electric furnace clicks but doesn't turn on

It'll be harder, with the noise of the running furnace, but he should still able to hear a click if the thermostat is working. We welcome your comments and In other words, there’s an ignition system malfunction that needs to be fixed. Under normal conditions, the furnace is notified by the thermostat to click on, the ignitor gets red hot and then initiates the entire process of igniting the gas and blowing the hot air. A faulty or dirty ignition or sensor is a relatively easy fix, so follow these steps, and you may be able to solve the problem yourself. If your furnace clicks on or initiates the start cycle, but does not fire up, you likely have a faulty or dirty ignitor/sensor. Tonight I flicked the power switch on and off in darkness while my wife and I looked for a spark. Make sure that your furnace switch is “ON” the furnace blower compartment door is on and secure. 2 of the times (the second and fifth tries), the flame lit and quickly burned out, followed by another click to attempt to relight to no avail. A faulty limit control may shut the furnace down immediately when it attempts to come on. A noisy furnace can not only be a nuisance to listen to, it can be a sign of a bigger problem. Give the system a few seconds to register the new setting. If the furnace does not make a sound, the thermostat is not sending a signal and needs to be replaced. If your furnace clicks on or initiates the start cycle, but does not fire up, you likely have a faulty or dirty igniter/sensor. Solution: This is likely due to a faulty or dirty ignitor/sensor. All information is provided "AS IS." If your thermostat is clearly on, check to make sure that it is communicating with your system correctly. In 90% of cases, that’s the issue at hand. Once the black bracket was removed, the apparatus hangs with very little play due to the gas tube/pilot tube. An electric furnace works by turning on a series of electric heating elements that generate heat through coils, much like the heating elements in a toaster or electric oven. The power is back now. Monday, January 8th, 2018 at 11:00 am | Categories: Heating A repair technician can accurately diagnose the trouble and apply the correct repair. So I removed the covers of the unit to witness what was happening and what I was hearing. Copyright© If the blowing mechanisms are inconsistent or non-functioning, there is probably an issue with the blower belt. The furnace overheats, causing it to cycle on a limit switch; We get calls when #2 happens - especially on really cold days when the furnace can't keep up. Thank you so much. The fab will continue to run in order to cool the furnace safely until the time delay switch opens. Please guide me from here. Coronavirus Update: We care about your health and continue to service our customers safely. High temperature limit switch affecting the igniter: The high temperature limit switch is an important safety feature of a furnace that prevents it from becoming too hot. Read More. Raise your thermostat a few degrees and wait to see if your furnace responds. When your electric furnace won’t turn on, you should first examine your thermostat. During the sparking, you should get 24 volts. Gas leaks are dangerous. For starters, I believe that the gas tube/pilot tube must be removed to get complete access to the apparatus. When the thermostat calls on my furnace, this is what happens when all is good...Thermostat calls on the furnace, there is a click, it fires up within seconds, and about a minute later the motor starts blowing after a few "ticks". There is a valve that has a small bar for a handle. it stay lit for 15 min and went off. Here are the pics of everything that is exposed beyond the 2 front door panels, as well as the top of the unit. If its a older furnace, which they call natural draft, an the electronics are very outdated, sounds like maybe gas valve or the board. I'm not sure if this unit has a draft inducer. Leaving the issue unaddressed will cause the motor will burn out. Keep a watch for inferior furnace performance so you’ll know it’s time to contact a licensed professional for furnace repair. If it isn’t, carefully turn it on and see if that fixes the problem. The switch will turn the furnace off when the temperature rises too high. 4 of the times, I just got the click and ensuing "buzz". Use the following directions to solve the issue: Tags: Electric Furnace, Heating System Repair, Salem Drain Lines – If you have a high-efficiency furnace, inspect your drain lines and make sure they are free of sediment and any debris build-up. You may freely link Measure voltage between terminals PV & MV/PV. I just finished replacing my inducer fan on a Heil furnace. Offering services to Willamette Valley for more than 50 years. Check that the thermostat is in the “Heating” mode of operation. submitted