TC feedback cab air-con was not working.Unable to reset. Cab was warm. ~~~~~ T412 3659 (S) reported cab aircond warm. KRJ SB (CE:3659 No ac fault. Temp.29.5.Outside weather Hot.)  "#3659 cab AC fault unable to duplicate in depot. Further check found freon level low. LP24, HP175. Proceed to charge freon level to LP60, HP250. Monitor for 1 hour, no signs of freon leak and cab is cooling. " done by: Kalees, Asruddin and Kumar. 21/07/2024.