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12 Jul 2009, 14:44 (Ref:2500161) | #1 | |
Racer
Join Date: Oct 2006
Posts: 253
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PAS, assist reduction mod?
Its the electric motor pump type and although its reasonable in feedback for a road car.. its still a fair bit over assisted, as I soon realised when the alternator belt snapped the other day, it transformed the car with so much more steering feedback and grip level info reaching the steering wheel.. made it feel like a proper competition car, I was loving every minute until parking and low speeds.. lol.
Removing the fuse would be the obvious answer but I still feel a small -50% of original level of PAS would be benificial on the whole. Tiny holes drilled or valves inserted in the Rams? I really dont know enough about hydraulics to know the best thing to do. Is this viable? How would you aproach this? |
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12 Jul 2009, 14:51 (Ref:2500168) | #2 | ||
Race Official
Veteran
Join Date: May 2003
Posts: 11,142
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A switch to turn it off when on track maybe although with no power going to the unit would it cause damage?
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12 Jul 2009, 15:31 (Ref:2500205) | #3 | ||
Racer
Join Date: Oct 2006
Posts: 253
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Quote:
It looks like this possibility (with alternator belts snapping etc) has been accounted for due to there being two pressure release valves on the pump. The problem with simply switching it off is that you end up with some artificial steering resistance than if the PAS system and rams were removed due to you physically moving the PAS fluid through the valves via the rams. The ideal solution in my mind would be fitting some kind of adjustable valve to both rams... but not 100% sure. |
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21 Jul 2009, 19:48 (Ref:2505685) | #4 | |
Racer
Join Date: Oct 2006
Posts: 253
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Changed my mind about this idea since renewing my front centre ARB bushes for Powerflex items, the steering has tightened right up, has much more feedback, the ARB comes into play a bit earlier and now feels a bit stiffer. Hoping I'll feel more improvement when the wishbone bushes get fitted.
Never thought such a small change could make such a big difference. |
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