TC reported driving cab 3628 heavy condensation from cab air-con. ~~~~~ 3628 TC reported heavy condensation from cab A/C. CE reported 3628 cab ac condensation.  3628 temp setting was 23C - Adjusted to 25C. Replaced dirty cab A/C filter. Tested Cab A/C operation for cut In/Out - OK. Monitored for an hour - OK. Au TK 45153