Nibe VVM 310 - Service Information Display

Replacement of reversing valves QN 10 and QN 35
1 Set the switch (SF2) to
"stand by" mode and wait
approx. 30 secs
2 Cut the power supply to
VVM 310 and EB 101.
Drain valve (QM1)
QM20
3 Drain the water by open-
ing the drain valve (QM1)
and allow air in via the vent
(QM20) until VVM310 is
empty.
41Chapter 7 | Component replacementNIBE™ VVM 310