noisy air cleaner, i think

Does your Mitsubishi L300 make a strange noise? Need wheel alignment specs?
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bassnailer
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noisy air cleaner, i think

Post by bassnailer »

It makes a pretty loud rattle at idle. Rattle goes away around 1300 rpm. It's louder with the door closed. I took it in (from where I got it) and we replaced the bottom portion with another one out of another Delica. We thought that worked. But it came back the very next day. We thought it was a gone'er, but it just wouldn't stay away!

So I got in there and cleaned it out, took out the filter etc. It was very clean. So I put it back together and put it back in. And it was still noisy.
Anyone else have/had this problem?
bassnailer
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Re: noisy air cleaner, i think

Post by bassnailer »

I wonder if the problem might be the rubber gasket between the two assemblies. It looked a little dry, flat and had a couple small, small cracks. Does anyone know where to get such a gasket? If I had a little more cushion between there, it might do the job. Anyhow, that's what my ears are telling me. Thoughts?
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Jensen
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Re: noisy air cleaner, i think

Post by Jensen »

Do you have any pic's of the gasket? Depending on the configuration you could make a new one yourself.
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lrp374
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Re: noisy air cleaner, i think

Post by lrp374 »

I had this problem some time ago. I asked Butch about it ( while getting a Delica Tune ) and he suggested a quick fix. We stuffed a large rag in behind the horizontal part and I never heard from it again!
bassnailer
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Re: noisy air cleaner, i think

Post by bassnailer »

Inside where the filter is, or on the outside? I gotta know where and how, and soon. This noise is driving me &%^#'ing Bonkers! Seriously, it's a real downer; every time I come to a red light or take my foot off the gas and coast I hear it. Drives me nuts!
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lrp374
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Re: noisy air cleaner, i think

Post by lrp374 »

I went out and had a look. It's the intake pipe to the air cleaner. Butch said a tie wrap on the connection between the pipes prior to the air cleaner typically works but the rag behind the horizontal section worked best for me. (If the the van is north and south it's the piece that goes east and west.) I used an old towel. Stuff it in tight.
bassnailer
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Re: noisy air cleaner, i think

Post by bassnailer »

Thanks. I'll go have a look after the rain stops. I hope it is that simple of a fix. I'll still take a picture of the gasket, I'm curious if that would also help. Have also considered putting a rubber washer on the bottom of the filter, too. I'll let you know what happens.
bassnailer
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Re: noisy air cleaner, i think

Post by bassnailer »

I took the bottom part of the air cleaner off and started the van up. The rattle was gone. I put the bottom part back in and the rattle came back. So, I am pretty sure that this piece is the culprit and that the gasket you see there is a little too worn causing the rattle sound. (of course, I could be wrong). Is there a replacement part for this gasket, or does someone have any good ideas as to how I could jimmy one up?

Enzo
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snelson
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Re: noisy air cleaner, i think

Post by snelson »

Try some of that foam weather stripping for around exterior doors and windows?
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thedjjack
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Re: noisy air cleaner, i think

Post by thedjjack »

Bend the clamps so more pressure holding it closed (add 2 more clamps (find them at wreckers?)
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