GE Industrial Solutions Millennium II Controller J85501P-1 - Manual (Page 74)

Basic Installation and User’s Guide for the Millennium II Controller
Issue 3 January 2008 74
Removing the Old Controller
Step Action
1.. Disconnect Rectifiers from Old Controller
The RJ45 connector is located at top of the BSH board. Remove the
cable connected to J8.
Step Action
a. On the Basic controller (BSH), locate J8.
(see Figure 6-5)
b. Mark, Tag and Insulate the cable terminating at J8.
This is the Rectifier Control Cable.
c. Remove this cable from J8 and take it out of the
Millennium housing.
2. Remove Alarm Wiring
Step Action
a. On the Basic controller (BSH), locate the BSL alarm
block. It is located in the upper right hand corner of
the BSH board. (see Figure 6-5)
b.
c. Mark, Tag and Insulate all connections terminating
on this block. You may need to reference a
Millennium controller product manual for labeling
the connections.
d. Remove the alarm wires from the alarm block and
take them out of the Millennium housing.
3. Remove Thermal Probe(s)
Step Action
a. On the Basic controller (BSH), locate P3. It is
located at the upper left hand corner of the BSH
board, and is white connector. (see Figure 6-5)
b.
If NO cable terminates on P3, then proceed to
the next item for removal.
If a cable terminates on P3, Mark, Tag and
Remove this cable.