Lucent Lineage
®
2000 ECS Battery Plant H569-408
4 - 8 Maintenance
Issue 2 July 1996
1. Remove rectifier in position directly beneath LVD/R
contactor (position 1), if present.
2. Open distribution panel and unplug connector P501 from
J501 on LVD/Fuse board (CP5). Leave cable dressed.
3. Disconnect and label the five quick connects from the
contactor coil and auxiliary switch.
4. Unbolt and remove contactor.
5. Reconnect quick connect leads to new contactor and then
mount new contactor using hardware from Step 4.
6. Plug P501 into J501 on LVD/Fuse board (CP5) and verify
that contactor closes.
7. Replace rectifier and turn on.
8. Close distribution panel and verify that “LVD FAIL” and
“LVD OPEN” lights are not lit.
LVD/Fuse Board
(CP5)
Replacement
The following equipment is required:
•
standard screwdriver
Procedure: (Refer to Figure 3-3 and T-82670-30 drawing)
1. Open distribution panel.
2. Unplug the following connectors from the LVD/Fuse
Board (CP5). Leave the cables dressed.
P502 from J502
P506 from J506
P501 from J501
P504 from J504
Quick connect from E501
3. Remove the cover over the LVD/Fuse Board and then
remove the insulated standoffs to free the board.
4. Set jumpers J505.1 and J505.2 on replacement LVD/Fuse
Board (CP5) per H569-408 drawing for desired disconnect
voltage.
Warning
Procedures in this paragraph may cause power alarms to be
issued temporarily. Notify the alarm reporting center before
starting any replacement procedure on an operating plant.