Dionex As, Operator'S Manual

Page: 231 / 356

B • Installation
Doc. 065051-03 1/08
219
11. Align the syringe piston with the connecting screw mount on the
syringe drive.
12. Insert the syringe drive connecting screw removed in Step 2 and
tighten fingertight.
B.4 Injection Valve Plumbing
The injection valve is plumbed at the factory with all tubing and fittings for
connections to the pump, inject port, and column.
A 25
μ
L PEEK sample loop (P/N 042857) is installed between ports 1 and 4.
Other sample loop sizes are available. Contact Dionex for information.
Figure B-52 shows the valve connections. This information is for reference,
should you need to replace any tubing or fittings.
Figure B-52. Injection Valve Plumbing
From Pump
0.125-mm (0.005-in)
ID PEEK
Needle Seal Assembly
Sample Loop
10-32
10-32
10-32
10-32
10-32
10-32
10-32
10-32
Waste
From AS
Inject Port
To Column
Column
Switching Valve
or
1
2
4
3
6
5 0.75-mm (0.030-in)
ID PEEK
0.25-mm (0.010-in)
ID PEEK
25 L PEEK
(Other loop sizes,
can be used)
μ
or ultra-low pressure
concentrator columns,