What I meant to say was that both the suction and discharge sides of the compressor have low-side fittings. I'll make sure that I only use the conversion fitting for the 134a on the suction side.

 

Ed

> 
> If you have two fittings on the suction line, one is probably a service port, and the other was intended for a low pressure switch 
> 
> 
> Keith Hughes
> 
> '86 Westy Tiico (Marvin)
> 

                                          
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