Heat Pump Installation Guide
27
3. Push the Mode
button to bring on the immersion heater if using the system with a Cylinder,
then Tap
symbol should appear this indicates that the heater is on.
4. Push the Outing
button to force open the DHW valve, the Cylinder
symbol should
then appear to indicate that the DHW valve is open.
5. Now turn on the Room thermostats, 7E57 should now change to either Heat 1 or Heat 2 depending
on what heating zone has been turned on. This indicates that the heat pump has received its run
signal from the room stats.
6. Use the Timer
button to view the temperature of the various sensors fitted to the heat
pump.
7. To come out of the test mode push and hold the Esc
button until the 7E57 clears from the
display.