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SVC 5- 25
c. Mount the cryogenic nozzle on the valve and tighten it firmly with a wrench. (Be sure to
install a CO
2
nozzle (if one was present) in the same position as the old one.)
d. Go to step 22.
20. If a PCOC cryogenic nozzle is installed, proceed as follows:
a. Remove the injection port cover by
grasping its back edge and lifting it upward.
b. Remove the auto- injection assembly
(or optional 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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