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nx heater adjustment?

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Old Jan 26, 2005 | 01:58 AM
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Default nx heater adjustment?

on a full bottle my nx heater is only making 900psi...is there a way to adjust it up to 1000-1100 psi? thanks
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Old Jan 26, 2005 | 07:39 AM
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Are you using the pressure transducer? If so, I got rid of mine and just paid attention to the bottle. That transducer would never let a bottle go above 900 PSI.
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Old Jan 26, 2005 | 09:28 AM
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That is a good idea. I think I will get rid of mine as well.
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Old Jan 26, 2005 | 11:26 AM
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Dr. Nos,
Best bet is to replace the NX pressure switch with the Dynotune pressure switch. Our pressure switch is fully adjustable from 550psi to 1250psi.

http://www.speedshop.org/store/scrip...p?idproduct=43

Dean
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Old Jan 26, 2005 | 02:32 PM
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Mine goes up to 1050 when the car is running. It only gets it up to 950 or so from just battery power alone....are you having problems when then engine has been runing for a while or just when it sits uncranked?
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Old Jan 26, 2005 | 02:37 PM
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I will be the guage is off just a bit. If the car runs fine and hauls *** leave it alone.
Just my 2cents.

Ricky
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Old Jan 26, 2005 | 03:04 PM
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my nx heater goes up to 1050 also, no modifications to it. maybe you got a faulty heater, or your gauge is not reading properly
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Old Jan 26, 2005 | 06:35 PM
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Ricky might be right, A non DynoTune pressure gauge can be off by as much as 75 psi! You might want to try another gauge just in case. Im sure the place that fills your bottle might have one around? Heat it up to 900 psi then measure the pressure on another gauge. Hope you get it working well! 100psi is alot to be off.

Dan
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Old Jan 26, 2005 | 06:45 PM
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Heck, I've never seen two gauges read the same yet
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Old Jan 27, 2005 | 06:11 AM
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Brains, I agree, they are all over the place, thats why we made an acurate one
The racers like the fact that they can see exactly what pressure they have while coming up to the line. They purge until the pressure is the same every run! Consistancy wins races....If your gauge is off by 50-75 psi thats alot!
Dan
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Old Jan 31, 2005 | 04:01 AM
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thanks for the info guys...ill hook up a new gage to check accuracy....so is the nx pressure regulated heater adjustable with a set screw or something?
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Old Jan 31, 2005 | 11:23 AM
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D.R. nos, no the NX kit is not adjustable. The DynoTune kit is adjustable.
Dan
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