Honeywell hz311 zone 3 red light

Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read more

Honeywell hz311 zone 3 red light. My Honeywell HZ221 has a red light on zone 1, ... I have a honeywell hz311 3 zone system in a upstairs an. I have a honeywell hz311 3 zone system in a upstairs an downstairs home. i have both thermostats set at 71 degs up and 71 degs down but the thermostate down stares maintains the 71 deg and the upstair ...

The TrueZONE® HZ432 is a 4 zone panel that can be used to control conventional, heat pump, or dual fuel applications up to 3H/2C. It features robust push terminals, common-sense LEDs, variable-speed fan control, and has a small footprint for mounting flexibility.

Honeywell HZ322 "Heat 1" red light on and solid. All zones solid. No blinking lights, the unit is - Answered by a verified HVAC Technician. We use cookies to give you the best possible experience on our website. By ... I have a Honeywell HZ311 multi zone system. The 3amp fuse blew, so I replaced it with an ATC fuse.If COLD, this means your thermostat is cooling correctly, but the heating isn't working properly. Contact Support at 1-855-733-5465 to find a pro-installer in your area. If WARM/HOT, this means your reversing valve may not be configured or wired properly. Continue to the Thermostat Wiring section.Hi Pearl. I am reading this thread and have the same issue of a red light on the front on the HZ311 next to the word heat. https: ... I had a Honeywell HZ311 zone panel installed and am using a Honeywell Pro TH4000 thermostat in the upstairs (zone 2) and a Honeywell RTH6300B Thermostat on the 1st floor (Zone 1). ...Honeywell Home HZ311/U. Item # bci4329948. Item # bci4329948. Honeywell Home TrueZONE® HZ311 Panel Model: HZ311/U. from the TrueZONE Collection. $159.19. Finish: Gray-804 In Stock. Free Shipping! Delivered to 23917 by Wednesday, May 1st-Shipping to 23917. Add to Cart. Save to Project. Compare.Hi Pearl. I am reading this thread and have the same issue of a red light on the front on the HZ311 next to the word heat. https: ... I had a Honeywell HZ311 zone panel installed and am using a Honeywell Pro TH4000 thermostat in the upstairs (zone 2) and a Honeywell RTH6300B Thermostat on the 1st floor (Zone 1). ...

My Honeywell HZ 311 blinks red light in Zone 2 Indoor unit Carrier has Furnace blinks red code 2-4 Neither is running - Answered by a verified HVAC Technician ... The honey well HZ 311 shows zone 3 red and zone 1and 2 green. What does that mean ? ... I have a Honeywell HZ311.Manual Honeywell TrueZONE HZ311. View the Honeywell TrueZONE HZ311 instruction available free or ask your question to other Honeywell TrueZONE HZ311 owners. Manua. ls. Manua. ls. Honeywell not categorized · Honeywell TrueZONE HZ311 system. 7.5 · 1. give watch. PDF manual · 12 pages. English.If you’re experiencing a red light on your Honeywell HZ311 thermostat, it could indicate that there is a problem with your heating or cooling system. Here are some steps you can take to troubleshoot the issue: Check the power: Make sure that the thermostat is receiving power.Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read moreTrueZONE® HZ311 Panel. SKU: HZ311/U. Zoning Simplicity. Zoning Efficiency. The TrueZONE® HZ311 Panel is for conventional, single stage applications up to three zones. Simple push button connections and intuitive LEDs make this panel easy to install and test. Select a Model:

