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HP 7683 - Needle Support and Guide Replacement

HP 7683
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Installation Guide
Replacing the needle support assembly
18
Replacing the needle support assembly
Use the standard needle support assembly for all injections except cool on-
column injections with a 250-µm or 320-µm column. For these injections, you
must change the needle support assembly to HP accessory 18599T.
Figure 11 Needle support assemblies
To replace the needle support assembly:
1. Remove all vials from turret, and disconnect the injector cable from the GC
and lay the HP G2613A Injector on its back on a flat surface.
2. Open the injector door.
3. Remove the syringe.
530
µ
m
250
µ
m/ 320
µ
m
(standard)
(HP accessory 18599T)
230
µ
m/ 320
µ
m
Needle support foot
Needle support foot

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