Hach-Lange FILTRAX eco User Manual
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Maintenance
5.2.2 Cleaning tasks with optional cleaning container LZX216
4
Carefully clean the filter module with 5% chlorine bleach (sodium hypochlorite) or 5%
hydrochloric acid (for high concentrations of iron) and a soft sponge. Do not contaminate
the sample suction line in the process.
CLEAN MODUL
WA R N I N G
Observe the safety regulations related to handling the cleaning solution and wear appropriate
protective clothing.
Do not allow chlorine bleach to come into contact with acidic reagents as this may cause
chorine vapors to form.
5
Attach the filter module to the module carrier again after 10 minutes' exposure time, without
rinsing with water beforehand. To clean the sample tube with the solution still present in the
filter, confirm the cleaning operation with [OK].
6
Immerse the module carrier once more and confirm with [OK].
REP.MOD.CARRIER
7
Active sample line cleaning with the [PREPUMP] function
(600 seconds — counter runs backwards, the operating time counter date [CLEANED] is
automatically updated).
Once the prepump program is complete, commission all connected instruments.
PREPUMP 600 s
Table 2 Menu-controlled cleaning tasks (Continued)
Action
FILTRAX eco display
Figure 25 Cleaning container LZX216