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Air to Water Heat Pump
Service Manual- Versati II Series
PRODUCT
water tank is reached, the e-heater will stop running.
3�7 Quick Water Heating
In quick water heating mode, the unit runs according to the water heating control of heat pump and the
e-heater of water tank runs at the same time.
3�8 Holiday Mode
This mode is only available for heating mode. This mode is set to keep indoor temperature or outflow
temperature in a certain range, so as to prevent water system of the unit from freezing or protect certain indoor
articles from freezing damage. (This mode requires installing indoor temperature sensor). When the outdoor
unit stops due to malfunction, the two e-heaters of the unit will run.
3�9 Forced Operation Mode
This mode is only used for refrigerant recovery and debugging of the unit.
3�10 Silent Mode
Silent mode is available in cooling, heating and water heating mode. In silent mode, the outdoor unit will
reduce the running noise via automatic control.
3�11 Disinfection Mode
In this mode, the water heating system can be disinfected. When starting up the disinfection function and
setting corresponding time to meet the requirement of disinfection mode, the function will start. After the setting
temperature is reached, this mode will terminate.
3�12 Weather-dependent Heating Mode
This mode is only available for space heating. In weather-dependent heating mode, the indoor temperature
is detected and controlled automatically.
3�13 Floor Commissioning
This function is intended to preheat the oor periodically for the initial use.
3�14 Air Removal of the Water System
This function is intended to replenish water and remove air in the water system to make the equipment run
at the stabilized water pressure.
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