NEW BRUNSWICK SCIENTIFIC BioFlo 4500, Manual To Operations

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New Brunswick Scientific Co., Inc. User’s Guide
193
3
3
2
2
S
S
H
H
U
U
T
T
D
D
O
O
W
W
N
N
P
P
R
R
O
O
C
C
E
E
D
D
U
U
R
R
E
E
After the fermentation or cell culture run, instrument operation and services must be
terminated.
We recommend that you follow this procedure:
1. Set the pH control loop to
OFF
.
2. Set the DO control loop to
OFF
.
3. Set the Foam control loop to
OFF
.
4. Set the Pressure control loop to
OFF
.
5. Set the Airflow control loop to
OFF
.
6. Stop Agitation.
7. Stop steam supply to vessel.
8. Drain the contents of the vessel:
•
Remove the vessel drain port cap.
•
Connect an appropriate hose to the quick-connect fitting on the port, to transfer
vessel contents.
9. If the fermentor is to remain off for an extensive period of time, close all service
supply valves.