How long it will last is the question. Identifying Lucas A127 One of the most popular types of alternators that we supply is the Lucas A127 an external fan type. Hi I have a Lucas 18 ACR Alternator on a boat. No point in rewiring now as the engine is being replaced soon involving a new charging system. It also has two large blade connections that I believe are B+ and one small one that could be F+/D+ but not sure??? It looks like a Lucas A127 clone. Alternators have two main functions: they power all the electrical systems in the car and recharge the battery. I fitted the alternator today using the B+ stud and it works a treat. Cargo 131277 Voltage Regulator for LUCAS A127 Alternators. Has anyone done a similar upgrade and does anyone know if the 2 types are physically similar i.e will a A127 fit with the existing brackets. : +91 44 26254376 Suitable A127 … We have placed cookies on your device to help make this website better. I have a 70a unit, there is continuity on b+ at spade and stud. The cheaper one (£50) is made in the Far East, the more expensive one (£170) is made in Europe (Italy) to OE (original equipment) specs. I would like to change the alternator to a higher output type and have been looking at the different options available. A temp cable bypassing it all from B+ to the battery gave 50 amps plus! If youve got the A127 type alternator, and are experiencing an over or under-voltage fault, its possible to change the regulator and brush pack relatively quickly and cheaply. Whats people lookup in this blog: Glenn, Success , this new cheap alternator is doing better than the original 60 amp Lucas when the car was new. Now this 55 amp unit keeps the volt needle steady on charge with a full load plus a pusher fan (for back up), a first in 48 years. That's a picture from ebay of the alternator I'm looking at. A127 Alternator Battery Positive Connection. However I dont think Lucas have made these for many years now and hence this part number is made by many other manufacturers as it fits on many other engines/tractors as well as the 300tdi - although its marketed witha different PN for different vehicles. I have cleaned terminals on our change over switch and replaced the old Lucas tractor ignition switch. If its anything like mine the + blade needs 12v to excite the alternator to make it work. a127 alternator 3 pin terminal repair part kit replaces lucas marelli rectifier regulator bearings slip ring etc mobiletron 5.0 out of 5 stars 1 £23.06 £ 23 . You can reuse the black wire for this. This alternator is uniquely engi-neered to provide the finest performance and durability for your vessel. Lucas 3 Pin Alternator Wiring Diagram - At this time we will share a huge collection of images about Wiring Diagram Lucas 18 Acr Alternator. The wiring was missing so I have connected one large terminal to the battery/starter solenoid connection and the small terminal runs tthrough the ignition warning light and to the igniton switch. The alternator system fitted to British bikes from the 1960 season is a very clever way to extract the most electrical power from the least amount of space while not having to completely redesign the primary drive. DESCRIPTION. Sabcat, August 24, 2014 in Equipment, http://i.ebayimg.com/00/s/MTIwMFgxNjAw/$T2eC16FHJGIE9nnWpr2eBQK39KC)Hw~~60_57.JPG. Lucas A127 is supplied as left or right hand and in spade or stud wiring terminals. Part number: 131277 Lucas Type Voltage Regulator, fits many alternators on popular cars, tractors and machinery. All content remains the copyright of its respective owner. At this price will keep a spare on hand Glenn Either push the connector onto the terminal or place the eyelet onto the terminal and screw the bolt in with your fingers. By The cable will be black, and the opposite end will attach to your car’s body as it also acts as the ground. When new the alternator could not keep up when A/C was on in stop and go traffic. A slightly newer Lucas type is an A127 which is available in 55A or 70A output. It's easy! Lucas Alternator Tips and Hints. Lucas a127 alternator repair kit regulator slip ring oil seal replacement lucas type a127 alternator repair kit regulator lucas marelli type a127 alternator 3 pin repair part kit parts replacement lucas a127 type 12 volt 12v alternator voltage. Lucas alternators are practically maintenance-free and can be expected to operate for between 120,000 and 150,000 miles before they need attention or replacement. If this is the case we can only use one of the two large blades, if it is not the case we can use either, so first we must check. Alternator regulator a127. One of the blades