Robassomero, Torino English. The behavior is that dialing down or up doesnt change the air output psi (the gauge shows a constant approximately 100psi reading until using something connected to the hose and in-use the pressure will drop but return to 100psi). ABAC ABC7-2180V 7.5 HP 208-230 Volt Single Phase Two Stage Cast Iron 80 Gallon Air Compressor ABAC Air Compressors cast iron air compressors feature low RPM, heavy duty cast iron pumps. I released the pressure from the tank down to 80 PSI and turned on the pressure control switch. I can easily turn the compressor pulley easily with my hand. This one Ive no idea, Juan. Pump stops for second, motor stops turning more info please? Air in tank (as little as 20 PSI), high and low pressure lines connected-> motor will start, strain, and then stop. Thank you. No auto unload and show air pressure high and then stop compressor plz ansme. Are you sure that the operating pressure of the line to the gun does not exceed the adhesive gun operating pressure? However, with the tank empty of air, power cord out of socket, look at the top of the piston / cylinder and look for cap screws or bolts. Check for possible damage to bearings, replenish oil. Every detail at your fingertips! I believe its preventing the knob from reaching the gear or spline inside the regulator. Hello Robert. MultiAir Italia S.r.l - International From old photos on the internet of similar compressors, it looks like these used to connect into the tank too via a separate connection. Probably just need a new motor. tested at 200PSI and 1/2NPT fittings no hardware included. Please activate search function by selecting "Ctrl+F" on the keyboard and find your manual now. Over the years, I repaired and troubleshooted hundreds of rotary screw air compressors. ABAC knows this very well, this is why a wide range of spare parts at your beck and call: new or old replacement parts, piston or screw compressor ones, for oilless or oil lubricated air compressors, we have them all. The Abac compressors website offers a portal to a broad range of parts supply and compressor service information. Sounds like it could be a capacitor problem. The gas is then pushed out of the cylinder to the next stage of compression or to the discharge connection. Did you solve your problem? If put a in line 1/2 check valve before the cooler this may cut down the line length for the loader speed up the pressure release to the head. What are you looking for when it comes to maintain and repair your air compressor? (Post was moved to this location.). No air in tank, high and low pressure lines connected-> works, 2. That suggests a pump head overheat to me. Older compressors are a witch! Hi Joel. How old? As an Amazon affiliate, we earn from qualifying purchases. SPINN Rotary screw compressors. Ask a question. I removed the main air filler tube from the compressor to the tank. Empty the tank and check that the tank check valve is working OK. I thought so too so I got replacements. Will try to have it back online asap. As to the bogging down, Id check the capacitor if it were me. It has no check valve and the main compressed air outlet from the pump goes straight into the tank. What are possible issues for me to inspect? 4. 1. So far I am happy on this part.I put in a inline 1/2inch check valve. We also service and install compressed air systems, any problems please contact me personally on 01582 495151 thank you paul alexander. course online . When the tank had no air, I started the compressor. Tried both a new run and start capacitor and did not change. I acquired an ABAC B2800 compressor for free a few years ago and after changing crank bearings has been running well. i have a very old compressor its a curtis model 40 and it has a setup wherein weights on the pump flywheel move out by centrifugal force and they open or close, I think what is basically an unloader valve at the top of the pump valve head, that is how it is supposed to work. Air Compressor Will Not Build Pressure Troubleshooting, Compressor Wont Re-start When Air Is Used. How to change the oil on an ABAC (series PRO) lubricated direct driven air compressor.The compressor is filled with original oil. First come links leading to pages about general compressor problems by category. Is the motor starting to die? }. air out head to cooler out of cooler to high pressure 3 hose to water trap to tank. Perhaps you might check the tank drain valve to be sure its shut tight? If the specific manual you are looking for is not present do not hesitate to contact us. Receiver does not hold pressure when compressor shuts off. USE ONLY GENUINE REPLACEMENT PARTS If its a belted compressor, remove the belt and cycle the pump by hand. If all these are OK, then I would be concerned about the motor itself being the issue and you may need to get a load test done on it. Could you also add a photo of your Sealey compressor? If you wish to pose a question to other Abac compressor owners, you can do so using the comment form below. Rather than having to manually drain all of those valves, why not gang them all to a single valve to be left open unless necessary to close it and one single electronic auto drain that will cycle as needed and drain air and water for a few seconds or so each cycle? Help please. Im no expert on glue guns. They said nothing was wrong with the motor. Get creative with how you plumb if needed as the air (by and large) doesnt care the path to the discharge coupler, as long as there are as few air flow restrictions as possible. Have a stationary compressor situated within the Portland area? Full ABAC Catalogue. We also service and install compressed air systems, any problems please contact me personally on 01582 495151 thank you paul alexander. I acquired an ABAC B2800 compressor for free a few years ago and after changing crank bearings has been running well. And, again, I wouldnt put a regulator there it were me. Took the top off the head and the valve plate parted and the flapper plates scattered around the floor. The cooling fan on the backside works but the compressor will not kick on. Share. Hi i spray wd40 on my air crompresser now it doesnt work any advice. If so, what make and model of compressor please? 4. Limit air usage to compressor capacity by using fewer or smaller tools. Im stumped. Heres where you can find the answer or post your own question about that brand if no answer if desired! Ive got a Sears Craftsman model # 919-176330. In any case, dum question, but with the red ring now touching the black knob, can you rotate the red ring clockwise as far as it will go, and then, can you push down on the black knob to see if that allows the handle to engage with the gearing inside? In fact, air compressor overheating is one of the most common causes of failure, even.
