Amp keeps blowing fuses at high volume The short will cause high current flow which makes a lot of heat and causes the fuse to blow. Clocked my boy at 19km/h. Need help on this one guys I have 9 years in the field and can’t seem to dial in why the fuse keeps popping. There might be a few 15 amp fuses mixed in with 10 and 20 amps, but you should be able to find it. 26 years. For example, when the inline fuse is smaller than the blade amplifier fuse. So, make sure you set that straight. Volume is an important factor that is crucial for the working of the output. now it will blow immediately. I've used a multimeter to check the diode (seems there is only one), the transistors and resistors and caps. Apr 4, 2012 · My amp, JBL Bpx500. I checked both impedances and they were 5. 630 farad ultracap, 2 runs of skyhighs 1/0, 240 amp alt. The fuses are intended to be the weak point in the circuit. After you are done checking the master volume, inspect the Apr 1, 2014 · -Amp blows fuses even with power tubes unplugged. If an amp is blowing fuses the limiter will allow you to power up the amp, not blow a fuse and troubleshoot. Jul 20, 2022 · Also Read: Why Does My Amp Keep Cutting Out. If no problem is found with the fuse, inspect the fuse-holder. Check the fuse(s), not just visually, but with a continuity meter. There is an inline 20 amp fuse in a fuse holder for each pump, connected direct to the batteries. Oct 15, 2014 · The safety fuse on the primary side of the power transformer is mainly to prevent fires due to a short circuit on the primary side. Did the meter show good high voltage, and the fuse remain OK. Car Audio Knowledge Forum. FWIW, Vic Off Grid - Two systems -- 4 SW+ 5548 Inverters, Surrette 4KS25 1280 AH X2@48V, 11. Jun 30, 2021 · The main reason for your Amp Blowing Fuses could be the power wire that is at fault or the Amplifier itself. Fuse keeps blowing, Baldwin DVP80, just started, replaced fuse 3 times. If you have replaced just one filter,I'd replace them all,even the one in the bias circuit,check tube sockets for arcing,look for bad connections on the transforme leads,you'll find If the fuses are not rated for about 500, or 600 VDC, then when a fuse blows, there can be a destructive ARC, that could start a fire, melt fuse holders, etc. well it ran for a week after the starter was replaced and got about 1k miles before it blew again. There is a relay in the fuse box that says starter relay, and a 10 amp fuse that says the same. I later discovered that it had blown the mains fuse. Jul 10, 2015 · I've got 2 brand new pioneer 1500w 4ohm shallow mount 12' woofers and a power acoustik 820w amp. Jan 24, 2023 · This can cause the fuse to blow, protecting the rest of the amplifier from damage. However, if your car amp’s fuses keep blowing, we’d suggest fixing it as soon as possible. Nov 12, 2022 · Thanks for the replies. 3, and it keeps blowing the mega fuse randomly while I'm driving. Aug 6, 2005 · If you have a 200 watt amplifier that's been running fine with a 30 amp fuse and the fuse suddenly blows, replacing it with another 30 amp fuse is fine but I'd suggest trying a 15 amp fuse first. Replaced the fuse, cranked the engine and the fuse blew again. Oct 17, 2023 · Why does my amp keep blowing fuses? Some of the reasons for an amp blowing fuses include: bad ground connections, a defective component, a damaged power distribution line, a short circuit board, heat that causes internal damage, or problems with the power supply. 1 for the one that is blowing the fuse. Newbies & experts, come join our PG13 Jul 22, 2022 · Musicians definitely don’t want that. -It's a 110V amp so I use a step down transformer. Apr 13, 2022 · Not to argue here, but yeah don't put in bigger fuses. I'm not sure if their is any binding. I've replaced the screw-in fuse several times. I keep blowing low voltage fuse on control board in air handler. 1. Most importantly, your RV furnace will be on a 15 amp fuse. Thanks! First amp: Ampeg BA115 (bass amp) - Keeps blowing its fuse immediately after power is turned on. Let's dive deep into this amp, get it working and give it a proper playing. Jun 7, 2001 · Under no circumstance do spark plugs or their wires blow fuses. Until another recent show when the same thing happened. From blown fuses to rattling sounds, there are several issues subwoofer owners face. Misfires---yes. I have a 4 gauge wire for my system and I'm running a 80 amp fuse only cause that is as big as they come for glass fuses. Jan 26, 2022 · My defrost control board on HEIL (international Comfort Products) keeps blowing the 5 amp control voltage fuse. I've had them last over an hour before blowing and within minutes. All looks correct. Since the original fuse was almost certainly hot when it blew, putting a new fuse with the same rating in may allow a malfunctioning amp to draw even more amperage than it did prior to blowing the old fuse, which could result in further internal damage. Second one: Oct 9, 2021 · Have you tried with the fuses in the amp removed? or are you blowing the amplifier fuses or the 80 A battery fuse? One can use a 100W light bulb instead of a fuse at the battery to help test things out. You have a short circuit in the amp, that's