12E5119 Instruction Manual QuickTOC
®
ultra
IECEx 195
8 Care and Maintenance
8.7 Perform Maintenance Actions
LAR | PROCESS ANALYSERS AG
8.7.17 Replace Reactor Foot Seal
6. Disassemble the ventilation grid on the bottom of the analyser by gently pulling it forward with your
handsUndo the screws of the second bottom grid behind it and detach it.
7. Now the reactor foot is visible.
8. Unscrew the four black spacer bolts (1) (there are two for the high salt option).
9. Unscrew the three screws from the seating of the reactor foot.
10. Undo the screwed insert with teflon tube (3) from the reactor foot seat (2).
11. Carefully pull the reactor foot from the reactor pipe end.
12. Remove the old reactor foot seal and replace it with a new one.
13. Reconnect the screwed insert with teflon tube (3) to the reactor foot seating (2).
14. Screw back in the three screws (6) for seating the reactor foot.
15. Screw on the four black spacer bolts (1) (there are two for the high salt option).
16. Pull the reactor foot with disc onto the spacer bolts so that the gas path is not blocked by the
reactor pipe.
17. Use the screws to attach both bottom grids.
18. Mount the maintenance cover.
Danger
Danger of burns
Allow the oven to cool completely (2 hours in total). One hour after switching
off the furnace, the temperature of the reactor tube is still about 400° C to
500° C!
Always use heat-resistant gloves when working on the stove.
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