ProMinent DULCOTROL DWCa, Assembly And Operating Instructions Manual, Page: 120 / 140

These parts of the DULCOTROL ® measuring/control station
require the following maintenance:
Part Maintenance Interval
With continuous flow through the installation
Parts through which sample water
flows
Check for leaks According to the internal specifica‐
tion of the system operator
Flow control Test the flow control
n
record the flow value
n
lower the flow - the controller
should switch to "Pause"
n
readjust the recorded flow
value.
With a flushed and depressurised installation
Sample water pump
See operating instructions in the
appendix
See operating instructions in the
appendix
Filter Clean, if not possible replace car‐
tridge
As necessary, depending on the
degree of dirt in the sample water.
V82 pressure reducer Refer to the manufacturer's
instructions in the appendix
Refer to the manufacturer's
instructions in the appendix
Honeywell pressure reducer Refer to the manufacturer's
instructions in the appendix
Refer to the manufacturer's
instructions in the appendix
Sensor Maintenance: Refer to the oper‐
ating instructions for the sensor
Refer to the operating instructions
for the sensor
Bypass fitting DLG Unscrew the cup and clean the
sensors
According to the internal specifica‐
tion of the system operator
17.2 DGMa: Replacing the Modules
WARNING!
Danger from hazardous substances!
Possible consequence: Fatal or very serious inju‐
ries.
Please ensure when handling hazardous sub‐
stances that you have read the latest safety data
sheets provided by the manufacture of the haz‐
ardous substance. The actions required are
described in the safety data sheet. Check the
safety data sheet regularly and replace, if neces‐
sary, as the hazard potential of a substance can be
re-evaluated at any time based on new findings.
The system operator is responsible for ensuring
that these safety data sheets are available and that
they are kept up to date, as well as for producing
an associated hazard assessment for the worksta‐
tions affected.
1. Close the ball valve in the feed of the in-line probe housing
2. Close the shut-off valve in the outlet of the in-line probe
housing
Maintenance
120