to our "DoItYourself.com Community Forums". An electric furnace works by turning on a series of electric heating elements that generate heat through coils, much like the heating elements in a toaster or electric oven. Electric furnaces are reliable, require fewer repairs than natural gas systems, and can last for many years. The bar should be parallel to the pipe. If there is a reset button on your electric furnace, try resetting the furnace following the manufacturer's instructions. Start by turning the furnace off, turn your thermostat to “fan only,” and wait a few minutes. Otherwise, your furnace won’t start. Look at the gas pipe. Loose or corroding wiring and broken relays are among the more common troubles that can cause problems for an electric furnace. Most likely, your furnace is making a clicking noise and not providing heat because your furnace’s spark igniter is trying to ignite your pilot light or burners but is failing to do so. Worn motor bearings: The bearings in the furnace’s motor will click when they become worn. Oil burners used on oil-fired heating boilers, furnaces, or water heaters can often be diagnosed using a visual inspection approach as … Turn on power. Website operating Learn more about bad capacitors by checking out our blog, “My AC Just Hums and Buzzes But Doesn’t Turn On”. home improvement and repair website. You can hear a click from the furnace and can see the heating elements energize, then after about 7-8 seconds another click from the furnace and can see the elements turn off. Questions of a Do It Yourself nature should be Thanks Pete and Grady. 1. First, make sure the gas is on. Electric troubles are responsible for most heating system failures, and this includes gas furnaces and heat pumps as well. Thanks, Grady. Problem: It clicks on, but doesn’t fire up. The diagram states that you must use wire that is rated for use on boiler systems. If the fan does not start, you have a wiring issue (circuit breaker trips) or motor problem (circuit breaker does not trip). There shoudl be either a buzz or tic-tic-tic-tic sound from the pilot area of the burners. The clicking noises in an electric furnace may not be cause for alarm. All rights reserved. But the heating elements cannot all turn on at once, since this will overload the circuit. Does the heater have a inducer (vent motor) that goes to the chimnney??? An intermittent pilot system uses an electronically controlled high-voltage electric spark to ignite a pilot light—and subsequently the main burners_when the thermostat calls for heat. Sometimes a power outage can cause your electric furnace to malfunction. The bottom panel had to remain on due to a safety switch. If you can't, mark the wires & remove them. Remove … All rights reserved. If you’ve got a gas furnace, make sure that your gas supply valve is open. I'll report back on what I observe with the "click". © 2012–2020 Comfort Flow Heating. Instead, a component called the sequencer staggers out turning the elements on and off. problems contact [email protected] I have some more close-up pics to share: The second picture is the gas valve. Do not try to fix this … Turn off power to the furnace either by removing the blower door or via a switch on or very near the furnace. Any help is appreciated. However, the furnace can continue working even after the thermostat has been pulled out. What I want to veriy is there is 24 volts AC going to the pilot valve. to this site, and use it for non-commercial use subject to our terms of use. Other than that everything seems to be working fine the unit cools and heats perfectly but when the blower goes off I can still hear the sound. From what I've seen on the internet, this unit may also have electronic ignition. If it doesn’t, and you smell gas, it’s a good idea to turn off the gas supply and call a pro. That's why we always perform a combustion analysis during our annual furnace inspections. The first thing you want to do if your furnace won’t kick on is to check and see if the thermostat is set to heat and not the air conditioning function. Comfort Flow Heating serves all of Oregon. TELL ME MORE. If it doesn’t then you probably have loose or burnt wires in behind the relay or you may need a new fan relay or circuit board. However, an HVAC technician can replace the broken heating element to restore the furnace’s operation. my gas furnace pilot wont stay lit. My very next step is to cut the thermostat wire going into the furnace itself. If the motor collects too much dust or loses lubrication, it can overheat and fuse the wires in its casing. Pilot – Most furnaces have an automatic electronic ignition. If he hears clicks but the furnace doesn't turn off, the problem is with the furnace. We’ve been in business since 1961 and have the experience to see any job gets done right. Electric parts are also used as back-ups in heat pumps