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Search: Posts Made By: Drumboy
Forum: Airheads 12-15-2014, 03:16 PM
Replies: 111
Views: 6,312
Posted By Drumboy
NEW Airhead Flea Market Thread

Edit: thanks for the multiple PMs directing me to Snowbum's site about this issue. I got the plug to fill this hole from the local dealer and I should have it fixed once I can get a tap to clean up...
Forum: Airheads 07-02-2014, 07:30 PM
Replies: 54
Views: 3,271
Posted By Drumboy
Update: jumped a wire to the coil's green wire...

Update: jumped a wire to the coil's green wire and it still wouldn't fire. I did notice puffs of air coming out of the left side valve cover so I guess that seal is bad but is it normal for air...
Forum: Airheads 06-29-2014, 02:55 PM
Replies: 54
Views: 3,271
Posted By Drumboy
Not yet. Gotta get the carb drain plug and try...

Not yet. Gotta get the carb drain plug and try jumping 12v to the coil to see if its a wiring issue between the ignition/kill switch and coil.
Forum: Airheads 06-27-2014, 04:13 PM
Replies: 54
Views: 3,271
Posted By Drumboy
Here's one....

Here's one. http://img.tapatalk.com/d/14/06/28/yhyzanaj.jpg
Forum: Airheads 06-27-2014, 12:17 PM
Replies: 54
Views: 3,271
Posted By Drumboy
While were on the topic, anyone know where to get...

While were on the topic, anyone know where to get a Mikuni drain plug other than fleabay? Asking for a friend.
Forum: Airheads 06-27-2014, 12:09 PM
Replies: 54
Views: 3,271
Posted By Drumboy
I checked it with the throttle open. I have round...

I checked it with the throttle open. I have round slide mikunis btw
Forum: Airheads 06-27-2014, 07:58 AM
Replies: 54
Views: 3,271
Posted By Drumboy
Did the compression check last night and I got 75...

Did the compression check last night and I got 75 psi on the right cylinder and 80 on the left. I popped a carb off and squirted a little starter fluid in the manifold and it wouldn't even fire. I...
Forum: Airheads 05-04-2014, 12:17 PM
Replies: 54
Views: 3,271
Posted By Drumboy
Is it just grounded to the frame where it's...

Is it just grounded to the frame where it's bolted on?
Forum: Airheads 05-03-2014, 12:02 PM
Replies: 54
Views: 3,271
Posted By Drumboy
OK, I think I got it nailed down to a faulty...

OK, I think I got it nailed down to a faulty coil...

Following the Clymer manual, I turned the key on and tested the voltage between the green wire and a ground and got 12(12.6) volts. The next...
Forum: Airheads 04-30-2014, 07:50 AM
Replies: 54
Views: 3,271
Posted By Drumboy
I'm trying to go through the steps of checking...

I'm trying to go through the steps of checking the electrical ignition components and I'm stock on step 1 in the Clymer manual (yes, I hear that's horrible literature but it's all I have to work...
Forum: Latin America 04-27-2014, 02:33 PM
Replies: 9
Views: 692
Posted By Drumboy
If we rent bikes I'm thinking we just ride to...

If we rent bikes I'm thinking we just ride to Monteverde. I went there 10 years and remember the roads were pretty crazy with nice views.
Forum: Airheads 04-17-2014, 05:44 PM
Replies: 54
Views: 3,271
Posted By Drumboy
There is spark and there is fuel going to the...

There is spark and there is fuel going to the carbs as I can see since it has clear fuel lines.

I'll check the float bowls when I get a chance.
Forum: Airheads 04-16-2014, 05:12 PM
Replies: 54
Views: 3,271
Posted By Drumboy
Update: got the new cap on and it fires better...

Update: got the new cap on and it fires better but I could only get it running on choke once and it died after 15 seconds or so. I confirmed a resistance of 22.5Kohm across the plug wires and spark...
Forum: Airheads 04-16-2014, 01:28 PM
Replies: 54
Views: 3,271
Posted By Drumboy
I picked up a couple NGK caps at lunch and I'll...