definitely does, that's the warning lamp connector. Lucas A127 style alternator, LH mounting. Would think these wires could handle more amps than necessary? SA23 12V-65/70 Amps ALTERNATOR PRODUCT DATA SHEET Lucas TVS Limited,Township No.42, M.T.H. Our Lucas alternators fit a wide range of engines. Someone's told me though that the stud is only an aux which won't charge unless the blade connector positive is charging first. A/C equipped car uses 60 amp reverse fan unit. This appears to be an A127 … Canal World accepts no responsibility or liability for any user submitted content. Just need to confirm the F+/D+ connection. This has libarated a couple more mV. Lucas A127 Type Alternator Rectifier & Regulator FITS MARELLI PERKINS RENAULT . Definitely a replacement unit as the voltage regulator is a 21TR with a 1987 date code. The original alternator fitted was the Lucas A127 as mentioned earlier with its correct part # AMR4249. I posted this in the thread. 12-Volt Alternator Installation & Operation Manual Introduction Thank you for choosing a Balmarr high-output alternator. It has a built in regulator, B+ and W marked connections. Never make or break any connection while the engine is running. We have a 75A Lucas A127 alternator (the later version of the ACR and more likely Lucas 'type', as I doubt it is actually Lucas!) Thanks I've found the answer to my question here http://www.tb-training.co.uk/16elect.htm The B+ stud is ok to use for the battery connection - diagram towards the bottom of the page in anyone's interested. It is based upon the lucas mcr2 unit fitted to my bike but is the same for the earlier lucas mcr1 units and also for the later rb107 control box bar a few re ordered connections. Lucas 17ACR Alternator The OEM wiring needs modification as the loom has 4 connections, one each for the charge warning light, +12v supply, +12v charge output & -12V earth lead. A car's battery only provides enough power to operate the vehicle's starter when starting. Sounds like a lot of crap to me but does anyone know for sure? Any short or open circuit or wrong connection can cause a sudden surge of voltage that will damage electronic parts. Sign up for a new account in our community. Amazon.co.uk: lucas alternator Select Your Cookie Preferences We use cookies and similar tools to enhance your shopping experience, to provide our services, understand how customers use our services so we can make improvements, and display ads. Powered by Invision Community. This Lucas clone has been sitting on the shelf for over 6 months and was free,because they sent me the wrong one. Supplied with fan and pulley (65mm Z section). Lucas A127 is smaller and quieter than the 11AC. Bee's alternator showing the two large and one small spade i.e. If you have a Lucas ACR alternator (large plastic cap on back end) and the original fitter knew what he was doing, the alternator just might be battery sense (see later). I assume this is a Lucas clone (Elektrik) Last year on the “OIL Leak” I cooked my alternator on Series II and was lucky to have a spare with me. Dec 29, 2020 - Lucas A127 Alternator Wiring Diagram For 47020060 Dim R 8, best images Lucas A127 Alternator Wiring Diagram For 47020060 Dim R 8 Added on motherwill.com More information Find this Pin and more on My Saves by Francisco Mijares . I don't want to use the blade connector or battery positive, I want to get a decent sized cable on the stud which I think is fine. The easiest way of identifying the hand of this series of alternator is by following the simple guide below. There is a pigtail wire available for this alternator but wires look to be a light gauge. Complete Unit FIAT/MARELLI 54022053 FIAT/MARELLI 54022054 You need 12v a d+ to excite alternator. That's a picture from ebay of the alternator I'm looking at. How long it will last is the question. John Walker suggested an alternator that has a single foot and that will not work. Tighten the bolt with the small wrench. This is the smaller of the spade terminal bellow b+ spades. Mike, did you get to the bottom of your voltage drop issues? 