KK1 Pro Single Pump Controller
5.0 Fault messages, possible malfunctions, and solutions
Message
on Display
Possible cause
Solution
High level
alarm
1. The level floating switch
does not work
2. The set run time is too
short
3. The delay start time is
too long
1. Check the level floating switch,
and remove any impurity if the
switch is blocked; if the FS contact
failed, replace the floating switch.
2. Adjust the run time.
3. Adjust the delay start time.
No-load
The set run time is too
long
Adjust the run time
No-load
The current is too large
1. Check the pump and remove any
impurities if winding onto the
pump.
2.Check the grid power supply and
pump cable for electric leakage.
3.Replace any damaged pump by a
new one.
Cycle times 1. The lower FS
corresponding to the
pump is always in the ON
state.
2. The set run time is too
short.
3. The floating switch fixed
position is too low
1. Check the level floating switch,
and remove any impurity if the
switch is blocked; if the FS contact
failed, replace the floating switch.
2. Adjust the run time.
3. Adjust the FS position.
In the
pressure
mode, the
water level
is displayed
incorrectly
1. Air leakage from air pipe
2. When connecting air
pipe, the end of the air
vent is not immersed in
water.
1. Check each connection of air pipe
for air leakage.
2. Press the Manual button to drain
the water level below the air intake,
and release the Manual button.
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