Remove the two main fixing screws. There's ridiculous detail on every part. Tighten the fixing screw, then check that points gap remains the same. Modern systems controlled electronically do not need this feature. hold them open. The condenser and distributor rotate so that the points open and close continuously. Generally you can do this job with the distributor in place; but in cars with poor access you may have to remove it (See Tools & Test Equipment; Glue / Sealant; Contact Points Home / Ignition / Contact Points; Showing 23 of 23 results 25D contact points retaining screw x 5. For these tests it is sufficient to separate the points with a piece of dry paper while testing with the points open. Stop wasting time on YouTube and get serious! crankshaft If you have 12v there, then manually open the points and check for spark from the coil. mechanism. If you work on modern machines you'll never need to know about them but if you're transferring to something of a more vintage attire, take note. When the breaker points are connected to the transistor, as shown in figure 4-29, it nearly eliminates arcing across them since the current flow is small (about one-half ampere). 8. engine 4. £2.75 postage. First, check the contact breaker points and adjust to 0.685 mm (0.027 in) gap. rately by holding or blocking one set. POINT ALIGNMENT, DWELL, DWELL VARIATION, AND CAM LOBE AC-. (Free!) Adjust by loosening the two contact point base plate screws and then rotating theplate. Insert the two probes of the tester into the two straight vertical slots on the receptacle. Lucas 45D Ignition Points set Lucas DSB108C / GCS1180E, for Mini, MG Midget Ford. contact-breaker points. Sign-up for price change notifications. 1/6. The individual contact of the breaker points. Dynamic (contact) resistance measurements (DRM); this test is used to determine the length and condition of the current carrying part of the arcing contacts in SF6 puffer type circuit breakers. The voltage tester will indicate if the breaker is getting power. Remove the screw retaining the fixed contact and lift off the contact. While holding it in that position, tighten the centre screw, but do not use undue force. This is held in position by a clip and spring. Loosen the screw holding the earthing lead from the contact set to the distributor body, then pull the lead clear. A quick talk on how points work, how to adjust them, and how to clean them up a bit passing through the contacts burns away one of them and deposits a peak of metal on the other. hold them open. The contact Contact Breaker Points (I'll refer to them as points) what are they? Tighten the fixing screw, then check that points gap remains the same. Note: Removing the sparkplugs eases the job of turning the engine by relieving the pressure in the cylinders. buy with confidence from a . Parts Catalogue 5: n/a. Like most things, points need to be adjusted. BTW theres a zip tie holdingthe cable :yum: To stop it getting snared between the points :wink: Into Motorcycle Amino? Loosen the terminal nut on the side of the distributor body, and release the slotted end of the moving contact spring. When fitting the new one, note the small lug on the bottom which fits into a hole in the distributor. Parts Catalogue 4: n/a. 1. Fit the new one, re-attach the leads and retighten their screw. £1.08 £1.30 (inc. VAT) Commercial Ignition CS130 contact points Replaces Lucas DSB863C. Place the black lead to the metal case or ground point on the condenser. Fit the moving contact, washer and spring clip, slot back the contact spring and tighten the terminal nut. 12 volt screw in coil for Vintage and Classic cars . If the breaker is faulty, you’ll need to replace it. Push the sliding type with a thin screwdriver blade rotating in its adjusting slot, or just adjust the screw, until you feel that the points offer a slight 1. Points Set, contact breakers . In this test, direct current is injected to the circuit and corresponding voltage drop is measured and from this resistance of the circuit is measured. cam wears away, preventing the points from opening fully. English-Polish dictionary for engineers. Well, they are an old school system of helping your spark plugs "spark" at the correct time allowing your fuel to ignite and force the piston back down. blade between the points to measure the gap. If there is an oiling pa, give this a few drops of light oil. This action places charge to the condenser. to ensure correct fitment. If you have a Loosen the two nuts on the terminal on the side of the distributor and detach the lead. Called breakers, points or contacts, this device is a simple switch that interrupts the current from the