SVC 6-16
` Remove/Replace PCOC Inlet Heater and Sensor Cartridges
PERFORM THE PROCEDURE FOR DISCONNECTING/CONNECTING HEATER AND
TEMPERATURE SENSOR WIRING ON MAIN PCB BEFORE PERFORMING THIS PROCEDURE.
1. Allow time for the oven and heated zones to cool.
2. At the bottom of the inlet, inside the column
oven, remove the column and hardware asso-
ciated with the inlet(s) (liner, column/liner nuts,
ferrules, makeup gas adapter, etc.).
3. Remove the injection port cover by grasping its
back edge and lifting it upward.
4. Remove the two screws securing the left side
panel along its bottom edge.
5. Cap the base of the inlet, inside the column
oven.
6. Remove the auto-injection assembly (or op-
tional manual injection assembly) by rotating it
counter-clockwise). Be careful not to loose
the septum, insert, or PCOC insert spring which
are installed under the injection assembly.
AUTO
INJECTION
ASSEMBLY
OPTIONAL
MANUAL
INJECTION
ASSEMBLY
DUCKBILL
SEPTUM
SEPTUM
PCOC INSERT
SPRING
AIR DEFLECTOR
WELDMENT
INSULATION
CAVITY
SLEEVE
SCREW
INSERT
HEATER/SENSOR
CABLE ASSEMBLY
1/4-INCH
SCREW
AND
WASHER
INJECTION PORT COVER
TOP COVER
PRESS
HERE TO
FREE
COVER
LID SHAFT
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