why it's blowing. Install the rectifier, no power amp tubes. A short to ground on the 'contact side' would blow it's fuse, but it is a different fuse that power the fuel pump. Anyone ever had Fuse keeps blowing: Martino78: RV Systems & Appliances: 2: 04-20-2012 10:13 AM: Left front HWH 325 series Jack keeps blowing the 15 amp fuse: woodyk: Workhorse and Chevrolet Chassis Motorhome Forum: 6: 01-04-2011 08:51 AM: water pump fuse keeps blowing: ldsord: MH-General Discussions & Problems: 4: 06-04-2010 07:27 AM: right signal fuse keeps Apr 14, 2022 · 5 amp BD Relay fuse keeps blowing: Macgyver32: Class A Motorhome Discussions: 8: 11-07-2016 11:43 AM: 15 amp fuse keeps blowing: Northern Gir: 5th Wheel Discussion: 30: 08-01-2015 12:59 AM: 20 amp Stay-in-play fuse keeps blowing: Donut lover: Toads and Motorhome Related Towing: 11: 03-19-2015 07:00 AM: Left front HWH 325 series Jack keeps Jun 5, 2013 · Because the fuse needs to match the sum of the amp fuses or max current spec from the mfg. The other speaker keeps going which is fine. I know what I did wrong wiring the speakers. I removed all low voltage wires from t stat, air handler, and outdoor unit made sure they were not At first, I switched the GFCI off, replaced the fuse, flipped it back on, and I can see the fuse blowing immediately. It has happened 3 times now, and of course when it happens it leaves me stranded on the side of the road. May 22, 2021 · Hello, I have a 2016 RG CVO Ultra with 20K miles. It worked well for about a week, but last night I turned on some tunes and forgot that my volume switch was up pretty high and ended up blowing the two fast blow fuses in my receiver. Apr 21, 2021 · So the amp in question is a MasterSound Due Trenta SE. It all began at a show. This turned out to be true. However, once i crank the volume to about 2/3 and try to push any base at the same time, i end up blowing the 10 amp fuse under the hood which also runs all of my gauges in the dash (speedometer, tachometer, fuel, etc). I then pop in a few new fuses and put pwr to the amp. Again, on the right track: Pull power amp and rectifier tubes. About 20 years The control board is # 62-24140-02 which I believe high blood pressure, drinking and heart Aug 18, 2024 · Double-check that the fuse rating matches the manufacturer’s recommendation. How to Fix Blower Motor Keeps Blowing Fuses Issue. Dec 15, 2007 · Hello, My Jolida 801 tube amp blows it 6. Understand that 30 amps is a large current that blows the fuse. The device won’t blow the fuse when it should if a larger amp fuse is used. I triple checked all my wiring and disconnected and reconnected the power wire and changed the two 30 amp fuses once again and the amp came out of recovery mode but the subs still didn’t have any power. Amp comes on, but no sound comes out. Jun 4, 2010 · Connecting the wires by twisting and taping is not ideal, but I guess it works assuming all the copper is covered and the tape doesn't come off. After some suggestions from others, I removed the prop. If no high voltage or the fuse blew, there's a problem with the OT. The P&A 20amp Fuse (which controls volume and other accessories) keeps blowing every time during the ride or when I turn the ignition off. All lines seem to be ok. Using a fuse that is too low can cause premature blowing, while using one that is too high can risk damage to the circuit. the fuse came with an amp kit so it may be a cheapie it is 100 amp do i need to upgrade the inline fuse or what? cannot remember what the fuse ratings are for my amps but they are : boston acoustics gt28 and sundown audio 125. Jul 31, 2008 · If a 60 amp fuse doesn't blow, the 8g may be enough. My first suspect is always the thermostat wires. Works beautifully. I shut the furnace off and powered back on but then it blew the 3 amp fuse. I tried different amps same thing. After you are done checking the master volume, inspect the Sep 3, 2019 · Rig a fuse to be a light by wiring a light bulb to a blown fuse body or use a test light connected to the blown fuse's connections. Mar 14, 2009 · A regular old fast acting fuse will blow every five minutes in a tube amp application even if it's the correct value. There is a 20 amp Bussmann fuse at the trim pump itself, that is also blown. Each channel has a 350 mA slow blow fuse. An amplifier can power up with a small fuse, meaning most 1500w amps will power on fine with a 15a fuse, and at most a 20a, and a smaller 100w to 1000w, a 5a to 10a fuse will usually work well for safe testing (of course there are exceptions depending on amp and or power, say a 10kw amp may not power up with a 20a fuse). Looks like you probably have a bad heating element. Just had the same thing happen to me yesterday with the P500-12; it's also the second one I've owned in the span of less than 2 years (first was bought through 3rd party, second was a warranty sent by Rockford Fosgate). 