Behncke QWT - 8 Faults and Remedies

Water/water heat exchanger – QWT, WTI, SWT, SWT-T
01.07.2015
22
Faults and remedies
8 Faults and remedies
Effect
Check the possible cause
No power
Are the stop valves open?
Is the heat exchanger completely filled with water in both circuits?
Has the heat exchanger been vented?
Is the flow sufficient in the heating circuit (see Technical
specifications)?