Table settings
This options allows you to define up to 10 data elements that the instrument will display for each
measurement. More data is recorded, but only 10 values can be displayed on screen. Define for
each of the 10 columns the data to view from the drop-down list of available data elements. Select
Validation to accept and save the selected data elements.
Maintenance
Schedule
The following table shows the recommended maintenance schedule for an average of 500 package
analyses per week. This proposed schedule should be modified according to operating conditions.
Action Interval
Clean instrument exterior Daily
Refill sonotrode base with water Daily
Check piercing tip is tight Daily
Check the purge gas supply, pressure and purity (CO
2
99.9%)
C A U T I O N
On no account should the cylinder become empty while the instrument is
switched on as this can cause damage to the carbon dioxide sensor.
Daily
Run a reference sample (old beer) through the system to verify the CO
2
sensor
and the O
2
response/residual (< 20 ppb)
Daily
Goretex filter replacement (see Wizards on page 20) Weekly
Remove and clean instrument front door inside and out Weekly
Clean optical barrier windows Weekly
Clean the sonotrode surface of the package holder Weekly
Clean laser optics used to position the package Weekly
Refill the antifoam cartridge (see Antifoam cartridge preparation on page 20) Approximately every 6 weeks
O
2
sensor cartridge replacement and calibration (see Wizards on page 20) Every 2-3 months
Piercing gasket replacement (see Wizards on page 20) Every 3 months
Piercing tip replacement (see Wizards on page 20) Every 6 months
Clean antifoam cartridge Every 6 months
Purge and clean antifoam system Every 6 months
Replace the display protection film Every 6 months
Replace the rim detector protection Every 6 months
Replace flow chamber O-ring Every 6 months
Replace the blue sample tubing Every 6 months
The following are performed by a Hach Lange service technician:
Action Interval
Sensor calibrations Twice a year
Replace needle valve Yearly
English 19
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