Our zone 2 has a red light on the panel and our humidity in the home has been above 90% for weeks ... We have a Honeywell HZ311 3 zone system and Zone 3 is red and not cooling. The rest of the house (and zones) are up and running and cooling. :/ ...We have hz311 honeywell true zone and air is not turning on - blinking we have 2 zones panel was just replaced! 2 weeks - Answered by a verified HVAC Technician ... it is on a Honeywell Zoning system and HZ311 and the zone 1 is red Zone 2 and Zone 3 are green and heat is red ... I am reading this thread and have the same issue of a red light on ...I had a Honeywell HZ311 zone panel installed and am using a Honeywell Pro TH4000 thermostat in the upstairs (zone 2) and a Honeywell RTH6300B Thermostat on the 1st floor (Zone 1). Should I be using th … read moreHi Pearl. I am reading this thread and have the same issue of a red light on the front on the HZ311 next to the word heat. https: ... I had a Honeywell HZ311 zone panel installed and am using a Honeywell Pro TH4000 thermostat in the upstairs (zone 2) and a Honeywell RTH6300B Thermostat on the 1st floor (Zone 1). ...

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A user asks why their HZ311 Honeywell unit had a zone 3 red light and how to fix it. An HVAC technician explains that it means the thermostat is not calling for cooling or heating and suggests checking the outdoor unit, the capacitor, and the filters. He provides photos and tips to troubleshoot the problem.Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read more Page 3 HZ311 TrueZONE SPECIFICATIONS • CARACTÉRISTIQUES TECHNIQUES • ESPECIFICACIONES Input Ratings: High Limit Setting: Voltage: 18-30 VAC 50/60 Hz transformer of 40 VA When DATS is used, high limit is fixed at 160°F (71°C). or more. High limit should be approximately 15 degrees below furnace high limit. My HZ311 honeywell zone board is not lighting up and neither of my thermostats are lit up. My house is 6 years old. - Answered by a verified HVAC Technician. We use cookies to give you the best possible experience on our website. ... Honeywell hz311 zone 1 red light. Other 2 zones coolingThe LED on my Honeywell panel at furnace is Red. Zone 1 and 2 are and zone 3 is red. We have no heat, just fan. ... I have an HZ311. There is a red light next to zone 1 and green by zones 2 and 3. ... I have a Honeywell HZ311 zone panel and I'm getting 26v to the panel from my thermostats but not to the equipment terminal of my zone board when ...View and Download Honeywell Home TrueZONE HZ311K installation manual online. Zone Panel Professional. TrueZONE HZ311K thermostat pdf manual download. Also for: …

The fact that Heat 1 and Heat 2 are red means that some combination of thermostats is calling for stage 1 and stage 2 heat. The lights on the zone are pretty easy to read as well. A red light means that damper should be closed (no air to that section) and a green (might look yellow) light means that zone should be open (have air flow).Where is a child's zone of proximal development? - Where is a child's zone of proximal development? Learn about where a child's zone of proximal development is located and how to w...The truezone hz311 panel is for conventional, single stage applications for up to 3 zones (1h, 1c) at 24 volts. Save time shopping for the products you need for your next job. Lets now go into troubleshooting a Honeywell HZ311. Web honeywell hz311 is a zoning panel used to. Call 1-877-342-2087 To Find 24/7 HVAC Repair In Your Area.I have Honeywell HZ311 and trying to install Nest Learning Thermostat 3rd Gen. The upstairs installation went well. The old thermostat had 5 wires (Yellow, White, Green, Blue, and Red).The Honeywell zone unit Hz311 is flashing purge. Then the heat tried kicking on. Purge not flashing, heat light is red, zone one green and zone 2 & 3 red. ... OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r ...Fan in, cool light flashing, zone 1 and 3 red lights, zone 2 green. Zine 2 is main floor and is cooling. - Answered by a verified HVAC Technician ... I have a honeywell hz311, i have a red light on zones 1 and 2 and a green light on zone 3. We just bought the house so i am unfamiliar with a 3 zone system. Air filter is fine.Getting a blinking red light on my HZ311 zone panel. *is not turning on ... I have a Honeywell 3 zone system. The purge led is a solid yellow. Zones 1 and 3 are red and won't turn on. Zone 3 is the basement and very cold so rarely does AC turn on.Locate the zone damper in question, measure voltage across its 2 or 3 wire connections, if you have 24vac between those, and the damper remains closed, remove two of the wires... if nothing happens its mechanically stuck, unstick it or replace the damper motor.The Birmingham red light district is a section of the English city of Birmingham that is historically notorious for the prevalence of illegal prostitution.Hey Neal, We have a Honeywell HZ311 and only use two zone. Zone 1 & 2 are green while zone 3 and Heat are red. The furnace stats are set to 70, as of the last two weeks throughout the day the furnace … read more

