4 English
ton reduces the pressure by 0.1 bar
each, holding the buttons causes the
pressure to rise or fall quickly.
l
Open the tap after setting pressu-
re, the inverter will take frequency
speed control on pump according to
the water using status .Observing
whether the pump is running normal
-
ly ,the pressure showed in the dis-
play whether is constant. If this is the
case, the installation is complete. If
you notice any irregularities, please
read the point
10. RECOGNISING
AND REPAIRING OF
MISTAKES.
Key function and display description
NO.
NAME
Description
1
Increase button
Press the button one time can increase 0.1 bar, long
time press will increase rapidly.
2
Pressure
display area
Displays the current set of pressure values, unit: bar.
The screen flickers after pressing the up and down
buttons to set the working pressure.
3
Power indicator
light
The light on when the power is connected.
4 Pump indicator light
The indicator light flickers rapidly when the motor is in
the state of speed regulation and it flickers slowly when
the motor works in the constant speed or there is no
water. The light will always be on when stops automati-
cally. The light will be off when motor stops manually.
5
Pressure setting
indicator light
The indicator light will flicker when setting the pressure.
6
Water shortage
indicator light
Indicator light flickers when there is no water in the
pipe. It will automatically restart after water shortage,
the restart interval time is 8s, 1min, 10min, 30min, 1h,
2h..2h recycle.
7 Start/ Stop button
Press the button to start/stop the pump and to recovery
normal state manually when pump is in a state of water
shortage.
8
Decrease button Press the button one time can reduce 0.1 bar, long time
press will reduce rapidly.
6. BUTTONS AND FUNCTIONAL DISCRIPTION
Pump head
Permanent
magnet
motor
Cover
Fan
Inlet
Pump casing
Pressure sensor
Rubber foot
Drain screw
Pressure
tank
LED display
Filling pipe
Outlet
Fault code description
NO. Name of code
Code
Fault cause
1 Over-voltage Protection
oU
This code appears when the voltage is higher than 270V and disappears when the
voltage is lower than 260V.
2 Low-voltage Protection
LU
This code appears when the voltage is lower than 80V and disappears when the
voltage is higher than 90V.
3 Overtemperature Protection
oC
This code appears when the temperature is higher than 80 °C and disappears when
the temperature is lower than 60 °C.
4 Sensor Error
oS
This code appears when the pressure sensor is damaged or disconnected and it should
be troubleshooting manually.
5 Overpressure Protection
oCP
This code appears when the pipeline pressure equals 99% range of pressure
sensor and it should be troubleshooting manually.
6 Overload Protection
oLP
This code appears when the current or the power is overloaded and it should be
troubleshooting manually.
Summary of Contents for INVERT-TECH1
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