Flushing The Reagent Syringes - GE Sievers 900 Series Operation And Maintenance Manual

• If you choose New Oxidizer, enter the expiration date that was listed on the oxidizer
packaging: press the Day button and use the number pad to specify the day of
expiration and press Enter; repeat for the Month and Year buttons. Press the Amount
button and confirm that the correct volume is selected, either 150 mL or 300 mL. Press
Accept after you have entered the complete expiration date. You will be prompted to
confirm the installation of new oxidizer; press the Confirm button to continue.
4. Repeat Step 3 for each consumable that you installed.
Note: When Password protection or DataGuard is activated, not all users are able to modify
settings on this screen. See "Using Password Protection" on page 125 or "Using
DataGuard" on page 126 for more information.
Consumables
Lamp:
Tubing:
R. Bed:
Acid:
Oxid:
Main

Flushing the Reagent Syringes

If the Analyzer has not been used for over 24 hours, the decomposition of persulfate can produce
oxygen bubbles in the syringe pump and the reagent addition lines. To prevent bubbles from
entering the sample stream and interfering in the TOC measurement, a reagent flush is used to
remove the bubbles and fill the syringe with fresh reagent. A reagent flush also is recommended
after installing new chemical reagents.
For the reagent flush, it is recommend that the Analyzer must be connected to a water supply. A 40-
mL vial of water may be used for the reagent flush. To initiate a syringe flush, follow these steps:
GE Analytical Instruments ©2009
26 Days Used
176 Days Remaining
26 Days Used
296 Days Remaining
26 Days Used
301 Days Remaining
Expires 23 FEB 2005
357 Days Remaining
Expires 23 MAY 2004
85 Days Remaining
Start Analysis
Figure 38: The Consumables Screen
191 of 236
4 Mar 2004 08:25
New Lamp
New Tubing
New R. Bed
New Acid
New Oxid
DLM 90488-01 Rev. A