Section 6 Maintenance; Maintenance Schedule - Hach NITRATAX plus sc User Manual

Section 6

6.1 Maintenance schedule

Maintenance Task
Visual inspection
Check calibration
Inspection
Seal change
Wiper profile change
Wearing parts
Quantity
1
1
1
1
2
1
2
1
Under normal operating conditions using factory settings.
Maintenance
Pinch Hazard. Only qualified personnel should conduct the tasks described in this section of the
manual.
Proper maintenance of the measuring windows in the sensor is critical for accurate
measurements. The measuring windows should be checked monthly for soiling and the
wiper profile checked for wear.
The seals must be replaced by the manufacturer's Service Department. For more information,
see the instruction sheet of the flow-through accessories for NITRATAX sc.
weekly
X
X
(depending on the
ambient conditions)
Description
Wiper sets
Wiper motor
Seal set
Light bulb
Measuring window
Filter set
O-ring flow unit
C A U T I O N
N O T I C E
6 months Annually
X (counter)
X (counter)
as per counter
X
1
Average service life
1 year
5 years
1 year
10 years
5 years
5 years
1 year
23