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Pilot light goes on, but furnace doesn't light. pilot goes
pilot light goes on, but furnace doesn't light. pilot goes out after a few seconds … read more
Tamar D
Tamar D
Mechanic II
Vocational, Technical or Trade School
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I HAVE A HEIL MODEL NTC51258KE2. THE PILOT ONLY COMES ON
I HAVE A HEIL MODEL NTC51258KE2. THE PILOT ONLY COMES ON OCCASIONALLY AND WHEN THE FURNACE SHUTS DOWN THE FURNACE DOES NOT RE-LIGHT AND THE BLOWER STAYS ON WITH NO HEAT. I HAVE GOT IT TO LIGHT A COUPL… read more
Bill
Bill
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I have a problem with my natural gas furnace. I believe the
I have a problem with my natural gas furnace. I believe the furnace is from Clarke Brothers. It is model CMD100NH4R. It uses a Honeywell ST9141A1002 electronic fan timer.Right now it seems like maybe … read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
16,309 satisfied customers
I've got a comfortmaker furnace with a honeywell sv9541
I've got a comfortmaker furnace with a honeywell sv9541 smart valve. When my thermostat calls for heat the exhaust fan comes on, the pilot ignites, and the igniter glows. It goes through this twice th… read more
Rick
Rick
Supervisor
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The main burner on the furnace won't ignite. Type of
The main burner on the furnace won't ignite.Type of HVAC: Heater & Furnace Brand: Heil DC90 Ultra High Efficency Model Number: SV9501m 2056 or ST9120G 4004 or AQ1009838HW What have you tried so far?: … read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
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HEIL NTC512BKD1 I replaced motor blower, the one at bottom,
HEIL NTC512BKD1 I replaced motor blower, the one at bottom, a week ago someone else had replaced the igniter It started For a bit after I mov d the igniter around, but know it blows air yet no fire Is… read more
BillyHvac
BillyHvac
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State Licensed Mechanical Contractor
16,309 satisfied customers
, maybe. My furnace started acting up yesterday (where
Hello, maybe. My furnace started acting up yesterday (where it seemed to work at times and other times not) and this morning is not working at all. It is going through a cycle of clicking but never li… read more
Rick
Rick
Supervisor
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Tim I have a heil 90% efficient furnace. The inducer fan
Tim I have a heil 90% efficient furnace. The inducer fan will start and the igniter glows but won't light the pilot. It tries a couple of times to light then goes into soft lockout. As far as I know t… read more
airheatman
airheatman
Heating & Air Conditioning Contractor
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Hello; I am having a problem with my Heil furnace Model#NUGE
Hello; I am having a problem with my Heil furnace Model#NUGE 100BG01 NNN-NN-NNNN Serial # XXXXX The furnace will start running and you can hear the igniter clicking, the small pilot will light for a s… read more
N4IEA
N4IEA
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Associate Degree
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I have a 17 year old heil furnace. The exhaust fan turns on,
I have a 17 year old heil furnace. The exhaust fan turns on, igniter sparks, valve opens, pilot lights, and instantly the valve slams shut and the pilot goes out. And the cycle repeats. I've changed t… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
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I have a 5 year old Heil with auto pilot. The initial fan
I have a 5 year old Heil with auto pilot. The initial fan will come on when thermostat set, but I can see the pilot is not getting lit with electronic ignition. I checked all wires and there is a smal… read more
gotoman for ac
gotoman for ac
HVAC Service manager and owner
Associate Degree
5,490 satisfied customers
I have a 2002 Heil furnace (92% efficient) that is cycling
I have a 2002 Heil furnace (92% efficient) that is cycling on and off about every 5-10 minutes. After the heat is on for approx. 5-10 min. it shuts down and it gives me the code "Soft Lockout: Max tri… read more
G Wurtz
G Wurtz
Instructor of HVACR Program
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I have a HEIL furnace with apparently a bad Honeywell Smartvalve
I have a HEIL furnace with apparently a bad Honeywell Smartvalve Model SV9541. The heating element / ignitor is firing up, and intake fan starts to kick on...but no flames are ignited. A Technician ca… read more
Douglas
Douglas
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on a heil gas furnace mol ntc6075hfa1 i have check all limints
on a heil gas furnace mol ntc6075hfa1 i have check all limints and ignitor call for the pilot to come on but the furnace is not lighting is this a control module or gas valve problem… read more
Matthew
Matthew
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I have a Heil furnance in my cabin in the northwoods of Mn
I have a Heil furnance in my cabin in the northwoods of Mn that was installed in 1999. It worked great up until last winter when in January I got a call from my alarm system. It turns our that the fur… read more
Mark Henley
Mark Henley
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I have a lennox GWB8-245S boiler and this pilot light seems
I have a lennox GWB8-245S boiler and this pilot light seems to be out. Can you walk me through re-lighting? It doesn't appear that there is a red pilot button to hold down - just goes from on to off.… read more
Rick
Rick
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I have a Heil DC90 unit that seems the ignition module or smart
I have a Heil DC90 unit that seems the ignition module or smart valve is not working No pilot light Turned power off everywhere and then turned back on. No clicking, does not seem like I have gas flow… read more
Kenton Guidry
Kenton Guidry
HVAC Technician
Vocational, Technical or Trade Scho
963 satisfied customers
My furnace is blowing cold air when the heat is on
My furnace is blowing cold air when the heat is on, however this is random. My pilot light is on throughout the blowing process. I go down to the furnace, and the pilot is lit, the thermostat is set t… read more
BillyHvac
BillyHvac
Journeyman Service Technician/Inspector
State Licensed Mechanical Contractor
16,309 satisfied customers
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Brian HVAC Guy

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N4IEA

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Retired, HVAC / Electrical Technician / Contractor 35-years Experience.

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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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