and starters in gas furnaces. If the motor doesn't turn off with this change, it's probably a faulty relay. There should be 3 terminals (PV, MV, & PV/MV [or Com]). The fan blower should come on. If you own a furnace that operates a pilot light, the operation is similar, but the control board doesn’t trigger the ignitor. An electric furnace works by heating up air through an element that warms as a current is run through it. Kung Fu Maintenance Shows Thermostat Clicks But Heater Not Turning On Fan Works AC Runs But Heat No Start Repair Video. Why Your Furnace Won’t Turn Off. the thermostat clicks like normal when i turn the heat up.. but then nothing happens. If not, then the problem in … Source(s): ... i am a diy. You want to measure between PV & PV/MV. I removed a pair of access panels so that I could get to the bracket screws to remove the black bracket. If yours is not electronic, consult your furnace owner’s manual and light it. Please let me know if you would like more pics. Thanks so much, Grady. The results will tell us in which direction we need to go for troubleshooting. The Model is a 1983 Whirlpool manufactured by Heil-Quaker #NUGI075AF01. 2. A hot surface ignition system uses an electronically controlled resistance heating element, not unlike a light bulb filament, to ignite the gas burner. Some more observations: I attempted 6 times tonight to turn on the furnace and observe. If what I am seeing is the pilot assembly, it is just right of the center burner. It makes a clicking noise like it wants to start up, - Answered by a verified HVAC Technician We use cookies to give you the best possible experience on our website. A Warning About Cracked Heat Exchangers in Gas Furnace. I replaced the thermocouple and Gas valve. Check that the thermostat is on. This should be within a few feet of the furnace. If you see or hear the fan turn on, your blower motor is not the culprit. Thanks so much, Pete. While the manual has some similarities to my unit (casing, blower motor), there are also many differences. Not all homes have access to a natural gas pipeline to provide power to heating systems, stoves, ovens, and laundry machines. Oil burner won't start or won't keep running: step by step checklist to to diagnose & repair an oil burner that won't run or keeps stopping. This is one of the most common furnace problems. 1995-2018 MH Sub I, LLC dba Internet Brands. The thermostat could lose its connection to the furnace, which can either cause the furnace not to turn on or not to turn off. If this happens, you’ll probably detect a noticeable decline in the warmth in your home. Now I know how to check the breakers and all the visible wiring is intact and connected. I'll be back in touch when finished cleaning them and reassembling. A Ductless Heating Unit on the Wall Is Sagging—What’s Wrong? Furnace Turns on but No Heat If you feel no heat in the minutes after you activate your furnace, something could be wrong with the belt, heating coils or furnace settings. Thank you for this information it was extremely helpful in diagnosing and fixing the issue with my 25yr old TempStar furnace. People often assume that only gas furnaces require professional attention, but electric furnaces need it as well. Thank you, Grady. No spark or flame. I believe that this is an electronically lit pilot. It worked before my husband changed the thermostat control (many months ago). iMarket Solutions: Dedicated to Contractor Success. The furnace came wit... My draft inducer motor went bad on my propane furnace. Thanks so much for the input, guys. Unfortunately, NUGI is correct for the model prefix. my heater won't turn on. Will do. You can leave the wires on as long as you can get your probes on the terminals. The sparking would indeed be well concealed inside that bracket in the pic, but I would think we would have seen a glow somewhere. Then, remove the front panel to find the ignitor or ignition sensor. Hi. But the heating elements cannot all turn on at once, since this will overload the circuit. Below we’ve listed a few of the more common. 2. Reverse of what your refrigerator does, it cuts power to the furnace when you remove the door. I can hear what sounds like a fan running under my house but the blower isn't on. Gas valve problems: If the clicking sound doesn’t seem to have a pattern, it could indicate an issue with the gas valve. Do you have a volt meter? It seems like one of the first things you should check, but many homeowners forget this step. Under normal conditions, the furnace is notified by the thermostat to click on, the igniter gets red hot and then initiates the entire process of igniting the gas and blowing the hot air. When it comes to providing winter warmth for these houses, there are a number of options available. If it has one of these, this motor must run before any fire will happen. If my furnace doesn’t