Buchi DuMaster D-480, Руководство по эксплуатации

Страница: 208 / 354

Operating instructions DuMaster D-480 ©BÜCHI Labortechnik AG
8 - Maintaining the instrument 208
Furnace area
The following picture shows the details of the furnace area:
Legend:
1 Bayonet catch
2 Handle
3 Connection Reductor
4 Ball valve fastening
5 Ground-in clamp
6 O
2
supply tube
7 Post combustion tube connection
Phase 2: Removing the Ni flap
Proceed as follows:

Open the front door.

Unscrew the combustion tube connector. To do so, turn the bayonet catch handle (2) to the right.

Remove the ground-in clamp (5) on the reductor (3).

Remove the ground-in clamp (5) on the post combustion tube (7).

Remove the O
2
supply tube (6) by opening the two ground-in clamps (5).
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 Ni flap (continued)
Proceed as follows:

Press the reductor plug (5), the combustion tube connection (3) and the post combustion tube
connector (1) down lightly and pull the furnace out of the instrument to the front.