Endress+Hauser Analytik Jena multi N/C 2100S - Page 74

Maintenance and care multi N/C 2100S
74
2. Remove the top cover.
Open the left side wall of the analyzer.
Unscrew the four fastening screws; the
screws are undetachable and remain in
the wall.
Disconnect the grounding conductor
connection and put the side wall safely
aside.
3. Unscrew the Fingertight connection of
the carrier gas connection from the
furnace head.
4. Release the Allen screw at the lock
holder.
5. Unscrew the union nut of the furnace
head fully off the lock.
6.
Completely unscrew the Allen screw at
the lock holder and deposit the lock on
the analyzer housing.
7. Disconnect the spherical joint (3)
holding the bottom end of the
combustion tube and the entrance of
the condensation coil together. To do so
release the knurled head screw (1) and
remove the fork clamp (2).
8.
Carefully pull the combustion tube
upwards out of the combustion furnace.
9. Remove the three sealing rings, the pressure ring and the union nut from the
combustion tube.
10.
Remove the used catalyst filling (for notes on disposal see section “Disposal” p. 109).
11.
Check the combustion tube for excessive crystallization, cracks and blown out places.
Note:
Only reuse intact combustion tubes.
12.
If required, flush the empty combustion tube carefully with
ultrapure water and leave
to dry completely.