Controller Board

This section provides information on replacing the controller board.

Required Tools and Materials

	7/16 in hex socket		Torque wrench
	Phillips head screwdriver set		Stepladder

Before You Begin

1. End charging sessions at downstream Power Link 1000s.

2. De-energize the low voltage cabinet.

Replace Controller Board

1. Locate the controller board within the low voltage cabinet.

   

2. Disconnect cables (x7) from the front side of the board.

   

3. Using a 7/16 inch hex socket, remove nuts and washer (x4) securing the controller board.

   

   When installing the replacement controller board, torque the fasteners to 6.8 Nm (60 in-lb).

4. Remove the controller board from the Power Hub.

   

Reverse the above steps to install the replacement controller board.

To complete the service, power on the Power Hub.