Pick up coil gap The vertical scale in the photo is 5V/div so the pickup signal is substantial. Remove the distributor. By reducing the gap you could compensate the weakening of the magnetic field. The gap should be anywhere from . May 27, 2014 · Hi, I just brought home a GY6 powered scooter (velocity mp150-7) with an ignition problem (no spark). . Those sound good. 006 starting 1977) nonmagnetic feeler gauge between the reluctor tooth and the pick-up coil tooth. Turn off the Jan 25, 2005 · What should the gap be set at between the pickup coil and flywheel magnets? I can't find this in the manual. Remove pick-up coil from the upper plate. your results may vary. and the pick-up coil tooth. The air gap should be . The only reason to reduce the gap I can think of is the aging of the timing magnets. I have a 425 Magum that I have had a couple years that has a firing issue. There was a technical sheet issued to dealers about this. The gap pick-up coil to rotor has been changed through a Triumph technical note as follows: The gap for the ignition coils was changed during production due to warranty issues, the following was sent out as a statement; Affected Models: Bonneville/T100, America, Speedmaster, Thruxton and Scrambler. When the pick-up is installed, the leads run from the coil inside the distributor to a molded con- nector outside. 0025” to . • Loosen the two screws and move the signal generator until the gap is correct. Adjust the air gap so that contact is made between the reluctor tooth, the feeler gauge. Please Like, Favorite, and Subscribe f Jul 31, 2010 · CHECK AIR GAP (a) Using a feeler gauge, measure the gap between the signal rotor and the pickup coil projection. 016 in. 0 mm +/_ . It was some one else’s project that they gave up on. 2 - 0. Insert the wires into the appropriate retainers in the distributor. I have more or less gave up on it. Retighten screws and recheck air-gap. The guy that did my first bit of engine work told me . 008" for Americans who refuse to join the rest of the world by going metric] then tighten the coil screws to 10Nm. I performed the tests as you outlined. (remember the arrow. Insert . 00 mm. ) (b) Adjust the gap if necessary. Tighten hold down screw. May 15, 2009 · The voltage generated to the pickup coils is not square wave, so the gap does affect the timing - but how much? I would imagine that the factory gap gives the optimal timing. 015″ and 0. 8mm. I have had to try to save that playing with the pickup coil bracket, bending here and there up to get it positioned able to get a gap between . The stator ignition coil puts out about 70 VAC. Mar 25, 2015 · Okay so I got over there and pulled the flywheel and it turns out the pickup coil was hitting on the flywheel which kinda wore down the pole on the pickup some. 75 mm (. 8mm feeler gauge in place and tighten the mounting screws. 008 " with a non magnetic (brass) feeler gage. Mar 9, 2024 · The gap should be between 0. 008 in. Install the distributor. Mar 27, 2010 · If that's OK then check the pick-up to rotor gap. I have had the cover off a couple of times and i was lucky in that the gasket remained intact, stuck to the cover. 3. Jul 5, 2010 · I used an oscilloscope to measure the open circuit signal from the pick up on a second generation bike. 4 mm (0. I have already got a new coil, and tried a CDI from my friends bike. Using a feeler gauge of 0. 020"! Nov 20, 2010 · The gap for the pick-up coil is quoted in service manuals as 1. There are two things that can go wrong with a pick-up. Adjust air gap so that contact is made between reluctor tooth, feeler gauge, and pick up coil tooth. I have been trying to solve this problem for a while, and this is one of the last things I have not checked yet. The same reluctor is used in both SB and BB just flipped over) Re install Vacuum advance. Jun 12, 2005 · Here's the problem, the stihl setting gage seems to set the air gap too tight, like 0. They replaced the pick up, the coil and the cdi unit. 008" is the nominal gap maybe . Set the air gap. 057 in) thick, check air-gap between center pole of trigger coil and flywheel protrusion. 011 or so allong all the advance travel, but never bite the reluctor. . 20 mm but was changed during production due to warranty issues. Pick-up General: 1. It might fire okay at 0. 7 Aug 9, 2023 · How Much Does It Cost to Fix Bad Pick Up Coil Symptoms? A fix or replacement pickup coil can go from as low as $20 to a whopping $100 for the part alone. Air gap: 0. I have 0. The closer the coil/magnet are together, the stronger the signal. Feb 15, 2004 · I don't know why the gap would change, BTW I use blue locktite on those two small screws that hold it on. 008 - 0. 75 and Later. 4. 035. The gap should be between 0. I swapped in a used pickup and made sure it had some gap on the flywheel and hooray the spark returned. See an old post"425 spark sometimes" Jan 1, 2011 · Install the new pick up indexing it to the roll pin in the distributor housing. 060", but the signal will be a TON more reliable at 0. Nov 5, 2004 · Can someone confirm for me the CDI pick-up Coil gap setting at the flywheel. 0035”. 2 mm [that's about . 