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I moved into this house in May, heat was not needed at that
I moved into this house in May, heat was not needed at that time, now that it is cold I am trying to get it warmer, is there anything special I need to do our just move the thermostat higher? … read more
Rick
Rick
Supervisor
24,889 satisfied customers
AC is not working. Ecobee3 screen is black/won't turn on.
AC is not working. Ecobee3 screen is black/won't turn on. Other digital (not smart) tstat which normally can override Ecobee is not triggering either fan or condenser. Carrier furnace / FAU. Fuses are… read more
airheatman
airheatman
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I have a Honeywell HZ322 and zone 1 is blinking yellow on
I have a Honeywell HZ322 and zone 1 is blinking yellow on the controller board and is sending no power to the thermostat … read more
Phil
Phil
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Degree, Mech Engr Technology
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I am upgrading my thermostat for my carrier electric air and
I am upgrading my thermostat for my carrier electric air and heat pump and dehumidifier wih a ecobee3 thermostat. The model number is ***** and wkf1002. I see the basic wire instructions for the y,c,w… read more
BillyHvac
BillyHvac
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I have a unit in my attic and the heat does not seem to be
I have a unit in my attic and the heat does not seem to be working. When I went up there, there is a panel (HZ311 and it appears to be turning on and off intermittently and there is a purge light that… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
It's freezing. Heat won't turn on. 3rd zoning board that has
It's freezing. Heat won't turn on. 3rd zoning board that has gone out... heat light blinking red … read more
Regan Land
Regan Land
General Manager
Vocational, Technical or Trade Scho
768 satisfied customers
My heating/ac fan motor continues to run. Neither zone is
My heating/ac fan motor continues to run. Neither zone is calling for heat or A/C. I have a EMM-3 Electronic MiniZoneô Pane. Lights are solid green which I being means they think there's a call for sy… read more
BillyHvac
BillyHvac
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Similar situacional to the above post. Connected available
http://www.justanswer.com/hvac/8rs02-i-m-trying-connect-nest-hz311-needs-common.htmlSimilar situacional to the above post. Connected available Common wire to two nests and from furnace terminal to C o… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
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Can i hook the nest directly to my train model number xv80
can i hook the nest directly to my train model number xv80 and get rid of my POS Honeywell Vision PRO IAQ … read more
Regan Land
Regan Land
General Manager
Vocational, Technical or Trade Scho
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I'm trying to get my hz311 system working. A week or 2 now.
Yes..I was following along one of the other tech assistant's messages, all the way to the control panel and another wire that I could possibly use..then the other guy said he didn't have a wire … read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,870 satisfied customers
Phil, not sure how this chat system works, are you available
Hi Phil, not sure how this chat system works, are you available to help with a hz311 zone panel?… read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
7,791 satisfied customers
I have a Eveloution 95s furnace and a model 187a air
Hi, I have a Bryant Eveloution 95s furnace and a model 187a air conditioner and I would like to change the thermostat to an Ecobee3. Is that possible? … read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
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I installed an Ecobee3 thermostat to my Trane xv90
Hello, I installed an Ecobee3 thermostat to my Trane xv90 yesterday. I am only running heat. We do not have an AC system. The installation went great, but after about thirty minutes of running without… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
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I have a two zone heated house built in 1999. The house is
I have a two zone heated house built in 1999. The house is equipped with a forced air furnace and air conditioning compressor. The zones are control via damper and Durozone SMZ-SW zone control logic b… read more
Douglas
Douglas
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Proper wiring for 3 zone oil burning hydronic system. I am
Proper wiring for 3 zone oil burning hydronic system. I am having doubts my system was wired correctly, so I am thinking of getting an HZ311 to replace the wire-nut spaghetti nightmare. The Honeywell … read more
Rick
Rick
Supervisor
24,889 satisfied customers
I am trying to hook up a venstar t1700 thermostat to my intertherm
I am trying to hook up a venstar t1700 thermostat to my intertherm model MGHA-056ABFC-02. The old thermostat was only a two wire hook-up and I cannot seem to get my venstar to work. It powers up but k… read more
Brian HVAC Guy
Brian HVAC Guy
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I have a goodman gmt070-3b. the furnace burners turn off after
I have a goodman gmt070-3b. the furnace burners turn off after about 4 minutes, then the furnace sorta reboots. The red light blinks four times and furnace burner lights again after the proper start u… read more
BillyHvac
BillyHvac
Journeyman Service Technician
State Licensed Mechanical Contractor
13,870 satisfied customers
THis is about a honeywell totalzone 4 controller the purge
THis is about a honeywell totalzone 4 controller the purge LED is flashing which should indicate a sensor failure, how do you figure out which sensor has an issue? is the sensor referring to thermosta… read more
Matthew
Matthew
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Bachelor's Degree
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Meet the Experts:

Phil

Phil

Mechanical Engineer

7,791 satisfied customers

Retired HVAC/ Electrical & Boiler contractor. Industrial

Rick Mather

Rick Mather

HVAC Technician

3,133 satisfied customers

35 years experience, HVAC

Matthew

Matthew

HVAC Technician

2,014 satisfied customers

14 years experience in the HVAC field of service, installation, Manual J & D calculations

Brian HVAC Guy

Brian HVAC Guy

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1,029 satisfied customers

I have been an HVAC/R mechanic/technician for 30+ years.

Kenton Guidry

Kenton Guidry

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12 years install/service experience.

Rick Ridley

Rick Ridley

UK Heating Engineer

871 satisfied customers

Retired But have had 30 years on the tools, Ex CORGI

Tom

Tom

HVAC Technician

770 satisfied customers

16+yrs HVAC/R service. Residential Commerical Industrial

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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