FAQs
Phenomenon
No water
Only cold water comes
out but the heat
indicator is on
Only cold water comes out
and the heating indicator
is off. No water comes
out.
The water comes out
big and small, cold
and hot
The heat indicator is
on all the time
The amount of hot water
produced is low
Matters to be confirmed
①Whether the water supply system is off or he
water pressure is too low
②Whether the water is blocked, and whether the
hot water valve is open
①Whether the hot water outlet is not opened
②Whether the water temperature is adjusted well
③Whether the heating time is too short to reach
the set temperature
④Whether the components are damaged
①Whether the power supply is properly
connected
②Whether the temperature controller is invalid
Whether the tap water pressure is stable
①The water does not reach the set temperature
②Whether the temperature controller is invalid
①Whether the current temperature setting is too
low
②Whether the tap water pressure is too high
9
Solutions
Check
Check and clean up
Check and open
Turn up the set temperature
appropriately. After heating
to the set temperature,
control the hot and cold
water by adjusting the mixing
valve
Continue heating
If not ①②③, contact with
maintenance department
Check the power outlet
If not ①, contact the
maintenance department.
Turn down the flow rate of the
mixing valve or wait for the
water pressure to stabilize
before use
Continue heating
If not ①, contact the
maintenance department.
Calibrate according to the
instruction manual.
Turn down the flow rate of the
mixing valve.