hi evryone!!!
the model number of my chiller is :
ertaa217ebanprcm
serial number : ekd2789
production date : 1993 or 1994
the controller is adaptive controle
its a box with 4 arrows up down and to the side
+ switch of tree state reset autolocal autoremote

i need all documentation of that chiller
controller + wiring diagram+ gas circulation
+ manual repair
if some more info needed please ask

regards daniel!!!
thanks in advance to all who try helping!!!