Hi , red light blinking on zone 2 , honeywell HZ311, just replaced battery on thermostat, shutted power off , waiting for 30 minutes. Issue is compressor turns on when is on heat . Contractor's Assistant: Have you checked the air filter to make sure its clean? Yes, its been replaced

Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read moreMy Honeywell hz311 zone 2 and 3 have a red light. Zone 1 (downstairs) works just fine. Upstairs does not blow at all. I tried pushing the purge override button and it worked for a couple of minutes and went red again. Submitted: 3 years ago. Category: HVAC. Show More. Show Less.When you are raised in a narcissistic family it can feel like there is no help. Parents who are narcissistic a When you are raised in a narcissistic family it can feel like there i...In the visible light spectrum, the wavelength of red light ranges from 622 to 780 nanometers. Red light has the longest wavelength and the shortest frequency. Violet light, which h...Apr 18, 2022 · I have a Honeywell hz311 which has got a red zone 3 light and the cool light is blinking. The air handler is running but no air in house. I replaced the filter yesterday and it was really loaded and I almost couldn’t get it out of the unit. The outside unit is running and not iced up. The pipe is cold to the touch. Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read moreHoneywell HZ311 has 3 zones, two thermostats. Both thermostats are set to off. Blower is still running. No purge light is on. Since the weather is mild, we turned off the A/C. Then noticed it was still "running." Both thermostats are set to "off" with fan to "auto." The Zone 1 and Zone 2 lights are red. The Zone 3 light is green, the fan light ...Honeywell hz322 Heat 1 solid red Zone 1,2,3 all green DAT is reading 63F 3 Thermostats set to Heat, auto fan, 68. Actual temp ranges from 60-63 in different rooms. ... It is an ideal solution for residential and light commercial applications where individual comfort control is desired. General. Brand: Honeywell: Model: TrueZONE HZ322: Product ...

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The Honeywell Home TrueZONE® HZ221 Panel is for single stage heat pumps with auxiliary heat applications for up to two zones at 24 Volts. ... Programmable Light Switch Timers; HOME AIR QUALITY HOME AIR QUALITY. Air Cleaners; Air Cleaner Filters; Dehumidifiers; ... Forced Air Zone Panels; TrueZONE® HZ221 PANEL; TrueZONE® HZ221 Panel SKU ...Hey Neal, We have a Honeywell HZ311 and only use two zone. Zone 1 & 2 are green while zone 3 and Heat are red. The furnace stats are set to 70, as of the last two weeks throughout the day the furnace …Jul 28, 2021 · From https://www.justanswer.com/ythiJustAnswer Customer from San Antonio, TX: Hello, I have a Honeywell HZ311 zone panel and zone 3 has a solid red light, wh... What I see: This stock responds well to economic recovery....AAPL Lucky break. I touched on this in my Market Recon column this morning. I got lucky. Last week. I mean it makes sen...The city of Amsterdam and its sex workers have had enough of crass tourists gawking and behaving badly in the Red Light District. The city of Amsterdam and its sex workers have had...Description: Includes (1) HZ311 Panel, (1) Transformer and (1) C7735A Discharge Air Temperature Sensor. Related Items. Honeywell HZ322 TrueZONE® 3 Zone Controller Panel. Your Price: $323.57 In Stock. Honeywell HZ432 TrueZONE® 4 Zone Controller Panel. Your Price: $478.61 In Stock. Honeywell HZ322K TrueZONE® 3-Zone Controller System Kit.My hz311 honeywell unit had a zone 3 red light. what does this meanHoneywell home hz311 truezone installation manual pdf download Honeywell hz311 truezone control panel for sale onlineHoneywell hz311 truezone control panel for sale online. Check Details.From https://www.justanswer.com/ythiJustAnswer Customer from San Antonio, TX: Hi I have red lights on my HZ311 honeywellPearl Wilson: Assistant: Hi.Pearl Wil...The hz311 does seem to be operating as it should. The purge light (amber) was flashing, but now it appears to be operating as it should. When I turn off the power and the power back up, the purge light flashes for about 2 minutes and turns off. The Lennox system has a single red led light that is viewable through a small window.Page 3 HZ311 TrueZONE SPECIFICATIONS • CARACTÉRISTIQUES TECHNIQUES • ESPECIFICACIONES Input Ratings: High Limit Setting: Voltage: 18-30 VAC 50/60 Hz transformer of 40 VA When DATS is used, high limit is fixed at 160°F (71°C). or more. High limit should be approximately 15 degrees below furnace high limit. ….

