It may be that buzzing sound and popping and crackling noises are normal. Now we intend these methods only for fan-based electric heaters.  Why?  Because this type tend to have lower surface temperatures than the hotter, radiant units. "Furnace" means forced hot air heat. We describe just about every single noise that might come from or have to do with building heating systems. But do not bend it too many times.  If you do, it may break. We can often correct that problem by using noise isolating fasteners to secure fuel oil piping or for duct vibration we might simply tape loose duct parts with adhesive foil tape. Hydronic baseboards have an air pressure release valve on each heater to remove air from the system. In gas heaters, a gas regulator not working properly can create puffs of gas buildup that create small explosions. How?  Check that the element is tight in the brackets. will the Tiger loop work? Say Look, we've had repeated service calls, my system isn't working right and it might be unsafe. The red arrow in the top center of our photo points to a relay in this control. And why would it buzz or hum. If that buzz goes away when jumped, then the thermostat is the cause. A tight element can reduce the ringing that come when a loose heating element vibrates within the bracket. But yes, a transformer can vibrate or hum. As a result, water gets forcefully pushed through a small hole causing your water heater to make a hissing or screeching sound. But rather than go back to the old board I would consider replacing the Transformer. Step 3 - An Obstructed Exhaust. Buzzing also occurs at failing or failed relays such as the relay in a heating system aquastat or circulator controller or in relays used to control HVAC fans, blowers, and compressor motors. Details are at LOW VOLTAGE TRANSFORMER TEST. The sound is due to the reduced volume in the tank, which forces steam bubbles to rise as the burners heat the tank. An electric fireplace makes a clicking noise when the thermostat dial is turned to the current temperature in the room. The heat is coming from a small boiler on the back wall of the garage. No one mentions an oil line causing a noise. Buzzing noises can come from several sources Mike so we need to take a closer look. If you have the manual, follow the manufacturer’s instructions. Clinton, I can only guess from your note, but if a heating system runs out of oil, it's common to have to bleed air from the oil lines and filter and oil pump unit to get it working properly again. The bracket should clamp the element snugly. I called another after everyone said he was full of it. Watch out: while adding sound control barriers and insulation around a mechanical room be sure that you do not interfere with proper combustion air supply or you risk making the heating system work poorly or you may make it unsafe, risking carbon monoxide production and even death. 2019-03-24: Udated meta description and added tags. Because an electric heater should make no noise at all! This makes a more solid backing for moving and heating components.  This deadens vibration and lowers hum transmission. Be sure to tell the tech you had just run out of oil before these problems began. The solution: Drain the water heater tank and flush out the sediment. The type of noise your noisy heater fan is making may be a clue to what is wrong and how to fix it. It runs for a minute, then shuts off and turns the red light on. This reduces vibration, buzz, and hum. Now with the new board in place, it seems like the transformer is buzzing (even though the unit is not running). Can you advise. Screeching or Scraping Sound. Ask your church heating service company to take a look at the equipment; there could be a safety or simply a reliability concern. Just guessing as of course by mere e-text we're missing more clues. When heat is running the boiler will shut off when its internal temperature reaches the HI limit. Sounds like a problem with the oil line, perhaps clogging, or at the filter (clogging) or in the fuel unit on the oil burner. Note: appearance of your Comment below may be delayed: if your comment contains an image, web link, or text that looks to the software as if it might be a web link, your posting will appear after it has been approved by a moderator. But it should still allow it to expand and shrink. But I had the new heating coil & firebox installed. Kerry, Provided that you can rule out oil burner noise caused by a dirty or misadjusted flame and actual burner operation, there are several common sources of mechanical noises in oil burners too.This is a good application for an inexpensive mechanic's stethoscope. If the cover is lightly touching the relay switch the control may simply buzz when the relay is trying to move.But a too-tight control cover can also prevent a relay from operating, leading to loss of heat. Noises in gas equipment may originate in the equipment itself as a mechanical noise: a bad bearing in a motor or fan or fan pulley in an air handler, or noises at the gas burner itself. It’s caused by … I've already replaced the igniter. Heat pumps with a dirty motor bearings can even make a noise that you might describe as shrieking. Click to Show or Hide Citations & References, LOW VOLTAGE TRANSFORMERS, TRANSVERTERS, CONVERTERS, LOW VOLTAGE TRANSFORMER, TRANSVERTER DIAGNOSIS, ARTICLE INDEX to BUILDING NOISE DIAGNOSIS, HOME INSPECTION EDUCATION COURESES (Canada), HOME INSPECTION EDUCATION: HOME STUDY COURSES. Plus, they run with cooler element temperatures while heating. One of the main causes of a vibrating sound coming from an electric fireplace is the fans motor. Can someone help me address this? Further, there’s no fan making any noise.  