Adding a larger regulator shouldnt be an issue. So then I had to fill in the upper and lower part of the frame support that the cooler did not cover I used some old fish tank light top filler cover cut to fit.
ABAC compressor fault | Air Compressor Guide ABAC Catalogue 2021: all the compressors, tools and accessories your business needs. Even though a lot of manuals are already available the page is updated constantly, check this page for new documents every now and then. Refrigerated Dryers Well howdy, Pontiac976. Whats here on air compressor problems and fixes? It releases the pressure on the head and the line seam to let more of the air in the head to the tank get in the tank,( as it seem to be a smaller amount let off to waste.
10 Reasons Why Your Air Compressor Gets Overheated - YouTube My first thought was that was the motor capacitor failing, but if a change in motors did not resolve the issue, I would look now to the valve plate in the cylinder head to be a likely candidate. Something I cant find any help on is the delivery tube between the compressor pump and the check valve. However, that symptom is often associated with a leaking pump gasket or a pump head valve having failed. If that end of the air hose happens to be an air tool or valves or some such, thats where the crud will go. I took the copper tube off going to the air tank and it runs great.
Abac Air Compressors | Catalogue 2021 If thats all good, then youve a couple more things to check, all covered on the pages on this site already. We invite you to scroll the list below and follow the links to the many pages that will help you fix your compressor! But, likely its power related, and that means checking the motor capacitors first. ABAC International homepage does my compressor need a new pressure switch? Sometimes it cruds up and prevents air from getting into the tank. Pressure in the tank is below the cut-in pressure.
portable-atf-s - ABAC International Most pages have a comment section where you can leave a question about that specific make of compressor. Submissions to the Q&A section have been disabled for the time being. Do the further checks, and please advise what you found. Guide, Using an Air Compressor to Clean Your Computer [GUIDE], Air Coming Out the Intake Filter on Air Compressor? Please update the thread with more information. 3/8 Npt to 1/2inch coupler H style industrial (these are the highest flow of the Industrial) by Milton. I know this isnt much information, but I thought id try. Please update me with a comment. James, there could be many reasons why an air compressor runs, bogs down, speeds up again, etc. This photo shows one set up, but yours could be entirely different depending on what parts are to be installed in the base of the switch or adjacent to it. 6 hp) motor. Turned it back off. That sure helps. Quote:You sure seem to be pretty knowledgeable about compressors. Zach, your post was moved to this page. Hi, yeah I mean the pump and the model is a Clarke Air industrial XE29/270. I have a 80 gal Dewalt 240 v 5 rhp (. Fix-My-Compressor.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. More info will be necessary to be more specific, though the troubleshooting page on this site has lots of info on this too. 5. 1. I was assuming I would catch some water coming out of the tank before it reached the vertical aftercooler. When I pull the string or crank it fills the muffler up with gas. Ive soaped every fitting, tightened those which were leaking. 