Hach AMTAX sc Mode D'emploi page 16

Maintenance
6.3 Routine maintenance schedule
The maintenance schedule is given for standard applications. Deviant applications may
cause different maintenance intervals.
Description
Visual check analytical compartment, manual cleaning if
necessary.
Check filter pads, clean/ replace if necessary, particularly on
fan side.
Check reagents, replace if necessary.
Check cleaning solution, replace if necessary.
Check maintenance counters.
Check standard solutions, replace if necessary.
Visual check of electrode, replace membrane cap and
electrolyte if necessary
Check system for air impermeability.
Function check of both fans.
Function check heating for analyser enclosure.
General function check.
Read out and analyse event log. Read out and check data log
if necessary.
Check electrode (slope with intact membrane cap: –55mV to
–67mV), check every 6 months after 12 months of use.
Replace pump head for air pump.
Check magnetic stir bar, replace if necessary.
Replace reagent pump.
Check cleaning pump and replace if necessary (check every
6 months after 12 months of use)
Check stirring motor, replace if necessary.
1
Recommended maintenance interval, especially for reagents. The actual reagent and electrolyte (AMTAX sc) exchange
intervals depend on configuration.
2
Maintenance cycles are given for standard applications. Deviant applications may cause different maintenance intervals.
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Table 3Routine maintenance schedule
3 months 6 months
(Customer (Service
task) task)
1
X X
1
X X
1
X X
1
X X
1
X X
1
X X
1
X X
X
X
X
X
X
2
(X)
2
(X)
12 months 24 months
(Service (Service
task) task)
X
X
X
X
X
X
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