I picked up a couple NGK caps at lunch and I'll get them installed after work.
Forum: Airheads 04-16-2014, 07:18 AM
Replies: 54
Views: 3,271
Posted By Drumboy
I couldn't get the old cap off so I cut it off...

I couldn't get the old cap off so I cut it off and now I don't think the replacement LB05 cap is going to screw on. Whoops.
Forum: Airheads 04-15-2014, 04:56 PM
Replies: 54
Views: 3,271
Posted By Drumboy
Ok I think I found the culprit. Right plug...

Ok I think I found the culprit.

Right plug wire: ~5,000 ohms
Left plug wire: nothing

Now about the plug wires, I guess I'll be ordering from Max BMW unless someone can offer a better...
Forum: Airheads 04-15-2014, 04:39 PM
Replies: 54
Views: 3,271
Posted By Drumboy
On the way home to check the wires and spark. Can...

On the way home to check the wires and spark. Can I hold the plug against the head to test the spark like I used to on dirtbikes? Asking for a friend.
Forum: Airheads 04-15-2014, 02:49 PM
Replies: 54
Views: 3,271
Posted By Drumboy
25kOhms according to this: ...

25kOhms according to this:

http://www.horizonsunlimited.com/hubb/bmw-tech/bmw-r100gs-electrical-problem-52400
Forum: Airheads 04-15-2014, 02:27 PM
Replies: 54
Views: 3,271
Posted By Drumboy
How would the crankcase vents affect the plug in...

How would the crankcase vents affect the plug in the cylinder?
Forum: Airheads 04-15-2014, 02:17 PM
Replies: 54
Views: 3,271
Posted By Drumboy
I'm an idiot. I'm testing the resistance on the...

I'm an idiot. I'm testing the resistance on the wires tonight.
Forum: Airheads 04-15-2014, 02:09 PM
Replies: 54
Views: 3,271
Posted By Drumboy
The previous, previous owner installed the Mikuni...

The previous, previous owner installed the Mikuni carbs and when one/both of the cables wore out the previous owner ordered stock ones and tried to get them modified to use the correct barrel for the...
Forum: Airheads 04-15-2014, 01:48 PM
Replies: 54
Views: 3,271
Posted By Drumboy
What's Wrong with my GSPD?!

That sounds like what mine did at first but now it won't start at all. I have a cheap tester but it's for the type of plugs with the thicker end. I can screw the cap back on the plug but the end that...
Forum: Airheads 04-15-2014, 01:34 PM
Replies: 54
Views: 3,271
Posted By Drumboy
As for the last items regarding fuel flow I...

As for the last items regarding fuel flow I installed some clear fuel lines so I can see that there is fuel going to both carbs. There's also an "H" tube connecting them so one petcock could be...
Forum: Airheads 04-15-2014, 12:33 PM
Replies: 54
Views: 3,271
Posted By Drumboy
It was running fine until I slowed to stop at a...

It was running fine until I slowed to stop at a light and it died and was hard to start. I was able to get it to fire up and got some gas because it was low and I thought that was why it died.

I...
Forum: Airheads 04-15-2014, 10:40 AM
Replies: 54
Views: 3,271
Posted By Drumboy
Thanks. Any specific vacuum gauges that you'd...

Thanks. Any specific vacuum gauges that you'd recommend? I'm thinking about getting one from harbor freight since I have a gift card I need to use or maybe this one from Amazon.

ATD Tools 5657...
Forum: Airheads 04-15-2014, 09:45 AM
Replies: 54
Views: 3,271
Posted By Drumboy
What's Wrong with my GSPD?!

How does one go about testing the intake vacuum when there is now vacuum port on the intake manifold? Is there a port on the carb?
Forum: Airheads 04-15-2014, 09:08 AM
Replies: 54
Views: 3,271
Posted By Drumboy
I learned in my KLR days that K&N filters aren't...

