A/C evac readings...

[mrvette]

How much vacuum?? 12 lbs 25 lbs?? on a car, R134

[Aerovette]

I thought it was 35.

[Rodnok1]

Mine pegs at 32/35

[RHunt]

uh,
vacuum before fill or low pressure side idling?
vac, 20-22
lopres 30-40

[Patsgarage]

Ideally 30 inhg, but depending on your equipment anything below 20 inhg will work.