10.1.8 Maintenance in the furnace area ............................................................................................. 57
10.1.8.1 Replacing the furnace cleaning brush and thermal shield ............................................... 57
10.1.8.2 Replacing the combustion tube ....................................................................................... 61
10.1.8.3 Removing the crucible tray .............................................................................................. 63
10.1.9 Replacing the O-rings .............................................................................................................. 64
10.1.9.1 Replacing the O-ring at the top of the combustion tube .................................................. 64
10.1.9.2 Replacing the O-rings at the bottom and in the bottom furnace locking device .............. 65
10.1.9.3 Replacing the O-rings on the furnace seal ...................................................................... 67
10.1.10 Cleaning the connecting hose between the furnace and metal filter ....................................... 69
10.2 Maintenance the HTFr ..................................................................................................................... 70
10.2.1 Overview of maintenance work for the HTFr ........................................................................... 70
10.2.2 Cleaning the combustion tube and the dust box ..................................................................... 71
10.2.2.1 Opening the dust box ....................................................................................................... 72
10.2.2.2 Cleaning the dust box ...................................................................................................... 73
10.2.2.3 Closing the dust box ........................................................................................................ 74
10.2.3 Replacing the combustion tube ............................................................................................... 75
10.2.3.1 Removing the dust box .................................................................................................... 76
10.2.3.2 Removing the combustion tube ....................................................................................... 77
10.2.3.3 Inserting the combustion tube .......................................................................................... 79
10.2.3.4 Installing the dust box ...................................................................................................... 82
10.2.4 Replacing the moisture filter on the HTFr ................................................................................ 84
10.2.5 Replacing the dust filter cartridge ............................................................................................ 86
10.2.6 Replacing the O-rings on the HTFr .......................................................................................... 87
10.2.6.1 Replacing the O-rings on the moisture filter .................................................................... 87
10.2.6.2 Replacing the O-rings on the combustion tube ............................................................... 88
11 Spare parts ........................................................................................................................................... 90
11.1 Spare parts for the analyzer ............................................................................................................ 90
11.1.1 Front of the machine ................................................................................................................ 90
11.1.2 Front (interior view) .................................................................................................................. 91
11.1.2.1 Catalyst furnace ............................................................................................................... 93
11.1.2.2 Complete dust filter housing with heating element .......................................................... 94
11.1.2.3 Complete dust filter .......................................................................................................... 95
11.1.3 Furnace .................................................................................................................................... 96
11.1.4 Furnace cleaning mechanism .................................................................................................. 99
11.1.5 Back of the machine .............................................................................................................. 100
11.1.6 Left-hand side of the machine ............................................................................................... 101
11.1.6.1 Left side, Dev Gate ........................................................................................................ 102
11.1.6.2 Valve block, compressed air control system ................................................................. 103
11.1.7 Top mounting plate ................................................................................................................ 105
11.2 Spare parts for the HTFr ................................................................................................................ 107
11.2.1 Front of the machine .............................................................................................................. 107
11.2.2 Right-hand side of the machine ............................................................................................. 108
11.3 Gas purification furnace, optional .................................................................................................. 110
11.4 Fuses ............................................................................................................................................. 111
11.5 Consumables ................................................................................................................................. 111
12 Decommissioning.............................................................................................................................. 112
13 Storage ............................................................................................................................................... 112
14 Disposal .............................................................................................................................................. 113
15 Index ................................................................................................................................................... 114