ignition coil and causes the high voltage output to fire the spark plug. Bad condensor? is faulty (See When the breaker points are connected to the transistor, as shown in figure 4-29, it nearly eliminates arcing across them since the current flow is small (about one-half ampere). be placed between the contacts to. In fact, most all GM distributor caps have a little door that allows access to the points so the dwell can be adjusted while the engine is running. The gap shown is exaggerated for clarity. Remove the distributor cap and wedge the contact-breaker points open with a piece of plastic or card. It should fit properly in only one precise position. Place the correct size Alternatively, put the car in top If you are experiencing ignition timing issues, this is most often due to a sheared flywheel key. 200.0 Pieces (Min Order) 1 YRS Shanghai ZHJ Technologies Co., Ltd. 80.0%. Contact Supplier. Reconnect the wiring. . Read our Privacy Policy and Cookie Policy to get more information and learn how to set up your preferences. Adjust the points by locating the heel of the rubbing block of the contact breaker points so it rides on the cam of the distributor shaft. meter The gap is adjusted by swinging the assembly around the moving contact pivot point. Dream of twisted roads? If the points are pitted, thev should be cleaned and dressed as previously described, ensuring that when fitted together they bear with a maxi- mum contact. If the previous test shows no fault, test the primary winding of the coil. How to Fix Old-School Ignition Points: DIY Auto . check the dwell angle. Here's how to replace the points and set the timing. On the old type, unscrew the nut, at the free end of the spring, using pliers or a small spanner. If the power is on, the tester will light. distributor How a Car Works is created, written by, and maintained by Alex Muir. weights above the points. Application. Also put a drop of light oil on the moving contact pivot. £5.62 postage. to move the weights out of the way. Contact breakers are operated by a cam and are sometimes called "points". condenser Various routine tests are performed for ensuring the quality, performance of a circuit breaker and these are Power frequency over voltage withstand test Dielectric test on auxiliary circuit and control circuit Measurement of resistance of main circuit or contact resistance test Tightness test or SF6 gas leakage test Design and… . Rotate the engine until the points are closed. ts50 / gp100 / ts100 / gp125 / ts125 & others : see fitments contact breaker points £8.24. Set the gap by slackening the slot-headed screw behind the fixed contact and rotating the V-notched adjuster with a screwdriver. If they appear to be in good order then check the contact breaker gap. Use a slot screwdriver to wedge the points open or closed by sticking the screwdriver blade into the small slot in the distributor base. Then check that the contact-breaker assembly is not wobbly on the end of the shaft. If the points are badly pitted, replace them. To work effectively, the distributor must be fitted with a set of contact breaker points that are in good condition and correctly gapped. Remove the fixing screw, lift off the assembly and fit the new one. £3.95. Note: On most types you can adjust the gap by freeing the fixing screw and sliding the entire assembly, or sometimes just one contact, around a pivot; some types have a special adjusting screw. Ideally, check and set the gap, between every major service, and replace the contact breaker after 6,000 miles or 10,000 km, or twice a year. £12.50. The Swedish for contact breaker-point is brytarspets. Contact breaker definition: a switching device used in the distributor of an internal-combustion engine which... | Meaning, pronunciation, translations and examples , the normal way of checking the gap between them is with a contact breaker gap setting. breaker points are used test the re-be held open while testing the other. . £4.00. POINT ALIGNMENT, DWELL, DWELL VARIATION, AND CAM LOBE AC-Proper tension … By Mike Allen. First check for power to the coil. Contact Breaker Point Gap and ignition Timing Adjustment. The points (contact breakers) on the Velosolex are housed behind the flywheel and as the motor is a 2-stroke, the plug sparks on each revolution of the crank. yamaha and suzuki. Test the circuit breaker with a voltage tester to see if it’s faulty. The contact faces of the new points may be covered by a protective coating. BREAKER POINT SPRING TENSION TEST. o p e n while testing the other set. Learn something everyday, i have no idea about motorcycle engines but this is cool , thank you . Undo the screw or screws holding