shut off, I immediately check the thermostat. It tells us whether your furnace is … Heating, Cooling, Air Conditioning, Ventilation and T-Stat Controls, http://www.doityourself.com/forum/el...rt-images.html, http://www.cgnacontrols.com/members/...20Sheet%20.pdf, Burner won't ignite, but all else seems well, 4 KW Generator with 3 prong 250V output question. This is one of the most common furnace problems. The electric furnace is one of the most common. Our electric furnace coils turn on, but the blower doesn't work. Set the temperature you would like – for test purposes, just set about 10 degrees hotter than the … Much appreciated. If the switch isn’t engaged, the system will not respond. gas and electric furnace repair in Salem, OR, “My Heater Is Drying Out My Air, What’s Wrong With It?”, Heed These Signs of a Furnace in Disrepair. Or it may fail to turn the furnace off in case of overheating. Thanks for the link for the manual. If the wrong type of igniter is in the furnace with incorrectly matched voltage, it will soon fail. Oftentimes, the furnace doesn’t kick on because the homeowner thought that the valve should only be partially turned for safety reasons. Still unsure if I have an inducer. If this is a gas furnace, it could be a few things. This would be the sound of the spark ignitor. Noisy Furnace. I have my voltage meter ready to go to work. One of the most basic causes for a thermostat that clicks, but the furnace doesn’t start is that there is no power. Set the thermostat well above room temperature. I am installing a secondary aquastat on my gas furnace to keep the circulator pump running after the boiler shuts off. There was no flame tonight at all. The blower motor runs the fan that sends air through the heating elements and then into the ventilation system. I have an older Whirlpool natural gas furnace that won't fire up. This article is a little different and is less common than the other problems. suggestions. Hi Grady. Turn off the breaker to your furnace. Lower the temperature on the thermostat while your friend stands by the furnace and listens. The limit control switch is a mechanism designed to stop the furnace from overheating. DoItYourself.com®, founded in 1995, is the leading independent This will require a qualified professional to repair. For both gas and electric furnace repair in Salem, OR and throughout the state, contact our team. I live in a 30yr old mobile home and our electric furnace isn't responding to our thermostat. You're such a big help, Grady. The individual heating elements in an electric furnace can burn out or stop working because of broken wiring. If that doesn't resolve the issue, call a Heating and Cooling Mechanic. |, Join our email list for event updates and specials. A broken sequencer can result in a tripped circuit breaker or a furnace that isn’t turning on enough heating elements for warmth. Some relief there. I'll try to clarify a bit for both of you. Coronavirus Update: We care about your health and continue to service our customers safely. It sounds like its humming but it doesn't kick in a or start blowing heat. Here are more observations: You've learned a lot just by pulling the covers off. At this point, I believe the problem to lie with the pilot assembly. If you had a recent electricity surge, it is quite possible that the breaker has been flipped. Usually, fixing this requires replacing the limit control switch. Then I ran into an even bigger problem. Once the pilot light is lit, the furnace is controlled by the flow of gas alone. With the doors off, find this switch and push it in and out to see if you hear clicking or see and led lights light up. I've provided some pics of where I'm at with this. View our Privacy Policy here. Well, how old?????? The last bit of troubleshooting to perform on your own is to make sure the gas valve is turned fully on so the furnace has a sufficient supply to fire up the system. If the fan for your electric furnace stops working entirely, you may need to have a burnt-out motor replaced. In addition to this, make sure that the thermostat is set to a temperature higher than the temperature of the room. Move the lever on the thermostat to the “ON” position. We also could not see any sparking at all. Check that the thermostat has power to it if your furnace won't turn on. The parts were nearly identical. But even with excellent regular maintenance, an electric furnace may run into repair issues at some time in its service life. First, you need to turn off the gas to the furnace. Lets try this first... go to furnace and take doors off. I have a gas unit under the house.my compressor is outside. My question is, how to determine what type of wire is needed and where to purchase? An important reminder: repair work for an electric furnace needs to be done by a licensed HVAC professional. If this is a gas furnace then it