Carrier 19XL - Manual (Page 240)

6. Mount the new module in the unit control box using a long-shaft Phillips screwdriver and the
screw saved in Step 4 above. Make sure that the green grounding wire is reinstalled along
with the mounting screw.
7. Connect the LID communication wires (CCN bus) and the power wires. If CCN wiring has
been attached to the CCN bus, disconnect the wires. Attach the sensor bus plug and the
input and output plugs.
8. Carefully check all wiring connections before restoring power.
9. Restore control power and verify that the red and green LEDs on the PSIO are functioning
properly.
10. Access the Attach to Network Device table on the LID Service menu. Set the local device
address to Bus 0, Address 90. Press the ATTACH softkey to upload the PSIO into the LID.
11. Change the address of the PSIO in the Controller Identification table back to the previous
value. Write the address on the PSIO.
12. Use the configuration sheets to input setpoint, configuration, and schedule information into
the PSIO. The Time and Date table also must be set. A Building Supervisor can be used to
download, the old configuration into the PSIO.
13. Perform a Control Test and verify all tests.
If the software version has been updated, a CCN download of the configuration will not be
allowed. Configure the PSIO by hand, and upload the PSIO into the network by using the
Attach to Network Device table.