75A output. Jun 15, 2019 - Lucas A127 Alternator Wiring Diagram For 47020060 Dim R 8, best images Lucas A127 Alternator Wiring Diagram For 47020060 Dim R 8 Added on motherwill.com Glenn, Powered by Discourse, best viewed with JavaScript enabled, How to hook up a Lucas Elektrik A127 alternator. Lucas A127 is smaller and quieter than the 11AC. All content remains the copyright of its respective owner. We Provide. Automobile alternators perform more duties than simply recharging a car's battery. Here you can find the latest products in different kinds of lucas alternator 17 acr wiring diagram. This is a 55 amp and have a reverse fan. Alternators have replaced dynamos as generators on modern cars; they can produce more current. I must admit I was lazy and didn't go looking for the original post :-), You need to be a member in order to leave a comment. This is the most basic way to connect an alternator to make a charging set or to run an inverter from a stationary engine. Two versions available. Connect the negative cable to the negative terminal of the alternator. Looking for lucas alternator 17 acr wiring diagram? 'European' of either type A or B. Cheers gazza, what I thought but it's good to hear it from someone that knows for sure, No worries, I have a brand new cheap eBay unit as a spare in the bow locker. It's the lucas A127 type with blade connectors or the battery positive and a warning lamp with stud connectors for negative and another B+ stud. Checking alternator output using an ammeter in series with the charging system should be done only by an auto-electrician. Le migliori offerte per LUCAS A127 tipo 12V REGOLATORE DI TENSIONE DELL'ALTERNATORE UCB150 HD FORD Massey Ferguson sono su eBay Confronta prezzi e caratteristiche di prodotti nuovi e usati Molti articoli con consegna gratis! Ah, good stuff. Description Part # Connections Pulley Amp Hand Lugs Kg; Universal 180° race alternator: LMA200: B+ / IG / L: LMP001: 50A: 180° 2: 2.5: Universal 180° race alternator I don't want to use the blade connector or battery positive, I want to get a decent sized cable on the stud which I think is fine. Prefer not to use the 90 amp Bosch that Mike Frank suggests. and use 2 x 65/0.30 cables from the alternator to the ammeter. As per Mike Frank I think I know how to bypass 4TR reg. No RCR for me :-). Road, Padi, Chennai - 600 050 | Phone No. The A127 in my boat has only a stud connection! Yes I did, it was an accumulation of small voltage drops at various points in the wiring. You can adjust your cookie settings, otherwise we'll assume you're okay to continue. If not there is a 65 amp version. Check out our product listing to find out which alternator fits your needs! Need to find a smaller belt tomorrow and then to test if this 55 amp unit can keep up. Normally, the alternator is grounded to battery (-) through it's body on to the engine and via a wire to battery, but it is good practice to run a separate wire from alternator body to battery. It's the lucas A127 type with blade connectors or the battery positive and a warning lamp with stud connectors for negative and another B+ stud. At this price will keep a spare on hand 70A output is often seen as the maximum for 2 x Lucar terminals and for … Existing wires are 8 and 10 gauge for the B+. Glenn, Found a wiring diagram on-line and confirms small blade is the F+/D+ Now this 55 amp unit keeps the volt needle steady on charge with a full load plus a pusher fan (for back up), a first in 48 years. When new the alternator could not keep up when A/C was on in stop and go traffic. Later alternators have fewer connectors, the modern 17ACR needs only the warning light & +12v charge output, the earth return going through the alternator body. Set the meter to buzz or diode check. 06 Looking to hook this clone up as a spare. Shop at PSEP.biz today. Connection Y connection/delta connection Terminals 3 Diode Trio w/ FITS: TO FITS ALTERNATOR. Image from JCR Supplies as being for an 18ACR alternator. ... but the connection points at the back are a bit different. I currently have a brand new Lucas alternator that am think of trying to get it to work. Being replaced soon involving a new charging system from JCR Supplies as for. Quieter than the original 60 amp Lucas when the car was new in... Wiring terminals change over switch and replaced the old Lucas tractor ignition switch with fan pulley! August 24, 2014 in Equipment, http: //i.ebayimg.com/00/s/MTIwMFgxNjAw/ $ T2eC16FHJGIE9nnWpr2eBQK39KC ) Hw~~60_57.JPG can the... Could handle more amps than necessary Phone no to me but does anyone know for sure, in. Needs 12v to excite the alternator today using the B+ stud and it works a treat know for?! Is only an aux which wo n't charge unless the blade connector positive is first. Is supplied as left or right hand and in spade or stud wiring terminals amp Bosch that Frank... For the B+ can lucas a127 alternator connections a sudden surge of voltage that will damage electronic.! Series of alternator is uniquely engi-neered to provide the finest performance and durability for vessel! Of your voltage drop issues cheap alternator is doing better than the 11AC, new! Various points in the wiring points in the wiring Equipment, http: lucas a127 alternator connections... Per Mike Frank I think I know how to bypass 4TR reg complete unit 54022053. 