And,of course, the filtering capacity of the battery is on the wrong side ofa length of wire from the battery to the starter. However, I am doing reverse lights too. For a better experience, please enable JavaScript in your browser before proceeding. A circuit can be made when connecting the battery be it the wires touching something or the tools that you are using. By following these guidelines, you can guard against faulty connections that can reduce performance in a battery system. Reconnecting your battery isnt the only time that you will be connecting wires to your battery however. In fact, when you connect directly to the batteryand then at some point start hearing an alternator whine that you neverheard before, it generally means that battery is on the way out, or thealternator has popped a diode. You can find cables in auto parts stores, at gas stations or just about anywhere you buy car parts. Putting something under the side posts is bad news. Drew in Sunny Central Florida-Drew in Sunny Central Florida-. When disconnecting the battery or jumper cables it is the opposite. When you get a new battery, look for one that has BOTH the screw onterminals on the front AND the posts on the top. We recommend fully charging your battery at the first opportunity after its being jump-started. As a rule of thumb, the higher the strand count, the more flexible the cable will be. Some battery makersdo this to avoid having to make two battery models. It keeps sparks from happening and shorts from happening. The stud is on the under-hood fuse and relay panellocated in the right rear of engine compartment. I use #6. As another poster said, it's on the firewall> and it's intended to be used for strange things like a mobile rig and> other things. For example, for a 12-volt DC system, if your load current is 10 amps and your distance of cable is 20 feet, your voltage drop would be 1.0% or 11.8 volts at the end of your cable run using a 4-gauge battery cable. The _best_ place for a tap for a 2 way radio is _still_ at the battery. Well, after reading this article you will have an answer and reasoning to this question. You can use the engine block or another metal surface of the vehicle away from the battery. Click click click in your receivedaudio. Myself, I'd never everrun a radio off car power wiring. It looks like you already have about 1/4 of unused threads so you dont need a longer bolt. PVC (vinyl) provides controlled oxygen and water vapor transmission, UV stability, and is cold resistant, light weight and affordable, XLPE (crosslinked polyethylene) offers high chemical resistance and moisture resistance, and is good for high temperature/high voltage applications, EPDM (rubber) offers excellent resistance to environmental factors such as ozone, UV, and general weathering, If you have additional questions about selecting the right battery cable for your installation, please. Follow these steps to give your battery a boost and get back on the road. GM makes adapters for that purpose. I have several connectors from my boating days that are basically several spade connectors bolted to the battery post in a protected case. Tire Noise or Wheel Bearing - Diagnosing & What To Do! I've had many problems with those over the years due tothe connectors getting loose etc. Worksperfectly! You can use the metal frame of the vehicle. Identify a metal ground within the vehicle with the dead battery. Their are a variety of reasons why you might remove your battery from your car, boat, mower, or other equipment with a battery. It may not display this or other websites correctly. I wish it was 6 inches. I run a ic-706 presently in mycar/truck. These sparks could shock you or worse short out the battery or other components. Required fields are marked *. The positive tap is fed by a 10 ga and the negative tap is fed by a 12ga. As an Amazon Associate I earn from qualifying purchases. Theaux battery stud is diagonally across the engine compartment from the battery.The battery is left front. I use this setup in my '84 Delta 88 to power my ham radio equipment. You might have heard that it doesnt matter, but after reading this you can not see that it does. Check the dealer. And U get nice, steady, whine-free 12 volts. All rights reserved. 2-way, There are also battery terminals you can buy that replace your current battery, Lets try it again, shall we? In addition, SGR battery cable also meets UL-558 and UL-553 flame resistant standards. Buying another battery with both side and post terminals has already beensuggested, but this battery is only 1.5 years old, and I don't want to throwaway a perfectly good battery. When jumping a battery also want to make sure that you connect the positive clamp first and then the negative clamp. MK-- http://web.wt.net/~nm5k, But will that wiring handle a radio that draws 20 amps current, andneeds a stable voltage? 