[V8] A/C confusion

[Coleman, David]

Maybe the '94 needs to use Audi's sport freon (RS-134).

 

> -----Original Message-----
> From: v8-bounces at audifans.com 
> [mailto:v8-bounces at audifans.com] On Behalf Of Intemann, Paul 
> (GE Infra, Aviation, US)
> Sent: Tuesday, May 22, 2007 1:58 PM
> To: v8 at audifans.com
> Subject: [V8] A/C confusion
> 
> OK ... I am officially stumped.  Ordered an A/C accumulator 
> for both the '90 & '94 V8q's from RockAuto.  Both arrived ... 
> but the '94 doesn't have a "service port" (the '90 
> accumulator OTOH has 2!!!)???  What gives?  It plumbed in OK 
> but how the heck to I fill it with only the high pressure 
> port available (keeping in mind that my 30 lb fill-tank of
> R-134 does not generate "enough" pressure to drive sufficient 
> Freon into the system through that port).  And using the '90 
> accumulator isn't an option either because Audi (in their 
> infinite wisdom) decided to upsize the "upstream" coupling 
> thread diameter in the '94 compared to the '90 and '91's (not 
> sure about the '92 & '93's).  At this point the only thing I 
> can think of doing is getting myself 3 of those "small" R-134 
> cans and using their (hopefully) higher packaging pressure to 
> get the required amount of Freon into the system.
> 
> Any other ideas?
> 
> Thanks in advance,
> 
> Paul
> 
> '90 V8q auto
> '91 V8q 5-speed
> '94 V8q 4.2
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