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Showing posts from January, 2020

interview HVAC questions

1. Tell me about HVAC, why we used in pharma 2. Draw flow drawing of ahu 3. Filter details, used in HVAC 4. MOC of filters 5. Validation process of ahu 6. PM process (monthly, quarter, half yearly, etc) 7. RC AND OT TYPE. 8. Delta pressure type . Bubble, cascade, sink 9. Iso 14644 10. Chiller principal, working, cycle. 11. Humidifier, dehumidifier. 12. Classification of room iso 1 to 9 13. Calculation of acph 14. Validation instruments details 15. LAF AND RLAF SO ON