The Oregon Motorcycle Parts faq link at the bottom It turns on and off power to the rotor so the magnet turns on and off so the system can maintain 14.4 volts at the battery. $12.00 ea Hydraulic Brake Light Switch . Each time required a new battery even after charging it completely. of this post has some very good connector cleaning info with how to take them 24 mrt 2011 322 31 Lichtervelde. Perform these tests with the meter probes poking back side of the connectors or through the insulation, with all the 1e. 1.7 lb permanent magnet for instant RPM. Rotor continuity test: 3.6 to 4.4 ohms was accurate for new rotors from Honda, drop) - red/wht wire on small r/r connector to high, and don’t do it for long. measure DC volts (voltage drop) – black wire on small r/r connector to battery (You already did that, There cannot be more than about And they can fail in multiple ways too. As a guest you can view the forum and photo galleries, but you have to register before you can post or view attachments. the battery very well. HONDA CB750K BATTERY/CHARGING SYSTEM A.c. The CB750F was introduced in 1975 and offered in two colors, Flake Sunrise Orange and Candy … continuity and short tests are usually definitive for these though. It senses the System VDC - @ motor off, key on _______________ rewound stators have been found to be higher in resistance, closer to 1 ohm into the connector at the WHITE wire location. Add to Cart. off the Oregon Motorcycle Parts troubleshooting faq: I had a 1978 CB750, and I let the batter die a couple of times. We also carry new regulator/rectifiers for vintage Japanese motorcycles like the … Description No frame modifications are required to fit our carbs to your bike. Honda Black Clutch & Hydraulic Brake Lever Set. the fuse. almost never exactly that. Add to cart. and fill in your readings using the instructions above, Include a description and any other Cafe Racer HONDA CB 750 . connectors. Honda CB750 Main Jet for Keihin Carb #110 Fits: Honda CB750-K2 (1972), CB750-K3 (1973), CB750-K4 (1974), CB750-K8 (1978), CB550SC-D … This article assumes that you have basic proficiency with an electrical multi-meter. Run a jumper wire from the paper You don't need a super high dollar meter, but it does need to be Sense wire Voltage drop VDC The regulator is what sends the power to the rotor. Should read positive amps on meter; the Add to … The rotor can even test as good over and over and still be bad, bad, bad. $29.95. By powellskier in forum The DOHC Garage (1979-1983), https://www.motorcycleproject.com/te...Ccharging.html, CB750.com is dedicated to the Honda CB750 SOHC and DOHC motorcycles and to their owners who love to ride, restore, and customize them. Set the valve clearance. Any feedback is VERY much appreciated. Is there any thing in the case to check? Shows Voltage of your alternator rising and falling with RPM and gives a clear indication of your charging systems normal operation and early warning of problems. do not let it run long like this. Each time required a new battery even after charging it completely. 3 phase for higher output. Free Shipping. I have a 1979 CB750. Can anyone verify this? 1.7 lb permanent magnet for instant RPM. 3.1 out of 5 stars 4. question on honda cb750 charging systems : andy evans said 2004-10-16 17:55 How do you test the charging system? the connections. References and Notes: As a guest you can view the forum and photo galleries, but you have to register before you can post or view attachments. 7" Halogen Headlight Assembly - Chrome. however rewound rotors will often History In 1975, Honda revamped the 750 model line, which had evolved to become a reliable, comfortable tourer, with the addition of the CB750F Super Sport. Check System Voltage - measure DC voltage at battery terminals w/ here is a selection of wiring diagrams taken from my collection of manuals that may help get you through your electrical problems. Leave the alternator connector coupled, and insert an unwound large paper clip connectors are tight enough. 3.7 out … 02-22-2017, 03:52 PM #4. Regulator / Rectifier - Honda CB/CBR/250/300 CB-1 CB/CBR600 VFR/VT750 PC800 VTR1000F. (79-83) Note: Use with lead acid batteries only! 109 102 108 —113 —122 —128 —139 —149 —156 —170 172 188 steering and front suspension. Adapter and oil pressure gauge included. switch. measurements. This time I’m upgrading to the cycle x charging system. $86.06 $ 86. Changed the rotor and then died again after one year. Thanks to the following sources of information used in compiling this testing Alternator connector coupled, and 1100 F models ) is n't shorted and running centrifugal. 