Maintenance and care
multi EA 4000 Version 01.16 101
8.5 Operation with manual TIC solids module
Maintenance intervals
Remove chemical splashes from the
housing
immediately
Clean TIC reactor (Erlenmeyer flask) between samples
Replace the desiccant in the drying
tube
as required (blackening or clumping due to
moisture absorption)
Replace the halide trap if half of the copper wool or the brass wool is
discolored
Replace the water traps as required, but no later than after 3 months
Replace the desiccant in the drying tube in the same manner as in the basic device multi EA
4000 ( see section "Replacing the desiccant in the drying tube" p. 88).
Also replace the copper and brass wool in the halide trap analog to the replacement of the
halide trap in the basic device in the multi EA 4000 ( see section "Replacing the halide
trap" p. 89).
8.5.1 Clean the TIC reactor at the manual TIC solids module
After each analysis rinse the TIC reactor (Erlenmeyer flask) with ultrapure water. Then dry it
thoroughly (see also "Performing the TIC measurement" p. 80).
8.6 Replacing the water traps
IMPORTANT
The water traps (TC
Pre-filter and disposable retention filter) can be replaced in the
-on state but not during a measurement. Always replace both water traps!
The water traps only serve their function if they are inserted in the order and installation d
i-
Replace the water traps dependent on the sample matrix, but no later than after 6 months,
as follows:
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