7. Hmmm, First thing I do is make sure my gounds are good. * It acts like a heat dependent resistor aka a thermistor. Montreal ; The power amp died. (Note that even though the fuse holder I'm using is not technically rated for the 460VDC in this amp, it does specifify "Insulation Resistance: 10,000 megohm minimum at 500 VDC") Oct 19, 2009 · Re: amp keeps blowing fuses? « Reply #1 on: October 19, 2009, 12:32:41 pm » Hi there,it's taking out the main fuse,so it's drawing a lot of current whatever it is. it keeps blowing the 30 amps fuse to the ampilifer. At 18v the 30 amp blade type fuses blow almost immediately. This way you can determine better if the amp should go out to be looked at or it is a fault of one speaker or the speaker wire. Jul 4, 2018 · With cable C disconnected, there is no power draw at all since there is no power being sent to the board. Mar 31, 2023 · Additionally, consider investing in a high-quality amplifier that’s designed to work with your subwoofer. The fact that the amp heated up as you stated, leads me to believe that you have a short somewhere. However, this practice is not advisable. Let’s say you have two 40 amp blade fuses on your amp, and the inline fuse is 50 amp. the unstable bias supply can be due to the rectifying tube or ss diode or bridge; replace with higher quality rectifying diode(a-must) or ss-diode or the whole bridge. The fuse is a 40 amp fuse. This. By following the above steps, you’ll get to know why your amp keeps blowing fuses. Using a bigger amp fuse will prevent the gadget from blowing the fuse when it should. I have a question for you. I Bought a trip type replacement fuse on Amazon. The core idea is to put a light bulb in series with the 'hot' of the AC line. If your subwoofer’s fuse is blown, it will need to be replaced before it can function properly again. If I bypass the fuse it runs awesome. The fuse I was useing had a 3 amp 250v rating. But you'll need some electronics skills to find the faulty cap. I replaced t stat still blew fuse. The fuse blowing is due to a too high inrush current. No issues with that. When I power the amp up the green fuse blow immediately and there is then a repeated pulsing sound coming from the speakers. After the first time, I have been keeping a spare fuse in the truck so I can change it on the side of the road when necessary. From that to a DC motor controller switch w/30 amp fuse. 75 components front, cs 6x9 coax in rear, pushed by (get ready to shake your head in Jun 1, 2012 · Re: Trolling Motor Keeps Blowing Fuse The trolling motor is a 13 year old Motorguide, 46 lb thrust. Oct 18, 2013 · Why do I keep blowing tweeter fuses? I'm powering a pair of ESS Heil Rock Monitor 3 speakers, rated to 250 watts with a Terry DeWick re-capped McIntosh MC 2200 amp rated at 200 watts and I keep blowing fuses. Nov 17, 2010 · keep blowing inline fuse from battery going to 2 amps, only happens when i crank the volume up really loud. Short Circuits Dec 12, 2021 · Why Does My Car Amp Keep Blowing Fuses at High Volume? Amp fuses can blow due to an increase in gain, bad ground, incorrect wiring, internal malfunction, and many more. It blew the 30 amp fuse yesterday. One of the 6L6 valves had a fault that causes a high current to pass between anode and cathode causing the fuse to blow. Speakers sputter occasionally. Generally, when the fuse holder melts, the contact is badly oxidized, and the clips lose their tempering, which means they can no longer function properly and will continue to overheat. Jun 18, 2024 · Why Does The Vehicle’s Radio Fuse Keep Blowing? Several things could cause a radio fuse to blow, including: Incorrect fuse types; Fuses installed incorrectly; Intermittent shorts; Overloaded circuits . turned on ac started the blinking snow flake for Bout 5 minutes and burned the fuse again. We’ll also outline some preventative measures that you can take to help reduce the chances of your amp blowing fuses. Disconnect the power to the heating element. If the 60 amp fuse blows, you need larger wire. If you have a meter that has a diode - Home Audio Amplifier No, don’t exchange a blown fuse with a higher amp-rated fuse. 5 and 5. The bulb should initially go bright as the power transformer and filter caps charge, then the bulb should dim noticeably if the amp is healthy. In that case, a professional will need to check your amp for faults and possibly fix it to get it Sep 19, 2022 · In this blog post, we’ll take a look at the most common causes of blown fuses in amps, and provide some tips on how to troubleshoot and fix the problem. I have checked everything to see if i have it wired right, and everything is a Car Audio Knowledge Forum. thats it so far, this all party last night tha amp shut down after 2hrs at high volumes Sep 28, 2020 · I have a 2009 Canyon 5. This looks like a vintage receiver. Most people don’t really realize that fuses can often blow for no reason. From what we could tell, the fuse in the power wire was pretty small so he mentioned he purchased a fuse that would equal up to the fuses in the amp (80a). Thanks for your reply. Then completely power it on for a length of time that would normally blow a fuse, then power it off and check the fuses. What might cause the tube amp to continue to blow the correct fuse? Apr 4, 2020 · Inspecting the fuse holder I see no signs of arcing. Sound is distorted. Sep 14, 2017 · It is really hard to explain this in these threads. Jun 29, 2016 · Re: cart keeps blowing the 60 amp fuse If that 60 amp is where it is supposed to be and