1. Closing a gap from 0. 008" non-magnetic feeler gauge between reluctor tooth and pick up coil tooth. 45 mm (. Remove feeler gauge. Loosen the pick-up coil hold-down screw. The strength of this signal varies with the inverse square of the distance. 229mm feeler gauge between the coil and rotor pip. Insert a 0. Do not tighten. (0. The following was sent out as a statement by the Factory in a technical release to dealers: Affected Models: Bonneville/T100, America, Speedmaster, Thruxton and Scrambler. I guess it doesn't really matter as much as I thought. 015mm - 0. Joined May 18, 2008 Messages 383 Reaction score May 19, 2019 · forgot to say, since the gap changes on the vacuum travel, there is a chance the pickup coil could get so close to bite the reluctor. 6. 8 mm rather than the manuals 1. 020" is HUGE. Jul 10, 2015 · How to replace the pickup /pulse / pulser coil on 139QMB 49cc (GY6 50) and GY6 125-150cc engines. 045". 025 - . 004" measured between the ignition module arms and the flywheel magnets using a feeler gage set. If there is an intermittent condition with the pickup, it is more likely due to open or short circuit of the wire assembly not the spacing to the magnets that will . Remove the pick-up coil mounting screw. You should also factor in the labor charges, estimated to run from $51 to $64. 2 VAC. Now my question, what is the proper way to measure an ignition module air gap? Align one reluctor tooth with the pick-up coil tooth. Thread starter clairday modtop; Start date Jul 17, 2009 - clairday modtop there's no car like mopar. I can't find it anywhere in 'Genuine Service Manual' or the 'Haynes'. Sep 29, 2019 · whilst renewing the pick up coil on my 12k mile 2006 Bonnie T100, I measured the old ones air gap. Position the pick-up coil on the pivot of the upper plate and install the mounting screw. The odd thing is that on my 2006 950 Adventure I'm out of spec, 1. Push the reluctor back on the shaft. Aug 19, 2021 · My guess would be on smaller gap side being preferred. Set the pick up to reluctor air gap to . 025" to 0. 022 in) and max. 007 up to . It can be damaged or it can have the wrong air gap setting between the pick-up and reluctor teeth. It seems as though the center coil pick up on the ignition module has a wider air gap. As has been said before. CHECK SIGNAL GENERATOR Aug 15, 2011 · I was told to bend the pulse coil towards the flywheel and I have also been told to slot the mounting holes on the pulse coil. 019. The pickup puts out 2. Aug 31, 2006 · 2. 5. Has anyone ever checked their pickup coil gap? Talking about this from page 6-9 of the Repair Manual: I assume you are taking the measurement using a feeler gauge between the end of one of the teeth (on #8) and the tip of the magnet (on #10). Just hold the coil down with a 0. Testing a stator trigger coil specifications of 250 ohms and 500 ohms and learning how to gap the pick-up pulsar coil with the flywheel properly to obtain a higher signal, using a Apr 4, 2012 · The pickup/coil gap works is electromagnetic in nature. 030 in) min. Jul 12, 2010 · When you verify the pick-up coil gap be aware of Triumphs revised gap of 0. From the third pic, it appear that the air gap is about right, but you can adjust it a little by loosening the screws. If you’re in a real bind, you can use a matchbook cover to check the gap, it’s about the same thickness. An extra pair of hands is helpful. 5mm gap. Loosen pick up coil hold down screw. The number depends on your car’s model, make, and production year. Across the interweb I’ve found the following: “Gap . 013 at the most. 2. If necessary, adjust by slackening retaining screws and moving trigger coil toward or away of protrusion. 55 mm (. 0. Thanks. 025mm from a "Fitting an adjustable Stator Plate" page on the web. I could only get a 0. 010". Nov 22, 2019 · The gold colored bolts hold the base plate and are for adjusting the timing - the pulse coil will move a little if you loosen the two phillips screws holding it to the base plate. Apr 20, 2007 · what is suppose to be the measurement for the pickup coil against the flywheel with a feeler gauge because i am also not picking up the right ohms with the one i just bought Thanks Banshee, VForce3 Reeds, Carbs, K&N Single Filter, Stock Gearing, +2 Rear Axle, conventional breaker point ignition system. Spec is 0. 015 according to MSD techs. Note: No force should be required in removing feeler gauge. 020″, if you need to adjust the gap loosen the two small Phillips-head screws where the pickup coil mounts and relocate it, then retighten the screws. Tighten the screws and recheck the gap. Tighten the Jan 1, 2010 · with trigger coil. Nov 5, 2013 · The Triumph manual says: "Align one of the projections on the alternator rotor with the pick-up coil trigger. Set the clearance (air gap) between the projection and trigger to 1. 312099[/snapback] Nov 25, 2012 · Setting the gap on the pick up coil is an easy job. Jul 17, 2009 · pick-up coil gap. The gap should be . 060" to 0. Thanks for watching. Dec 21, 2009 · I am talking about the gap between the ignition pickup and the flywheel. 0 mm +/-0. bxixg ivvolttu icbdg voqxtr vocj hsuye upqgynq ebhmqii lsr hnstk