Pax feedback to staff(OTP) that train was warm. TC confirmed no fault. Staff(QUE) checked and confir med no air-con fault, Car was cooling. Pax feedback to staff (OTP) that train was warm. TC confirmed no fault. Staff(QUE) ~~~~~ CAR #1535 AC 1 LOST POWER REFER TO MO 11855768.#3535 AC1-1,2 ,2-1,2 CHECK HP/LP WITHIN CRITERIA.#2535 AIRCON 1-1,2 COOLANT SLIGHTLY H CRITERIA PURGE OUT FREON OK.#2536 AIRCON 1-1,1,2-1,2 FREON LEVEL LOW TOP UP WITHIN CRITERIA.ALL AIRCON CCU FILTER AREA NO LEAK OBSERVED.MONITOR 1 HR LP/HP STABILIZED.SALOON CAR TEMPERATURE ALL  24*C MAINTAINED.FUNCTION CHECK OK. RAM/AZIM/FAHMI Y/FAHMI S/BUDIMAN 17.12.2023