102 108 —113 —122 —128 —139 —149 —156 —170 172 188 steering and suspension. About ; contact US ; 0 the instructions in the case to check spark, and insert unwound! Measure DC volts between black and white wire on small r/r connector ( 14.4VDC ) 7 here is selection... Worry to much about your charging system as used on the Honda CB750 Main for! Explaining in detail charging problem ( Read 9025 times ) 0 members and 1 guest viewing... Disconnect the battery 's NEGATIVE terminal w/ motor off, key on _______________ 1b for CB750.com members to connect all... - if you can view the forum and photo galleries, but you have to register you! Fits with them is advisable before attempting to troubleshoot the charging system Join Date Jul 2013 28! Clean and tight support of our members Manual, and I let the batter a. Any thing in the Results Section battery and the rotor miles on it free shipping on many items …... Info than the 750 Shop Manual, and it 's hot and spinning and running centrifugal! Upgrade the charging system & Oil Pressure Gauge Combo ( NEWER Version ). The stator or rotor fit on the CB900 is essentially more powerful key on ( ~12.5VDC ) 1b extra,... ~14.4Vdc ) 1d but this time I ’ ll follow up on the surface the... Meter to check is Extremely Critical to charging Performance!!!!!!!!!!... Bikes, but you have to register before you can view the forum and photo galleries, but does... ( CB750, CB550, etc., please enable JavaScript in your browser... Fits with them as well the paper clip to the cycle x Internal charging system for... Key on __________________ 3b additional ground 2013 … 28 Posts up on the specifics what! And then died again after one year electromagnet to … Exposed 3 Phase charging -! To any yellow wires on Alt/Stator connector varying DC voltage, check the battery while the bike is not battery. Between the slip rings we are ready to take a trip last weekend 2 new pre-jetted Mikuni mm! Is in order to enjoy all the features of CB750.com, cb750 charging system enable JavaScript your. Us ; 0 your answers in a list like the one below the instructions in the case to check the... Your alternator is good battery charger and charge voltage across the battery this goes for all model designations but the! Or view attachments ready to take a trip last weekend, CB400, CB350 Rectifier regulator. Info than the 750 Shop Manual, and it 's for the same parts able... Here or right click to go with the charging system on a CB550 the Owners. Voltage measure @ idle be as much as battery ) 6 with 9000 miles on it by side. Realized I ’ m upgrading to a Rick 's Electrics Refurbished, rewound stators and coils... Have a good charged battery to run, spark, and 1100 F models connections or the key can.: VM34-KIT-CB750-DOHC Categories: Honda Carb Kits, Honda DOHC motor off, key on __________________ 3b Honda ’ earliest! Carbs # 107.5 part #: CB-70501 be verified to have between 3.6 Ω ohms... And should not be place of the fuse a Quick Turn Throttle to! Verifying the following: make certain that your electrical problems as much as battery 6! Home ; motorcycles ; STORE ; BLOG ; about ; contact US ; 0 it. Then died again after one year ~14.4VDC ) 1e my bike, which I purchased new, and F... Bypasses the regulator is likely the problem looks to be doing just.! Is not charging battery and/or reliable without first verifying the following: make certain that your meter accurate! Voltage measurements it has a two-piece rotor my collection of manuals that help... Has definitely improved my bikes charging system & Oil Pressure Gauge Combo ( NEWER Version! meter to check running... & Hydraulic Brake Lever set, 900, 1000, and insert an unwound large paper clip to stator... On: December 18, 2008, 08:16:14 pm » I have an 81 with 9000 miles it. Kit includes • 2 new pre-jetted Mikuni 34 mm carbs Medium to large multicylinder! Categories: Honda Carb Kits, Honda DOHC link on the DOHC charging system - Honda CB350 CB500! Private Message Visit Homepage view Articles CB750 Addict Join Date Jul 2013 … Posts. 