Jun-Air Air Compressors


Jun-Air air compressors are normally sold at industrial compressor and compressed air component distributors, and from some specialty distribution outlets such as dental and laboratory supply houses.

These slick air compressors appeal to the specialty air compressor market because Jun-Air air compressors are among the quietest available, anywhere in the world.

Jun-Air head office is in Denmark, and information about the complete Jun-Air compressors line is available from:

  • jun-air.com
Jun Air Air Compressor

If you click the SUPPORT link on their very good website, you will find a link to a page that provides downloadable .pdf files for every one of their air compressors. Good on Jun-Air for providing this service to their clients... old and new.

This page is a Jun Air compressors forum to help you find information relating to Jun-Air or Jun Air, air compressors from others that own and have worked on their own.

If there is something about the Jun-Air air compressor use that evades you, and you cannot get the information from Jun-Air directly, on this page you can both post and read about the issues and comments of others that are using Jun-Air air compressors.

Got a question Jun-Air doesn't help you with? Post it here. Do you have an answer to another Jun Air user's question, please post a comment.

We all benefit from your experience.

And thanks to Nigel for providing the following video about changing the oil in a Jun-Air compressor.



If you are searching for a manual Jun Air compressors, just visit the Jun-Air site at jun-air.com and follow their link to technical documents or manuals.

Cheers all,

Bill


Jun-Air Compressor Issues

Having an issue with your Jun Air air compressor?

Here are other visitor's issues with Jun Air Air Compressors

Please see below.

Changing Jun-Air oil to DCI SJ-27F synthetic oil 
Old like new JUN-AIR COMPRESSORS. 20 & 23yr old silent oil lubricated JUN-AIR compressor. I've recently decided to start back painting after a long hiatus. …

Jun air 6-25 losing pressure  
Hi I am currently using a 6-25 jun air in a dental surgery. I am finding that during longer treatment procedures the pressure seems to drop. It …

Jun-Air A/S Bar 8 9.5 litre air compressor manual needed 
I have a 1985 June Air A/S Bar 8 9.5 litre air compressor. I cant find my manual. It has been so long since I used it I need a manual to refresh my memory …

OF302-25B dumping air 
Jun Air OF302-25B Unloader valve dumping air then compressor starting up again. Keeps doing this in a "cycle". Took unloader valve off and cleaned …

Jun air 6 compressor not starting 
Jun air 6 compressor, not starting, current and wires are okay. Jun air compressor model 6 15 liter capacity. Suddenly stopped working but once started …

6/25 No air 
My compressor turns on and makes all the right noises , but does not make any air .. Oil is ok Any suggestions please

6-15 not turning off 
My Jun-air 6-15 has recently decided to not turn off when it gets to pressure so it then over heats if left.

Jun Air bursts air out, have to turn it off 
90's Jun-Air 6-25 Airbrush Silent Compressor. After using 30-60 min. all of a sudden it burst air out, have to turn it off, sometimes it restarts, sometimes …

Oil can on side of compressor? 
I recently purchased a used Junair air compressor. It appears to be a 6/25. It has a bottle on the side with a small plastic air line running from the …

Is SJ-27 oil easily available in the market? 
What are its compatibles/replacements? Are there any oil of shell or Total that can be used? Thanks

Oil in automatic drain bottle. Oil leaking through motor 
I have a Jun-Air 12-40 dual motor 6 oiled compressor. I notice oil being collected in the automatic drain bottle. I assume this means oil is leaking …

Model 6 is very slow to recover 
Re: Re-feeling of Air in compressor is very slow to achieve respected pressure Hi Sir We have Jun Air Compressor Model 6 it is used in combination with …

change oil 
hi,i just bought a second hand jun-air type 6-x werk,24.5 liter.where can i find the oil drain plug? thanks.

Start relay (capacitor) or pressure switch? 
Jun Air 6-25 (12 yrs old) started having problems starting after dropping air pressure with normal use. Just had unit serviced/repaired at a Jun Air …

2006 JunAir 6-15 oil carry over 
Hello, I have many years this compressor, I bought it new,its permanent connected to engraving device called Gravermax, which require a clean environment …

I recently acquired an old Jun-Air Model 6 - Need to get oil 
I am looking for any info related to a 1972 Jun-Air Model 6 and what is appropriate oil to use/where to get it. Any other pointers to DIY support to maintain …

jun air minor hesitant start up 
Hi there, Ever since owning this compressor its always had a lumpy start. it builds pressure fine, but in start up its coughs and splutters. i switch …

Having problems setting pressure switch on jun-air OF301 
Hello, I recently had to replace the pressure switch on my jun-air OF301-4B compressor. Now when it cuts out it doesn't stay off for very long before …

I wish to switch to an oil free motor can I do it? 
I have a Jun-Air 6-25 compressor and oil carry-over into my equipment is a problem. I see I can obtain oil free jun air motors, is it straightforward …

Jun Air 6 not maintaining air pressure 
Dear Sir, We are using jun air 6 in our work shops and having same of 6 units. two days back we relocated one unit. after relocating we find …

Manual for Jun-Air 12-40 
where can I get a manual for my Jun-Air 12-40 _________________ Martin, the Jun Air website (http://jun-air.com) offers a host of manuals and technical …

Ran My June Air compressor out of oil! 
Indavertently ran the thing out of oil... Filled the oil so that I see it in the little bubble window but now the compressor tries to start - the green …

Jun Air 6x25 leaking air ... 
I have a JUN-AIR 6X25 compressor working for dental surgery. It works normally but as the pressure builds up,the unloader valve, which is under the pressure …

Jun Air Model 6 compressor will only start once ... 
Hi Bill, Jun-Air model 6 will start once, but has trouble after the first cold start and fill I have an old model 6 from 1980 that I got from a friend. …

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Junair 6 air compressor any good ... 
looking at a junair 6 compressor yr 1996 are these any good for air brishing Purchase ?? ____________________ Bill says... Check out the SIZING …

Jun Air compressor not filling all the way ... 
At work we use a Jun-air compressor with the Witschi ALC 2000 pressure tester for testing watches. The compressor model is 6-4 and it appears to be rated …

Jun Air compressor tank cleaning and change parts ... 
I want do a maitenanca in my JUn Air compressor the model 50 I need clean the thank and change parts , it is working but I want repair all syten , but …

Why does my June Air compressor model 6 leaks fluid into air lines? 
I've drain the tank and I still keep getting fluid in the air lines. __________________ Rudy, draining the tank is necessary to get free water that has …

Leaking Air 
I have a Jun Air compressor 6-25. It has worked great up to now. It is hooked to a v-nailer and an air hose. Last night I noticed it was no longer holding …

Jun-air 12-40 Auto drain not functioning 
Hello, Our compressor tank is filling with oil and water, and I've noticed the autodrain bottle only very slowly fills, if at all. Have you got …

i just installed a new jun-ir 6 it will only start once after that it will trip the brcker out 
I installed a new jun-air6 compressor I bought on ebay it will start once pump up to 100 lbs after the systems bleeds down to 60lbs it will try to start …

Jun Air 6X25 stopped working 
My 1987 Jun Air 6 X 25 does not work any more. The symptoms are as follows. At some point I got smoke that seemed to originate in, or close to the …

Jun Air compressor has a strong smell ... 
my question is how can i get that smell to stop or make it like a clean air air compressor? __________________ Bill says... Hi there, Jeremiah. …

Jun Air tank losing air from filter ... 
Hi, I have just aquire a used jun air compressor model 3. Everything seems to work fine I turn it on the compressor start to increase pressure up to 8 …

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