Hopefully you vacuumed for at least an hour. Did you dump out the shipping oil and refill with the correct amount of oil, hopefully. In any event you are still undercharged and you will not get cooling until you install the full amount of refrigerant Also when you give us pressures please set to max...

Unless you have done AC work before, it might be best to have a shop look at this for you. There is more to it than meets the eye in terms of parts and skills.
Look for a shop that is MACS certified, they are the best. For example don’t go to a brake shop, etc_’

Most auto AC systems now are more complicated than in the past. Some of us would say over complicated

I don’t view your issues as DIY, especially with the mileage on the car. Once you get past 100K, all bets are off on the components on most cars. “ if the car were mine, I would recover the system, replace the control valve, replace the desiccant container in the R/D, evacuate the system, and rechar...

Proceed with caution, I am concerned that the compressor has grenaded.
As mentioned have a pro shop check it out to prevent more damage. Do not use it in the meantime

Have system professionally recovered and recharged to spec before going further

Interesting. We don’t see that many here in Texas

How long did you pull a vacuum?
The markings on the low side gauge are very inadequate. If you do not have a vacuum gauge you would need to vac for at least an hr.
Also if you used the gauge markings to show that it held vac, then you were probably misled

You really need to incorporate your questions on a separate thread else the staff members such as Dougflas and others may not see it

Your issue with a westfalia has come up before on this forum, but I don’t recall anyone posting results. This could merely be because many posters never give feedback unfortunately. Or because their project/approach /methods did not work. Do a search here. I am not understanding the concern with lon...