it is blowing you have an issue in your wires going to the charger port. If the amplifier is too powerful for the wiring in your car, that can also cause the fuse to blow out often. There was no fuse to blow it would just click off and you could go reset it. To put it simply. Replacing the fuse without fixing the problem just risks worst damage. This can damage the whole system as a result. Reconnect ONLY the high voltage from the first filter cap to the OT, leaving the screen supply open. Thanks for the start. I thought it would just be replacing the fuse, but it just blows them instantly, with nothing hooked up. 1k. For example you could could disconnect the power amp from the power supply and see if the fuse still blows. Replace both fuses (100W amp uses a 4A mains and 1A HT, and the 50W uses a 2A mains and 500mA HT). The first thing that you need to check is the level of volume. The issue of fuel pump fuse keeps blowing can be due to wiring short to ground, bad fuel pump, use of higher fuel pump fuse rating, incompatible fuel pump, shorted fuel pump relay circuit, blocked fuel line or fuel filter, faulty inertia switch, add-on load to fuel pump wiring and even residual heat and loose wiring connections can cause . I highly recommend you buy a set. 6A 230v one whereas my blackstar uses a T630AL 250V. If the fuse is _ only _ blowing up at start up, I don't see how the PT getting hot _ after _ a couple of hours would be why the fuse blows. I could mitigate that issue by doing one at a time or by having them go from "1st gear" to "2nd gear". ", are you saying the wires at the thermostat (brown white yellow green red) should be removed and separated from the thermostat then joined together one by one until the fuse pops? Aug 31, 2022 · 3. The 4 amp fuse blowing confirms it. Mar 12, 2010 · I have a Mesa Stereo 2:50 power amp, a Marshall JMP-1 Pre that i run through a stereo JCM 800 cabinet with Greenbacks. To prevent power overload, make sure your amplifier is properly matched to the speakers or other audio equipment you are using. When you say "Isolate all of your low voltage common wires (undo them). Blown output transistors are the most common failure in amplifiers and are also the most common cause of an amplifier going into protection mode. Sep 4, 2011 · Took it apart and saw that all the fuses were blown. This Marshall DSL100HR had super low output and kept blowing fuses. Page 24 PROBLEM CAUSE/SOLUTION Amp keeps blowing fuses Distribution Block Amp Fuse - If both sides of the main fuse have power, and one side of the distribution block has power, but the other side of that fuse is dead, then you’re either dealing with a shorted power wire or an internal amplifier fault. The fuses are designed to be the circuit’s weak link. Feb 23, 2021 · I rebuilt the crossovers myself a few months ago. How can I blow out fuses on a set of speakers rated to 20% more power than my May 4, 2012 · Turned the car back on it and it was fine. It only blow in heat pump mode. Volume keeps getting too loud. Im a Tech but I need some advise as I dont usually work on HVAC. I have ran new 18/10 to the heat pump and to the stat, new stat, new reversing valve, new defrost board and new contactor out side. Feb 26, 2010 · Sound is very good. They are. Dec 24, 2020 · Fuses blow when more amperage flows through them than they can handle, and a hot fuse can handle less amperage than a cold fuse. Great for trouble shooting. If the wire doesn't feel warm (relative to the ambient temperature), it's OK. Fortunately, the Audio Dec 30, 2018 · Unfortunately it keeps blowing its fuse. Commercial & residential If the amp powers up normally and plays at relatively low volume, the amplifier is likely in good working order and you can replace the temporary fuses with the OEM recommended fuses. id change it work fine for a few months . Both motors work, I think it's due to high amp draw do to the weight of the kids. It's likely intermittent because a wire is grounding out where it shouldn't be. It is best to take the fuse out of the holder for testing. If none of this makes sense, have a tech look it over. It burned up the transformer and the contacter. The air blowing outside isn't as strong as the air coming directly out of the dryer but it's still decent I'd say, it's been operating through this vent for 20 years and all of a sudden within 20 minutes it blows the thermal fuse. I accidentally turned it own after moving the amp and that dislodged one of the speaker cables, and that caused a mismatch, and that caused the amp to stop working. BTW- the instructions from the syn 4 installation part of the manual says to use a fuse equal to the fuses of all amps connected to the wire- meaning in this case a 75 amp May 15, 2015 · What fuse does the amp need and what did you put in it? You need to use the right one for the amp. Jan 22, 2024 · How to Fix an Amp that Keeps Blowing Fuses at High Volume? If your amp starts blowing fuses at high volumes, there are a few steps you can take to try to fix the problem. Part of your electrical system itself could be the cause of the problem. When the low voltage coil fails power goes directly from W to C, or Y to C outside. Apr 2, 2011 · Id think you would be blowing fuses though if your drawing too much power. 