RRC + broken coil spring

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R

Richard Savage

Guest
Have just peered under the old beast while refitting the rear seats and
noticed that the N/S/R coil spring is broken about 1 turn up from the
axle end. Oh b**********s

Maybe this is why N/S/F and O/S/R tyres are wearing on their outer edges
(I hope)?

Anyway, can I drive the beast until I get an answer from Warwick Banks
Handling regarding a replacement? It's probable that I have been
driving it in this state for quite some time!


Is it likely that they are going to say that I must, in view of the age
of the springs, replace an axle set? I'll have to find the paperwork
before I can gauge the mileage.


TIA

Richard
--


Reply to RJSavage at Bigfoot dot com

 

"Richard Savage" <[email protected]> wrote in message
news:[email protected]...
>
> Maybe this is why N/S/F and O/S/R tyres are wearing on their outer edges
> (I hope)?


I see you've found whats eating your tyres Richard!!. We had a
discussion in a field on the south coast a few weeks ago....remember??.

If it was me I would drive the car but get the springs changes ASAP, coz I
would imagine springs are cheaper than tyres!

Dom J



 


Dom J wrote:
>
> I see you've found whats eating your tyres Richard!!. We had a
> discussion in a field on the south coast a few weeks ago....remember??.
>
> If it was me I would drive the car but get the springs changes ASAP, coz I
> would imagine springs are cheaper than tyres!
>
> Dom J
>
>
>


Hi Dom,

Yep, remember it well - especially the smell of that mud.

Last time I bought tyres for it they were Michelin M+S at ~£90 each
fitted and balanced.

Paddock sell various springs from around the £11 mark each but these are
special progressive rate springs which cost £64 a pair in 1997 - some
70,000 miles ago. I've left a message on WBH's answerphone but I'm not
holding my breath.

I wonder what I should replace them with if WBH don't play ball :-(

Any suggestions?

Richard
--


Reply to RJSavage at Bigfoot dot com

 


Mr.Nice. wrote:
> Twas Sat, 04 Sep 2004 15:53:56 +0100 when Richard Savage <[email protected]>
> put finger to keyboard producing:
>


>
> you should always replace in an axle set anyway.
>
>
> Regards.
> Mark.(AKA, Mr.Nice.)


Yes, I feared that that would be the case. <sigh>

Wonder if I can fit some standard rate springs in place of the WBH
progressive rate jobbies. <double sigh>

Richard


--


Reply to RJSavage at Bigfoot dot com

 


Mr.Nice. wrote:
> Twas Sat, 04 Sep 2004 18:54:22 +0100 when Richard Savage <[email protected]>
> put finger to keyboard producing:
>
> I think john craddock is doing some police spec springs for rrc's
> a-la-cheap at the moment.
>
>
> Regards.
> Mark.(AKA, Mr.Nice.)



Hi Mark,

What are spec are 'police spec' springs and do you know how one (rear)
axle set of them would behave with anti-roll bars and progressive rate
(whatever that means) front springs?

Rgds Richard

--


Reply to RJSavage at Bigfoot dot com

 
What are spec are 'police spec' springs

-----
Genuine 'police spec.' rears are the same rate as standard rears just
longer. Ideal for a bit of extra rear end load without upsetting the ride.

David

 


Dougal wrote:
>
> -----
> Genuine 'police spec.' rears are the same rate as standard rears just
> longer. Ideal for a bit of extra rear end load without upsetting the ride.
>
> David
>



Mmm, don't like the 'longer' bit. At present the beast happily passes
under the 6' height restrictor (thank you Kent County Council) at my
local amenity centre (aka Tip) despite the handbook claiming a height of
6'2" (IIRC). Also I can see over it and I am 6'2" tall. Whether this
is as a result of 70,000 miles on the current springs making them sag a
bit* or they always gave a lower ride height I don't know. I've never
carried an awfull lot in it.

*how does the self levelling unit 'know' when to stop raising the rear
end? I understand that it levels the rear more quickly if you travel
over bumpy ground because it gets pumped up by the repeated compression
of the rear suspension - or that's how I think it works! If it's a
manufactured setting how does changing spring length alter the ride
height? Does the unit expand until it feels a set resistance from the
springs?

I'll give Paddock and WBH a call tomorrow.

Richard

--


Reply to RJSavage at Bigfoot dot com

 
> Dougal wrote:
>> -----
>> Genuine 'police spec.' rears are the same rate as standard rears just
>> longer. Ideal for a bit of extra rear end load without upsetting the
>> ride.
>>
>> David

------------

> Mmm, don't like the 'longer' bit.


> How does the self levelling unit 'know' when to stop raising the rear
> end?
> Richard


I told a little white lie - there is a piffling rate difference 170 cf
150 lb/in between the police spec NRC4304 and the standard rear NRC2119.
The additional length is small - around 0.8 in. It takes about 200 lb of
load to lose the effect of the extra length/increased rate. (Don't
bother criticising the guesstimate unless you are going to specify the
load centre etc.) If you do not normally a carry this extra load you'll
get the extra height.

The Boge unit pumps (within its load rating) until it reaches a
specified length. The length is determined by the internal
design/dimensions of the Boge unit. If you fit long springs such that
the Boge unit length exceeds the 'design' length under the loads used it
effectively does nothing. With the police case above, the normal
additional load balances the longer spring to regain the 'normal'
geometry and the Boge unit works as normal.

David

 
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