Vaillant EIWH electronicVED E 9/1-B IN, Инструкции по эксплуатации и монтажу

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eletronicVED pro series
9
Water heater use and maintenance 6
6 Water heater use and maintenance
6�1 Water heater use
▶ Connect to water
After the water heater is installed, the water heater must first
be drained and debris discharged.
When the outlet has continuous water flow, and there is no
leakage at each joint, the appliance can be powered on.
▶ Power on
Close the air switch (for the first time use
only after installation) and connect the main power. Press
on/off button, the water heater display is bright and water
heater is ready to start.
Note: the water heater can only heat when the flow rate is
larger than 2.0L/ min and the tap water pressure exceeds
0.1MPa.
▶ Temperature selection
The outlet water temperature is constant, and the starting
default temperature is 38℃.
Press temperature minus button, the temperature is
decreased by 1℃.
The adjustable lowest temperature is 30℃.
Press temperature plus button, the temperature is increased
by 1℃。The adjustable highest temperature is 60℃.
If there is no interruption of power supply, the temperature
selected will show after power on/off.
▶ Memory setting
While heating the water, press “M” button to use stored
temperature setting.
Storage data: press “M” button during 3seconds. When
temperature blinks on the display, the temperature can be
adjusted by pressing temperature plus or minus button.
After adjusting temperature, directly press “M” button to
complete temperature setting. The buzzer will sound for
every successful data storage.
▶ Outlet water flow adjustment
Adjust outlet water flow by water flow adjustment knob.
Clockwise rotation will reduce the water flow and anti-
clockwise will increase the water flow.
▶ Power off
Press on/off button to turn off the appliance.
▶ Maintenance
When detecting outlet water temperature sensor short circuit
or open circuit, the display blinks and shows “E1”. The water
heater stops working and needs maintenance.
When detecting inlet water temperature sensor short circuit
or open circuit, the display blinks and shows “E2”. The water
heater stops working and needs maintenance.
6�2 Water heater maintenance
▶ The water heater is only allowed to be repaired or
maintained by qualified professionals. Improper operation
will cause accidents or property loss.
▶ Please cut off power before turning on water heater or
doing maintenance of water heater.
▶ Before maintenance, please refer to fault checklist for
troubleshooting.
▶ Keep the water heater clean before using.
▶ The power supply must be cut off before cleaning the
water heater. Use a damp cloth to dip a small amount
of neutral detergent and gently wipe the water heater,
please do not use gasoline or other solutions. Dry the
water heater with a dry cloth and keep the water heater
dry.
▶ Take measures to prevent water heater from frozen if
water heater does not work for a long time or the water
heater is used in winter.
▶ Water inlet filter needs regular cleaning.
Caution�
▶ When the water heater is installed for the first
time or reused again after reset, the users
should turn off the power and open the tap
first. The water heater can be powered on after
the water flows smoothly without bubble or
leakage. The default temperature is 38 ℃.
▶ The water heater is heated only when the
water flows and the flow rate is larger than
2L/ Min.
▶ When water heater is frozen or prone to
be frozen, the water heater is forbidden to
connect to the power. The water heater can be
only used after it thaws.