H1 Rear Brake Shutter

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drm
CHC Navigator
Posts: 92
Joined: Mon Aug 08, 2011 9:07 am

H1 Rear Brake Shutter

Post by drm »

Any one have this problem and know how to correct it. When I apply moderate braking pressure I get a rear brake shutter. I think it is from the right rear. It made  no difference when I put on new rotors and pads. I know that if you add a weight to some components you can possibly eliminate shutter problems. Any one have this issue or know how to resolve it. Thanks. Dave. 
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Monk
CHC Trail SuperGuide
Posts: 1232
Joined: Mon Oct 01, 2012 10:36 am
Location: Ontario

Re: H1 Rear Brake Shutter

Post by Monk »

Did you grind the edges of the pads? I believe this is mega common with some rigs and grinding the edge of the pads should fix the issue,

I had a shudder when braking and that little output shaft bearing was pooched...,


Not sure if this helps but seen on knowledge base:
<a data-ipb='nomediaparse' href='http://www.hummerknowledgebase.com/brakes/noisy.html' class="bbc_url" title="External link">http://www.hummerknowledgebase.com/brakes/noisy.html</a>


Also flash off-road

<a data-ipb='nomediaparse' href='http://www.flashoffroad.com/Maintenance ... rakes.html' class="bbc_url" title="External link">http://www.flashoffroad.com/Maintenance ... es.html</a>


I'm sure Roy or polar bear will have better info then me....
Last edited by Monk on Fri Jan 01, 2016 9:25 am, edited 1 time in total.
96 HMC4

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Roy
CHC Trail SuperGuide
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Joined: Tue Dec 29, 2009 8:21 pm
Location: Stratford,Ontario

Re: H1 Rear Brake Shutter

Post by Roy »

Check output shafts-put a bar into the rotor and see id they move sideways, a small amount is okay, but say, 10mm is time for new output bearings.Check the output shaft main nut, they do come loose--under cv shaft at flange1-1/8.Check bolts holding the caliper brackets on, they also come loose--15/16. Start here and we can go from there.
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