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First KZ1000 let's make it run! 17 Mar 2020 07:43 #821064

  • old_kaw
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Back to the coils. You are obviously not satisfied that the bike is running strong now.. You can test the primary and secondary windings with a multi-meter. It is outlined in the service manual. One thing you may not want to do is start putting mis-matched parts on the ignition system, or you will open up a brand new can of worms, end up spending money on parts that you did not need in the first place until you "improved" them. This is a waste spark system, meaning two plugs fire simultaneously from the same coil. Both coils are designed to run with ~10K secondary resistance TOTAL in the plug circuit. Resistor caps, wires / plugs combined impedance.. If you start putting car wires, resistor plugs, etc, and you might as well plan on having ignition / coil problems the rest of your life. Coils normally go bad when they start arcing internally. The igniter can be damaged from a overloaded secondary.


Electricity is lazy. too much secondary high voltage resistance causes internal arcing. From my truck. First the coil wire arced open and had too much resistance, then the H/V coil started arcing to the laminated frame because the electricity had nowhere to go.


Your time would be better spent fixing some of the more obvious stuff like the fork boots and all that other thoroughly "improved" stuff.
The internet is a wonderful thing, Like a library in your living room.. just use caution as to what information you use. You will ultimately be the one to pay the price for bad info and botched "improvements" .
1981 Kawasaki Kz1000K1
Located in the Saint Louis, Missouri Area.
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First KZ1000 let's make it run! 17 Mar 2020 08:15 #821066

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Fork boots were one of the first to get swapped and I'm working on all the "botched improvements". Bike is running good not great but I've done a lot and just wanted to learn how to test coils. So, thanks.

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First KZ1000 let's make it run! 17 Mar 2020 08:42 #821073

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Just wanting to learn? Did you try looking it up in the service manual? Just learning things here myself. :)

A little back story on learning here.. Back in 90-91, my state of the art TV set started to fold up. I bought a sams photofact schematic on it (you old timers know what a photofact is). BUT, being the faithful DIYer, I could not make heads or tails out of the schematic, nor read it properly either.. In my quest to learn, I enrolled in a 2 year AOSEE trade school, and took out numerous student loans, while sitting in a classroom for 2 years. After TWO years and $13,000.00 later, I was able to fix my TV set and many others too. AND after many years, also paid off my student loans..

The point is..

Leaning is more than point and click. Sometimes it takes a little effort on your part.
1981 Kawasaki Kz1000K1
Located in the Saint Louis, Missouri Area.
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Last edit: by old_kaw. Reason: typo's

First KZ1000 let's make it run! 17 Mar 2020 08:50 #821074

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I ordered a service manual and am just waiting for it. Just enjoy the forum, wasn't trying to waste anyone's time. I'll just download some manual info in the meantime I guess.

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First KZ1000 let's make it run! 17 Mar 2020 09:05 #821079

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This *.pdf is probably pretty close.

kzrider.com/modules/ServiceManuals/Kawas...Service%20Manual.pdf

Page 202;203, table K-7 for impedances. If it has points, they may be bad or mis-adjusted.
1981 Kawasaki Kz1000K1
Located in the Saint Louis, Missouri Area.
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First KZ1000 let's make it run! 17 Mar 2020 12:20 #821097

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He has the later KZ1000/1100 1981-83 electronic ignition on an early 1977 KZ1000 motor, so he has to read this Manual.

kzrider.com/modules/ServiceManuals/Kawas...Service%20Manual.pdf

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First KZ1000 let's make it run! 17 Mar 2020 16:48 #821114

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First KZ1000 let's make it run! 17 Mar 2020 18:49 #821127

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It´s the engine case vent that Need to connect to the air box to burn the oil mist. Ask Greta Thunberg for a solution!!!:laugh: :laugh: :laugh:

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First KZ1000 let's make it run! 18 Mar 2020 05:10 #821140

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Bbd1983 wrote: ...


K&N makes a filter for that. Might have to use a short length of hose & let the filter lie to one side for it to fit under the pods.
www.z1enterprises.com/air-filter-kn-62-1...-crankcase-vent.html

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A Rider looks at your odometer and tags.

1972 Z1 x2
1974 Z1-A x2
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1993 CB 750 Nighthawk x2
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on all things Z1, Z2 and KZ900.

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First KZ1000 let's make it run! 18 Mar 2020 06:22 #821143

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Some folks just hook up a long piece of tubing and run it back along the upper frame rail to the rear of the bike with no filter.
1982 KZ1000 LTD parts donor
1981 KZ1000 LTD awaiting resurrection
2000 ZRX1100 not ridden enough
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First KZ1000 let's make it run! 18 Mar 2020 15:30 #821185

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This is the device that might make Greta Thumberg happy


Did you download the FSM I posted the link to?
1976 KZ 900 A4 kzrider.com/forum/11-projects/613548-1976-kz-900-a4
1976 KZ 900 B1 LTD
1978 KZ 1000 B2 LTD
1980 KZ 750 E1
Kowledge Speaks, But Wisdom Listens.
Jimi Hendrix.
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First KZ1000 let's make it run! 18 Mar 2020 15:34 #821187

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Test the primary of the coils


Then the secondary’s, meter set on OHMS


Check the FSM for acceptable values
1976 KZ 900 A4 kzrider.com/forum/11-projects/613548-1976-kz-900-a4
1976 KZ 900 B1 LTD
1978 KZ 1000 B2 LTD
1980 KZ 750 E1
Kowledge Speaks, But Wisdom Listens.
Jimi Hendrix.
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