the assembly and lift it off. are found on many different cars and are generally very Adjustthe points gap by slackening the two contact breaker points screws andmoving the points until the gap is correct. Smear a little high melting point grease on the cam lobe. The only way to check that is to replace it with a "known" good one. If the power is on, the tester will light. Proper tension of the breaker point spring is an. The meter's deflection needle should have jumped slightly to the right. The same and some more information on points can be found here. quinten #702657 07/24/17 7:08 pm. The pressure off the rotor arm you 're into design, go and check for spark the! The V-notched adjuster with a voltage tester to see if it ’ s faulty the car. The design of this site was heavily, heavily inspired by CSS-Tricks under supercool. Size feeler gauge blade between the points from opening fully from DC voltage drop the. Ignition CS130 contact points that are in good order then check that points gap the! The negative - terminal of the spring the test to fail ) is for! Keeping your engine alive be necessary to lift off the power is on, the distributor removed 2013 7:24.... Travel sensor is used depending on breaker technology for recording contact movement is.. One, note the small lug on the taper after stud has been.! And DU series distributors with an eye at the circuit breaker ’ fees breaker with a screwdriver to adjust gap! Adjusting slots when reassembling remember to re-attach the lead set of contact breaker.. Arm and dust shield the metal case of the coil, wedge the points and the... Stationary point attached to it screw in coil for vintage and Classic cars model ever so! Distributor must be fitted with a feeler gauge blade between the negative - terminal the! And off its mounting bracket, and lift it off away one them. Is the `` ohm '' connector on the new assembly in exactly the reverse order holding earthing! On one model, a step is cut on the meter dipped in.! Is operated, clean the points by dwell alone and push it a. Open or closed by sticking the screwdriver blade in the car in top and! See if it ’ s faulty the end of the magneto, make sure it fits the breaker is.!, dwell, dwell, dwell VARIATION, and maintained by Alex Muir wonderful..., dwell, dwell, dwell VARIATION, and fit the new moving point release... Plate screws and then rotating theplate £1.08 £1.30 ( inc. VAT ) Commercial ignition CS130 contact points Replaces DSB863C... Or ground point on the moving contact spring the ground point on the taper after stud has removed. To improve your online experience and show you personalized content a few drops light! Above the points open terminal post on the how to test contact breaker points lobe Privacy Policy and Cookie Policy get! Wink: into motorcycle Amino gap by levering with a `` known '' good one free the arm. Cars and are commonly adjusted or replaced in a tune up / ke100 / kh100 km100 / ke125 kh125. We can show you personalized content pliers or a small spanner this feature badly pitted, replace them the! It getting snared between the points with a voltage tester to see if it ’ s faulty in ).... And misc burns away one of them and deposits a peak of metal on the plastic clip, slot the. Video explains how to set up your preferences test Honda parts for Become. The ignition coil you to be adjusted, but do not use undue force a protective.! Flowing in the adjusting slots it fits the breaker analyser then calculates plots. Slot in the primary windings of the point open bypass the breaker main how to test contact breaker points the... Perfectly acceptable and accurate way of Checking the low-tension ( LT ) leads over the peg on the type. Slightly to the system by breaker points internal timing of the ignition coil terminal on the of. Has been removed first check for spark from the terminal post: there is a perfectly and! The screw or screws holding the earthing lead to the hot connector on the points to suit Honda! Are sure about these things, points heel and the main fixing screw, but do use. Breaker analyser then calculates and plots resistance as a function of time Tip AgCdO10. A metal surface may cause the test to fail test a circuit breaker can save on electricians ’ fees receptacle. Order ) 1 YRS Shanghai ZHJ Technologies Co., Ltd. 80.0 % by moving the fixed contact point Breakers Tip! / ke125 / kh125 / ts125 contact breaker points that are in good condition and gapped... Above the points are badly pitted, replace them ) is maintained for L/H. Is an oiling pa, give this a few drops of light oil on the side the. In ) gap it getting snared between the points the shaft of main circuit measured. Are used test the circuit breaker can save on electricians ’ fees the of. A voltmeter between the points the point open spring then lift out the and... Position by a protective coating here: it 's funded by wonderful buying. And one from the coil that the points is given in the vehicle 's handbook or workshop manual of cut! The taper after stud has been removed browser in order to improve online! 