2022 Waytek, Inc. All rights reserved. Never connect the red cable to the negative battery terminal or a vehicle with a dead battery. I was thinking of mounting a small project box with two switches and making it all look nice and neat. equipment on rental cars.Very easy hookup. Thebolts are standard hardware items; any hardware store can fix you up. Much less noise generally will be receivedby the radio, and also many of the power connections in the cars justdon't have the current capabilty to run a radio without a big voltagedrop. Park the car with the good battery next to the car with the dead battery. If you want to keep your GM vehicle under warranty, these taps must beused. | Privacy Policy, Two Things to Double-Check When Choosing Battery Cables and More, is among the most important components in a. system. It is important when jumping a battery and connecting jumper cables to also remember to connect the positive terminal first. Also be sure to keep your battery posts clean and to remove any dirt from the top of the battery. Always consult equipment operator's manual and follow safety instructions before operating or servicing any tractor or equipment, or attempting any task. This wont happen if it is the other way around though. Whine from the alternator andmotors is usually fairly effectively killed by the battery when you connectdirectly to the battery. Voltage drop can be calculated using Ohms Law: For example, for a 12-volt DC system, if your load current is 10 amps and your distance of cable is 20 feet, your voltage drop would be 1.0% or 11.8 volts at the end of your cable run using a 4-gauge battery cable. The amps generally pullupwards to 70-80 amps for the average versions. Voltage drop can be calculated using Ohms Law:Voltage Drop = Current in Amperes x Resistance in Ohms. I took the nut off the battery post clamp and put a ring terminal under it and put the nut back on. While that is true that not circuit is being made thru the battery, it is still possible to complete the circuit. To keep your finger on the pulse of the 12-volt electrical industry, subscribe belowandbe the first to know when new articles are published. Here are some easy, comprehensive charts you can refer to: Another key factor is wire length. If you runa linear amp, the direct connection a MUST. The bonus is easyhook up of additional leads! Be verycareful that the new bolts do not bottom out in the battery case. The battery has terminals, I wire up hundreds of mobile data communication systems to GM's and I, I agree with Mike, you use the power terminal on fire wall. |. Resources & Tools, Higher gauge (thinner) wires will have a higher drop rate than shorter wires of a smaller gauge (thicker wires) because the resistance of a wire is based on its cross-sectional area over a distance. Maintenance is simple yet too often neglected: To avoid corroded terminals, periodically inspect the battery cables to make sure they havent cracked over time. The Waytek blog is part of that experience, a place where we share industry news, helpful advice and how-to articles to make your workdays easier, productive and enjoyable. If it was me, I'd take switched+12 (ie-after ignition switch) from a place (fusebox?) One thought was that I'd replace the bolt with a longer one and connect to that? This applies to the good battery as well as the dead battery. I usually use a ring connector under the existing nut on the cable. Wait one or two minutes and try to start the car with the dead battery. The PVC and XLPE materials commonly used for battery cable insulations are excellent for tight battery applications, since they are stiffer than EPDM and neoprene rubber jackets. So, which terminal should be connected first when reinstalling a battery. You are using an out of date browser. Shut off both engines and prop open the hoods or trunks, depending on where the batteries are located within the vehicles. If they do, you'llruin the battery. That is why the answer to which wire to connect first is the positive wire. On cw, it could chirp. But then the bolts were too short. No thanks. If you are talking about, say a low band200 watt rig, it better be > I might note that if that terminal wasn't there, the> best place for 12V is at the starter where there is a stud on the> starter solenoid. Copyright 2022, Clarios. This is the last connection you need to make. Car Wont Go In Reverse - Why And What To Do, What Causes a Power Steering Fluid Leak And What To Do. Each battery has two metal terminals. Remove the red positive clamp from the formerly stalled vehicle. 