Walk in cooler adjustments needed?

Question

checking a old walk in. r-12 converted to 409a. looks like new compressor. what is the settings for water valve pressure (water cooled unit) and low pressure cut out for about 46 degreese inside??

Answer 1

Maintain a 125 psig head and a 35 psig suction cutout.

That is a little colder than 46 degrees though.