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Old 08-29-2020, 08:43 AM   #1
Javi
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Pancake ain't enough anymore

My old faithful just won't cut it anymore, 105 psi was all it would do.

Looking at the Viair 400P RVS

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Old 08-29-2020, 08:48 AM   #2
chuckster57
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Viair males some very nice stuff. I have one stuffed under the cab for my train horns...hasnt failed yet in 11 years.
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Old 08-29-2020, 10:53 AM   #3
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Well the old 2001 Ram 2500 had a PacBrake that included a 150 psi on board compressor for operating pressure. When we got the 2016 Ram 3500 DRW it had an OEM exhaust brake, I quickly missed having compressed air, yes I like air horns also. I found this on Amazon for a good price. Mounted inside rear fender well.

https://www.viaircorp.com/oba/oba-constant

With the 2.5 gallon tank I can also operate my impact wrench to loosen stubborn nuts.
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Old 08-29-2020, 10:58 AM   #4
sourdough
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I carry the 400P and it has done fine. I got rid of the little coiled air hose that came with it (too kinky and brittle) and replaced with a standard 25' (?) air hose. Trying to connect to a 12v supply is sometimes more than I want to mess with so I also carry a little Fini 120vac compressor. Small but gets the job done. A little slow at 110psi but just fine if you're only topping off or adding 5-10psi per tire. I just plug it into the outside outlet on the RV and take care of the tires a couple of days before departure. I have found that my hand held (in line) pressure gauge is about 2-3 psi off from my TPMS but it's no big deal - I just make a mental note of it.
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Old 08-29-2020, 11:17 AM   #5
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My pancake does 120psi out put and pumps to 165 before cut off.
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Old 08-29-2020, 11:24 AM   #6
1st Chev Diesel
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I have the Viair 400P Automatic. Bot from Walmart 260.00. Maintains my 5er tires at 110 lbs, truck at 80 lbs and of course bikes etc. Good air pump.



Gary
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Old 08-29-2020, 01:46 PM   #7
flybouy
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Have Viair pump and tank in the bed of the truck for the train horns, air bags, and a quick disconnect for hose & acc. I've had it for 7 yrs IIRC. Never a hiccup in any temps.
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Old 08-29-2020, 02:13 PM   #8
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This has worked well for several years, 6 gallon 150 psi.
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Old 08-29-2020, 02:45 PM   #9
Javi
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Quote:
Originally Posted by travelin texans View Post
Attachment 29498
This has worked well for several years, 6 gallon 150 psi.
Mine is about 12 - 13 years old and would never do more than 120 psi.
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Old 08-29-2020, 02:49 PM   #10
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I picked this one up 2 yrs ago for $129 on sale from Crappy Tire.
Really happy with it, it is whisper quiet. It is also 120V
I am intrigued by Russell's Viair link.
I will have to do some homework.

https://www.canadiantire.ca/en/pdp/m...1292p.html#srp
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Old 08-29-2020, 06:30 PM   #11
tech740
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Added a Bostich and a 65’ air hose reel to ours. Love it.
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