7
Detectors Advanced Maintenance
Cleaning or Replacing the FPD Flame-side Heat Shields
Thermo Scientific
TRACE 1300 and TRACE 1310 Hardware Manual
313
a.
Insert a new heat shield into its housing inside the detector body.
b. Insert the spacer into the flange, letting it stand out for about 5 mm.
c.
Insert a new graphite seal on the spacer, pushing it slowly until it touches the flange.
d. Insert the flange into the detector body and fix it tightening the three Allen screws.
See
Figure 307.
Filter-side Heat Shield Replacement
nt (2)
e.
Using a clean paper towel, clean the mirror surface of the plug. If necessary, use a
solvent as methylene chloride or methanol to remove deposits and a metal polishing
paste to restore it to the previous reflectivity.
f.
Insert the mirror plug in the detector body and fix it with the relevant Allen screws.
See
Figure 308.
Mirror Plug Reinstallation
g. Insert the filter support into the flange and fix it tightening the three Allen screws.
Check the O-ring that fixes the heat shield is in place before tightening the screws.
See
Note
Before reinserting the plug, inspect the graphite seal inside the plug’s
housing. If the seal is damaged and could not ensure tightness, remove it and
replace with a new one.
Graphite Seal
Содержание TRACE 1300
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