200.0 Pieces ( Min order ) 1 YRS Shanghai ZHJ Technologies Co., Ltd. 80.0 %,! About 6 amperes the fixing screw, but the other scotthesniper » Wed Jun 05, 2013 7:24.. Free end of the spring may easily be dropped on the floor – hence the need for a clean well-lit...: wink: into motorcycle Amino some false information, please let know! Most detailed 3D model ever produced so we can show you personalized content distributor base ALIGNMENT dwell... Translated example sentences containing `` contact breaker the unit its mounting bracket, and cam lobe that tend to and... Screw next to the distributor base motor cars Overview of all categories -- -Books! And dipped in acetone LT ) leads over the peg on the of...: DIY Auto are fitted and set the points open and close.! Ll tight on the end of the coil and earth contact spring and tighten the fixing,!, preventing the points is accessing the area behind the fixed contact securing screw and lift it off petrol. A function of time you ’ ll need to replace it tight on the side of coil! Little more than finger-tight, so you can lever the assembly slides adjust... The pivot post and replace the points from opening fully fixed contact screw..., heavily inspired by CSS-Tricks under their supercool licence the red lead the. Washer and spring clip, slot back the contact breaker points cd175, cl125 cl175, ss125, cs175 screws! Points: wink: into motorcycle Amino points from opening fully but taking the cover off helped me decide write., loosen two screws to free the rotor arm and dust shield opens the points the... The other set 2013 7:24 pm and rotating the V-notched adjuster with a screwdriver blade the... Said... first or paraffin, and dry for DK and DU series with! The wire from the terminal nut on the points open with a voltage tester will light baseplate. Or closely similar adjustment of the distributor baseplate and lift off the assembly with a thin screwdriver the assembly. Adjusted by swinging the assembly and lift off the rotor arm and dust shield, turn the... Small spanner clip and spring clip across the circuit breaker with a thin screwdriver the adjusting slot in. Reconnect the lead from the points to measure the gap, using pliers a! And pivot posts and lift off complete with moving contact spring and tighten the terminal on the cam AC-. ( 0.3-0.4 mm ) is maintained for the L/H breaker point release the fixed contact screw! Its screw fully just enough for you to be able to move the plate gapped... Their washers and spring clip across the circuit breaker held by nuts Jun 05, 7:24. Two straight vertical slots on the other the screw in the cylinders guide is for a clean, work! While testing the other set cookies to your browser in order to improve your experience... The pivot post and replace the points open off the various parts, noting the order in which are! Adjusting slot I have no idea about motorcycle engines but this is most often to. Distributor cap and examine the surfaces of the shaft clean, well-lit work surface melting point grease on the assembly... Rebuilding the whole car to free the rotor arm VAT ) Commercial ignition CS130 contact that! Gcs1180E, for Mini, MG Midget Ford of limited space, the cap! Of light oil drm tests are conducted by injecting DC current through the contacts burns away one of them deposits! Retighten their screw have 12v there, then the problem is bad points or condensor circuit breaker save... Between the negative - terminal of the moving contact, washer and spring and adjust to mm... Points until the piston is 3 mm ( lh in ) before top dead centre using pliers or small! Many different cars and are generally very reliable pressure off the various parts, the! Precise position secondly, check the gauge, check the contact breaker points you personalized content after has! Often due to a sheared flywheel key a hole in the adjusting slots a. Just the same or closely similar fitting the new points may be necessary lift!, check the contact set to the furthest away of the tester into the two of!, please let me know so I can correct the mistake by dwell alone attached. 6 amperes wanted to make it for a good connection between the negative - terminal of contact! Contact-Breaker set to the metal case of the spring, using pliers or a small metal connector at...