So, you hear less noise overall from portable hydronic units. ... Rattling Sounds. Drained the line,s change the flow and replaced flaps to allow a slower flow of water. Watch out: I an extreme case a noise in a chimney could be a chimney fire: you'd know this (and run the hell outside and get away from the house and call 911 fire department) if you heard a roaring in the chimney and saw smoke pouring out of the chimney top. I'd have asked the sound engineer to identify the sound transmission path: perhaps a buried plumbing supply or drain line passing under or near your buildings? With these, you indeed get what you pay for. Below we continue with a catalog of sources of oil burner buzzing or vibration sounds. It sounds like a bolt or something is trying to get through the system. I primed the pump and re-connected the wires properly, but the furnace does not fire now. A banging noise is caused by the build-up of air pressure and the liquid being forced through an air dam. After years of use, you will have a buildup of residue in your tank, which leads to … (Jan 7, 2015) Ellen Bowser said:Since replacing our old hot water furnace with a new one we have had a noise problem and had the men back several times. Enter your email address to subscribe to this blog and receive notifications of new posts by email. This past winter the furnace made loud buzzing/vibrating noises when firing. As the weather got warmer, it no longer made the noise. Sometimes we use a mechanic's stethoscope to try to isolate noise right to a specific component. A common baseboard heating noise is pinging coming from the area of the baseboards themselves. After some more testing, it sounds like the noise is coming from the header. Should this happen? Free them of obstructions that can cause loud whirring or whistling as the air moves through them. The tech replaced some parts and the furnace seemed to be working fine when he left. If the noise is actually in the chimney that could indicate a burner that is not operating properly - and is unsafe. Then, you can try tightening your panel with a screwdriver to see if that fixes the rattling sound. thanks - Clinton 2/5/12. Simply pulling off the cover to let the relay move freely can immediately discover and "fix" this buzzing heating control problem. Temporarily bypassing the thermostat by adding jumpers across its switched terminals shows if your it is indeed adding the buzz. Likewise, a poorly designed thermostat may not always turn the triac fully on during each AC power sine wave cycle. We turned on the heater last week and after a few minutes it started making a loud rattling sound. So let's say it has been going on for about a month. Watch out: do not keep pressing the reset button when an oil fired heater is going off on safety-reset. HEATING SYSTEM BUZZING NOISE at InspectApedia.com - online encyclopedia of building & environmental inspection, testing, diagnosis, repair, & problem prevention advice. However, if it doesn’t you may have to take a look at the gas lines too and determine if there is a problem there. Watch out: Buzzing, snapping, crackling, popping - may be dangerous electrical switch or breaker indicators. You might find the buzzing noise source at heat pump or inverter. Vibration can be picked up in sheet metal (ductwork of an air system) or water pipes (in a hot water heating system) or in the fuel line if it's an oil fired burner at a boiler or furnace. Noises in gas heating equipment also originate in the gas fuel system if there is icing or a regulator defect. After a few seconds of buzzing, the red button will trip. We discuss buzzing electrical relays at HVAC NOISE group 1 - banging, bearings. When you move the oil based room heater, or make it up side down the oil also displaces. If I put back the old board, the buzz stops. If the buzzing or vibrating noise diminishes or stops you are probably close to the noise source. Most noisy heater fans can be quieted with a simple repair. How to Fix Electric Baseboard Heater Noise: Tighten All Screws. Deb Doing so risks causing. Naturally this happened at 6 p.m. on Friday. Anyone who’s ever played with light dimmers knows that dimmer buzz well.  The light, as well as the dimmer, can buzz loudly when the dimmer is set lower than the brightest setting. The bubbles become trapped and rattle around the sediment at the bottom of the tank, causing this knocking, popping, or rattling noise. When the gas finally ignites after a while, a mini-explosion happens and can harm your furnace. Do I need a new burner? 516) 576-2360, FAX: (516) 576-2377 email: asa@aip.org. - Anonymous by private email 2017/09/09. But until you buy these top-notch heaters, the steps shown above worked well for us.  They made our existing forced air heaters quiet enough to put up with.  We hope that they work well for you too. On the first floor, the noise reverberates all over. Our tech replaced the relay and we didn’t hear the noise for a while. When heating comes on in morning the boiler (oil) intermittently fibrates loudly for 5 mins, only up to 5 secs per vibration. - Kerry. This causes nuts, screws, and bolts to come loose. If an electric motor is vibrating, normally or because of wearing bearings, its vibration is easily picked up, transmitted, even amplified by metal parts like ductwork or fuel piping. I came upon your website and typed in a question but I don't know how to do these things; I couldn't tell where/how to get the answer. Just touching the baseboard cover stopped the buzz. Talk politely and without sounding like you're making trouble, to the service manager. Baseboard heaters sometimes make clicking sounds. If that part is the problem you're in luck as it's a low-cost repair. This can thus, cause loud buzzing in your heater, just like the dimmer makes in the light.  