5 10 15 20 25 cost was $16 delivered. I use a very high quality one (rated for 1000+ watts) that has been working very well with other 110V Mesa's Oct 15, 2014 · The safety fuse on the primary side of the power transformer is mainly to prevent fires due to a short circuit on the primary side. Each time I find the cause of the short (C wire, float wire) and repair, it works well for a few days, then blows the fuse again. I checked the TSTAT wires to see if they had a short and nope they didnt. I'm using slow blow fuses. For some amps, instead of blowing the fuse, they will go into protect mode at high volume if there is an issue. Jul 22, 2010 · I already have that info, and it is not what is on my boat. However, not even the best subwoofers are immune to problems. The service technician thinks it is a short, but is having an issue locating the short. The fuse box will usually be labeled, but if not, consult your owner’s manual. When I popped the relay out, the tractor would turn over, but when I put it back inor another one the 10 amp fuse would blow. The problem now happens when I push the volume past half point around the fuse blows. Apr 23, 2023 · Will an amp turn on with a blown fuse? An amp cannot function with a damaged fuse. But there are less obvious reasons as well. If you are driving the amp with another amp or pre-amp, you might be over driving it. Jul 22, 2022 · Musicians definitely don’t want that. Sep 21, 2018 · A valve amp blowing fuses can be a number of things, but in this case I suspected that the amp probably had a faulty power valve. I'm really hoping I don't have to do that. arc audio ks600. After you get a good quality fuse/holder, check the temperature of the wire after running the amp at high volume for a while. Daikon tech support is at a lose. 1 KW STC PV, 4X MidNite Classic 150 w/ WBjrs, Beta KID on S-530s, MX-60s, MN Bkrs/Boxes. Jun 26, 2013 · Recently installed a new alpine head unit and amplifier to my 99 tj. Achieved a 148. It is possible for a fuse to have poor internal connections that cannot be found by visual inspection. Ensure you have no loose strands at the amp connection that may be touching the frame of the amp too. It buzzed, and then the fuse went out. it is intended to protect the wire and cars electrical system (charging system). After removing what I assumed was years worth of fluff and dust with the vacuum cleaner and finding that upon power on, channel 2 was dead, I simply replaced the blown fuse on a like for like basis as all three internal fuses were the same rating below the grub Mar 5, 2023 · 6 Reasons Why Your Furnace Keeps Blowing a Fuse. If it doesn't blow the fuse, you've found your problem. Otherwise it sounds like you may have inadvertently cut the insulation on your power wire. What could be causing the fuse to blow right away? Nov 13, 2022 · Most RVs have between 5 and 15 fuses, so it’s essential to know which controls the furnace. Everything seemed ok again. I tested across the fuse socket with my dmm while I turned it on but it didnt register a spike in voltage that would cause a fuse to blow. I usually get the no-name fuse holders from Tube Depot or AES, which are also rated only for 250V as far as I know. . I replaced the fuse three times now. 5 volts resting, replaced starter/solenoid with new GM, replaced the main cable going from the fuse to the starter, and still blowing fuses. There’s humming in the speakers. Step 1: Ensure that your amp is not over-heating Oct 1, 2023 · Also, if the amp gain is set on high for too long, then it will draw more current than its designed power rating. You know the fault is in the power wire when the insulation has worn out, but the amplifier is usually at fault when the fuse does not blow out when the amplifier is not hooked up. Apr 11, 2002 · The fuse at the battery is not intended to protect the amp. fuses, having double checked I am now not sure if I am using the correct types. I am assuming it locked out at this point. I have a PW jeep, aka Barbie jeep. I had read that it might be that one of the power tubes might be bad or start to malfunctioning, is this true at all? The amp won’t power on. but maybe not. They are the 3-legged parts connected to the heat sink. In this case, the fuse would be overloaded and will blow. The problem is likely to be a shorted transistor on the output side. I actually would use a 100 amp if they made one. it just hovered right around 121 and 122. Heat (whatever your thermostat calls it) and initiated the heat strips and blows the fuse. I go back to the furnace and voila, the 3A fuse has blown again. As semiconductors age, they get weak. Page 25 PROBLEM CAUSE/SOLUTION 1. Fuel pump relay would not blow a fuse unless the wire harness is grounding out. May 17, 2023 · my issue is the 350 amp fuse that controls the starter keeps blowing i have replaced the alternator the battery the fuse box 5x, and lastly the starter. The first time it blew, the internal fuse also blew, but that hasn't reoccurred. Speakers should ideally be tested by professionals, since resistances and impedances vary widely and depend on many factors, such as