Isuzu Rodeo Air Conditioner Expansion Valve

Recently Purchased So I'm Not Aware Of The History, Although I Did Buy It Knowing That The A/c Doesn't Work. The System Is An Accumulator-...

I Replaced The Evaporator And The Expansion Valve But The Tube That Goes From The Expansion Valve Through The Firewall Of The Evaporator Is...

Just Got The A/c Compressor, And The Dryer Changed Out. I Am Not Able To Locate The Expansion Valve. If I Could Get The Location And What I...