This document details changes to iSeries firmware. Read below to learn about specific changes made in each version
of firmware. If you have a version other than those listed below, it is likely that you have a version intended for
field trial purposes only. If so, upgrade your firmware immediately.


Current Version
  IBv00616


Revision Level Notes

Version: 00616
Release Date: 04/15/2017
Model Affected: U1218*, M2430*, M3036*, V2430*, V3036*
Changes: 
	- Adds a new factory test procedure. No changes were made to product features.


Version: 00610
Release Date: 01/15/2017
Model Affected: U1218*, M2430*, M3036*, V2430*, V3036*
Changes:
	- Fixes "no-heat" lockup when activiating auxilliary heat as the outdoor air temperature crosses the lower 
	  false-outdoor-air-temperature-reading-prevention (FOATRP) threshold while FOATRP is in progress.


Version: 00601
Release Date: 11/15/2016
Model Affected: U1218*, M2430*, M3036*, V2430*, V3036*
Changes: 
	- Adds independent fan coil operation (IFCO) mode.
	- Adds adjustable airflow.
	- Adds adjustable Minimum Auxiliary Heat Enable Time.
	- Adds adjustable Electric Heat Startup and Interval Delays.
	- Adds Manual Heat.
	- Adds Manual RPM Limit.
	- Adds False Outdoor Air Reading Prevention.
	- Adds Airflow indication.
	- Adds IFCO Single/Multisplit behavior.
	- Adds sequential staging for supplemental/auxiliary heat.
	- Adds multisplit boiler changeover for SDHV systems.
	- Adds low-airflow protection for electric heat.
	- Adds thermostat inputs damping.
	- Improves Control Box I/O diagnostics (Parameter 21).
 
	- Improves cold startup in heating mode (Reduced "yo-yo" effect).
	- Fixes miscellaneous bugs.
	- Removes error reporting on non-used ODU circuits.


Version: 00421
Release Date: 02/09/2015
Model Affected: U1218*, M2430*, M3036*, V2430*, V3036*
Changes: 
	- Adds RPM Limit Readout on logger screen.
	- Adds the ability to field-upgrade indoor control boxes.
	- Improves defrost(extra sensors).


Version: 00408
Release Date: 01/16/2015
Model Affected: U1218*, M2430*, M3036*
Changes:
	- Turns off the MMI board Red LED when the system is heating in AUX mode.


Version: 00400
Release Date: 10/21/2014
Model Affected: U1218*, M2430*, M3036*
Changes: 
	- Adds Y1 RPM limit for zoned systems. Set to 90% of Y2 RPM limit.
	- Adds motor overheat protection on lost blower motor communication in AUX mode.
	- Changed electric heat timer function. S1 timer now resets when switching from cooling to heating mode. 
	- Changed electric heat timer function. Starts S1 timer when heating call starts instead of at power on.
	- Changed electric heat timer function. S1 activation timing changed to be 20 minutes after initiation of
	  heat call.
	- Fixes compressor operation in cooling mode. Compressor will now remain on below the boiler changeover 
	  setpoint if the unit is in cooling mode. 



Version: 00398
Release Date: 09/19/2014
Model Affected: U1218*, M2430*, M3036*
Changes:
	- Adds Y1 RPM Limit.
	- Adds Special Functions Menu Reset Defaults command. 


Version: 00396
Release Date: 09/12/2014
Model Affected: U1218*, M2430*, M3036*
Changes:
	- Adds Y1, Y2 check to factory test routine.
	- Adds Remote Control functionality to US version of control box.
	- Improves RPM limit approach rate.
	- Changed activation time of S1/S2/S3 from 60 to 20 minutes.


Version: 00390
Release Date: 08/04/2014
Model Affected: U1218*, M2430*, M3036*
Changes:
	- Adds boiler changeover function. Removes humidity sensor function.


Version: 00364
Release Date: 06/16/2014
Model Affected: U1218*, M2430*, M3036*
Changes: 
	- Combines IR and RBGY thermostat firmwares into a single firmware, selectable using the STD TSTAT Jumper
	 (J24).