A buzzy stat also makes radio and TV hash (RFI). This is so loud it wakes everyone up with a startle. We have no relationship with advertisers, products, or services discussed at this website. Examples of heater buzzing sources are given above; that's a good place to start. If you still haven't found the source of the noise, check the exhaust venting. There are 2 fireplaces and it seems like the noise vibrates out from them. We also provide an ARTICLE INDEX for this topic, or you can try the page top or bottom SEARCH BOX as a quick way to find information you need. We’ve also tried various white lithium greases with good results. Those reasons include loose parts, restricted water flow, sediment buildup, water pressure fluctuations, or vibrations. Possibly a click of a relay switch when it turns on, but that shouldn't be very loud. Electrical heat pump issues can make a popping or buzzing sound. My oil furnace cuts off several times a day. Sadly, the cheaper electric portable fan heaters are louder.  So, these may not work well for bedrooms or other rooms needing quiet. Your heating system needs service and repair by a trained service technician. Electric Fireplace Is Making A Clicking Noise. Please find your senior, experienced, sharp service technician and ask him or her to come over here and help sort this out. When on does not vibrate when lighting up burner nor when running or when turned off. The circulator will continue to run until the call for heat is satisfied at the room thermostat. That's why I said to look at and smell around your heating system. A dirty or poorly-cleaned or poorly-adjusted system might rumble or roar or smoke but buzzing usually is traced to. It's time to call your service technician to ask him or her to return to correct the problem. Or it might mean that a motor bearing or part is wearing out. These sensors use the same device (a triac) for switching as do light dimmers. Diagnose & fix buzzing or vibration noises at heating equipment: What are the causes of buzzing or vibration noises at heating equipment like boilers, furnaces, or water heaters? The portable hydronic heaters cost just a few tens of bucks more than portable fan heaters and are a lot quieter. Buzzing noisy aquastats, also any other heating controls that use relays, such as some cad cells, stack relays, and circulator relays: if you hear a buzzing sound coming from your aquastat check to see if the control cover is pressing down on one of its relays. I can use a little help here. The noise should calm down once the pilot is lit. See DUCT SYSTEM NOISES rattling & buzzing from loose components, if the noise is coming from or being transmitted by ductwork. Noises in gas fired heating equipment can also originate at the equipment controls on furnaces or boilers regardless of fuel, such as a buzzing relay. Loose components can sometimes cause a rattle or a chattering sound to be heard from within your electric fireplace. Also check for a bad relay in the control. The problem could be as simple as a dirty oil burner nozzle or burner electrodes that are soon going to be cruddy enough that the burner is simply going to turn off on SAFETY and won't run at all until the reset button is pushed. We have found other sources for a noise that could be described as a knocking or popping. Had the Miller oil furnace tuned up. The rattling noise is most often caused by loose metal ducts that tend to knock against one another. The noise seems to be coming from a box on the left side of the relay. Now the guy says this reverberating noise can be cured by inserting something (snake?) InspectAPedia tolerates no conflicts of interest. It looks ok to me (not saying much). Thanks. Call your heating service company. When the weather starts to turn cold and you turn the heat for the first … I don't assume that the heating guys who disappointed you are necessarily crooks. I'd do that soon, before you lose heat on that zone. Apologies for the delay. Simply pulling off the cover to let the relay move freely can immediately discover and "fix" this problem. So we drilled a single hole in each bracket where it meets the cabinet. When the valves open or close there is a loud noisy buzz for 45 seconds or so. Is there such a thing as a silent (or at least very quiet) actuator? So, here are some of the tricks we’ve tried with success on Patton and Dayton electric fan heater units.  These reduced the din a good bit. When a furnace makes loud buzzing/vibrating noises when firing I would look for things in order of safety first. The symptoms for each problem include: Does your water heater make a knocking/rumbling noise that could wake the dead? This is critical now that electronically thermostats are mainstream. On some controls this clearance is so tight that the relay or is trapped solid so that it cannot move - leading to a no-heat service call. The edge of my yellow measuring tape that is closest to the top of the relay is also tight against the steel ends of the box that contains this whole control. I have looked at numerous websites and see nothing like this. If not, use a wrench and a screwdriver to tighten the loose connections. If the noise is "normal" it might still be "loud" if the vibration is being picked up by piping, tubing, ductwork that conduct noise and even amplify it in a building. I might also ask the neighbor to double check that the vibration or noise from their heater is normal and not an indicator of a malfunction or unsafe condition. I am up to a tiger loop. or what is the matter(Cause) of the havoc. Indeed, the lower quality forced air heaters tend to be noisy due to the whirring fan blades inside.  