Equipment Details
64
Water Supply
When the heating system is switched off,
the electrical safety/drain valve opens.
- The valve remains open even after
the heating has been switched on.
The electrical safety/drain valve will no
longer close.
- The valve remains open even after the
heating gas been switched on.
Water dripping from the electrical
safety/drain valve.
Outside temperature below 4°C.
No 12 V power supply at the drain valve.
Outside temperature below 8°C.
No 12 V power supply at the drain valve.
Water pressure too high.
Switch the heating on. At temperatures of
about 4°C and below the drain valve will
open automatically.
Check 12 V supply voltage and fuses
Switch the heating on. Without heating
operation, the drain valve will not close
again until temperatures above 8∞C have
been reached.
Check 12 V supply voltage and fuses
Check pump pressure (max. 2.8 bar). If
connected to a central water supply (rural
or urban connection), a pressure reducer
must be used, which will prevent pressures
higher than 2.8 bar entering the boiler.
FAULT CAUSE RECTIFICATION
TROUBLE-SHOOTING