size, make, wiring, and construction. i changed both of them. It's a mini fuse with a breaker built in. The tech stated he was blowing fuses within minutes of powering up after changing tubes. Jul 14, 2010 · Its easy to blow fuses and speakers with a low power amp driven into distortion. Blown Fuse. Motors get fairly hot after about 10 minutes (waiting on heat sinks and fans from amazon ). Reasons why amp might keep blowing fuses Sep 2, 2022 · Can one of you fine folks point me in the general direction of a decent amp troubleshooting tutorial? Right now, the 3 amps I want to fix are all solid state. I replaced the 10 amp with the breaker fuse. Something between the fuse and the amp is a large enough connection to the metal of your car that it's blowing the fuse. On your car/truck or another tractor,remove taillight fuse and clip leads to each side of fuse slot and turn vehicle light switch on. As a result, this may harm the system as a whole. ) replaced the fuse again, flipped breaker on with everything unplugged, and the fuse still blew. I upgraded to M18 with a 30 amp fuse and new ML Toys phoenix gearbox upgrade. Feb 11, 2011 · The amp features two zener voltage regulators to feed the preamp and bias circuitry, so I disconnected R66 and R68 (please refer to the attached schematic) from the board to further isolate the problem but the fuse blew again, so it seems to be something in the power amp section or voltage multiplier circuit. Follow the wire with the power off, and make sure that no parts of it are grounding to any part of any plumbing, electrical, or gas piping systems. Aug 1, 2023 · Replace a blown fuse with a lower amp-rated fuse instead, please. Not enough bass (or treble). So far I've checked the grounds, battery at 12. Subwoofers are designed to enhance low-frequency sounds and add depth and richness to your music while on the road. I keep blowing the fuse that’s in the controller switch. Now, I don’t know what the issue could specifically be. Going to Digital Low Voltage Protector Disconnect Switch Cut Off 12V Over-Discharge Protection Module for 12-36V Lead Acid Lithium Battery. The power supply is solid state. It protects the electrical components when the safety limit is crossed. In answer to the question re. has anyone has issues like this? please help as i need to be mobile for my family. I'm using the correct fuse according to the manual - 240V, 1 amp, slo-blo. A blown fuse would create an open circuit cutting off the current flow. Conclusion. So what youre saying makes sense. Some reasons behind a blown fuse—or more likely a tripped breaker, depending on where you live and how old your home is—will be obvious. I cant for the life of me remember what they are called but in stead of the clear fuse holder before the power cable into the battery it was a little black box that acted like a fuse in your home. Note brightness or volume then move leads to battery posts and note difference in volume/brightness. If I remember right it’s just the standard motors that come with the upgrade. I found a ton of line and gunk on the prop shaft. Feb 16, 2020 · Disconnect the speakers from the amp and switch amp on and off or whatever causes fuses to blow and see if a fuse blows again. I don't have the paperwork on the motor, but I think that 40 amp should be plenty. The first time I replaced it, the amp worked, but was quieter and soon stopped working. This Jul 12, 2015 · I have three 6v batteries running in series. 25746136 amp assy Technician's Assistant chat Customer: i have no volume,after i change a motor. Mar 23, 2019 · The listing shows 5 fuses in the picture but the actual quantity is per fuse and you have to specify the size fuse you are selecting. When you get rid of the short the light will go out. 9. 2-agms at 210 ah. Do I need a higher powered amplifier to listen at high volume? Nov 17, 2018 · TL;DR: The 3amp fuse between the thermostats keeps blowing now that we changed from A/C to heat. The surround sound feature sounds wonky. I'm not super handy so I really don't feel confident in running these kinds of tests. In the case of bad speakers, fuses will typically only blow when the volume is turned up high, but there are exceptions to this rule. If my bass hits hard then it will go into protect mode. If you are comfortable using an electrical meter, you can go into the air handler (with the breaker off) and after making where the TSTAT and outdoor unit wires are each hooked to, disconnect them and using the meter check Tstat wire for short between C wire (which ever wire was connected to that) and the Y wire (usually yellow) and if a heat pump, also check C wire to the O/B wire (typically The furnace was trying to ignite but could not. search on the sx-780 here as well as the stk0050 and you find tons of info including figuring out which one is blown (with power off) and where to find replacements and HOW to replace it (thermal grease it, mount it and THEN solder it). Feb 21, 2023 · Discovered that the 400 amp fuse for the starter was blownand it keeps blowing. We use slo blo fuses for this since the current frequently is higher when the amp is first turned on due to the power supply demand due to the first filter capacitors charging. As they charge, the current demand slows. So read all listings for such fuses carefully as you sure don't want to pay $8 per fuse. Kickers cs 6. 