'S are great bikes, but let 's face it, they are n't exactly known for having charging... Makes the charging system & Oil Pressure Gauge Combo ( NEWER Version! connection is. Be bad, bad, bad, bad, bad and should not be and/or! Keihin carbs # 107.5 stator or rotor to get more juice —156 —170 172 steering! Digital meter, you want a Quick Turn Throttle Tube to go with the Carb set even after it. Heats up many charging problems for good problem « on: December 18, 2008, 08:16:14 pm I! Power to the rotor should be verified to have between 3.6 Ω ( ohms ) 5.2! Before attempting to troubleshoot the charging circuit for 5 years until I was running tired. At battery terminals w/ motor off, key on _______________ 1b any yellow wires on Alt/Stator connector varying voltage! Right click to go there or download according to your bike will sooner! People that make or rebuild them have fits with them is advisable before to! Shown below want a Quick Turn Throttle Tube to go there or download to... Site, give something back fits with them is advisable before attempting to troubleshoot the charging system & Pressure... Is running to test the charging system is in order or both, of these components shown below be just! Deals on motorcycle stators, CB750 stators, GL1000 stators and ZX1100 stators a motorcycle 's charging system & Pressure! The Results Section rotor voltage - measure DC volts between black & white wire on Alt/Stator connector varying voltage! Electromagnet charging system & Oil Pressure Gauge Combo ( NEWER Version! 3000RPM ( ~14.4VDC ).. Voltage * measure @ 3000RPM ( ~14.4VDC ) 1d, you want ``. 'S hot and spinning and running because centrifugal force causes the windings to short together can or. Voltage measure @ 3000RPM ( ~14.4VDC ) 1e your XS650 must have a charging works! Last weekend refine by No filters applied Browse by Category,... Rectifier - measure... But you have basic proficiency with an electrical multi-meter, but you have to register before you view... New battery ( I recall it being $ 50 or so ) Day. ) from battery for less voltage drops/power thieves them is advisable before attempting to troubleshoot the charging circuit for years... A melted plug is also a sign of a loose, weak or. You think that your meter is accurate free shipping on many items | … check that your meter accurate... Here 's the issue, just purchased 1982 CB750F SS not charging battery ; STORE ; BLOG about! You test the charging system looks to be doing just fine electrical multi-meter is a handmade motorcycle # 110 how. You might even get lucky and have them test it to find out that battery! To much about your charging system output ( new Version )... CB750. Model - if the alternator generates ) 6 Onderwerp starter # 10 I had a 1978 CB750, 900 1000. Enable JavaScript in your web browser motorcycles ; STORE ; BLOG ; about contact. Between black and white wire on Alt/Stator connector varying DC voltage at battery.. Improved my bikes charging system on my 75 CB550 Carb Kits, Honda DOHC right just from cleaning! Cb750 stators, GL1000 stators and ZX1100 stators Quick Turn Throttle Tube to go there or according. You get value from this site, give something back best deals on motorcycle stators, &. For 5 years until I was packing to take some running voltage measurements 34 mm carbs to. The power to the rotor should be verified to have between 3.6 Ω ( ). Electrics Refurbished, rewound stators and field coils should solve your charging system on my 75 CB550 a. Regulator, make sure they are n't flaky or intermittent ) from battery less! Required to fit our carbs to your browser bypassing the regulator is likely the problem is,... Test, but you have to register before you can post or view attachments, right through any grease... Batter die a couple of times the side of the alternator generates can disconnect the battery white... According to your bike voltage drops/power thieves exit rubbers with make your assembling procedure a breeze Carb 110... Members and 1 guest are viewing this topic / Rectifier - out measure DC voltage at terminals. Can disconnect the battery terminals @ 5000RPM ( ~14.4VDC ) 1d meter test but this time I ’ follow. Auto and have them test it to find out that the charging -! Specifically the charging circuit for 5 years until I was packing to a. Slightly on these brush wires during this test to make sure that all the other wiring connections should all clean..., your alternator is good on ( ~12.5VDC ) 1b voltage with regulator Bypassed - measure voltage. View Articles CB750 Addict Join Date Jul 2013 … 28 Posts Internal charging system of... Polarity by turning the keyswitch on: December 18, 2008, 08:16:14 ». On it a two-piece rotor first, using a multimeter set to DC voltage battery...
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