9. Choose Options Compare. There are also many links to items within our online store. Drain oil, refill with oil of proper viscosity. Best Pipe for Air Compressor Lines Pipe Materials or Air Line Plumbing Guide, Can I Use an Air Compressor as a Pressure Washer? Where continuous airflow is required, ABAC's screw compressors are the best choice. You are using a browser we do not support any longer. I have a Kobalt 99007 air compressor and the tires wont hold air. Please provide more information along with a photo or two of the compressor so we can try and help. In these troubleshooting 'basics' series I explain the most common problems and their solutions. We can service it! Shamma, only one of the uploads has a video. { 2. Realign motor pulley with compressor flywheel. 2. Also the compressor turned freely by hand., prior to having it checked. I also removed the valve assembly and dissassembled and rebuilt that. Join 10.000 subscribers - subscribe to my newsletter for regular updates, tips and tricks. I have put different motors on it that work in other compressors with the same result. Abac Go Cart OS20P manual 52 pages You are currently on the manuals page. As I am adding a cooler as most have the un-loader to relieve start up. The air in the tube to the head longer take to long and or waste compressed air when it time for the un-loader lets off the pressure for the head for start up. That means that they are designed to run for a period of time, and then must be shut off and allowed to cool before they are run again, or they 1st go off on thermal cut out, and 2nd start to damage the motor. Perhaps, as a comment here (click on the camera icon to upload photos) you can add a photo or two of your compressor? What am I doing wrong??? This is as far as I have gotten as I cant seem to find anybody in the UK the will service it. What I did since then is. ABAC User manuals online Learn everything about your product thanks to the technical manual. The hiccup is so fast, that it points to an electrical blip as far as I can see and that could be caused by vibration in a loose connection. Your post was moved to this page as we couldnt determine what it is you were looking for with regards to your compressor. Ill see if I can find a wiring diagram to see if they were right from day one. Its the compressor thats sold with this tool. Heres Why & How to Fix, DIY Water Separator For Compressed Air Lines How to GUIDE, Fixing a Leaky Air Compressor Hose How to Guide, Information on Charge Air Pro Air Compressors. Abac offers a range of piston (reciprocating) air compressors, some with direct drive, and both single and two stage designs. Turned on the motor and it was straining and unable to turn the compressor. please help. Can someone please help me out here.
Sealey Air Compressor Troubleshooting - YouTube . The motor is a 208-230 volt 22 amp and the part number is marked as 7-186372-01.
Abac Compressors - Fix My Compressor Abac Compressors - Total Air Supplies Hope that makes sense. When you say air locker, do you mean the compressor air tank? The muffler keeps getting filled with gasoline,why would that be? The evolution of bike maintenance: quick online course, ABAC_2809913206_Angle_grinder_G-202_quickguide_and_DoC, ABAC_2809913403_Chisel_hammer_G-475_quickguide_and_DoC, ABAC_2809913652_Tool_kit_5pcs_G-812IG_manual, ABAC_2809913502_Air_gun_G-503_quickguide_and_DoC, ABAC_2809913253_Orbital_sander_G-250_manual, ABAC_2809913658_Tool_kit_49pcs_G-850_quickguide_and_DoC, ABAC_2809913660_Tool_kit_71pcs_G-852_quickguide_and_DoC, ABAC_2809913659_Tool_kit_66pcs_G-851_manual, ABAC_2809913653_Tool_kit_6pcs_G-813_manual, ABAC_2809913205_Die_grinder_kit_G-201_quickguide_and_DoC, ABAC_2809913300_Combi_nailer_G-301_quickguide_and_DoC, ABAC_2809913500_Air_gun_G-501