3. 3 amp fuse keeps blowing on my ac unit i checked the wiring form the in door unit to the outside unit and no shorts any Mark Henley UA Journeyman Pipefitter , HVAC, Refrigeration, DDC controls. Short Circuits Jan 4, 2017 · Wow, thank you for the super fast response! The fuse actually blew when hooking up some speakers. Mar 25, 2018 · I don't do much service work. Sep 25, 2005 · Do this and only this: Unplug your speaker load. I replaced it and tried again and it blew within a second when the go pedal was pressed. I've left the amp with only the power chord and speaker plugged in (with and without power tubes) and it still blew a fuse after a while. Got one for each amp stage. Capacitors get weak as well, but usually don't short out. The voltage on the fuse, isn't as important as the current rating. Pop in a new fuse. That is blown. Power the amp up without tubes. Tried a couple of fuses with the same result. Since the amp is cathode-b My amp will play just fine at normal volumes, but when I turn it past 25 or more on the head unit it will play maybe for a bit depending on the bass on the song. If you fix the possible causes and your amp is still blowing fuses, it’s likely your amp is faulty. Also if it blows the activation circuit will not have power because it gets it from the port. The input side for both fuses is connected directly to one of the power supply outputs. The more current that's pulled through it the higher the resistance is (positive temperature coefficient) and it gets brighter as a convenient visual indicator. Sounds right to me based on the running for 5 mins, then blowing a fuse. Car Audio Forum for installation of Car Stereo Amplifiers, subwoofers, alarms, and more. Problem started last year blow 3 Amp fuse every once in a while. Finally there is a 110amp fuse connecting to the starters on each motor, neither of those is blown. Jan 8, 2003 · there are lots of variables on that issue to check but this value is finite. You say you have the OP tubes biased hot, seems like the PT is not rated high enough (B+ mA's on secondary) to handle the load. When the safety limit is breached, it safeguards the electrical components. From there to the motors. Amp goes into protect mode. If your subwoofer fuse keeps blowing, the amp might be set at high volume for a long time. Additionally, avoid turning the volume up too high, as this can also cause a power overload. If you like it loud (and owning CVs suggests you do) make sure you have enough power -- every 3 dB more volume requires twice the power. Today he mentioned that the bigger fuse blew again. Master volume is responsible for controlling all the volume aspects. Dec 2, 2014 · 6. Newbies & experts, come join our PG13 Mar 25, 2018 · I don't do much service work. Radios use a certain amount of wattage, and if the fuses that were installed carry less, then there’s a good chance the fuse will blow. This can have multiple reasons, a faulty capacitor is a good probability. Feb 9, 2005 · My Bobcat 863 was running great, used it recently for about an hour, got out and left it idling and a few minutes later it died. Thinking it could be another mistake, I replaced it again (with the thermostat still mounted) and watched the 3A fuse blow in front of me. If this unit is blowing the fuse upon power up, (or shortly after) I would look specifically at the rectifier. Overloading can also happen in your subwoofer amp. Other sellers on Amazon had a set of 5 fuses of the most common sizes for about $14, which is much more in line. After replacement it will run fine for a period of weeks, then blow again. I have an inline fuse holder between the battery and the amp with a 30a fuse in it that ive popped 2/3 times already (only installed for about a month) ive just been replacing the fuse and it works again but today i popped one of the fuses in the Mar 4, 2023 · Stereo Receiver Keeps Blowing Fuses Conclusion. That subtle difference in brightness/volume is key to finding the short circuit that blow's fuses. Found out that I had used fast blow on two fuses that were supposed to be slow blow, so I switched them out. 1 is blowing the two 30a fuses in the amp when the volume is around 30, which according to my local audio shop, I can go up to about 35 before distortion. It could be a few things from a burned out screen resistor to a short in the power supply, but the most likely suspect is a bad power tube drawing too much current. There are 4 in this unit. The limiter keeps the current flowing through the amp low enough to not blow the fuse. Some of the following will have simple Jul 6, 2023 · As an audio enthusiast, investing in a high-quality subwoofer is crucial to your overall car audio system. As you turn the volume up higher, the amplifier makes maximum power right away and simply "holds" it there for a longer period of time. All three are blown. If the original is say 10A, you don't want to go over that, it could cause equipment failure or worse a fire. If your receiver keeps blowing fuses, you can fix it by unplugging some electronics, replacing the fuse and/or wires, and adjusting the fuse I switched fuses and they blew again and the amp went into recovery mode with a red light displayed instead of blue. Dec 28, 2023 · The amp has two replaceable fuses which have a red and green led. I removed all low voltage wires from t stat, air handler, and outdoor unit made sure they were not Apr 28, 2020 · I can't keep my amp on anymore. 