Dionex As - Page 152

AS Autosampler Operator’s Manual
140 Doc. 065051-03 1/08
6. The sampling needle line is coiled and held by a bracket and clamp on
the upper-right side of the autosampler compartment (see
Figure 5-11
). To remove the tubing, use a flathead screwdriver to
gently pry the center bracket apart. Then, lift the tubing out of the
bracket and clamp.
7. Measure the distance from the second yellow sleeve (see Figure 5-11
)
to the needle. When installing the new sampling needle assembly,
position the sleeve on the new line the same distance from the needle.
Figure 5-11. Sampling Needle Line Bracket and Clamp (Right Side of Compartment)
8. If you are replacing an 8.5 mL assembly (P/N 061267), go on to
Step 9
. If you are replacing a 1.2 mL sampling needle assembly
(P/N 054271), follow the steps below to disconnect the sampling
needle line:
a. Disconnect the sampling needle assembly from port C on the
sample syringe valve.
b. Pull the ferrule fitting off the end of the tubing and remove the
bolt.
Bracket
Clamp
To Port
C
on
S
ample
Syringe Valve
Coupler
Samplin
g
Needle
Line
Second Yellow Sleeve
Note: This coupler is
included only on the 8.2 mL
sampling needle assembly.
Samplin
g
Needle