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ECOTHERM
Heat transfer solutions
®
Operating Instructions High Capacity Water Heaters Models EHRE/EHPE & EDRE - ELC 11
7.3.5 Pollution control
The pollution control points on the average value of the commissioning, which is calculated after the first 10 loading
hours. the limit value is determined afterwards. if this value is exceeded the pollution warning is read out. after 10
further loading hours the plant turnes on interfence. if the interfence is quitted the plant runs for further 60 hours.
afterwards only service engineers can remedy this disturbance.
(Safety level 0)
Make out a new pressure
difference average value
7.3.6 Alarms
Failure messages and troubleshooting
In the main display below the alarm buttons please find
the failure messages.
the high capacity water heater commands a boiler
charge controlling which controlls and supervises all
functions of the system.
additionally the charge controlling shows fault reports
via the display.
Please find more details to the fault reports with their
reasons in the schedule on page 36.
(Safety level 0)
Quit alarm
Delete alarm
Control unit
Pressure difference alarm value
Pollution warning is induced if
the differential pressure of the
secondary pump exceeds this
value
Pressure difference current value
Pressure differene
calibration
figure 38
figure 39
