Inlets and valves
6850
6850
Released: April 2004 6850 Series Gas Chromatograph Service Procedures 36
Programmable temperature
vaporization inlet (PTV)
Description Part no. Qty.
1. Septumless head G2617-60507 1
2. Septum head*
G2618-80500 1
3. Septum nut* 18740-60835 1
4. PTV inlet assy G2617-60506 1
5. PTV cryo insulator (not shown)
G2617-60510 1
6. PTV LCO
2
cooling jacket G2617-60508 1
7. PTV LN
2
cooling jacket G2619-60501 1
8. Silver seal (5/pk)
5182-9763 1
9. Graphpack inlet adapter
1
0.2-mm column id 5182-9754
0.25–0.33-mm column id
5182-9761
0.53-mm column id
5182-9762
10. Ferrules for graphpack inlet 1
0.2-mm column id (10/pk)
5182-9756
0.25-mm column id (10/pk)
5182-9768
0.32-mm column id (10/pk) 5182-9769
0.53-mm column id (10/pk)
5182-9770
11. Split nut for inlet adapters
5062-3525 1
12. Screws, M3 × 0.5 × 3 mm
3
13. PTV insulation block G2617-20510 1
14. PTV septumless gang weldment G2617-80500 1
15. PTV septum gang FTG weldment
G2618-80500 1
16. Replacement filter kit G1544-80530 1
17. PTV front trap assy G2617-80520 1
18. Trap nut
G1544-20650 1
19. Teflon ferrule (needle seal) 5182-9748 1
20. Kalrez seal** 5182-9759 1
21. Valve body**
5182-9757 1
22. Pressure spring** 5182-9758 1
23. Viton seal 5182-9775 1
24. Sealing element
5182-9760 1
25. PTV column adapter tube G2617-80550
26. 3-D Graphpak ferrules, not shown
(5/pkg)
5182-9749
27. 3-D Graphpak assembly Tool, not
shown
G2617-80540
*See the Agilent chemical analysis consumables and accessories
catalog for Merlin assemblies.
**Service kit, part no. 5182-9747, consists of items 20, 21, and 22.
1
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