Air Tank Discussion

Discussion in 'Off Topic' started by Dogfather, Dec 30, 2010.

  1. Dogfather

    Dogfather Veteran

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    Hey Folks
    Being new to Bagged Vehicles I have Questions.So far in my quest to be low, I have gained the Opinion to use a 5 Gal Minimum of 6 ports..


    What size Tank do you prefer and Why?
     
  2. dillinja666

    dillinja666 Toyotaholic

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    i like 2 viair 480 compressors with 2 5 gallon tanks, cause i goof with my switches a lil and i dont like having the compressors running every time i air up...

    some would consider that over kill though, you can do 1 viair 400 and a 5 gallon tank if you want. over 2 480s on a 5 gallon tank too if you want that thing filled really really fast :)
     
  3. Barret S

    Barret S Veteran

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    my plans for my truck are dual 480's and an 8 gallon tank - found a tank with 9 ports on it, probably will go with it.
     
  4. yota4life

    yota4life Grand Toyotaholic

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    In my opinion 5 gallons is not enough. I would fill my tank pop my truck up an be at like 100psi. I have a 7gal in my yota with 2 380s. On the ford I have 2 7 gal with 2 480s.
     
  5. Litneon

    Litneon Super Moderator Staff Member

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    There is no right or wrong answer here. Don't have too much tank for your compressor, and don't have to little tank for the suspension.

    I currently run one Air Zenith OB2 (with the ability to go to two) and a 5 gal tank @ 200 psi. It fills from 165 to 200 in about a minute, and usually kicks on if I air up from the ground to ride height. I don't run any gauges (Why really?). So I can't reference any real numbers for you.

    Find a setup that fits your budget and will properly air up your suspension. Unless you spend bank up front, you won't be totally happy and will always wish you had something a bit bigger or faster.... ...probably.:rolleyes:
     
  6. macawilial

    macawilial Veteran

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    Safety 1st!

    Whether you're dealing with a DD or just a toy, gauges inform you about the slow leaks you don't hear or even worse help you detect a runaway compressor due to a faulty check valve. (not disrespecting you but,) I suggest you reconsider.
    Folks, if you're leaning towards bagging your truck, throw the idea of having a budget out the window... build it right the first time correctly OR gamble every time you drive that thing... It's up to you. Since I'm on the subject of doing things right, compression fittings all the way!!! PTC fittings are failures waiting to happen!

    Getting back to the OG subject, I run a 12 gallon tank with an Oasis XD2000 compressor feeding it. Plenty of air and fill times from 100 - 165psi in about 30 seconds.
     
  7. dillinja666

    dillinja666 Toyotaholic

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    i hate gauges..ran the dakota digital ones for a while and then threw them out.

    after that the rest of my trucks never run gauges and never will again, slow leaks are easy to find, leave your truck up over night and see how it is in the morning. If you cant tell your compressor is on all the time then you shouldnt be driving a bagged truck.

    once you drive a bagged truck for a while you can tell by feel ride height and how level you are.
     
  8. eurofreak2002

    eurofreak2002 Toyotaholic

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    Agreed its nice to have gauges for air/fuel boost temps and such but if you've rolled around with a bagged or juiced ride you know what's going on. I hava 5 gallon with one 280 it is one of those too small a compressor for my suspension so when I rebuild this spring I'm going duel 380s and duel 5 gallons cause I like to play
     
  9. Litneon

    Litneon Super Moderator Staff Member

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    Well, none taken, and I have. Often. Someone asks why I don't run them, and I tell them that being relatively new to the scene, I was originally planning to run gauges for all four corners and the tank. I was advised by someone I respect in the scene that they really aren't needed. For most of us (who aren't oblivious to the world around us) we can catch a slow leak, or a compressor thats acting up. I've dealt with a few small issues, although not a slow leak yet, and still can't come up with a good reason to spend the money on them. Aside from that, they clutter things up (not that they can't look good). So, my answer is always the same, why spend money on something you don't need?

    I do actually own a gauge and sending unit for the tank pressure, I just haven't gotten around to finding a good place to mount it.

    Back to the subject,

    I went outside and tested my tank capabilities again. At 200 psi with the truck laying frame, I can raise the front and rear to full height 11" front 13" rear limited by shocks once fully. Then let all the pressure out, lay frame then go back up to ride height on one tank.

    If you ever want to hop or get air, I'm guessing you will have to get a larger tank or two for volume or run higher pressure. The first pressure switch I got was bad from the get go and I ended up with about 230+ psi in the tank. That was the only time I have ever had the truck off of the ground.
     
