I/OMODULENOTINSTALLED

UnclassifiedGeneral

What This Code Means

Service Required LED flashes; Software logs the message I/O Module Not Installed; System ignores the board

Possible Causes

  • •Controller detects a connected I/O module that has not been set up through the setup program
  • •Software detects an I/O module that is connected but not expected by the setup program

Suggested Actions

  1. 1Check that the I/O module address DIP switches are set correctly
  2. 2Check that the number of I/O modules expected in the Setup Program matches the number of modules installed on the transfer switch
  3. 3Check the I/O module address DIP switches (See Section 2.5.6)
  4. 4Check the diagnostic LED
  5. 5Use the Setup Program to check the number of I/O modules configured

ASK RUDY ABOUT THIS FAULT

Get a diagnosis walkthrough for I/OMODULENOTINSTALLED on your specific Rehlko unit — cited to the OEM manual, not a forum guess.

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