BUCHI KjelDigester K-449 - Manual (Page 50)

7 – 50
7 Maintenance
KjelDigester K-446/K-449 Operation Manual
Tubes and rack
NOTE
To clean the tubes and rack together in the dishwasher additional accessories are required.
1. Place the sample tubes and rack b on the rack stand c.
2. Install the retaining plate a and lock it with the 2 latches d to secure the sample
tubes.
3. Turn the rack upside down and place it in the dishwasher.
a Follow-on tasks
1. Check the glass parts (8–58).
7.3 Suction module sealing and spring ,replacement
a Preliminary tasks
1. Remove the suction module (7–54).