Hitachi EX 100/120/200/220, John Deere ?? electric to hydraulic control conversion kit

For those interested and looking for the conversion kit Tones has mentioned which will convert a troublesome Hitachi EX and whatever John Deeres which they cross to (ie my 790ELC), ebay had a vendor selling the kits!
Here is one example;...

Hitachi EX 100/120/200/220, John Deere ?? electric to hydraulic control conversion kit

Hitachi EX 100/120/200/220, John Deere ?? electric to hydraulic control conversion kit