
Auto-restart
If electricity power failed, unit can memorize all setting
parameters, unit will be back to the previous setting when power
recover.
Button Auto Lock
When there is no operation of button for 1 minute, button will be
locked except Unlock button (
)
Press
for 3 sec., unlock buttons..
Screen Auto Lock
If there is no operation of button for 30sec., screen will be
locked (extinguished) except for error code and alarm light.
Press any button will unlock the screen (lighten)
Something about self-protection of unit
When the self-protection happens, the system will be stopped and
start self-check, and restart when the protection resolved.
When the self-protection happens, the
will flash and error
code will be shown at water temperature indicator.
Press
button for 1sec to stop the will flash, but the
and error code does not disappear until protection resolved.
In the following circumstance, self-protection may happen:
Air inlet or outlet is blocked;
The evaporator is covered with too much dust;
Incorrect power supply (exceeding the range of 220-240V
±10%).
Contact service center.
When Error happened
If some normal errors happen, unit will automatically shift to E-
Eheater for emergent DHW supply.
Please contact qualified staff to repair.
If some sever error happen, unit will not start, please contact
qualified staff to repair.
If some errors happen, the
will flash fast.
Press
for 1 sec to stop the will flash, but the alarm icon
will keep glittering.
10 CONTROL