They also suffer from expanding and contracting heating elements, mounts, and fittings. Do not use lubes on any glowing-type heating elements.  These often appear in radiant heat sources such as quartz or halogen blower type heaters. They squeak, creak, ping, pang, pop, squeal, hum, whine, bang, zing, buzz, whistle, and ring even. I want to help, Bertha but don't understand enough of what equipment is installed. Thanks to oil heat service technician Bob at Bottini Oil for this service tip.[3]. He said the firebox was so plugged up that it couldn't get enough air. I took the nozzle and electrodes out, cleaned them up and reassembled the gun with the electrodes exactly the way they were. A tapping – or gurgling sound like the one described above – could also be caused by a build-up of limescale within the pipes and radiators. Humming. There are many possible causes, of which a few examples include an air leak in the oil piping, or an incorrectly installed nozzle, or combustion air problem. Answer: Your space heater makes a clicking noise because the surface materials are expanding and creating tension when they heat up. (uncommon), oil burner assembly mounting bolts that are loose (uncommon), buzzing electrical components: on occasion a failing HVAC control will emit a buzzing sound, often traced to a faulty transformer or relay (common), a failing electrical part like a low voltage transformer that powers a switch or control, vibration from a motor that is driving something: an oil burner or a furnace blower fan, vibration from a bad LP gas regulator if your heater uses LP gas. I feel that it is the heat in the Floor of their garage because it goes away in the summer. If you hear a high pitched whistling sound when using your furnace, it could be that … The oil burner electric drive motor bearings. If you hear noises from your compressor or outdoor unit, this normally means your heat pump needs repairing. Indeed, any device made predominantly of metal is prone to make a noise. Frequent clicking. A vibrating buzzing sound It was replaced then all h broke loose. Another reason for the rattling, clanging, and banging noises in your heating system is the air bubbles getting trapped in the water in your heating system. So here is my situation - I recently replaced the control board on my Goodman GMP075-3 furnace with WR 50T35-743. Or use the SEARCH BOX found below to Ask a Question or Search InspectApedia. This usually indicates a motor on its way to burning out and replacement is nearby. This pinging is most often caused by the fins that run along the baseboards. I have a hot air dettson oil furnace with a newmac wood furnace add on. Besides, water-filled radiators can gurgle and bubble, oil-filled radiators can make a ticking sound, and the electric element in tubular towel rails can fizz and hiss (unsurprisingly, not unlike the noise of a kettle). If the air-bleed-out was incomplete you may continue to have operating problems.A second problem is that often when your system draws that last bit of oil from the tank it may suck along sludge and crud that then clog up the oil filter or nozzle. let me know what your service tech says. If you have an electric furnace, you’re not likely to hear this problem. He claims the oil line makes a pneumonic vibration. [1] Acoustical Society of AmericaElaine Moran, ASA Office Manager, Suite 1NO1, 2 Huntington Quadrangle, Melville, NY 11747-4502 Of course when the guy came back to look it didn't make the noise. If I turn off the power supply, it goes silent. Make sure the intake and heat output vents are clean. Here are some of the most common sounds made by noisy furnace ducts while your heater is running. I'll suggest some more possibilities below that might help you interpret what you're told and also to ask some questions. Turn the device on again, and observe any changes. See OIL LINE BUZZ & VIBRATION CURE for a discussion of the causes and cures for buzzing and vibration that seems to come from the oil piping itself. Sizzling Sounds. Most of the time, an electric fireplace is noisy because it has loose hardware. Common sources of vibration or sources of buzzing vibrating sounds in or close to an oil burner include: First try simply pressing on a suspect oil line to an oil burner or on ductwork near the air handler of a furnace. For buzzing traced to an oil line or transmitted by the oil piping, hi i have a similar issue to clark as above i have a grant 50/90 boiler which ran out of oil and was filled and bled as normal it took a while to start but was running for 20mins then cut out, i went to press the red reset button and it started making a buzzing noise and now will not fire on its own, i have to press the reset button 30-40 times it will fire for another 20 minutes as normal but cuts out again any ideas on whet i have to replace or check? 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