Service Bulletins

Active
	Accessible Settings on Gateway 483 Web Pages	Dec 2012 - Present	SB0073
	Flame Safeguard Controls Incompatiblewith Converter 005	Oct 2012 - Present	SB0072
	tN4 Gateway 483 - Software Version J1193O	Oct 2012 - Present	SB0071
	Installing tN4 Reset Modules 420, 422 and 423 with Modulating Boilers	Mar 2011 - Present	SB0067
	Installing the 263 and 265 Modulating Boiler Controls with Modulating Boilers	Mar 2011 - Present	SB0066
	Installing the 275 Modulating Boiler Control with Modulating Boilers	Mar 2011 - Present	SB0065
	Installing House Controls 400, 401, 402 and 403 with Modulating Boilers	Mar 2011 - Present	SB0064
	Boiler Control 275 Compatible BTC I Boilers	Jul 2009 - Present	SB0055
	RF Noise Interference	May 2009 - Present	SB0054
	Wirsbo Pro Series Cross Reference	Aug 2008 - Present	SB0051
	User Switch Remote Communication	Jul 2006 - Present	SB0042
	Remote Sensor Wiring	Nov 1998 - Present	SB0018
Archived
	tN4 Gateway 483 - Software Version J1193N	Mar 2012 - Present	SB0070
	Modulating Boiler Interface Revision 8	Mar 2011 - Mar 2011	SB0032

Active