Thank you for your e-mail. Yesterday I have deep discussed with P’Apirak and written the result of microbial in attached “water system drawing”
I need more information as following;
1. Not sure drawing of PC2 and FF3 are duplicate or not?. FF3 have different water supply, I thought page 4 may be incorrect.
2. Can you please clarify more for following;
- Type of resin (example PP) in PC1, PC2 and PC3 and size of resin
- How often for clean resin?
- How often for clean resin?
- Which type of salt that we used for back wash process?
3. Big concern on PC 2 and PC3 that we did not have filter system to minimize the particle contaminate to the water. Is there any plan to consider filter system add to process.
4. For PC 2 and PC3, I understood that the “Soft water tank” have resin, am I correct? Is there any Carbon or Resin is waster system for PC2 or PC3?
5. Who take care for filter system at FF2? Is it technician in FF2? It seem filter have not change for long period of time.
Can we have discussion today 4.00 pm?