653/654 1653 Heavy Condensation.Check an ~~~~~ 653/654 - 1653 Heavy Condensation.  1653 A/c 1 & 2 drain passage, no clogged - OK. Replaced 1653 A/c 1 & 2 filters & A/c drain pipe purging - Done. Function test A/c - OK.  Chan GF/Alan. 15/03/2020.