air ride seat supply pressure?
 

air ride seat supply pressure?

Started by bevans6, May 15, 2014, 03:05:15 PM

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bevans6

I just picked up a new National air ride seat.  No mention of air supply pressure.  Do I need a pressure limiter, or just plumb it in?

Brian
1980 MCI MC-5C, 8V-71T from a M-110 self propelled howitzer
Allison MT-647
Tatamagouche, Nova Scotia

luvrbus

All the ones I have been around use 55 to 60 lbs most have a protection valve to prevent high air pressure but I have never been a round a National it may differ
Life is short drink the good wine first

Melbo

I pulled the air supply from the air horn under the driver.  I bought a cheap regulator from HF and everything seems to work fine on mine.

HTH

Melbo
If it won't go FORCE it ---- if it breaks it needed to be replaced anyway
Albuquerque, NM   MC8 L10 Cummins ZF

eagle19952

Donald PH
1978 Model 05 Eagle w/Torsilastic Suspension,8V71 N, DD, Allison on 24.5's 12kw Kubota.

RJ

Brian -

The supply air for most of those seats comes off the auxiliary air tank in the the exterior compartment underneath the driver.  Same tank that supplies the suspension, wipers, etc.

FWIW & HTH. . .

;)
1992 Prevost XL Vantaré Conversion M1001907 8V92T/HT-755 (DDEC/ATEC)
2003 VW Jetta TDI Sportwagon "Towed"
Cheney WA (when home)

TomC

Don't have a regulator on mine-haven't had any problems. Especially if you're a big boy like me, you need all the pressure to push up the seat. Good Luck, TomC
Tom & Donna Christman. 1985 Kenworth 40ft Super C with garage. '77 AMGeneral 10240B; 8V-71TATAIC V730.

Dave5Cs

I have all 3 air ride seats coming off the same 1/4" airline that comes directly from the accessory tank. No problems. You might consider a check valve right before the seat in case you ever get a leak at seat bag.

Dave5Cs from Galaxy S III
"Perfect Frequency"1979 MCI MC5Cs 6V-71,644MT Allison.
2001 Jeep Cherokee Sport 60th Anniversary edition.
1998 Jeep TJ ,(Gone)
Somewhere in the USA fulltiming.

bevans6

I am torn with the idea of initially installing it on a pedestal instead of the air base.  Reasoning is that I have a quite heavy clutch and I am worried about the seat unloading and rising if I operate the clutch (it has about a 50 lb push).  Oddly the seat itself mounts to the base with 4 bolts and is almost a perfect fit onto a stock MCI seat pedestal (Odd because I never get that lucky, I almost always end up fabricating some adaptor).

Brian
1980 MCI MC-5C, 8V-71T from a M-110 self propelled howitzer
Allison MT-647
Tatamagouche, Nova Scotia

lostagain

When I drove the 102D of the hockey team's, it had an air seat. It was nice to adjust up or down with a button. Otherwise, you don't need an air seat in a bus because the bus rides smooth enough. Pushing the clutch to shift gears was no problem.

JC
JC
Blackie AB
1977 MC5C, 6V92/HT740 (sold)
2007 Country Coach Magna, Cummins ISX (sold)