Dionex ASE 150, Operator'S Manual

Page: 106 / 176

ASE 150 Operator’s Manual
98
Doc. 065207-02 9/08
g. When you finish editing, save the method and then press
MENU
to return to the
MENU
screen.
h. Move the cursor to
SETUP
and press
ENTER
to display the
SETUP
screen.
i. Press
ENTER
to move the cursor to the method editing field. Press
an arrow button to step through the existing methods. When the
method created for the leak test is displayed, press
ENTER
.
j. Press
START
twice to begin the run.
k. During the static cycle, check the 5/8-inch nut connection on the
inlet side of the valve body for leaks. If there is a leak, use a 5/8-
inch open-end wrench or socket to tighten the connection. Use
another wrench to hold the valve body in place while tightening
the nut.
During the static cycle, also check the tip of the source needle
(the needle with the smaller diameter, near the front of the needle
assembly) in the collection vessel. If liquid drips from the source
needle into the collection vessel during the static cycle (when the
static valve should be closed), it indicates that the valve was not
rebuilt correctly. Press
STOP
to stop the run (or wait for the
method to finish) and then reassemble the valve correctly.
l. When the system passes the leak test, remove the waste bottle and
collection bottle and go on to
Step 6 .
6. Follow the instructions on page 74 to reinstall the right-side panel,
waste bottle, and collection vessel.
7. Reset the
EXTRACTION
counter on the
EXTRACTION COUNTERS
screen (see Section C.2.5 ).
PURGE TIME 60 s (If the test solvent is water, set
the purge time to 120 s.)
STATIC CYCLE 1
CELL TYPE SST