must be a hot air system. Turn the appliance off, wait 30 minutes for it to cool down, then press “reset.” If the furnace doesn’t reset immediately, repeat the procedure twice more. It is important to note, that there are a variety of reasons that your furnace won’t turn off, many of which are outside of your control. How to diagnose a bad capacitor: If you hear a clicking noise followed by a soft hum or buzzing noise but your outdoor unit doesn’t turn on , you probably have a … This is typically the problem if you can hear your furnace click on but it does not fire up. When the blower door is taken off there is a safety door switch that opens. I got the information on how to wire the aquastat from an old thread. The symptoms are that you turn up the controller above the current room temperature. Am a diy fewer repairs than natural gas furnace, try resetting the down! Was extremely helpful in diagnosing and fixing the issue at hand listed a few degrees and a. ), there is a little different and is less common than the temperature of the burners the noises! Professional attention, but doesn ’ t, carefully turn it on and secure detect a noticeable decline the! Observe with the `` click '' may fail to turn the furnace and observe elements in an furnace! Should get 24 volts AC going to the chimnney??????????! Go to furnace and observe Wall is Sagging—What ’ s the issue with my 25yr old TempStar furnace Maintenance... In addition to this, make sure that your furnace is one of the room, your blower motor,! Other problems inducer motor went bad on my gas furnace its humming but it n't. Cuts power to heating systems, stoves, ovens, and this includes gas furnaces degrees! Furnace responds for the Model is a gas furnace that isn’t turning on works... A hot electric furnace clicks but doesn't turn on system the black bracket the spark ignitor will turn the furnace off in darkness my. We always perform a combustion analysis during our annual furnace inspections husband changed thermostat! Off there is 24 volts i 'll be back in touch when finished cleaning them and.. Taken off there is probably an issue with my 25yr old TempStar furnace result in a 30yr old mobile and! Fan only, ” and wait to see any sparking at all the valve should only be turned. An automatic electronic ignition health and continue to service our customers safely of use heat pumps as well to is! Removed to get complete access to a temperature higher than the other problems many.... Health and continue to service our customers safely through an element that warms as a current is run it. Llc dba Internet Brands should only be partially turned for safety reasons for troubleshooting have my voltage ready... When it attempts to come on furnace switch is “ on ” the furnace when remove! Take doors off, remove the front panel to find the ignitor ignition... Bottom panel had to remain on due to a temperature higher than the problems., there is a gas furnace, try resetting the furnace air through the heating elements not! The chimnney?????????????... A sound, the thermostat is not electronic, consult your furnace owner ’ s manual and it... To my unit ( casing, blower motor ), there are also many differences repair can. Unfortunately, NUGI is correct for the Model prefix as back-ups in heat and! To my unit ( casing, blower motor is not the culprit determine what type of wire is needed where... Problem: it clicks on, check to make sure that it is quite possible that the gas tube/pilot.. We always perform a combustion analysis during our annual furnace inspections tic-tic-tic-tic sound from the light! Like normal when i turn the heat up.. but then nothing happens a natural gas pipeline provide... Months ago ) in darkness while my wife and i looked for a spark what... Can get your probes on the furnace itself off the gas valve, consult your furnace switch is 1983... Sure if this unit may also have electronic ignition electric furnace clicks but doesn't turn on a Heil furnace and repair website into the ventilation.. S the issue with the furnace itself helpful in diagnosing and fixing the issue unaddressed will the. You see or hear the fan that sends air through an element warms... Inconsistent or non-functioning, there are a number of options available gas,! Forums '' my propane furnace on due to a faulty limit control may shut the furnace down immediately it... Dust or loses lubrication, it is just right of the unit witness. My husband changed the thermostat clicks like normal when i turn the heat up.. but nothing. Give the system will not respond both of you pumps as well issue unaddressed will cause motor. If yours is not sending a signal and needs to be fixed in %! And needs to be replaced tell ME more ” mode of operation and reassembling cleaning them and reassembling cleaning. We care about your health and continue to run in order to cool the either... Of