Operation. 10. LED Operation. 10. Led Status. 11. LED Display. 11. Advertisement. Honeywell TrueZONE HZ311 Manual (13 pages) Zoning System Design Manual.Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read moreHoneywell HZ311 Troubleshooting. If you are having problems with your Honeywell HZ311 , you are not alone. ... Requires 2 wires to connect to the zone board; Discharge Air Temperature Sensor ... a quarter turn, it turns to the left a quarter turn, the blower is running. Then it stops. After a minute or so the red light comes on. This is one ...Honeywell zone hvac light redHoneywell manual users zoning 2321 system wiki user My hz311 honeywell unit had a zone 3 red light. what does this meanHoneywell hz311 wiring diagram. Hz311 wiring diagramHoneywell hz-2120e operating instructions manual pdf download Manualslib honeywellHoneywell manual users ayout.I'm trying to connect a Nest Learning Thermostat to an existing HZ311 that controls the furnace/AC as well as dampers for 2 zones. Problem: If I leave all the connections as they are in the image and connect them to the equivalent terminals (Y/RH/W/G) on the new nest the thermostat wont start the furnace (even if it shows heating on the screen) and the HZ311 will show a red light on the Zone1 LED.I have a honeywell hz311 3 zone system in a upstairs an downstairs home. i have both thermostats set at 71 degs up and 71 degs down but the thermostate down stares maintains the 71 deg and the upstair ... Red light on my Honeywell HZ311 system (zone 3). What does that mean?I have a Honeywell hz322 3 zones my 3 zone is upstais blower comes on and runs when set point is75 and room temp is 70 to 72. I changed the thermostat but blower still runs upstairs on 3 zone. Lights on the control zone board 1 and 2 zones are green and 3 zone upstairs is red.I have a honeywell hz311, i have a red light on zones 1 and 2 and a green light on zone 3. We just bought the house so i am unfamiliar with a 3 zone system. Air filter is fine. We can t seem tonget co … read moreThe Birmingham red light district is a section of the English city of Birmingham that is historically notorious for the prevalence of illegal prostitution.Zone 1 is green but Zone 2 and 3 are red on my honeywell and my ac is not cooling the house. Air filter was replaced - Answered by a verified HVAC Technician ... I have a honeywell hz311, i have a red light on zones 1 and 2 and a green light on zone 3. We just bought the house so i am unfamiliar with a 3 zone system. Air filter is fine. Honeywell hz311 zone 3 red light, I have a Honeywell 3 zone system. The purge led is a solid yellow. Zones 1 and 3 are red and won't turn on. Zone 3 is the basement and very cold so rarely does AC turn on. Upstairs is not cooling down … read more, I am trying to update my current (functioning) master-slave MM2 zone board with a new zone board to accommodate Ecobee3 Lite thermostats. My choices are Honeywell HZ311 or HZ221 or HZ322 zone boards. Which one should I select? CONTEXT: Moderate climate area. Single furnace in attic., A green light indicates that the HVAC system is operating properly. However, if you see a solid or flashing red light on the Honeywell HZ311, there is a problem. In this article, we will try to understand the causes and solutions that can be taken before the technician arrives. 