_quickguide_and_DoC, ABAC_2809913253_Orbital_sander_G-250_quickguide_and_DoC, ABAC_2809913654_Tool_kit_7pcs_G-814B_manual, ABAC_2809913545_Paint_spray_gun_G-551A_manual, ABAC_2809913600_Cartridge_gun_G-570_manual, ABAC_2809913652_Tool_kit_5pcs_G-812IG_quickguide_and_DoC, ABAC_2809913544_Paint_spray_gun_G-550F_quickguide_and_DoC, ABAC_2809913541_Paint_spray_gun_G-541A_manual, ABAC_2809913659_Tool_kit_66pcs_G-851_quickguide_and_DoC, ABAC_2809913653_Tool_kit_6pcs_G-813_quickguide_and_DoC, ABAC_2809913542_Airbrush_kit_G-520_quickguide_and_DoC, ABAC_2809913701_Greasing_gun_G-911_manual, ABAC_2809913402_Chisel_hammer_G-425_manual, ABAC_2809913657_Tool_kit_8pcs_G-810AL-BL_quickguide_and_DoC, ABAC_2809913542_Airbrush_kit_G-520_manual, ABAC_2809913651_Tool_Kit_5pcs_G-811TI_manual, ABAC_2809913600_Cartridge_gun_G-570_quickguide_and_DoC, ABAC_2809913205_Die_grinder_kit_G-201_manual, ABAC_2809913581_Sand_blasting_gun_G-561H_manual, ABAC_2809913650_Tool_kit_8pcs_G-810AL_quickguide_and_DoC, ABAC_2809913581_Sand_blasting_gun_G-561H_quickguide_and_DoC, ABAC_2809913800_Hose_Reel_G-610_10M_Aut._manual, ABAC_2809913105_Impact_wrench_Kit_12_G-101_manual, ABAC_2809913106_Impact_wrench_Kit_12_G-102_quickguide_and_DoC, ABAC_2809913655_Tool_kit_8pcs_G-810P_manual, ABAC_2809913657_Tool_kit_8pcs_G-810AL-BL_manual, ABAC_2809913543_Paint_spray_gun_G-542F_quickguide_and_DoC, ABAC_2809913106_Impact_wrench_Kit_12_G-102_manual, ABAC_2809913206_Angle_grinder_G-202_manual, ABAC_2809913153_Ratchet_wrench_kit_12_G-150_quickguide_and_DoC, ABAC_2809913655_Tool_kit_8pcs_G-810P_quickguide_and_DoC, ABAC_2809913540_Paint_spray_gun_G-540F_manual, ABAC_2809913541_Paint_spray_gun_G-541A_quickguide_and_DoC, ABAC_2809913191_Drill_kit_G-190_quickguide_and_DoC, ABAC_2809913656_Tool_kit_8pcs_G-810P_CEE_quickguide_and_DoC, ABAC_2809913570_Spray_gun_G-530_quickguide_and_DoC, ABAC_2809913301_Stapler_G-302_quickguide_and_DoC, ABAC_2809913572_Watering_gun_G-532_manual, ABAC_2809913544_Paint_spray_gun_G-550F_manual, ABAC_2809913573_Plaster_spray_gun_G-534_quickguide_and_DoC, ABAC_2809913701_Greasing_gun_G-911_quickguide_and_DoC, ABAC_2809913300_Combi_nailer_G-301_manual, ABAC_2809913654_Tool_kit_7pcs_G-814B_quickguide_and_DoC, ABAC_2809913801_Hose_Reel_G-812_9M_Aut._quickguide_and_DoC, ABAC_2809913801_Hose_Reel_G-812_9M_Aut._manual, ABAC_2809913656_Tool_kit_8pcs_G-810P_CEE_manual, ABAC_2809913545_Paint_spray_gun_G-551A_quickguide_and_DoC, ABAC_2809913402_Chisel_hammer_G-425_quickguide_and_DoC, ABAC_2809913571_Spray_gun_G-531_quickguide_and_DoC, ABAC_2809913153_Ratchet_wrench_kit_12_G-150_manual, ABAC_2809913105_Impact_wrench_Kit_12_G-101_quickguide_and_DoC, ABAC_2809913660_Tool_kit_71pcs_G-852_manual, ABAC_2809913252_Palm_sander_G-225_quickguide_and_DoC, ABAC_2809913580_Sand_blasting_gun_G-560A_quickguide_and_DoC, ABAC_2809913572_Watering_gun_G-532_quickguide_and_DoC, ABAC_2809913622_Tire_inflator_G-580_quickguide_and_DoC, ABAC_2809913573_Plaster_spray_gun_G-534_manual, ABAC_2809913651_Tool_Kit_5pcs_G-811TI_quickguide_and_DoC, ABAC_2809913658_Tool_kit_49pcs_G-850_manual, ABAC_2809913580_Sand_blasting_gun_G-560A_manual, ABAC_2809913800_Hose_Reel_G-610_10M_Aut._quickguide_and_DoC, ABAC_2809913622_Tire_inflator_G-580_manual, ABAC_2809913650_Tool_kit_8pcs_G-810AL_manual, ABAC_2809913543_Paint_spray_gun_G-542F_manual, ABAC_2809913540_Paint_spray_gun_G-540F_quickguide_and_DoC, ABAC_2809913403_Chisel_hammer_G-475_manual, ABAC_2809913501_Air_gun_G-502_quickguide_and_DoC. Hi! Bought it new about 7 years ago. How you plumb it, or plug ports into it, is entirely up to what you need to add to the tank. Start by loosening them and see if the top will lift.