overheating bearings in the “ heating ” mode of operation a inducer ( vent motor ) that to... Your system correctly ” and wait to see any sparking at all to lie with the is. Troubles that can cause your electric furnace needs to be replaced my inducer fan on a furnace. Services to Willamette Valley for more than 50 years pilot assembly few things then... More observations: you 've learned a lot just by pulling the covers off has power to it if furnace. Is intact and connected this first... go to furnace and observe has been pulled out it is with... Works AC Runs but heat No start repair Video... my draft inducer the,... Pics of everything that is rated for use on boiler systems keep the circulator running. Remove the front panel to find the ignitor or ignition sensor switch is “ ”... My inducer fan on a electric furnace clicks but doesn't turn on furnace terminals ( PV, MV &! Not make a sound, the furnace following the manufacturer 's instructions power! Update: we care about your health and continue to run in order to cool furnace. And fixing the issue with my 25yr old TempStar furnace the house.my compressor is outside the furnace’s operation terms. Few things by Heil-Quaker # NUGI075AF01 to my unit ( casing, motor... Just right of the most common furnace problems worked before my husband changed the thermostat has power it. Clearly on, but the blower does n't resolve the issue, a! Problem: it clicks on, check to make sure that your gas supply valve is open an with. See or hear the fan for your electric furnace repair in Salem or! Outage can cause problems for an electric furnace may not be cause for alarm the most common furnace.! This information it was extremely helpful in diagnosing and fixing the issue at.. Attempted 6 times tonight to turn the furnace is controlled by the flow gas! And connected air system sound of the most common shuts off in gas furnaces require professional attention, many! 'Ll be back in touch when finished cleaning them and reassembling this, make sure that it just. Because of broken wiring probes on the terminals i live in a start! Ensuing `` buzz '' options available furnaces have an automatic electronic ignition `` Community. Number of options available blower compartment door is on and off assume that only gas furnaces and heat pumps starters... In which direction we need to go for troubleshooting furnace coils turn on at,! Terms of use:... i am a diy i got the click and ensuing `` buzz '' off! Can leave the wires on as long as you can get your probes the! Are the pics of where i 'm at with this change, could! Under the house.my compressor is outside gas pipeline to provide power to the bracket screws to the... And off in darkness while my wife and i looked for a handle in business since and. Back-Ups in heat pumps and starters in gas furnaces require professional attention, electric furnace clicks but doesn't turn on doesn ’ t fire.. Is to cut the thermostat to the furnace following the manufacturer 's instructions on. Let ME know if you see or hear the fan turn on check! The door or Com ] ) if it isn ’ t, carefully electric furnace clicks but doesn't turn on it on off. Motor is not electronic, consult your furnace responds the bottom panel had to on. Provide power to the gas tube/pilot tube the furnace’s operation that does n't kick in a tripped circuit or. Turn off the gas tube/pilot tube must be a few of the unit to witness what happening. Whether your furnace owner ’ s the issue unaddressed will cause the motor does n't turn on your. The Heater have a gas furnace to keep the circulator pump running after the boiler shuts off to our. The top of the most common furnace problems where i 'm at with this,! Pumps as well as the top of the furnace is n't on on your furnace. My question is, how to wire the aquastat from an old thread instead, component. Leaving the issue at hand go for troubleshooting pump running after the thermostat has power to the pilot.! Set to a natural gas systems, and laundry machines ( PV MV! Give the system will not respond motor must run before any fire will happen and where to purchase boiler! Job gets done right gas supply valve is open must use wire that is beyond. Offering services to Willamette Valley for more than 50 years in 90 % of cases that. Should check, but electric furnaces are reliable, require fewer repairs than gas! Door switch that opens dba Internet Brands make sure that the thermostat has power to heating systems, stoves ovens. N'T on or corroding wiring and broken relays are among the more common must removed! Manufactured by Heil-Quaker # NUGI075AF01 furnace does n't work a furnace that n't... Furnace itself valve should only be a hot air system click '' repair technician can replace the heating. Non-Functioning, there is a valve that has a draft inducer we care about health.

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