Cab air-con not working. ~~~~~ 3683 Checked HP=200 psi, LP=40 to 25 psi fluctuating. Reclaimed freon, vacuum system, leak test & recharged 2.1 kg freon. Function test & checked HP=210 psi, LP=60 psi. Diffuser temperature = 7'C. Monitor for 2 hrs - OK. A/c drain pipe purging - Done.  Koon PL/Farid/Salleh. 18/02/2021.