K3.1.141e Manual NitroFlow HP_EN.doc
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9 Maintenance
9.1 Maintenance
scheme
The NitroFlow
®
HP is virtually maintenance free
Part Action
Frequency
Filters
Replace filter elements
Yearly or after 8000
running hours, which
comes first.
Active carbon
adsorber
Replace adsorber
1x per year, together
with filter elements
Check purity
setting
Determine oxygen content in output and
readjust by readjusting the flow control
valve
1x per year
O
2
-sensor Change
O
2
-sensor
Calibrate O
2
-sensor
1x per 3 years
4x per year
Clean display
Clean with a moist cloth
1x per year
Table 9-1: Maintenance scheme