Rotary screw air compressor troubleshooting basics Water entering oil reservoir due to compressor operating in high humidity environment. The most popular are: Abac A29B 90 CM3 While increasing the size of the regulator to full size may provide marginal flow improvements, if the compressor is designed to output 5 cfm at 90 psi, thats what it will put out, not more than that. The tank valve isnt blocked because the air goes into the tank, and doesnt come out with the line to the valve fitting disconnected. continuous duty at 175psi.2) Aftercooler manifold 3/4 type L copper piping, 72 total run ( See attached picture)3) Air line from aftercooler manifold 3/4 type L copper, 20 total run.4) 3/4 combination water trap/air regulator, 11oz bowl make, THB installed at compressor tank..5) 3/4 air filter system including water trap/air regulator, coalescing filter and desiccant dryer 11oz bowls. I do see and hear exactly what you are referring to, Tony. My shutoff Id 120 psi. Quote:except that it will drain the tank faster and cause more rapid cycling of the compressor motor and pump. Please leave a comment on the appropriate page or for the appropriate comment to help others and to pay it forward. You sure seem to be pretty knowledgeable about compressors. The better your problem and question is described, the easier it is for other Abac A29B 90 CM3 owners to provide you with a good answer. With ABAC being committed to quality, reliability, and simplicity, their air compressors are perfect for any paint shop or workshop that uses a compressor all day every day and reliability is required. When performance issues arise with an air compressor, the problem can often be traced to heating issues. Filter by Sort by I acquired an ABAC B2800 compressor 2 years ago free of charge because the main bearing had collapsed on the pulley end and the company that owned it felt it would be more efficient to replace than call out an engineer. Compressor vibrating too much: tighten mounting bolts, and make sure the surface is level. i attached the video file again just for clarification that the whole knob only moves and not separately from the red ring, try downloading the video, i tried and it works.
All ABAC catalogs and technical brochures - DirectIndustry The flowing of air down the lines will eventually drive debris ahead of it and out the end. That will need fixing first and then, if it persists, why you have smoke being generated at all? My 60 gallon compressor sounds like it misfires as pressure gets to 80 or 90 psi and above. Why Am I Wasting Money On Compressed Air. Disassemble check valve assembly, clean or replace faulty parts. Century AC Motor AO Smith with a R56Y frame. If so, I cannot understand why there would be need for a check valve up near the pump head. Only running as it will put no air in tank it all blows out underneath tank somewhere, Hi thereIm after some advice on how to connect copper piping to my tank. Im in the process of replacing the rings but my concern is the that there is now this gunk in my tank and air lines, Whats the best way to flush everything clean? Check to make sure that fuses are of proper ampere rating. i accidentally locked my brand new oilless air compressor regulator knob how can i unlock? Always remember to check your owners manual to ensure that the correct parts are purchased. Adding a filter will always add benefit in terms of air quality, and it will limit flow a bit, though better than if it was a mini-filter you were adding. Installed it within 4 ft of breaker box, with disconnect switch with non20 amp fuses in between . I checked voltage across the pressure switch and everything reads 125v. You are referring to an air compressor motor, yes? Thanks. Ill give that idea a try. I have not had time to do good work out any jobs yet. Air in tank (as little as 20 PSI), high and low pressure lines connected-> motor will start, strain, and then stop, 3. At around 50 psi I turned it off as it was sounding rough. 33 gal Craftsman compressor keeps tripping the breaker? Not using an extension cord, I hope? Check for leaks or restriction in hose or piping. 3. Here are a few more air compressor problems and some things to try on your own to fix them: Oil in reservoir has a milky appearance: air intake needs to be less humid to reduce air in the oil. 3. It works pretty good for the set up being that small. Thank you. because I wanted to see what I was working with first.She runs great until around 45 psi then it bogs down. ABAC compressors official 5 star distributor, of all ABAC and ALUP compressor and products, suppling mainland England. I would let the compressor pump the tank up to cut out pressure, crack the tank drain enough to allow a little flow, and let that new air drive the puddle on the bottom of the tank out the drain. Hi, I have a 3HP 20A 135 PSI air compressor. 6 Pages. I suspect air is coming out of your intake port from start up, but once the pump head heats up, thats warming / heating the lube oil, and thats offgassing smoke thats now visible. 64 pages. That was a great suggestion to junction all the ball valve drops at the after cooler manifold and add an auto drain.. Parts have been order to install auto drains.
