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I have a Honeywell R7284 burner controller. It is showing
Hello. I have a Honeywell R7284 burner controller. It is showing "TT Open Limit Closed" I think that means thermostat is open. Would I test it by shorting the T and T leads on the burner controller? … read more
BillyHvac
BillyHvac
Journeyman HVAC Tech
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Just trying to determine if I can replace part R7184b with
Just trying to determine if I can replace part R7184b with R7284b and what complications I might expect with the switch … read more
Rick
Rick
HVAC Supervisor
25,744 satisfied customers
My Honeywell r7284 stopped in this 15degree morning. It
My Honeywell r7284 stopped in this 15degree morning. It shows “hard lockout” TT closed. Limit closed Cad cell 999999 ohs Any idea?… read more
Rick
Rick
HVAC Supervisor
25,744 satisfied customers
Boiler wont turn on checked thermastat it's good, replaced
boiler wont turn on checked thermastat it's good, replaced cad cell and controller, fan comes on when i put in hand what but wont heat in auto? … read more
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Rick
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I wired a R7284 oil primary on a job and not working. i get
Hi I wired a R7284 oil primary on a job and not working. i get a … read more
Rick
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I have a never used burnham LEDV-1 boiler tat is 6 years old
I have a never used burnham LEDV-1 boiler tat is 6 years old that I just installed. I put a jumper across the TT on the control input. Unit has 120v power where it should so it appears it should work.… read more
Rick
Rick
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I have a pearless hot water boiler with a beckett burner.
I have a pearless hot water boiler with a beckett burner. The low water control was buzzing a couple times when I tried to restart the furnace. That was new so I replaced it with the same exact one.Th… read more
Rick
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Trying to reboot my furnace after refilling an empty tank of
Thomas: Trying to reboot my furnace after refilling an empty tank of oil. The R7284 Honeywell controls says that I have a hard lockout after trying to bleed the line and turning on the furnace. How do… read more
Rick
Rick
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I have recently changed my filter on my oil furnace (the
I have recently changed my filter on my oil furnace (the exterior one coming from the tank). I have a R7284B Honeywell controller that was working fine however there is no diagnostic display (LED), so… read more
Rick
Rick
HVAC Supervisor
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I am converting Oil Primary to a R7284U. here are my
I am converting Oil Primary to a R7284U. here are my settingsR7284U Installer setup is set as follows: Valve On Delay=0 Ignition Trial=15 Burner Off Delay=0 TT Configuration On=Yes Spark In On Delay=N… read more
Rick
Rick
HVAC Supervisor
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, our oil gauge is faulty and we ran out of oil. Just had
, our oil gauge is faulty and we ran out of oil. Just had tank filled and am trying to get the furnace started again. I have a Energy Kinetics System 2000 with a Honeywell r7284 Oil Primary Control...… read more
Rick
Rick
HVAC Supervisor
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, I ran out of oil on my furnace. Now I am getting an error stating low voltage on my
Hello, I ran out of oil on my furnace. Now I am getting an error stating low voltage on my r7284. originally the display seem not to have power so I took the cover off and it seems like it was wired w… read more
Rick
Rick
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, my fuel oil technician just replaced the Carlin controller
Hi, my fuel oil technician just replaced the Carlin controller on my direct vented Thermodynamics boiler & Beckett burner with a new Honeywell R7284. Previously, my boiler went through an approx 1 min… read more
Rick
Rick
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I have a hybrid system, oil and electric. I would like to
I have a hybrid system, oil and electric. I would like to replace my oil tank and have let the fuel run out. Can I run the electric heat pump without the oil burner having fuel? The weather is warmer … read more
Phil
Phil
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Degree, Mech Engr Technology
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I have a Honeywell R7284 and I need a manual for it
Hi there. I have a Honeywell R7284 recently installed on a furnace that was allowed to let the oil run out. I hold down the button and it will test ignition and fire right up and run for 30 seconds (c… read more
Douglas
Douglas
Vocational, Technical or Trade Scho
3,087 satisfied customers
Primary Controller says standby when connecting Alarm Module
I have a Honeywell 7284U primary controller installed on my oil burner. I want to connect it to a W8735S3000 EnviraCOM Alarm Module. When I connect the Alarm Module the Primary Controller goes into St… read more
Brian
Brian
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Vocational, Technical or Trade Scho
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i have a wgo4 weil mclain oil fired boiler with a taco zvc3
i have a wgo4 weil mclain oil fired boiler with a taco zvc3 zone control , 3 honeywell zone valves 2 for heat 1 for smart storage tank for hot water. what would be the correct aquastat to use for best… read more
Rick
Rick
HVAC Supervisor
25,744 satisfied customers
Hello, I have a peerless burner with Beckett motor using Honeywell
Hello, I have a peerless burner with Beckett motor using Honeywell controller. Lockout light flashing on/off every half second. Replaced nozzle, external filter. Bled filter and opened bleed port on m… read more
Rick Mather
Rick Mather
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Vocational, Technical or Trade Scho
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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

HVAC Technician

1,024 satisfied customers

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

Kenton Guidry

Kenton Guidry

HVAC Technician

963 satisfied customers

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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