  10. yota4life

    yota4life Grand Toyotaholic

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    Only reason I run a gauge is cause I don't run a pressure switch an probably won't ever. But it's all about personal preference. Some will say only compression fittings an some say PTC are the way to go. At my work everything is contolled by air an all we use is PTC fittings an we have a constant 200+ psi the air line fails before the fittings. If your switch happy like most are more air is better or get a bottle aswell. With me 5 gallons isn't enough for play time I'm sure alot of other ppl aswell
     
  11. Litneon

    Litneon Super Moderator Staff Member

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    Hey Macawilial, I actually picked up a used XD2000 not long after I finished my setup. The guy I got it off of used in in a 4x4 for airing up tires on his muddin' rig. Never even fired it up.... just sitting on the work bench. One of these days I'll use it on another project.
    And I agree with you, it definitely isn't a budget friendly hobby. Do it right the first time.
     
  12. Dogfather

    Dogfather Veteran

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    Hey Folks I want to Thank you all for the Great Opinions

    I too have been listening to others Opinions due to not having experiance to have an opinion of my own.

    My Plan is to have a DC7500 Back up compressor, with a Sandeen 708 EDC as My Main. with 1/2 inch lines to 1/2 inch valves and I think I have a 5 or 8 Gallon Tank.. and after driving the Wife's Mazda......I like to play with the switches.

    We (my friend and I) have 3 more trucks to build so I wanted to get other opinions as to what to look at.

    Budget and Mini Truck I have found don't work in the same sentence.
     
  13. Litneon

    Litneon Super Moderator Staff Member

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    Who makes or sells the Sandeen 708 EDC? I did a quick search and didn't turn anything up.

    Wait, Sanden right? found 'em.
     
  14. macawilial

    macawilial Veteran

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    hey litneon, nice find!

    Oasis compressors are bad as$. Still tinkering of and idea about running a york as an edc then the oasis as the back up. That would be an ideal setup.
     
  15. TRUCK ACTION

    TRUCK ACTION Grand Toyotaholic

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    On the subject of air tanks:
    I for one run two stainless 6 gal. tanks
    Any steel tank will get rust in it over time & cause problems with your system!
    Water filters are a must, I run two, one @ each tank.
    Drains @ the bottom of the tanks, as even with filters water build up will occur.
    And last & most important, a safety blow off valve.
    I installed one into my system,but never see anyone else doing this! I have never seen any type of air tank ,home shop or other not having one!
    Your air tank can & will bust if the pressure switch fails.
    Also use check valves!
    Sorry for the long winded post!:cool:
     
  16. Dogfather

    Dogfather Veteran

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    Long winded OMG Dude No way is your post Long.

    Ok here is what I know. My Wife's Mazda (we Bought) and have been repairing ever since, one day it won't need any more upgrades.

    Anyway it has a 708 and Yes it is Sanden. as I started doing my research I found this link to a write up one of the Mazda guys did. Mazda Bscene writeup

    So here is the real reason I ask all the questions (To Learn from those whom have been there and done that) Anyway We have had her truck for over a Year now and the compressor just quit. it froze up. I have not yet taken it apart to find out why.. I will post my findings when the weather clears up and isn't so cold. I don't know when the compressor was converted.

    So here is a story. We have a 5 Gal Tank (I think) 1/2 inch line from compressor to tank.

    If I air up to ride height meaning I hit all switches up at one time and it airs up till it stops. it takes the tank pressure from 160 to 100.

    With the sanden by the time I get out of the driveway the tank is full again.
    at a high RPM (2-3G) it will replace the air from 100 to 160 in about 45 seconds

    With the Viair 480 it take a couple minutes..

    I was way up north when her main compressor locked up, Thank God for the Back up 12 volt compressor.
    That's why I want a back up 12 volt.

    Service guide
    Sanden USA: Service Manual

    Now that's long winded
     
  17. yota4life

    yota4life Grand Toyotaholic

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    I've read tht if you run an EDC always have a back up comp. I've been thinkin of doin the sanden comp but I think it's a 508 I wanna do the grease conversion on it aswell
     
  18. Dogfather

    Dogfather Veteran

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    Some where I have read and I'll find it again soon.. the CFM output on the 708 is greater than the 508 thats what makes it the more desirable compressor. and the link in my last post is the grease conversion.
     
  19. yota4life

    yota4life Grand Toyotaholic

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    Ya I think it's a 508 might be a 708 but it was free lol always the best price. An ya I saw tht when he posted it I used be on there alot when I had my Mazda
     
  20. Dogfather

    Dogfather Veteran

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    508 = 5 pistons 708 = 7 pistons

    it's all good from what I heard they both work better than 2 viairs... more cfm
     

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