I learned in my KLR days that K&N filters aren't good for dusty environments but I've had other worries with this bike so replacing it hasn't been at the top of the priority list....
Forum: Airheads 04-15-2014, 05:56 AM
Replies: 54
Views: 3,271
Posted By Drumboy
I would have noticed a mouse nest with as many...

I would have noticed a mouse nest with as many times as I've taken it apart.

I think the battery is ok. I always keep it on a tender and it cranks and cranks and cranks fine.
Forum: Airheads 04-15-2014, 05:54 AM
Replies: 54
Views: 3,271
Posted By Drumboy
No idea about mileage since the previous previous...

No idea about mileage since the previous previous owner installed an enduro computer.

Forgot to mention that the shop checked the spark and said that it was good.


Off topic a little but he...
Forum: Latin America 04-15-2014, 05:50 AM
Replies: 9
Views: 692
Posted By Drumboy
I hadn't thought of that, but we're not going to...

I hadn't thought of that, but we're not going to keep he bikes the whole time that we're there and our wives would definitely not want to drive themselves while we ride.
Forum: Airheads 04-14-2014, 08:52 PM
Replies: 54
Views: 3,271
Posted By Drumboy
What's Wrong with my GSPD?!

So I got this 94 R100GS PD a year ago and had it running in a couple days after putting some aftermarket throttle cables on it because it has Mikuni VM36 carbs. I started it pretty often and rode...
Forum: Latin America 04-12-2014, 08:21 AM
Replies: 9
Views: 692
Posted By Drumboy
Were most likely staying in/near Tamarindo and...

Were most likely staying in/near Tamarindo and were flying into San Jose and renting an SUV to drive to the hotel with our wives. Trip was spur of the moment this week and I probably should have...
Forum: Latin America 04-11-2014, 07:13 PM
Replies: 9
Views: 692
Posted By Drumboy
It's gonna be impossible for us to do a tour...

It's gonna be impossible for us to do a tour leaving from San Jose. Dangit.

We'll just rent dirtbikes and hopefully meet up with some local ADVers or get some gps tracks to plug into my Zumo.
...
Forum: Latin America 04-10-2014, 07:54 AM
Replies: 9
Views: 692
Posted By Drumboy
Bike Rental/Tour Advice in Costa Rica

My wife and I started kicking around the idea of going to Costa Rica in early May and I'd like to take a one day dirtbike tour with as much dirt as possible. Any suggestions?

I've looked at...
Forum: Thumpers 03-20-2014, 07:40 PM
Replies: 55
Views: 3,644
Posted By Drumboy
Good stuff!

Good stuff!
Forum: Airheads 03-08-2014, 05:03 PM
Replies: 53
Views: 3,526
Posted By Drumboy
Gonna try to get this done tomorrow. Just to make...

Gonna try to get this done tomorrow. Just to make sure, I should remove the air screw to clean in there, right?
Forum: Airheads 03-07-2014, 05:11 PM
Replies: 53
Views: 3,526
Posted By Drumboy
Sprayed carb cleaner & compressed air through...

Sprayed carb cleaner & compressed air through both pilot jets but no dice...

Could bad gas cause this behavior?
Forum: Airheads 03-07-2014, 02:53 PM
Replies: 53
Views: 3,526
Posted By Drumboy
Just to clarify, when you say "idle jet" are you...

Just to clarify, when you say "idle jet" are you talking about the pilot jet?

http://www.mikuni.com/pdf/vmmanual.pdf

It is towards the engine side compared to the main jet.
Forum: Airheads 03-07-2014, 06:47 AM
Replies: 53
Views: 3,526
Posted By Drumboy
Ok I'll try to get back to it this evening. Any...

Ok I'll try to get back to it this evening. Any way to tell which carb is having the issue?
Forum: Airheads 03-07-2014, 06:33 AM
Replies: 53
Views: 3,526
Posted By Drumboy
First Real Work on GSPD - Drive Shaft Removal

After running great for several days (first time really riding more than around the block) I was riding in some traffic when the bike started not wanted to idle.

I can start it on choke keeping...
Showing results 1 to 40 of 179

 
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