I want to find detailed files about ALCO zz thermo expansion valve

[brightfu1]

Recently, I have got a thermo expansion valve. It’s made by Alco company. But there is a worry instruction in it's box .So I want to find it's file.
But there is not any right instruction in deputy office too.SO i find it's file on internat.but there is some simple messeges in emerson web.In his messege,it provides notes that is for valve capacities or refrigerants not listed,consult ALCO applications engineering department.
I have contacted ALCO Company in email. But no reply to
Me.
Do anyone help me??
Thermo expansion valve TYPE:ALCO ZZC 2.5BG125
The refrigerant is R23.
My email: brightfu3000@hotmail.com

[Brian_UK]

Try this section of the Emerson website:- http://www.emersonflowcontrols.com/web/txv.asp

There are two pdf files on the ZZ valves available for download.

[brightfu1]

Thanks,
I kown this website.and also download two pdf files about ZZ valves .
But it is too simple,not detailed for me.
I want detailed files about ZZ valves.
In its files ,there should have detailed valve capacities .