GE Industrial Solutions Millennium II Controller J85501P-1 - Manual (Page 67)

Basic Installation and User’s Guide for the Millennium II Controller
Issue 3 January 2008 67
6 Controller Retrofits
Millennium Basic Controller Retrofit
This section provides a method for changing the standard J85501K-1 Millennium Basic
controller with the J85501-P1, Millennium II controller.
NOTE:
This procedure will cause the office alarms to operate. Inform the
operating company before starting this procedure.
Safety
Action Verified
Always consider personal safety before beginning any procedure. Review
the Safety section.
Observe antistatic precautions during the procedure.
Mark and tag all cables associated with the change before starting work.
Use only insulated tools.
Make sure the system is properly grounded per the National Electrical
Code and local building codes.
Remove all metal jewelry.
Retrofit Materials
Material Verified
Wire cutters and strippers
18 to 22 AWG wire
Jewelers screwdriver (Flat and Phillips)
Small needle nose pliers
Pen for Marking/Tagging connections
Digital meter, +/- 0.02%
Screw Drivers (flat-blade and Phillips)
ESD wrist strap
Wire-wrap tool or Amp alarm punch-down tool (Alarm terminations)
6-32 Nut Driver
Preparing the Controller
Preparation of the controller consists of:
• Placing the system in Float Mode
• Turn all available rectifiers on
• Noting the Dip Switch Positions that enable/disable features in hardware
• Noting the Alarm Threshold Settings and Rectifier Setpoints
• Placing any battery/load contactors in an independent, safe state
• Power Down