Tank Cleaning
Last Updated: 2019-10-09 by Nick Busey
Object and Scope
The purpose of this SOP is to ensure consistency of process relating to the CIP, Sanitization and Purging/Pressurization of a 7 BBL Fermenter.
Equipment Needed
- Cart Pump
- 2 x Short Cleaning Hoses
Hazards Identification and PPE / Safety Steps Required:
PPE: Eye protection, rubber boots, gloves
Hazardous Products: Acid, Caustic, Co2
Hazards: Handling hazardous products, heat
Preparation
- Fill kettle with hot water from the hose.
- Ensure the tank to be cleaned is empty before beginning.
- Open dump port slowly to release anything that may be in the tank.
- Open port fully.
- Remove fermenter door and gasket.
- Take out of tank room and clean separately with a brush and caustic.
- Remove carb stone. Attach it in-line with a T.
- Hose out any solids remaining in fermenter.
- Connect dump port to transfer tee.
- Connect other side of transfer tee to pump inlet.
- Connect pump outlet to CIP inlet.
- Close transfer tee dump side.
Cleaning Fermenters
CIP
- Run water from kettle to pump outlet.
- Add super CIP to tank.
- Replace fermenter door and gasket.
- Let loop run for 30 minutes.
- Stop pump and dump the liquid.
Rinse
- Fill HLT with city water.
- Pump HLT to fermenter CIP arm.
- Let loop run for 30 minutes.
- Stop pump and dump the liquid.
Wrap up
- Open dump port, open front door.
- Remove all hoses and tubes.
- Leave open to dry ready to be sanitized before the next use.