
42
7 Taking
into
operation
The meter can be taken into operation once it has been installed.
Proceed as follows:
Open the stop valves.
Check the system for leaks.
Carefully bleed the system.
The message “E – 7” disappears from the display after a short time.
Check the flow rate and temperature displays for plausibility.
Bleed the system until the flow rate display is steady. Regulate the system using the flow rate
display.
Seal the sensors.
Attach the seals to the calculator and temperature sensors.
Read the meter counts for energy, volume and operating hours.
Error messages for wrong installation:
Error
display
Meaning
E - 3
Temperature sensors reversed during installation or connection.
E - 6
Meter has not been installed in the intended direction of flow.
NOTE
If the system is idle, these error messages can appear even though the installation
has been carried out correctly.