Maintenance - ProMinent 987244 Mode D'emploi

Commissioning / Maintenance
7
Check that the flow monitor is working correctly every 3 months.
If subject to heavy use we recommend reducing the intervals between
services!
Checking settings
a) dynamic operation
b) static operation
22
IMPORTANT
The indicator "Flow" will disappear when the reed-contact is
closed (the float is at the topmost position).
Unplug the flow monitor cable (to temporarily disable the flow monitor).
turn adjusting knob to the left as far as it will go (" - ")
set the required operating pressure at the discharge line (max. 16 bar)
set the required feed rate at the pump (via frequency and stroke)
plug the flow monitor cable back in
the indicator "Flow" in the bottom left of the pump LCD display will
disappear
turn the flow monitor's control knob slowly to the right turn ("+"), until the
indicator "Flow" appears
turn the control knob backwards slightly until the indicator "Flow"
disappears again.
now lower the stroke length at the pump by approx. 20 % (scale division)
(note old value) - the indicator "Flow" should appear. If not, turn the flow
monitor control knob slowly to the right ("+"), until the indicator "Flow"
appears
set the stroke length back to the old value - the indicator "Flow" must
disappear again.

Maintenance

Lower the stroke length - if the stroke length is reduced by approx. 20 %
(scale division) the indicator "Flow" must stop flashing. If not, find the
cause and reset the Flow Control if necessary.
set the stroke length back to the required value - the indicator "Flow"
must start to flash again.
Lower the stroke length - if the stroke length is reduced by approx. 20 %
(scale division) the indicator "Flow" must appear. If not, find the cause and
reset the Flow Control if necessary.
set the stroke length back to the required value - the indicator "Flow"
must disappear again.
ProMinent ®