Instruction Manual
IM-106-910Xi, Original Issue November 2010
Xi Advanced Electronics
Replacing an Existing I/O Board
1.Loosen the four screws securing the Xi cover. The screws are captive and do not need to be completely removed.
2.Swing the Xi cover down to expose the inner components.
3.Disconnect the
4.Tag and disconnect wiring for Alarm Outputs, Flame Status Input and/or SPS/IMPS as applicable.
5.Slide the I/O Board part way out of the Xi enclosure.
6.Disconnect the
7.See Figure
8.Set switch SW4 to their proper positions using the old I/O Board as a guide.
9.Partially slide the new I/O Board into the Xi enclosure. Ensure the board is correctly aligned within the slots in the enclosure.
10.Connect the