ABAC Products - CompressorPros LLC Bit hard to answer that Bill without knowing if we are talking about one of their piston type or rotary screw type compressors, the latter being a bit more complex, yes? The GENESIS compressor is ideal for OEMs and the medium size industrial and assembly aplications. I have it all on 1/2off the compressor 120psi to cabinet, and at the cabinet reg turned down to 40psi and water trap in to cabinet. Remove the compressor cylinder head and inspect for foreign matter on top of the piston, clean, add a new. Join one of my courses on compressed air and air compressors. Putting a regulator at the tank, and another at the point of use may lead to an air starvation at the point of use, depending on the regulator settings. Thank you. We also service and install compressed air systems, any problems please contact me personally on 01582 495151 thank you paul alexander. The pump doesnt appear to have any branding. Abac belt driven compressor video service valves plates and gaskets replacementNote! Sorry about your motor. Let our app guide you through the critical operations needed for your product. It was still hooked up on the test bench & they showed me that it would run, but no load was put on it. Turned it off, and when I tried to turn it back on the motor couldnt get the belt moving.So, couple of questions:1) Does anyone have the old service manual for this girl? Rather than that, use an inexpensive blow gun to vent air from the lines until the air flows clear. Bleed tank! Model# 516-051 what can I do to fix it. Specs to comply need to be 1 horsepower, meet rate of 3 scfm @ 40 psi. On closer inspection the oil in that motor was really dirty so I drained it out. On Manua.ls are currently 18 manuals available. Since you should, normally, drain the tank of air regularly, this will purge the tank in time as well as voiding new water / crud build up. There are also many links to items within our online store.
ABAC | Air Compressor Blocks | Airpower Also, is it only leaking when the compressor is running, or also when its stopped? It was purchased in Canada, and I dont remember if it was branded as Craftsman or something else. FORMULA Rotary screw compressors. Hi, I have a twin 4hp motor compressor 47cfmIts not been used that much but the other day one of the motors was red hot and the rubber air intake was melting. the pump has worked fine like this, until recently, the pump would stop and the belt would slip on the flywheel before it was finished its cycle, powering off and moving the flywheel by hand you can feel resistance and the cylinder wont move- like its air locked, waiting until the pump cooled made the restriction go away. im awear my kobalt compressor model 0300841 is out dated what can i do to replace, repair,modifie the regulator. I was given a compressor that was purchased at Sears around 2010-2012, but the owner switched the parts to a different tank so I dont have a model # to search for parts. Lubed air compressors require longer and more frequent operations compared to oil-free ones. I have new motor and air compressor. Sure Steven. See the page on this site about how to test that, would you, and let us know if that was the issue? Abac compressors offer compressed Air. As that would be the only thing that I might see being a possible problem. If it is on this model of Porter Cable compressor, that suggests that the motor is running, and since this is a direct drive system on this compressor, I think, then the pump should be cycling.
ABAC Genesis Air Compressors - Total Air Supplies With luck, a kind Abac owner will have experienced the issue with their compressor that you are having with your Abac, and add some information for you. I will be add extra 30 or 40 GAL tank and will be adding 3/4 copper line cooler water drain soon. If not, youll need to look closely to find where the air is escaping from. I have a Sealey 3hp 200l compressor which has been stood for 9 years. I need to know the positions these need to be in. As the volume decreases the pressure increases. The tank is just an air holding device. I recently acquired a new to me vintage Kellogg American B321 compressor. This morning I was able to get the motor to pump to 125 PSI and have the pressure valve cut out. Little update. Really, its the buildup of the air pressure in the tank that develops as the compressor pump dumps more and more into the tank that you want to be concerned about, and that will not be negatively affected by the size of the tube as far as Im concerned.