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 Versions
  IS18G050v01109
  IS24G065v01109
  IS30G080v01109
  IS36G110v01109


Revision Level Notes

Version(s): 01109
Release Date: 04/15/2017
Model Affected: IS18G050, IS24G065, IS30G080, IS36G110
Changes: 
	- Adds a new factory test procedure. No changes were made to product features.


Version(s): 01103
Release Date: 01/17/2017
Model Affected: IS18G050, IS24G065, IS30G080, IS36G110
Changes: 
	- Fixes "no-heat" lockup when activiating aux heat as the outdoor air temperature crosses the lower 
	  false-outdoor-air-temperature-reading-prevention (FOATRP) threshold while FOATRP is in progress.


Version(s): 01095
Release Date: 11/15/2016
Model Affected: IS18G050, IS24G065, IS30G080, IS36G110
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).
	- Removes error reporting on non-used ODU circuits.
	- Fixes miscellaneous bugs.


Version(s): 00938
Release Date: 02/22/2016
Model Affected: IS18G050, IS24G065, IS30G080, IS36G110
Changes: 
	- Adds compatibility for new OCT sensors, BP valve control board for all models.
	- Adds compatibility for using EEV PCB Circuit 4 as the BP valve connection for IS24G065 systems
	  with BP valve failure.


Version(s): 00856
Release Date: 03/03/2015
Model Affected: IS18G050, IS24G065, IS30G080, IS36G110
Changes:
	- Improves defrost.


Version(s): 00817
Release Date: 08/11/2014
Model Affected: IS18G050, IS24G065, IS30G080, IS36G110
Changes:
	- Adds Boiler Changeover functionality.


Version(s): 00550
Release Date: 09/03/2013
Model Affected: IS18G050, IS24G065, IS30G080, IS36G110
Changes:
	- Initial Firmware Release