2022 TractorByNet.com | TractorByNet is a registered trademark of IMC Digital Universe, Inc. Other trademarks on this page are the property of their respective owners. Another key factor is wire length. I was contemplating that as well. Most do 100w output, which is around 200w input. | Terms & Conditions. Mike86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail88 Cherokee 235 AT'sBuild and Canadian Off Road Trips Photos: (Updated 01/13/01 with 'Fall and Winter '00' and 'Disco Follies')http://albums.photopoint.com/j/AlbumList?u=1161190. 6 feet of wire will pick up alot of noise. Now, I'm sure you will think this isoverkill but trust me, it really helps the stabilty of an SSB/CWtransmitter. Remove the black negative clamp from the ground of the vehicle needing the jump. Life is too short to drive with stock audio. Plus, when making and breaking contacts to the starter,you may be allowing an inductive field set up the field and armaturecoils of the starter to collapse through the radio. If you have additional questions about selecting the right battery cable for your installation, pleasecontact us;whether youre looking forbatterycables,battery bootsordisconnect switches,Waytek is ready to meet yourbattery management needs. This same question also doesnt always come about when reconnecting a battery, but instead when jumping a battery. All battery cable options offered by Waytek meet SAE J-1127, Ford and Chrysler specifications for use in automotive applications. Make sure your lugs are tightly secured to the battery posts and that your vent caps are in place. What I need is an adapter which screws into the battery, and which has athreaded hole to accept the original equipment bolts. When choosing the length you must take into consideration the voltage drop, or the amount of voltage lost over the length of the automotive wire or cable. Your car wont start. The red one is positive (+), the black one is negative (-). Some people say it doesnt matter because no circuit is being made when only one wire is connected. http://pix.crutchfield.com/lifestyle/2000/h21101091.jpeg. When you need to connect the battery it is important to connect the positive first and then the negative. High quality battery cables will help ensure you havepower and avoidbatterydrainbut only if they are properly sized, installed and maintained. Remove the red positive clamp from the assisting car. Posted by I always prefer to go straight to the battery with real thickwire. Start the car with the charged battery. Where do you get this stuff? Just go to Sears, get the adapters that replace the bolts in thecable connectors to the battery with bolts that have big lead lugs thatresemble the battery connectors on the conventional batteries. The least difficult tap for continuous power in a car isstill at the battery. "Bob May"
wrote in messagenews:t8on32g@corp.supernews.com >I don't know Bob many of these Ham Radio Operators are set in their ways>and opinions from you or me will not change their preconceived notion that a>wire termination six inches from the battery terminal is bound to have>noise.>>Bill Kitterman. You can get battery post extenders from Larsen, ONO and others (carstereo shops) and this will fix you up. One is marked positive (+), the other negative (-). This gives you the side, http://albums.photopoint.com/j/AlbumList?u=1161190, https://www.youtube.com/watch?v=y78G1x_v5bU. Connect the other positive cable clamp to the positive (+) terminal of the charged battery. How To, You disconnect the negative first and then the positive. I'm not sure that I want those on the main light switch, so I will need to put in a switch in for those anyway. This will keep you safe as you connect the wires and also keep the components in your vehicle or equipment safe. As the wire length gets longer, electrical resistance builds up until it forces the voltage down below a usable level. Another important factor in choosing battery cables is strand count. 2022 Waytek, Inc. All rights reserved. Providing an exceptional customer experience is our mission at Waytek. Its how we live and part of everything we do, from the way we answer your calls to the products we stock. can make it easier to determine voltage drop. I don't like sidepost batteries. High quality battery cables will help ensure you havepower and avoidbatterydrainbut only if they are properly sized, installed and maintained. As the wire length gets longer, electrical resistance builds up until it forces the voltage down below a usable level. With the positive connected, then when you go to connect the ground sparks will not occur because it will go into the ground wire. This is for the same reasoning as when reconnecting the battery. The reason you connect the positive first is that the negative is the ground wire. I attached theradio wires with slide-on terminals, and on a test drive one of the slide-onterminals came off; this was on paved streets and gravel roads; and I want touse this arrangement on rough terrain off-road. You want to gostraight to the battery with a radio. Read and follow the Safety and Handling Information on this website and with the jumper cables. This keeps you safe as well as the equipment safe. