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ST-2E / ST-3E

Last post by sadms « Wed Sep 10, 2025 5:08 pm
Replies: 1
by Steven W. » Tue Jun 25, 2019 10:30 am

1 Replies

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Last post by sadms
Wed Sep 10, 2025 5:08 pm
Older Technical Documents

Last post by John B. « Thu Jun 13, 2019 10:34 am

by John B. » Thu Jun 13, 2019 10:34 am

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Last post by John B.
Thu Jun 13, 2019 10:34 am
Welcome / Forum Rules

Last post by Ric « Mon Oct 05, 2009 11:20 am

by Ric » Mon Oct 05, 2009 11:20 am

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Mon Oct 05, 2009 11:20 am

Topics

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How to upgrade from ST-2C (master and slave set up) to be able to use either the nest or ecobee thermostat?

Last post by Paul Z. « Wed Nov 28, 2018 7:53 am
Replies: 1
by ppchui » Sun Nov 25, 2018 7:40 pm

1 Replies

14544 Views

Last post by Paul Z.
Wed Nov 28, 2018 7:53 am
WiFi thirty zone control board question

Last post by Paul Z. « Mon Nov 05, 2018 9:17 am
Replies: 1
by Jhh2006 » Sun Nov 04, 2018 12:51 am

1 Replies

14420 Views

Last post by Paul Z.
Mon Nov 05, 2018 9:17 am
BM 2000 Converting thermostat G wire to C wire for WiFi Thermostat

Last post by Paul Z. « Fri Nov 02, 2018 2:14 pm
Replies: 1
by glenn1998 » Fri Nov 02, 2018 10:53 am

1 Replies

14754 Views

Last post by Paul Z.
Fri Nov 02, 2018 2:14 pm
EWC-ST-2C controller

Last post by Paul Z. « Mon Oct 29, 2018 1:27 pm
Replies: 1
by HotAir_NYH » Mon Oct 22, 2018 10:09 am

1 Replies

14075 Views

Last post by Paul Z.
Mon Oct 29, 2018 1:27 pm
NCM-300 v1.2 versus NCM-300 v2.3

Last post by Paul Z. « Mon Oct 15, 2018 7:59 am
Replies: 1
by manderson96 » Mon Oct 08, 2018 11:06 am

1 Replies

14362 Views

Last post by Paul Z.
Mon Oct 15, 2018 7:59 am
Goodman's ComfortBridge Compatibility

Last post by Paul Z. « Mon Oct 01, 2018 7:47 am
Replies: 1
by bosdesignguy » Sat Sep 29, 2018 4:14 pm

1 Replies

14499 Views

Last post by Paul Z.
Mon Oct 01, 2018 7:47 am
Zone 2 Working, Zone 1 Not Working

Last post by Paul Z. « Wed Sep 19, 2018 1:07 pm
Replies: 1
by Coffinspire15 » Tue Sep 18, 2018 11:19 am

1 Replies

15126 Views

Last post by Paul Z.
Wed Sep 19, 2018 1:07 pm
UT-3000 FIRMWARE

Last post by Paul Z. « Mon Sep 17, 2018 7:47 am
Replies: 1
by Tinman52317 » Mon Sep 10, 2018 1:12 pm

1 Replies

12964 Views

Last post by Paul Z.
Mon Sep 17, 2018 7:47 am
BMPlus 3000 (rev A) pressure issues

Last post by avogadro « Sun Sep 16, 2018 9:28 pm
Replies: 1
by avogadro » Sun Sep 16, 2018 12:16 pm

1 Replies

10153 Views

Last post by avogadro
Sun Sep 16, 2018 9:28 pm
URD Damper Flashing Red And Green

Last post by Ric « Wed Sep 12, 2018 8:25 am
Replies: 3
by RDI Heat » Tue Oct 11, 2011 1:35 pm

3 Replies

27581 Views

Last post by Ric
Wed Sep 12, 2018 8:25 am
replacing EWC-ST-2E or 2C

Last post by dpapas « Sun Aug 26, 2018 12:25 pm
Replies: 3
by dpapas » Wed Jul 25, 2018 2:40 pm

3 Replies

18365 Views

Last post by dpapas
Sun Aug 26, 2018 12:25 pm
Heat does not reach temperature set on thermostat

