You should look at the manufacturers directions to see. It's not always the same for every unit.
12 psi
The cast of By the Watercooler - 2008 includes: Lindsey Burkland as Amy Andrew Spires as Ryan
25-40 psi
The cast of Watercooler of the Future - 2008 includes: Ariana Citriani as Vicky Andrew Heikkila James Huffman as Sam Michael Magor as Ray
model ebfsa4-1b is 4.8 oz r143a
It should be 134A, look at the fittings, if there are threads on the outside it's R-12. If they look like air hose quick connects it' 134A
R-12 unless converted to R-134a
The correct spelling is "pressure."
you can have a licensed r-12 mechanic charge it for you or you can get the r-12 to r-134a adapters for it, but you have to change the dryer.
pressuer and haet
atmosphere it has the highest layer
the low side service port is located behind the drivers headlight, in front of the airbox.