System Set-Up
70
Air-to-Water Heat Pump
Common setting
• Function Code 01
: Test run
Test run should be performed when additional refrigerant charging is required. To charge the
refrigerant, the unit must run in cooling mode. Test run instantly makes the unit working in cooling
mode for 18 minutes.
Note
: • If you press any kind of button during this mode, Test run mode will be finished.
• After running 18 minutes under test run mode, system will automatically turn OFF.
• Function Code 02
: Disable 3 minute delay
Factory use only.
• Function Code 03
: Remote air sensor connection
If user connects remote air sensor to control the unit by room air temperature, the connection
information should be notified to the unit.
Note
: If remote air sensor is connected but this function code is not set correctly, the unit can not
be controlled by room air temperature.
• Function Code 04
: Celsius / Fahrenheit switching
Temperature is displayed in Celsius or Fahrenheit.
• Function Code 05
: Setting temperature selection
The unit can be operated according to air temperature or leaving water temperature. The selection
for setting temperature as air temperature or leaving water temperature is determined.
Note
: Air temperature as setting temperature is ONLY available when remote air sensor
connection is enabled and Function Code 03 is set as 02.
• Function Code 06
: Auto dry contact
This function allows the dry contact operate under auto run mode or manual mode with remote
controller.
If thermostat is used, value should be changed from "2" to "1".
• Function Code 07
: Address setting
When central controller is installed, address assigning is set by this function.
Содержание AHBW Series
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Страница 29: ...General Information Installation Manual 29 ENGLISH Wiring Diagram Including Field Wiring AHBW036H0 ...
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