View Full Version : Thermostatic Controls

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  1. Honeywell Pro-4000 to Nest Install Help!
  2. Help Forgot to Turn off Breaker for TStat Install and It Won't Come Back On
  3. New Thermostats for Heat Pump system - unusual current setup
  4. 2 wire thermostat with heat and ac
  5. New Programmable T-stat install
  6. Help: Identify 7-wire system to install to Honeywell RTH9580
  7. Help Wiring Honeywell RTH8500
  8. New Honeywell CT87n Thermostat problem
  9. Installing a Honeywell RTH6580WF without a C Wire
  10. Suggestions for a progammable thermostat
  11. Connecting Taco ZVC406 with Honeywell RTH6589wf tstst
  12. RH and W wires swapped at Tstat
  13. Honeywell RTH6580WF1001 wiring
  14. Lennox Comfortsense 5000 cycles on and off too much?
  15. "C" for a/c & boiler on one thermostat
  16. Help Wiring thermostat Venstar ColorTouch T5800
  17. ritetemp thermostats 6022
  18. Help replacing 5V DC powered thermostat with 24V AC powered NEST / Honeywell
  19. Honeywell VisionPro IAQ TH9421C1004
  20. trouble with a wifi thermostat
  21. Changing the configuration of a Emerson 1f95-1291
  22. No voltage across HUM on EIM
  23. Wi fi temp sensor only
  24. Honeywell THX9321 Prestige 2.0
  25. Nest and Humidifier
  26. Replacing Carrier Thermostat with Honeywell RTH7600D
  27. Wireless / Remote Thermostat recommendations? (not Wifi)
  28. Adjusting a Cadet TH410 Thermostat
  29. Looking for a thermostat
  30. Honeywell to Trane Thermostat Conversion Delema
  31. thermostat braeburn
  32. Aux Heat on all the time which is not heating at all - New Honeywell RTH8580WF
  33. Honeywell RTH6580WF to Goodman GMP075-3 Furnace Help
  34. Strange issues with Nest when I use a Common Wire
  35. Wiring Problems ?
  36. Need help with wires on thermostat.
  37. Which to buy Honeywell RTH8580WF v.s. Filtrete 3M-50
  38. Heat drops to 17 degrees C (63F) in the middle of the night!
  39. Help with wiring - Goodman furnace to Honeywell stat
  40. Bathroom heat/fan on thermostat
  41. Help! Wiring of H.well th8320u1008 for geothermal unit
  42. Fan not running in AUTO for newly installed HoneyWell RET97E5D1005/U Wi-Fi
  43. From Trane to Venstar WiFi - Cannot find correct wiring.
  44. System has 2 transformers, New Venstar Thermostat has only 1 R terminal
  45. Is this thermostat compatible with my system?
  46. Upgrading old York thermostat to Honeywell Wifi: need help wiring
  47. Help installing TH8320WF1003 Honeywell Thersmostat! PLEASE
  48. Help Installing Honeywell Z-Wave thermostat YTH8320ZW1007
  49. Installing a thermostat with a different wiring diagram from the original
  50. Need Tech Help for VisionPro IAQ
  51. Honeywell RTH3100c thermostat battery change caused problem
  52. Recommend a stand alone T-Stat with a floor sensor?
  53. New thermostats, One zone keeps calling for heat
  54. Nest Thermostat no Power to Y1
  55. Heater in bedroom will not work unless thermostat and heat is on in bathroom
  56. No heat after installing Lux T1500E to replace Honeywell T874G/Q674F 4wires
  57. Separate thermostats in a multi-use facility
  58. 24v thermostat to transformer/ZV - where does 3rd wire go?
  59. connecting to a visionpro stat on the LAN and stat naming ...