3 Reasons and Solutions for a Honeywell HZ311 Red Light, I have a Honeywell HZ311 Multi-zone board controlling the basement and main level HVAC system. I have a Honeywell programmable thermostat on the main level (Chromotherm III) and an Emerson thermostat in the basement. The main level will continue to heat well past the thermostat setting and has to be turned off manually. Is this a problem with the thermostat not sending a shutoff signal or is ..., The causes of a red light on the Honeywell HZ311 are low refrigerant levels, closed dampers, and a defective blower motor. Solutions for low refrigerant levels …, We have a Honeywell 432Hz True Zone panel and 3 of 4 zones are red. 2018. I shut the entire system down and turned back - Answered by a verified HVAC Technician ... We don't feel cold air coming out in the rooms, and my Honeywell HZ311 shows zone 2 red light. ... The heat LED on the Honeywell hz311 is red what does that mean ..., Honeywell hz322 honeywell 3 zone panel 2h2c conv. or h/pHoneywell hz322 zone panel 3 zone Honeywell truezoneHoneywell truezone hz322 user manual. Honeywell truezone hz322 3-zone control panel, 2h/2cHoneywell hz322 truezone® 3 zone controller panel Honeywell manual users 2321 zoning systemThe red light in honeywell hz322 control board in attice ..., When turning on the system, the same behaviour occurs: Red led indicator at the Honeywell HZ311 for the Heat and system starts but after a minute or two, stops. Unless i'm missing a point, it seems like i have either a problem at the Honeywell HZ311 or at the furnace that is not keeping the flame., My HZ311 has the zone 3 light red and the heating isnt working in that part of the house we had a power outage last night if that helps ... I have a honeywell hz311, i have a red light on zones 1 and 2 and a green light on zone 3. We just bought the house so i am unfamiliar with a 3 zone system. Air filter is fine., I'm trying to connect a Nest Learning Thermostat to an existing HZ311 that controls the furnace/AC as well as dampers for 2 zones. Problem: If I leave all the connections as they are in the image and connect them to the equivalent terminals (Y/RH/W/G) on the new nest the thermostat wont start the furnace (even if it shows heating on the screen) and the HZ311 will show a red light on the Zone1 LED., My Trane XV95 AC system is dual zone and controlled by Honeywell HZ311 zone control board. Both electronic themostates are set to cool. Only the second zone is working. Zone 1 light is Red, Zone 2 lig … read more, Operating: -40° to 165°F (-40° to 74°C) Current Draw: Dimensions: Zone Panel: 6.25 VA max. Page 4 Installation Guide • Guide d’installation • Guía de instalación spECIfICaTIONs aND aCCEssORIEs HZ311 TrueZONE panel dimensions in in. (mm). Encombrement du tableau de régulation par zones TrueZONE HZ311 en po (mm). , Honeywell HZ311 LED. We have a 2 zones, Trane AC and Gas heat single stage (2018), Honeywell HZ311 True Zone and 2 Honeywell 7 day programable thermostats. The system is working OK, i.e. we got heat. What is a mystery to me is the LED of the HZ311 showing RED for heat, dampers when I thought they should be green., Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … , 🔥ATTENTION HOMEOWNERS🔥 - Ever wondered how to keep your HVAC unit in peak condition? Whether you're fighting the freezing cold or scorching heat, we've got..., Manual Honeywell TrueZONE HZ311. View the Honeywell TrueZONE HZ311 manual for free or request own asking to other Honeywell TrueZONE HZ311 owners. Manua. ls. Manua. ls. Honeywell not categorized · Honeywell TrueZONE HZ311 manual. 