1 general information – YSI P 700 IQ Analyzer User Manual
Page 68
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P 700 IQ
5.3 Maintenance and cleaning activities
(general steps)
5.3.1 General information
Maintenance activities have to be done at regular intervals on the
P 700 IQ.
The preparation of the P 700 IQ depends on whether the maintenance
activity should be done while the P 700 IQ is closed or open.
Tab. 5-3: Maintenance activities
Maintenance
activity
P 700 IQ
Interval
Purge manually
Closed
As required
(see section 5.3.3, 71)
Calibrate manually
Cleaning the filter
membrane
2 ... 4 weeks
depending on application
(see section 5.4.5, 88)
Changing the filter
membrane
If cleaning does not achieve
any improvement
(see section 5.4.6, 92)
Changing the liquid
containers
Open
(Overall:
section
5.3.4, 73)
Approx. 4 months
depending on the frequency of
measurement, cleaning, cali-
bration
(see section 5.4.1, 76)
Changing the valve
tubes (T SET)
12 months
(see section 5.4.3, 79)
Changing the filter
mats
Depending on contamination
(see section 5.4.2, 78)
Changing the
pump tube of the
peristaltic pump
12 - months
depending on measuring
interval
(see section 5.4.4, 83)
Cleaning the over-
flow vessel
12 months (recommended)
section 5.4.7, 93
Perform a
Hydraulic check
When necessary
section 5.4.8, 94