3658 & 2568- A/C FAULT DURING TRAIN PREP ~~~~~ 3568 & 2567 - A/C FAULT DURING TRAIN PREP.  3568 A/c 2-1 & 2567 A/c 2-2 both having coolant fault. Charged up 2kg of freon each unit to LP=60psi HP=160psi. Checked A/c cut in/out operation - OK. Saloon temp. for both cars at 24'C.  Lee KH/Farreze 44353