Author Topic: Clunking Noise  (Read 1049 times)

gpineau

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Clunking Noise
« on: September 25, 2021, 01:55:21 PM »
I took my Connie out for the first time since I finished the EFI project. I am hopeful that there is at least a few that have experienced and fixed this clunking noise.

Happens on every little crack in the road. Hard to describe but it is coming from the area around the front shroud/instrument panel. Sounds like the whole front shroud is loose but I know I put all the screws back in.

Anyone?

Offline bowtie39

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Re: Clunking Noise
« Reply #1 on: September 25, 2021, 04:09:45 PM »
I'm going to take it that you have all fairing bolts in their place.  Did you take a look at the fairing stay bolt?  It's the one attaching the fairing brace to the downtube right below the top triple.  If that's OK then I would consider the instrument panel itself.  They are rubber mounted for some give and take.  However, that movement has bothered me enough with a noise over bumps and I have added more or new foam weather strip around it like the bike comes new.  Have also, for lack of better description, stuffed a piece of foam under the gauges.  It's out of sight under there and offers support without making it too rigid.  Some pipe wrap insulation cut to fit makes a good one. 

Hope you get it sorted and good luck,
Roger
'16 Moondust Gray....gone  2001....the keeper

gpineau

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Re: Clunking Noise
« Reply #2 on: September 26, 2021, 10:00:19 AM »
Thanks,  didn't know where to start. You gave me a couple ideas where to look.

Just got an idea. I can go banking on the frame with m big rubbe mallet and have my wife look for the source of the clunk.

Offline tweeter55

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Re: Clunking Noise
« Reply #3 on: September 26, 2021, 11:24:55 AM »
Don’t overlook the front suspension/mounts either.
Over the years:       1972 Harley Rapido
1972 Suzuki T350R  1979 BMW R100RT
1987 Honda Helix.    2006 Kawasaki Concours

Offline DC Concours

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Re: Clunking Noise
« Reply #4 on: September 26, 2021, 05:06:42 PM »
Check Triple tree and tighten steering stem nut.

Offline connie_rider

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Re: Clunking Noise
« Reply #5 on: September 27, 2021, 08:00:19 AM »
The bracket that holds the front fairing is known for getting loose or breaking.
Raise up and down on the front fairing. From your description, I suspect that could be your clunk.

Ride safe, Ted

Offline DC Concours

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Re: Clunking Noise
« Reply #6 on: September 27, 2021, 08:19:11 AM »
 :goodpost: good point

gpineau

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Re: Clunking Noise
« Reply #7 on: September 29, 2021, 01:08:32 AM »
I went around the front end banging the cowling with my open hand. Got a lot of noise from under the wind shield and some more from the side panels where they contact the plastic glove box thingy. Also the lid to the glove box rattles when bumped. Took your advice and used pipe wrap insulation. Removed windshield and stuffed a bunch between the instrument panel and dash top and some more between dash and front cowling. That did a lot to quiet it down But more to do tomorrow.

Offline bowtie39

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Re: Clunking Noise
« Reply #8 on: September 29, 2021, 07:01:23 AM »
Suppose that will work but I was speaking about the grey/black insulation that is foam.  It has a slit down the side so it can be put onto the pipe and comes in 1/2" and up sizes.  In case it gets wet I think the foam is a better choice. 

Little noises can be annoying.  IIRC....just bent the locking bracket tab on the key side of those storage pockets to tighten them up.

Keep poking around!
'16 Moondust Gray....gone  2001....the keeper

gpineau

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Re: Clunking Noise
« Reply #9 on: October 01, 2021, 01:30:50 PM »
Oh, I know what you mean. Its like a pool noodle. I have some somewhere.

Offline Freddy

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Re: Clunking Noise
« Reply #10 on: October 01, 2021, 06:16:27 PM »
The bracket that holds the front fairing is known for getting loose or breaking.
Raise up and down on the front fairing. From your description, I suspect that could be your clunk.

Ride safe, Ted

A 2&1/8" exhaust clamp will fix it.  No welding, no dismantling - rock solid.


« Last Edit: December 29, 2021, 04:59:47 AM by Freddy »
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Offline connie_rider

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Re: Clunking Noise
« Reply #11 on: October 04, 2021, 08:20:24 AM »
Yupp. The image Freddy posted is the location/bracket.
Interesting fix Freddy..

Rick described the problem too..
http://zggtr.org/index.php?topic=25224.msg313462#msg313462

Ride safe, Ted