Hach-Lange FILTRAX User Manual - Manual (Page 45)

Maintenance
43
6.1.1 Weekly
Visual inspection
• General instrument function
• Function of the venting on the filter modules
• Quality of the filtered samples
• State of the air filter in the control unit
6.1.2 Every 3 months
All maintenance work must
be performed in the [+SERVICE]
menu!
Replacement of consumables and cleaning
• Replacement of the metering tubes
• Replacement of control unit air filter
(depending on condition only air inlet)
• Menu-based cleaning
(this cleaning interval can vary depending on the conditions)
Fig. 6-26 Consumables after 3 months
Fig. 6-27 Metering tube replacement