Last post by sirenacams « Tue Aug 14, 2018 7:26 pm
Replies: 5
by Johnnylu23 » Thu Feb 26, 2015 10:29 pm

5 Replies

27737 Views

Last post by sirenacams
Tue Aug 14, 2018 7:26 pm
Using S2020 Humidifier for NEST

Last post by mktsjb « Sat Aug 04, 2018 9:35 pm
Replies: 3
by vacquah » Tue Oct 02, 2012 11:07 am

3 Replies

28445 Views

Last post by mktsjb
Sat Aug 04, 2018 9:35 pm
flashing red and green

Last post by Ric « Wed Jul 25, 2018 11:06 am
Replies: 3
by hingry » Tue Apr 03, 2018 9:13 am

3 Replies

25436 Views

Last post by Ric
Wed Jul 25, 2018 11:06 am
ewc ewt 3102 tThermostat

Last post by Paul Z. « Wed Jun 13, 2018 8:52 am
Replies: 1
by systemdoc » Sun Jun 10, 2018 2:46 pm

1 Replies

11669 Views

Last post by Paul Z.
Wed Jun 13, 2018 8:52 am
Nest / EWC-ST-2D Controller

Last post by John B. « Tue Apr 17, 2018 10:12 am
Replies: 1
by sagosto » Fri Apr 13, 2018 10:45 pm

1 Replies

14251 Views

Last post by John B.
Tue Apr 17, 2018 10:12 am
Warranty on homeowner install

Last post by Ric « Thu Mar 08, 2018 11:50 am
Replies: 1
by richarda » Thu Mar 08, 2018 10:44 am

1 Replies

15198 Views

Last post by Ric
Thu Mar 08, 2018 11:50 am
Rattle in MA-ND4 Acuator Damper

Last post by Ric « Thu Feb 22, 2018 7:19 am
Replies: 7
by Dragon » Wed Aug 11, 2010 9:55 am

7 Replies

60425 Views

Last post by Ric
Thu Feb 22, 2018 7:19 am
BMPlus3000 works intermittently

Last post by Doldrums « Wed Feb 07, 2018 8:54 am
Replies: 2
by Doldrums » Mon Feb 05, 2018 12:03 pm

2 Replies

15411 Views

Last post by Doldrums
Wed Feb 07, 2018 8:54 am
ST-2D two (2) zone with A/C and Heat pump >>upgrade to NCM-300 and ecobee 3

Last post by Richterbox « Tue Jan 30, 2018 4:10 pm
Replies: 2
by Richterbox » Mon Jan 29, 2018 11:08 am

2 Replies

15187 Views

Last post by Richterbox
Tue Jan 30, 2018 4:10 pm
Have NCM-300 - How to test for zone/dampers

Last post by jerlgrain « Tue Jan 23, 2018 11:00 am
Replies: 2
by jerlgrain » Wed Jan 17, 2018 1:58 pm

2 Replies

15100 Views

Last post by jerlgrain
Tue Jan 23, 2018 11:00 am
SID damper open/close noise

Last post by Paul Z. « Tue Jan 09, 2018 7:48 am
Replies: 1
by s7tom » Sun Jan 07, 2018 5:30 pm

1 Replies

12488 Views

Last post by Paul Z.
Tue Jan 09, 2018 7:48 am
Regarding the NCM 300

Last post by Paul Z. « Wed Jan 03, 2018 7:47 am
Replies: 1
by Scottcgardner » Fri Dec 29, 2017 4:02 pm

1 Replies

11599 Views

Last post by Paul Z.
Wed Jan 03, 2018 7:47 am
Advice on switching to compatible board for Nest

Last post by Scottcgardner « Fri Dec 29, 2017 8:58 am
Replies: 2
by Scottcgardner » Thu Dec 28, 2017 6:18 pm

2 Replies

14758 Views

Last post by Scottcgardner
Fri Dec 29, 2017 8:58 am
System doesnt use Aux Heat after power cycle/Power Outage

Last post by Paul Z. « Thu Dec 28, 2017 8:25 am
Replies: 1
by seb8191 » Thu Dec 28, 2017 8:13 am

1 Replies

11275 Views

Last post by Paul Z.
Thu Dec 28, 2017 8:25 am

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