Buchi DuMaster D-480, Operation Manual, Page: 186 / 354

Operating instructions DuMaster D-480 ©BÜCHI Labortechnik AG
8 - Maintaining the instrument 186
Top view furnace
The following picture shows a top view of the furnace pulled out:
Legend:
1 Post combustion tube plug
2 Post combustion tube
3 Combustion tube connection
4 Combustion tube
5 Plug of Reductor
6 Reductor
Phase 2: Removing the ash crucible
Proceed as follows:

Open the front door.

Unscrew the combustion tube connector. To do so, turn the bayonet catch handle (2) slowly to
the right.

Remove the ground-in clamp on the reductor (3).

Remove the O
2
supply tube (6) by opening the two ground-in clamps.

Remove the ground-in clamp (5) on the post combustion tube (7).
Top view furnace
The following picture shows a top view of the furnace pulled out:
Legend:
1 Post combustion tube plug
2 Post combustion tube
3 Combustion tube connection
4 Combustion tube
5 Plug of Reductor
6 Reductor
Phase 2: Removing the ash crucible (continued)
Proceed as follows: