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I have a Honey HZ311. a honeywell thermostat on first and
I have a Honey HZ311. a honeywell thermostat on first and second floor. Downstairs cools okay but upstairs does not cool … read more
Tamar D
Tamar D
Mechanic II
Vocational, Technical or Trade School
697 satisfied customers
We have an HZ311 system and an Ecobee thermostat on the main
Hi there, we have an HZ311 system and an Ecobee thermostat on the main floor. We have a Honeywell thermostat on the second floor but not getting air through the second floor vents as of yesterday. … read more
Tamar D
Tamar D
Mechanic II
Vocational, Technical or Trade School
697 satisfied customers
I have a honeywell HZ311 - zone 1 is a solid red light and
hi - I have a honeywell HZ311 - zone 1 is a solid red light and not heating, zone 2 is solid green and heating - zone 3 is red but not used - any idea what the issue is … read more
hvacdave84
hvacdave84
Lead Service Technician
Vocational, Technical or Trade School
117 satisfied customers
My home uses a Honeywell HZ311 zone system. Currently I'm
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. … read more
Phil
Phil
Mechanical Engineer
Degree, Mech Engr Technology
8,427 satisfied customers
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
High School
1,029 satisfied customers
Read this post: I purchased 2 Venstar 'add-a-wire' kits. One
Hi..read this post: http://www.justanswer.com/hvac/8rs02-i-m-trying-connect-nest-hz311-needs-common.html … read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,527 satisfied customers
I just installed 2 new thermostats and neither the A/C or
I just installed 2 new thermostats and neither the A/C or heat will turn on. When I set the temperature either way high or way low you can hear it click like it is going to turn on within the thermost… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,527 satisfied customers
I am also trying to install a Nest the same config as this
I am also trying to install a Nest the same config as this customer's post and I have the HZ311. BUT, At my thermostat i do not have a blue wire. I have a black wire not being used that is RC because … read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,527 satisfied customers
I am trying to attach a Nest to an HZ311 two zone system. My
I am trying to attach a Nest to an HZ311 two zone system. My original Honewell panel just had 3 wires going to it - red, green, and white, labeled 1, 2, and 3. Nest gives me an error saying that the R… read more
Appliance Guru
Appliance Guru
21,140 satisfied customers
My Trane XV95 AC system is dual zone and controlled by
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
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,527 satisfied customers
Neal, We have a Honeywell HZ311 and only use two zone. Zone
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
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,527 satisfied customers
I have a Lenox act with Honeywell HZ311 truezone; the
I have a Lenox act with Honeywell HZ311 truezone; the downstairs is zone 1 and the two smaller bedrooms upstairs are zone 2; the ac unit kept freezing up; the filters are all clean; freon levels and p… read more
Daniel Plourde
Daniel Plourde
plumbing, hvac technichian
Vocational, Technical or Trade School
557 satisfied customers
Bill, I have a Lennox G51MP9/2004 installled,propane furnace.
Hi Bill, I have a Lennox G51MP9/2004 installled,propane furnace. laternating fast flash red/green LEDs which codes indicate bad ground, bad ingitor, or line voltage below 75v. The main thermostat seem… read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
23,527 satisfied customers
I have a Honeywell HZ311 on my central a\c unit, the only thing
I have a Honeywell HZ311 on my central a\c unit, the only thing that works is when the thermostat is in the fan only position the fan runs. In cool mode nothing happens. Thanks ken… read more
Brian HVAC Guy
Brian HVAC Guy
HVAC Technician
High School
1,029 satisfied customers
I have a Lennox 80MGF4/5 100A-5 furnace and A/C unit installed
I have a Lennox 80MGF4/5 100A-5 furnace and A/C unit installed in my home, along with a Bryant Zone Perfect two-zone control unit that provides zone control for the upstairs and downstairs. The Bryant… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
Honeywell Zone Valve head - gets very hot when wired in.
Honeywell Zone Valve head - gets very hot when wired in. Pipes at head, and valve itself are cool. Just the Honeywell Valve head is getting hot. Valve is not responding to Thermostat. The system has f… read more
Tim H.
Tim H.
Lead building engineer
Vocational, Technical or Trade Scho
3,962 satisfied customers
We bought a house and moved in 2 weeks ago. Since the day we
We bought a house and moved in 2 weeks ago. Since the day we moved in the furnace has not been keeping the house at the programmed temperature. We have a dual zone heating system. I've placed new batt… read more
KenCan
KenCan
Vocational, Technical or Trade Scho
111 satisfied customers
I had a new Armstrong pump installed to my hot water furnace.
I had a new Armstrong pump installed to my hot water furnace. When I tried to turn the heat on, the button lights for maybe 3 seconds and the system never turn on. NO HEAT. I do have a message to chan… read more
Rick
Rick
Supervisor
27,736 satisfied customers
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Meet the Experts:

Phil

Phil

Mechanical Engineer

8,427 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

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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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Tom

Tom

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A-1 Tech

A-1 Tech

Service Manager

526 satisfied customers

I have been in the HVAC business for over 40 years.

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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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