Innova 3in1 5M Installer Manual page 45

wait a minute and press the power button
–
the control panel
press the key to modify the setting, MODE
–
press the enter key
–
press the keys until you reach auto mode
–
press the enter key
–
The compressor start symbol appears on the display
after a few seconds
3�12�5 Checks during and after the first start-up
After starting up, check that
• the current consumption of the appliance is lower than
the maximum current indicated in the manual of the in-
door unit
During compressor operation, the power supply voltage
does not fall below the nominal value -10 %.
• the three-phase supply has a maximum unbalance be-
tween phases of 3%
• the appliance operates within the recommended operat-
ing conditions
• the hydraulic circuit is completely deaerated
• the hydrometer pressure is between 1 and 2 bar
• the air-to-water heat pump performs a shutdown and
subsequent restart
• the thermal gradient between the delivery and return is
between 4 ÷7 °C
Set a lower circulator speed if the thermal gradient is low-
er than 4 °C.
If the thermal gradient is greater than 7 °C check that all
the valves on the plant are open and if necessary add an
external pump to increase the water flow rate.
• disconnect and reconnect power to the device and check
correct operation
on turn the master switch of the appliance to position
–
0-OFF
after a few seconds, re-energize the appliance
–
Check that the display does not change.
AUTO
PUTTING IT INTO SERVICE
22
45