TC reported cab air-con warm. ~~~~~ CHECK #3547 CAB AC FREON PRESSURE AT LOW SIDE 55PSI,HIGH SIDE 255PSI.CHECK AND CLEAN CCU FILTER AND FIN.C/O EVAP FILTER CHECK CCU UNIT NO LEAK FOUND.MONITOR 3 HOURS AC ABLE TO CUT IN/OUT.DI USER TEMPRATURE 12.9C. JIMMY/IBRAHIM/RAGHU  06.04.2021