Varian 450-GC, User Manual

Page: 109 / 205

1177 Split/Splitless Capillary Injector - Injectors
Varian, Inc. User Manual 450-GC Page: 171
Maintenance
Before maintaining the 1177 Injector please read the common
Injector/septum maintenance information in the section Maintenance,
on page 432.
The 1177 is a Split/Splitless capillary Injector. Typically, to change from Split
operation to Splitless involves changing the Injector insert. Also replace the
insert on routine base. This is especially important when dirty samples are
analyzed.
Tools Required
•
Tweezers or septum pick (P/N 72-000084-00).
•
Injector nut wrench (P/N 03-908423-00).
•
Philips screwdriver (long handle).
•
Clean laboratory tissue.
The Injector nut may be hot. Lower the Injector
temperature to 50
he Injector nut to
cool before proceeding.
Remove the Glass Insert
Follow these steps to remove the glass insert from the 1177 Injector.
1. Use the Injector nut wrench to remove the
Injector nut. Place the nut on a clean
surface (e.g., clean tissue).
2. Remove the inject switch by unscrewing
the retaining nut.
C and permit t