Alyza IQ PO4
Maintenance and cleaning
107
ba76201d03
05/2020
Regular
maintenance
activities
Regular maintenance
Interval
Measuring unit
(simple mainte-
nance activities
on site)
Installing/replacing the
MultiPort valve (MPV)
Approx. 12 months
with a measuring interval of
10 min.
Depending on the fre-
quency of the measuring,
cleaning or calibrating pro-
cedures, the maintenance
intervals will be shorter or
longer (see section 5.5,
Installing / replacing the
ChemBags
Approx. 3 - 6 months (MR1),
approx. 1.5 - 3 months
(MR2),
depending on the frequency
of the measuring, cleaning
and calibration routines
(see section 5.5,
108)
Installing/replacing the
tubes on the MultiPort
valve (MPV)
12 - 24 months
(see section 5.5,
108)
Measuring unit
(complex main-
tenance activi-
ties in the labora-
tory, after remov-
ing the measur-
ing unit)
Installing / replacing the
syringe body
Approx. 2 years
(see mounting instructions
of the syringe body)
Installing / replacing the
tubes of the photometer
unit )
As necessary
(see mounting instructions
of the tubes of the photome-
ter unit)
Sample inlet,
outlet
Clean the overflow ves-
sel and intake line
As necessary
(see section 5.6.5,
Return line
As necessary
Waste tube of the mea-
suring unit
As necessary
Sample filtration
Sample filtration:
Cleaning the filter plate
(Filter/PC)
2 ... 4 months
depending on the applica-
tion.
If cleaning does not help
(see section 5.6.4,
Summary of Contents for WTW Alyza IQ PO4
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