TC reported cab air-con was blowing warmair. ~~~~~ CAR NO: #3552 CAB A/C WARM. CHECKED FREON AT 10 PSI LOW SIDE. CHARGE FREON TO LOW SIDE 60 PSI. HIGH SIDE 205 PSI. TEMP TAKEN OK -14°C. MONITOR FOR 1HR -A/C U BLE TO CUT OUT. CHECK & FOUND CAB A/C THERMISTOR FAULTY. C/O - CHECK -OK. FUNCTION CHECKED -A/C ABLE TO CUT IN/OUT -OK. CHECKED FOR LEAKAGE AT CCU & AHU -OK. MOTOR CURRENT 2.9 AMP -OK. MONITOR FOR 1 HR. TEMP AT 13.8°C. HAZIQ/IBRAHIM/BUDIMAN,20/01/2020.