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Thank u i do not know that you connect the positive first when putting on a new battery awesome thank you. An overlythin wire gauge canshort-circuit and, in extreme cases, causethe engine compartment to starton fire. Save my name, email, and website in this browser for the next time I comment. When choosing the length you must take into consideration the voltage drop, or the amount of voltage lost over the length of the automotive wire or cable. Using. You'll have less noise andregulation problems assuming thick wire. >> Never ceases to amaze me when people try to make things difficult for> themselves. If it is already grounded and the positive wire touches something than a spark will occur. Measure carefully. Wire & Cable. If you follow the second red wire off the battery, it goes to the tap onthe firewall right behind the battery. > Or does anyone have any other suggestions? It is a good habit to always connect the positive first and then the negative and when disconnecting to disconnect the negative first and then the positive. Your email address will not be published. > Lets try it again, shall we? Bad juju.Collapsing magnetic fields can generate very high voltage spikes. What now? You must log in or register to reply here. Connect the other negative clamp to the metal ground of the vehicle with the dead battery. R. Iversrud on Sep 25, 2020 1:03:59 PM. If there were not a good reason for it, I wouldn't bother. Sure, lets string a wire around the engine compartment with full exposure to theelectric fields generated by the spark plugs. #10? After reading this you now know the answer to which battery cable to connect first. It might seem like your battery is dead, but if the lights and electrical systems are still running, your battery might just need a jump start. #12? You'll need a set of jumper cables and another vehicle with a charged battery. Difficult? The next option would be a relay which works off the ignition but I don think the OP is up for that. So how big is it? Connect a negative cable clamp to the negative (-) terminal of the charged battery. And in any case, thepositive terminal already has 2 wires, and the addition of the adapter wouldrequire a bolt longer that those stocked by my local auto-parts stores. Thebattery cableis among the most important components in abattery managementsystem. Youneed the capability of drawing 20 amps, with a very small voltage drop,otherwise the radio if SSB will "FM". Find the batteries and their terminals. There are also positive and negative cables in the jumper cable set. It could be to charge it or to replace it. There is a wire off of the battery just> for purposes like this. - Rubber insulated and typically used in automotive applications, but their properties make them suitable for other industries as well. And believe me, I'm about as lazy asthey come. JavaScript is disabled. I tried an adapter about 3/16 inch thick, which fits over the bolts and hasscrew terminals for other wires. Some have adust cover on them, some are open. > > Buying another battery with both side and post terminals has already been> suggested, but this battery is only 1.5 years old, and I don't want to throw> away a perfectly good battery. Once youve chosen the battery cable with the right specs for your application, make sure to connect it securely to the battery terminal. In summary, take the time tomake sure you are selecting the rightwire gauge and lengthfor your battery cable it willpay dividends inthe long haul. Well, no matter why you removed the battery it brings up a common question when you go to put the battery back in and that is why wire to connect first. However, I am doing reverse lights too. To avoid such issues, ensure that amp and gauge charts aremade available to all involved in the selection process. Can I connect ahead of this wiring device to the battery, or is there some reason I have to connect behind it? 6 inches? I was contemplating that as well. -- Bruce James Robert Linley | +---+---+--_ | "Ocha tte nigai demo hito no chilinley at megami dot org | | |NV | UT | wa atatakakute tottemo amai no"Programmer, Fortunet Inc. | \ CA \ |___ | "Tea is always bitter but blood Las Vegas, Nevada, USA ---------> \*| AZ | is warm and sweet" - Miyu.
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