Issue 8 January 1999 ...