  60. Upgrade VisionPro IAQ thermostat
  61. Honeywell VisionPro IAQ TH9421C1004 direct upgrade to Prestige IAQ
  62. Honneywell L4064B2210 furnace fan thermostat is melting
  63. Help with wiring my new thermostat
  64. Installing double-pole prog. therm. for old gas boiler- Help, I'm cold
  65. Wireless/Internet control of home AC/Furnace
  66. No C Wire for Instal of Trane Home Energy Management Thermostat
  67. Thermostat Recommendation with remote sensor
  68. Thermostat wiring question
  69. Strange thermostat issue
  70. Honeywell RTH8580WF Thermostat display goes blank
  71. thermostat wiring
  72. Honeywell Thermostat RTH2510 wiring question etc
  73. New Thermostat Help (2 Wire Gas Furnace - Heat Only)
  74. Nest 2nd Gen Aprilaire 360 issue, cycling
  75. O/B wire question for new thermostat
  76. Help Adding Thermo to Zone Control Panel
  77. Connecting Aprilaire 600 to Honeywell HZ322 Wireless System
  78. Wiring a Honeywell RTH8580WF1007 with a Equipment Interface Module
  79. Thermostat Not Regulating Temperature Properly?
  80. Common for new WIFI Thermostat
  81. Honeywell Prestige SD and humidifier
  82. HELP with wiring! Thermostat upgrade
  83. Overloading transformer???
  84. Help installing Honeywell RTH6500WF thermostat
  85. Converting gas fireplace with thermostatic fan to nest -- any concerns?
  86. Uee the Trane TZEMT400BB3Z tstat with my Veralite Z-Wave? Wiring?
  87. New T-Stat and no heat.
  88. Programmable Thermostat "upgrade"
  89. Some questions about the Honeywell Wireless tstat ...
  90. Didn't Label The Wires
  91. Zone Damper 3-Wire TROL-A-TEMP Type With Motor Problem
  92. Issues with Carrier Electronic Programmable Thermostat
  93. thermostat issue?
  94. Advice and or help needed to install transformer 120v to 24v. Hydronic heat
  95. Thermostat install and overloading the furnace C terminal?
  96. How do I wire this thermostat (pics included)?
  97. Wiring assistance for RUUD UBHC-14J06shd to Honeywell 7600D
  98. Need feedback from people who use Honyewll RTH8580WF - is this normal?
  99. Low voltage, thermostat & Fan Control device for HVAC wiring help
  100. multi-zone heating not working
  101. Thermostat for Multi-Zones
  102. Wifi Thermostat Question
  103. Unable to find Cadet TDLV-240H thermostat manual.
  104. Issues with getting power to Honeywell TH8320WH thermostat.
  105. No power to thermostat- no power on C wire but R wire has power
  106. Bad Thermostat?
  107. Erie Poptop Actuator - C wire for thermostat?
  108. electric baseboard with remote thermostat
  109. Honeywell TH8320r1008
  110. Honeywell RTH7600 Installation
  111. need advise on pilot switch
  112. Could resoldering wire for heat mess up the AC?
  113. EIM install assistnace please
  114. Need help wiring up my new system.
  115. Honeywell tstat reads higher temp then actual temp after having 3 zone sys intal
  116. Trane TCONT803 stat shutting off unit before temp set point is reached
  117. Honeywell RTH8500 wi-fi wiring help
  118. Honeywell THX9321 Thermostat
  119. RTH7600D "170" setting
  120. Help Wiring a Thermostat
  121. Switching from Heat Pump with Gas Aux to Gas only
  122. Swapping honeywell chronotherm to honeywell pro4000
  123. Energate Z100 to Honeywell RTH9580WF wiring help
  124. Wiring and set-up help: RTH8580 (from Ritetemp 8030c)
  125. Honeywell YTHX9421R5085WW communication issue
  126. Thermostat Wiring Help
  127. Honeywell Prestige O & B
  128. Furnace Won't Turn On, Is My Thermostat the Problem?
  129. New thermostat not controlling furnace
  130. Help wiring thermostat
  131. Help I am trying to install a cam stat gas furnace fan control part
  132. BAYSTAT240A to HoneyWell RTH6350D
  133. House is sold, inspector came by (I wasn't here) and now Honeywell doesn't work
  134. honeywell 8320u set up for a heat pump and gas furnace.
  135. Thermostat wiring help
  136. Trane XR401 to White Rodgers UP300
  137. Need help with new install of honeywell th832ou1008
  138. Comfort Stat thermostat, on outside wall in mobile home.
  139. Honeywell WiFi Thermostat
  140. Share the Common Wire
  141. wire diagram
  142. Help with Wiring a lux tx9600TS thermostat! Please help!
  143. NEST Gen2 wiring to TrueSteam via Equipment Interface Module
  144. Honeywell 9580WF thermostat temperature freezes
  145. how to install Trane tcont803 thermostat to X15i system
  146. Nest with Trane XL16i Heat Pump & VX95 furnace dual fuel
  147. Old Thermostat, 2 wires, high voltage, not baseboard?
  148. Lux 9100E Wiring question.
  149. Honeywell WiFi Thermostat - No C-wire - TRANS Furnace
  150. Old thermostat has W3 connected, but W and W2 terminals are not
  151. Wiring a thermostat with a two transformer system.
  152. Honeywell WIFI thermostat not working with 3 wire system
  153. "C" Wire from a Taco SR504
  154. Adding Low Voltage Thermostat Wiring to 240V Heater
  155. Honeywell Thermostat CT31A1003 and multistage furnace
  156. 60200-02FR Carlin Controller
  157. Thermostat wires only control gas
  158. Problem in heating mode with RTHL2510 Honneywell T-stat
  159. Honeywell wifi thermostat
  160. Wiring help: Taystat 540 to Honeywell RTH9580WF
  161. No Common Connection for Thermostat
  162. Wiring Honeywell RTH8580WF
  163. Arzel Airboss and thermostat issue?
  164. Wiring Help Honeywell 8320
  165. Problems controlling temperature with in floor heat system
  166. Honeywell TH8320WF Heat Pump Uses Aux. Heat Only
  167. Programming Honeywell RTH6580WF
  168. Honeywell th8320u issue
  169. Need help finding modern thermostat that will work
  170. No Heat with new Honeywell RTH2300B thermostat - A/C and Fan OK
  171. Need help replacing themostat in condo.
  172. Coleman Evcon 8 wire to Honeywell
  173. Honeywell TH8320ZW will not power on
  174. Unit comes on with Heat setting but blows cold air (RTH3100C wiring issue?)
  175. Installation of Venstar T1100REC Wireless Receiver and T1100RF Thermostat
  176. Need help with Installer setup for Honeywell VisioPro IAQ Stat
  177. furnace blowing all the time!!!!!
