HTW HTW-ATS-O-300VAX, Owners And Installation Manual

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54
Wire connection
• The specification of the power supply wire is 3*1.5 mm².
• Fuse specification is T 3.15A 250V
• There must be a switch when connecting the unit to the power system. The current of the
switch is 1 6 A.
• The unit must be installed a Creepage Breaker near the power supply and must be
effectively earthed. The specification of the creepage breaker is 30mA, less than 0.1sec.
THE APPLIANCE SHALL BE INSTALLED IN ACCORDANCE WITH NATIONAL WIRING
REGULATIONS.
Trial running
Checks before trial running
 Check both the water in the tank as well as the water pipe connection.
 Check the power system, make sure that the power supply is normal and the wire
connection is ok.
 Check the inlet water pressure, make sure that the pressure is sufficient (above 0.15Mpa).
 Check if any water flows out from the hot water outlet, make sure that the tank is full of water
before turning on the power.
 Check the unit; make sure everything is ok before turning ‘ON’ the power of the unit, check
the light on the wire controller when the unit runs.
 Use the wire controller to start the unit.
 Listen to the unit carefully when turning ‘ON’ the power of the unit. Turn the power ‘OFF’
when you hear an abnormal sound.
 Measure the water temperature, to check the undulation of the water temperature.
 Once the parameters have been set, the user cannot change the parameters optionally.
Please use a qualified service person to do this.