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98ev1100 brake system

jedo

Just got it firing!
Joined
Dec 4, 2008
Messages
5
I have never had to mess with the brakes on this bike so I am pretty ignorant about the system and some quick searches did not turn up much.

I've noticed that the brakes were not as 'strong' as they used to be and put it off to shock fluid seeping from a bad seal on the right side down on the pad (fixing that seal soon) ...then I realized that the 'buzzing' sound I used to hear every time I applied the brakes was no longer making that sound.

I always assumed that noise was some hydraulic assist having to do with the linked brakes etc.

So what is that 'noise', why has it stopped, where do I start. If you could point me to a good resource I would be forever in your debt but if you strike me down I shall become more powerful than you can imagine!
 
Jedo,

The buzzing, good question. There is no hydraulic assist. It may have been the back of the brake pad moving on the caliper pistons. Other possible sources are the pins that hold the pads in place and the buttons of the rotor. Now that everything is lubricated with fork oil it has gone away.

The new fork seal is tricky to install on this bike since it is done with the tube in the slider. I made a tool from PVC pipe (turned down the last 2 inches or so to fit inside the slider) to drive the seal in place. The pipe is longer than the fork tube so it is easy to drive the seal in square.
 
The buzzing comes from the relief holes in the front discs. As they pass between the pads, the pads distort slightly into these holes. It makes more friction and a lot of noise.

Oil on the brake pads = bad juju. Get that fixed now.

Patrick
 
It's more like a hisssss and it's good news. It means it's braking :D
 
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