  178. May I Install Any Brand/Type Zone Valve In 3-Zone Oil Boiler?
  179. Honeywell FocusPro 6000 model differences
  180. Baseboard thermostat cutting out
  181. HVAC system will not respond to thermostat inputs
  182. More Thermostat Woes!
  183. Upgrading thermostat - can you help me figure out what I'm looking at?
  184. Help wiring my new thermostat
  185. Old AC unit
  186. 2 new Honeywell RTH9580WF thermostats... unknown terminals... help!
  187. Wiring Thermastat
  188. Help Honeywell says i cant be helped C wire issues with wifi thermostat
  189. Replacing a White Rogers thermostat
  190. Wiring THM5320R1000 with a two wire thermostat
  191. Wiring a new Honeywell RTH7400 programmable thermostsat.
  192. Honeywell Thermostat RTH7600D Function 190 quick question ??
  193. Honeywell Thermostat RTH7600D
  194. Help Wiring Honeywell WIFI to Gas Furnace With AC-C wire and Auto Heat/Cold
  195. Bad Thermostat? Unit turns off when fan set to "auto"
  196. Hunter 44132 Tstat wiring help.
  197. White-Rodgers Thermostat Resets the Temperature
  198. Honeywell RTH6580 Wi-Fi
  199. Connecting Vision Pro TH8320U1008
  200. Need a thermostat for heat pump....
  201. old honeywell thermostat to new programable
  202. my thermostat is stuck in Low Battery display mode
  203. Taco ZVC 403-4 wiring
  204. Help replacing a Carrier thermostat with Honeywell 8320 Zwave
  205. Taco SR503 with L8124A Wiring Help
  206. Wiring New Vision Pro 8000 with EIM
  207. Thermostat powering on and off after water overflow
  208. New thermostat turns heater below actual temp.
  209. HELP! WHAT is this weird "wire" running through the walls of my house???
  210. Second thermostat question
  211. Most RELIABLE Wi-Fi Thermostat?
  212. Honeywell Vision Pro 8000 "Connecting..." forever
  213. Ecobee EB-STAT-02 Installation
  214. Where does the common wire come from?
  215. Amana PTAC, A/C works but no heat. Replaced board, still no heat.
  216. Help Installing a Aprilaire 600 Humidifier on Carrier Infity w/ Edge Prog. Therm
  217. Wiring help Honeywell T8112D -> RTH6580WF
  218. Fan runs continuously
  219. Help wiring new stat
  220. Infinity one touch + NIM + old single stage compressor
  221. Help! Floridian female is having trouble installing Honeywell RTH6350D therm
  222. probably a quick fix, but I'm stumped...
  223. Wiring help for VisionPro 8000 (TH8320U1008) Stat
  224. Help with Nest compatibility
  225. Tried replacing thermostat, none neither will work
  226. Honeywell RTH7600D Wiring - Blowing Hot/Not Cooling
  227. Converting from Honeywell PC8900 wiring to conventional
  228. New Heat Pump and New Vision Pro IAQ with Aux Heat
  229. What did I break?
  230. Switching out a Honeywell 8 wire thermostat with a Centralite Zigbee thermastat
  231. Need help wiring Honeywell th8320u1008 to carrier infinity 80 gas furnace
  232. Help (Heat Pump Thermostat Rewiring)
  233. Heat pump AC only- Tstat help
  234. Question about new t-stat and jumpered wires
  235. Honeywell RTH7500D CPH not doing what I expect
  236. No C wire terminal on new Honeywell Thermostat - What to do?
  237. Replacing mechanical 2 wire T-stat with newer advanced T-stat
  238. Thermostat Change out - Wiring Question...
  239. Honeywell Prestige IAQ Wiring
  240. Cooling only thermostat acts like a heating only thermostat
  241. Help: Replacing thermostat Robertshaw 300-226 with Nest 2
  242. Trane Geothermal - VisionPro 8000
  243. Humidistat wired in series
  244. Need to find a new Thermostat that works
  245. Honeywell EIM Question - replacing thermostats
  246. Bryant remote sensor for zone perfect plus system
  247. WIFI Thermostat Upgrade Issues
  248. Bryant/Carrier T6-PRH thermostat innacurate temperature display - help please
  249. Which Thermostat
  250. humidity problems