
2000-OSM, F1
8-7
10. Lightly lubricate the
body O-rings
.
11. Install the
body O-rings
onto the
body
and the
piston
.
12. Insert the
piston
and the
piston rod
into the
sleeve
, being careful not to cut the O-ring. Fully
insert the
piston
until it contacts the stops.
13. Stack the
15 Belleville springs
onto the 1/4-inch thin wall plastic tubing, as shown in Figure 8-5.
Figure 8-5. STACKING THE BELLEVILLE SPRINGS
14. Using the tubing only as a guide, slide the
Belleville springs
over the
stem
into the bore of the
body
.
15. Install the
rear valve seat
over the
stem
and let it rest against the
Belleville springs
. Do not
allow the seat to scratch the stem.
16. Clean all the exposed area of the
stem
with acetone to ensure the stem and groove are free of
grease and contamination.
17. Slide the first cleaned
seal
over the
stem
using the “A” end of Seal Insertion Tool TL-791A006B.
The 30° angle (pointed end) of the
seal
must face the
Belleville springs
.
18. Slide the cleaned
sample chamber
over the
stem
onto the
seal
.
19. Slide the second cleaned
seal
over the
stem
using the “B” end of Seal Insertion Tool TL-
791A006B. The 30° angled (pointed end) of the
seal
faces out, away from the
sample chamber
.
20. Install the
vaporizer chamber
into the
flange
.
21. Lightly lubricate the threads on the
body
.
22. Retract the
stem
until it is flush with the front of the
seal
.
23. Screw the
body
into the
flange
against the
vaporizer chamber
until tight.
24. Push the
stem
into place.