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Before long-term storage, do the steps that follow:
1. Remove the process vial from the flow-thru head. Refer to the illustrated steps in
on page 12.
2. Fill the process vial three times with sterilized water. Discard the water.
3. Fill the process vial with water that is deionized and sterilized.
4. Put a plug in the process vial. Use the plug for a sample vial.
Maintenance
Maintenance schedule
Table 1
shows the recommended schedule of maintenance tasks. Facility requirements and
operating conditions may increase the frequency of some tasks.
Task
Clean the instrument
on page 10
Clean the vial
on page 10
Replace the vial
on page 12
Replace the pump tubing
on page 14
Clean the instrument
Clean the exterior of the instrument with a moist cloth and a mild soap solution and then wipe the
instrument dry as necessary.
Clean the vial
Personal injury hazard. Remove power from the instrument before this procedure is started.
Do not to touch or scratch the glass of the process vial. Contamination or scratches on the glass can cause
measurement errors.
Use standard laboratory procedures to clean the process vial before initial use and as necessary to
remove contamination from the glass.
As an alternative, clean the process vial with the optional vial wiper. Refer to
optional wiper
on page 11.
1. Remove the process vial from the flow-thru head. Refer to the illustrated steps in
on page 12.
2. Use standard laboratory procedures to clean the process vial.
3. Install the process vial in the flow-thru head. Refer to the illustrated steps in
on page 12.
4. Clean the exterior of the process vial with a no-lint cloth to remove dirt, fingerprints or particles
from the glass.
10 English
Table 1 Maintenance schedule
1 year
X
W A R N I N G
N O T I C E
Replace the vial
As necessary
X
X
X
Clean the vial with the
Replace the vial
Replace the vial
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