On my '85 Westy, when I turn on the AC (yes, it works) my idle RPM reads
the same as it did before turning it on ... even though there is a
greater load on the engine.  I've always just assumed the idle boost was
doing its job.

Mike

rsf wrote:
> Wow! Is it because it's such an underpowered engine then? I've driven my
> share of cars over the years and 300rpm at best seems the jump for when the
> compressor is engaging...but +1000 rpm over base idle?
>
> Thanks.
> shawn
>
> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of
> John Rodgers
> Sent: Monday, January 30, 2006 6:46 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Re: a/c and idle
>
> rsf wrote:
>
>
>>My idle shoots up 1000rpm when the a/c in turned on. What factors and
>>failure trends are at work here and what needs replaced?
>>
>>Shawn
>>
>>
>>
>>
>
> Sounds like it's worKing just right to me.
>
> The idle stabilizer increases rpm under the following conditions to
> prevent engine stalling:
>
> A/C is  on
> Steering is against the locks one direction or the other (power steering)
> Cold Engine Start
>
> Regards.
>
> John Rodgers
> 88 GL Driver
>