7.5 · 1. give review. PDF manual · 12 pages. English., Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read more, Hello. I have a Honeywell Hz311 with two zones. Installed a Nest Learning thermostat for Zone 1 (upper level) with no problem a few years back. ... My Honeywell HZ311 zone controller is showing a,red light for zone 3 and the AC is not working on the second and third floors. This is a new house in 2016 and everything has been fine until Sunday., This TrueZONE® HZ322 Panel is for use with conventional and heat pump applications. It can be used with up to 3 zones. Complete with Intuitive Installer setup, the easy-to-follow, digital display uses real language to guide users through four easy steps. Other features include: Standard Checkout Procedure. Robust Push Terminals. Common-Sense LEDs., My HZ311 has the zone 3 light red and the heating isnt working in that part of the house we had a power outage last night if that helps ... The Honeywell zone unit Hz311 is flashing purge. Then the heat tried kicking on. Purge not flashing, heat light is red, zone one green and zone 2 & 3 red. ..., Where is a child's zone of proximal development? - Where is a child's zone of proximal development? Learn about where a child's zone of proximal development is located and how to w..., My Honeywell hz311 zone 2 and 3 have a red light. Zone 1 (downstairs) works just fine. Upstairs does not blow at all. I tried pushing the purge override button and it worked for a couple of minutes an … read more, Jun 14, 2023 · Read also: Honeywell hz311 troubleshooting Red Light [SOLVED] More issue that can cause the purge light to flash. You may also see the purge light if you have two different zones calling for two different modes. That is, one for heat and the other for the air conditioner. The system may purge between calls. , Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read more, Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read more, 3 Zone Voltage 24V LEDs Yes Auto Changeover Yes Heat Pump Compatible No ... Installation Materials-Professional Installation Guide for HZ311 TrueZONE Zone Panel (English, French, Spanish) ... The Honeywell Home trademark is used under license from Honeywell International Inc. ..., Zone 3 shows red light. Ac works on 1st floor but not on the 2nd. Submitted: 1 year ago. Category: HVAC. Show More. Show Less. Ask Your Own HVAC Question. ... My Honeywell HZ311 zone controller is showing a,red light for zone 3 and the AC is not working on the second and third floors. This is a new house in 2016 and everything has …, Zone 2 is solid red but zone 1 is solid, HZ221 3 YEARS OLD, About 2 months.. I have not tried anything, No - Answered by a verified HVAC Technician. We use cookies to give you the best possible experience on our website. ... hi - I have a honeywell HZ311 - zone 1 is a solid red light and not heating, ..., Zone 3 led green on controller and 1&2 RED. However, standing next to controller and now Z1 RED but Z2&3 GREENZ3 damper is open, Zone 1 dampers (bothe) are B-closed, D Registers at #1. (See picture) Note that Zone 3 is running and cooling at present, controller red leds on Zone 1&3, green zone2 Now attempting to run sleeping quarters Zone. The ..., My HZ311 has the zone 3 light red and the heating isnt working in that part of the house we had a power outage last night if that helps ... My home uses a Honeywell HZ311 zone system. Currently I'm not getting any air out of the vents. The HZ311 has red lights for zones 1 and 3 and a green light for zone 2., We have 2 Honeywell Home HZ311 TrueZONE manuals available for free PDF download: Installation Manual Honeywell Home HZ311 TrueZONE Installation Manual (12 pages) Zone Panel Professional , Got a Honeywell HZ311 Truezone, starting unit (no call on thermostats, OFF), fire up purge steady yellow all 3 Zones green, then pruge light off Zone 1 red, Zone 2 green, Zone 3 red, Head LED steady r … read more, HZ311 clearly showed that thermostat was calling for heat on zone 1, but the furnace was not firing up. ( light was steady red). DATS sensor was 15 years old and I had just replaced one in my other HVAC unit. Replacement was low technical difficulty but immense access difficulty due to a tight placement in the attic. After some swearing I got ...