Dionex AutoTrace 280 Operator’s Manual
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Doc. 065330-05 03/2020
7. Follow the group of green wires and carefully undo the wires from the wire
fasteners.
8. From the left side of the Dionex AutoTrace 280, locate the mounting bracket
that holds the defective valve to the side panel.
9. Remove the two screws that hold the mounting bracket to the side panel. Set
the screws aside.
10. Route the defective valve wires from the inside of the system through the
hole.
11. Remove the valve from the Dionex AutoTrace 280.
12. Remove the two screws in the valve to separate the valve from its bracket.
Install the New Valve
1. Secure the new valve to the mounting bracket with the two screws previously
removed. Be careful not to pinch the wires between the valve and the bracket.
2. Feed the new valve's wires and connector through the hole in the side of the
Dionex AutoTrace 280.
3. Position the valve/mounting bracket assembly on the side panel, making sure
the assembly does not pinch any of the wires.
4. Secure the assembly to the system, using the two screws previously removed.
Figure 5-19. Switching Valve Connectors on Valve Distribution PC Board
