Nibe VVM 500 - Page 44

Replacement of circulation pump GP1 and GP12
1 Set the switch (SF2) to
"stand by" mode and wait
approx. 30 secs
2 Cut the power supply to
VVM 500 and EB 101.
QM1
QM20
3 Drain the water by open-
ing the drain valve (QM1)
and allow air in via the vent
(QM20) until VVM 500 is
empty.
NIBE™ VVM 500Chapter 7 | Component replacement42