YSI P 700 IQ Analyzer - Manual (Page 68)

68 ba76133e01 09/2013
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