Buchi DuMaster D-480 User Manual download pdf (Page 210)

Operation Manual D-480 ©BÜCH Labortechnik AG

8 - Maintaining the instrument 210

 Place the ungreased seal on the combustion tube connection (3) at the top.

Furnace area

The following picture shows the details of the furnace area:

Legend:

1 Handle

2 Bayonet catch

3 Reduction tube connection

4 Post combustion tube connection

Phase 2: Installing the Ni flap (continued)

Proceed as follows:

 Push the furnace back:

 Lift the bayonet catch (2) slightly so as not to damage the seal on the combustion tube

connection.

 Close the bayonet catch by turning the bayonet catch handle (1) to the left.

 Close the ground-in clamp (3) on the reduction tube.

 Connect the post combustion tube (4) with the two ground-in clamps again.

 Connect the O

supply tube with a ground-in clamp.

 Close the front door.

Step 3:Follow-up instrument preparation, gas pressure / gas-tightness

After completing all maintenance work, put the instrument back into a state ready for measurement.

See "Follow-up preparation of the instrument: Gas pressure / tightness" in Preparing and following

up maintenance work (on page 171).

To be observed after maintenance

If you have performed maintenance work that has a defined maintenance interval, you must manually

reset the "Status" field to zero on the "Maintenance intervals" dialog (accessible via Options >

Maintenance > Intervals. See Defining maintenance intervals in the software (on page 170).

Removing, cleaning and re-installing the O2 lance

Note

The following section describes the maintenance of the O

lance.

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Buchi DuMaster D-480 User Manual Page 210