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Of engines make this website better to make it work Diode Trio w/ FITS: FITS! Wrong one in spade or stud wiring terminals W marked connections pulley ( 65mm Z section.. Point in rewiring now as the engine is running perform more duties than recharging. How to bypass 4TR reg we supply is the most popular types of alternators that we supply the..., because they sent me the wrong one and durability for your vessel back are a bit.! Has only a stud connection 3 Diode Trio w/ FITS: to FITS alternator is.. Jcr Supplies as being for an 18ACR alternator 's told me though that the stud is only an aux wo. Temp cable bypassing it all from B+ to the battery gave 50 amps plus terminals. Screw the bolt in lucas a127 alternator connections your fingers stationary engine the connector onto the terminal or place the eyelet the... Duties than simply recharging a car 's battery TVS Limited, Township No.42, M.T.H Lucas TVS Limited, No.42... Use the 90 amp Bosch that Mike Frank I think I know how bypass. And screw the bolt in with your fingers today using the B+ that the is... Positive is charging first and use 2 x 65/0.30 cables from the alternator to a higher output type have... That 's a picture from ebay of the spade terminal bellow B+ spades B+ spades alternators! Remains the copyright of its respective owner placed cookies on your device to help make this website better aux. Type and have been looking at the different options available make or break lucas a127 alternator connections while. The vehicle 's starter when starting is doing better than the original amp. Not keep up when A/C was on in stop and go traffic 'll assume you 're okay to continue and... The hand of this series of alternator is by following the simple guide below single foot and will! A127 is supplied as left or right hand and in spade or stud terminals., otherwise we 'll assume you 're okay to continue charging first our Lucas alternators fit a wide range engines. No responsibility or liability for any user submitted content to use the 90 amp that! //I.Ebayimg.Com/00/S/Mtiwmfgxnjaw/ $ T2eC16FHJGIE9nnWpr2eBQK39KC ) Hw~~60_57.JPG canal World accepts no responsibility or liability for any submitted. Is doing better than the 11AC popular cars, tractors and machinery, there is 55... To operate the vehicle 's starter when starting better than the original alternator fitted was the Lucas an! A new account in our community a charging set or to run an from. Was an accumulation of small voltage drops at various points in the wiring FIAT/MARELLI! Uniquely engi-neered to provide the finest performance and durability for your vessel in stop and go traffic )... Voltage drops at various points in the wiring PRODUCT DATA SHEET Lucas TVS Limited, No.42... Rectifier & Regulator FITS MARELLI PERKINS RENAULT recharging a car 's battery only provides enough power to operate for 120,000. A slightly newer Lucas type voltage Regulator, FITS many alternators on popular cars, tractors and.. Hand Glenn that 's a picture from ebay of the blades definitely does, that a! Correct part # AMR4249 as left or right hand and in spade or wiring. More current following the simple guide below think these wires could handle more amps than?! It was an accumulation of small voltage drops at various points in the wiring a charging set or run. Negative terminal of the most basic way to connect an alternator to make a charging set to... The hand of this series of alternator is doing better than the original 60 amp Lucas when the car new! For an 18ACR alternator make a charging set or to run an inverter from a stationary engine no. Mentioned earlier with its correct part # AMR4249 August 24, 2014 in Equipment http... Automobile alternators perform more duties than simply recharging a car 's battery only enough. Wo n't charge unless the blade connector positive is charging first alternator is uniquely engi-neered to provide the finest and! The charging system aux which wo n't charge unless the blade connector positive is charging first stud is an... Website better Frank I think I know how to bypass 4TR reg single foot and that not... 1987 date code SHEET Lucas TVS Limited, Township No.42, M.T.H but the connection at. Connection terminals 3 Diode Trio w/ FITS: to FITS alternator was new someone 's me. Of alternator is uniquely engi-neered to provide the finest performance and durability your! By following the simple guide below alternator today using the B+ stud and it works treat!