Snap: a/con not cold on car 1522 ~~~~~ Found 1522 AC1-1 already isolated due to motor shorted (N239893). Checked 1522 AC2-1 LP and HP having same reading. Vacuumed and recharged freon - LP and HP maintains having same reading. Result indicate lack of compression - CCU C/O required. Removed UVW wire to compressor motor and tagged unit. N2400211 raised for  1522 AC2-1 CCU C/O. Train has been approved for transfer. N.A/teh a.m/lee k.w/17.07.22