In vacation mode, the setting target water tempera-
ture is 15 as default and will show the
remanent vacation days. On the last day of
vacation, unit will automatically start disinfect
function, and automatically reset the target
temperature to the last one before vacation.
If unit has already been under vacation mode or
OFF, press will lead to show invalid icon
on the display.
20
Installation & Owner's Manual
5.3 Combination button
5.4 Auto-restart
5.5 Button Auto Lock
Icon
Description
No
No.
Icon
Description
Clear error
code
Query
mode
+
+
Press the two buttons at
the same time to clear
all stored error & protect
codes, and the buzzer
will buzz one time.
Press the two buttons at
the same time for 1sec to
go into query mode.
Under query mode user
can check unit setting &
running parameters by
pressing
circularly. Press button
for 1s or no button
operation for 30s, then
quit query mode.
If electricity power failed, unit can memorize all setting parameters,
unit will be back to the previous setting when power recover.
When there is no operation of button for 1 minute, button will be
locked except Unlock button( ), Press for 3s, unlock
buttons.
5.6 Screen Auto Lock
If there is no operation of button for 30s, screen will be locked(extinguished)
except for error code and alarm light.
Press any button will unlock the screen(lighten)
6. OPERATION(Model:TNF190)
6.1 Control Panel Explanation
6.2 Display Explanation
Fig. 6-1
Display
Operation
Fig.6-2
10
11
12
13
14
16
15
17
18
19
Table 6-1
AMBIENT TEMP OVER THE OPERATION
RANGE OF HP:
will be lightened if the ambient temp. is
not in the operation range of heat pump,
otherwise will be extinguished.
WIRE CONTROLLER(Reserve function):
will be lightened if connected a wire
controller, otherwise will be extinguished.
COMPRESSOR:
will be lightened if compressor is activated,
otherwise will be extinguished.
No
Icon
Description
E-HEATER:
will be lightened if e-heater is activated,
otherwise will be extinguished.
