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Part I: General Information
1.1 Function description
Air source heat pump water heater is used to heat water for domestic hot water or commercial hot water,
etc.
1.2 Important Information
For your own security, and to ensure proper operation of the unit, this heat pump unit must be installed
and repaired by qualified technician.
A leakage protection switch must be installed near the heat pump in an accessible place.
Do not use any damaged wires and switches, If found ( to be damaged), replace it immediately.
Do not open the electrical box without shutting off all power sources to the heat pump.
When transporting the heat pump, ensure that it keeps upwards and not tilted more than 45°in any
direction.
Before performing any maintenance on the unit you must turn it off first and shut off the power to the
unit.
Do not install the unit in places where there are any inflammable or explosive materials.
Do not restrict or block the air intake or outlet of the unit.
When the unit is not used for a long time, please switch it off and disconnect the power supply. Drain the
unit when ambient temperature is lower than 0℃
When power failure occurs and lasts for more than 5 hours with the ambient temperature lower than
2℃, please drain the unit to prevent the formulation of ice in it.
This appliance is not intended for use by persons (including children) with reduced physical, sensory or
mental capabilities, or lack of experience or knowledge, unless they have been given supervision or
instruction concerning use of the appliance by a person responsible for their safety.
Respect safety distance between the unit and other equipment or structures. Guarantee adequate
pace for access to the unit for maintenance and/or service operations.
Power supply: the cross section of the electrical cables must be adequate for the power of the unit，the
power supply voltage must correspond with the value indicated on the respective units. All units must be
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