AERMEC HMI-BHP User Manual

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11. If the relative function is activated (paragraph "8.3Activating/deactivating the
memory (On/o memory)p.25"), the value of this parameter will be stored
in the memory and automatically reset after any possible voltage failure;
12. The default value for this function is “O”.
4.13 ENABLING EMERGENCY OPERATION FOR HEATING OR
DHW (EMERGEN. MODE)
Emergen. mode
On
O
OK Cancel
If the compatible Aermec accessory tank for this model (refer to the installation
manual for more information) - and/or an additional heat source (paragraph
"7.7 Setting the use of an external thermostat (Thermostat) p. 20") or electric
heater (paragraph "7.8Setting an additional heat source (Other thermal)p.20")
- is installed and correctly set on the system, you can enable the “Emergency mode”
function which excludes the heat pump for hot water (domestic or system) pro-
duction, using only the electric heater of the storage tank and/or the additional
heat source (or electric heater) to meet the requests. After accessing the “Emergen.
mode” function, you can enable or disable this program; you must then press “OK”
to conrm.
 Note:
1. Emergency mode can only be activated when the unit is OFF, or if the com-
pressor displays an error and, despite a reset, the error resumes and persists
for at least 3 minutes;
2. Emergency mode can only be activated in heating (DHW or Heating, but not
simultaneously);
3. Emergency mode cannot be activated without the installation (and activation)
of the electric heater on the storage tank and/or the additional heat source or
electric heater;
4. The use of Emergency mode (in Heating) will be blocked if the “HP-Water
Switch“, “Auxi. heater 1”, “Auxi. heater 2“, “Temp AHLW“ errors appear;
5. The use of Emergency mode (in DHW) will be blocked if the “Auxi. WTH“ error
appears;
6. None of the functions linked to the timers will be available during Emergency
mode;
7. The thermostat cannot be used in Emergency mode;
8. After a voltage failure, Emergency mode returns to the OFF status;
9. Certain functions are not available in Emergency mode so, if you attempt to
activate them, the system will tell you to disable Emergency mode rst;
10. The default value for this function is “O”.
4.14 SETTING THE WINTER PERIOD ABSENCE FUNCTION
(HOLIDAY MODE)
Holiday mode
On
O
OK Cancel
You can use the weekly timer to assign the “Holiday” program to at least one day
of the week. On those days, the unit will work in heating mode, maintaining a 30°C
set-point on delivery water (or 10°C if the check is based on the ambient air). To
enable the implementation of the Holiday Program (if set on the weekly timer), you
must activate this function.
After accessing the “Holiday mode” function, you can choose one of the modes
available by clicking directly on the text that identies it and then conrming with
the ”OK” key.
 Note:
1. Before changing the operating mode, the unit must be OFF, otherwise a mes-
sage will warn you to turn the unit o before changing the mode;
2. During the use of Holiday mode (as set in the weekly timer), the operating
mode will be automatically set on “Heating” and the On/O command from
the panel cannot be used;
3. None of the functions linked to the timers will be available during Holiday
mode;
4. Certain functions are not available in Emergency mode so, if you attempt to
activate them, the system will tell you to disable Emergency mode rst;
5. If the relative function is activated (paragraph "8.3Activating/deactivating the
memory (On/o memory)p.25"), the value of this parameter will be stored
in the memory and automatically reset after any possible voltage failure;
6. The default value for this function is “O”.

AERMEC HMI-BHP Specifications

General

Brand	AERMEC
Model	HMI-BHP
Category	Controller
Language	English