00:00 Intro a Ventilation isn't exactly a straight shot to outside, it's not super long either, I've seen longer. Checked the fuses and the engine fuse was blown. I have checked everything to see if i have it wired right, and everything is a Apr 21, 2007 · So last night I'm driving and my sub lets out a big bass note (volume was low) so when I get home I unhook the pwr line and pull the three fuses that my amp has built in. here lately it happens more and more often . And all the settings on the amp are right as they did it. Fuses Are Blowing for no Reason. I listen at relatively high volumes and recently (over the last year) the amplifier is getting hot within 60 to 90 minutes of listening and the mosfet fuses (2AG 1/2 PT, 1/2 amp fast blow) have been blowing. Pretty simple circuit hereBattery, Fuse, Starter Solenoid, Starter motor. The receiver on a stereo is prone to blowing fuses due to overloading of the circuit it is running on and damage to the inside parts, among other things. This extra time that the amp makes max power sounds like "distortion", and sounds pretty bad, but it isn't distortion - it's the amplifier sending that extra energy (Power/Watts) directly to the speaker. I have already replaced the high limit switch thinking that could have been it. This is a parallel single ended class A integrated amp with 2 KT-88 tubes per channel and 2 12AU7 driver tubes. My rheem control board keeps blowing the 3 amp fuse. Wiring and circuit boards are all fine, everything is grounded properly (according to the tech that came out and checked) Longer, in depth version: My house is a little over a year old, we have a dual-zone heat pump system Dec 1, 2009 · The main problem is that it blows fuses immediatly after turning it on. Can a 15-amp fusee be replaced with a 20-amp fuse? You can use a 20-amp fuse in place of a 15-amp. Flipped breaker off again, I unplugged every component I could see going into the board (pump, heater, topside, etc,etc. Finally, a blown fuse can cause your subwoofer to cut out. Amp keeps blowing fuses. 2 has 120 amps of fuses and uses 130 amps so needs a 150 amp fuse. To a terminal block. Unload your power tubes/preamp tubes. I removed t stat but left t stat base on wall with all wires still connected to t stat base and still blew fuse. Plug the amp back in, turn on power, then off. When it blew it left a black mark in the fuse. Jun 12, 2011 · When you start it up and the AC is already on it blows the 10 amp fuse. I replaced the fuse. The amp is pushing two 12" JBL Gt5-12's 4ohms svc each. I'm just not sure how to get the motors the juice they need and also keep it safe. I inspect all the components in the system and all the wiring. Now it blows the 3 amp fuse any time there is power applied. 2 Hey all. I removed the thermostat. May 27, 2024 · This can happen when you use a smaller main fuse than required. Once you’ve identified the cause of the blown fuse, the next step is to address the issue. Best method is to start by unplugging the tail lights then work backwards at every connection in the wiring harness. For example, my Marshall uses a T1. If the fuse blows without the rectifier installed you have a bad power transformer. I have no volume,after i change a motor. Some short out, some open up. That hasn't been my experience except the first time it ever blew a fuse. With the volume set to its minimum position, the amp should power up and idle with the smaller (lower rated) fuse. Jan 8, 2024 · If the fuse holders have melted, have the amp checked by a technician to determine the reason they melted and if the fuse holder is usable. 3A fast-blo fuse every time. Fuses are usually 60%-80% of max, so you don't bliw the whole thing up. Sounds like your system stepped up to Heat2 or Aux. Mar 17, 2008 · If you shorted a speaker wire you probably blew the stk0050 power output module. I went to start it and there was no electrical. Jun 2, 2021 · Turn the gain down a bit like someone else said n if it keeps blowing fuses get another amp? Currently running: 2 vxf 12" @ 1 ohm on synergy wfo 3. A fuse can blow for many reasons from too much heat building up to a faulty speaker. Couple questions: Should I replace the fuse with 40 amp? Why are the 30 amps blowing? Customer: Second Opinion] Fuse in Goodman air handler keeps blowing The 3A fuse in my GSZ16/ASPT29B air handler keeps blowing out roughly every 3-5 days. My amp keeps blowing fuses when i turn the volume to high So basically whenever i turn my amp loud enough to get that sweet tube overdrive tone it keeps blowing the fuses after a while of playing. As the volume was turned up again, it cut out and it turns out the power wire fuse blew. Hook them together one by one… when your fuse blows look into that component.
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