Icon DescriptionNo
No. Icon Description
Clear
error
code
+
Press the two buttons at
the same time to clear
all stored error codes,
the alarm will sound once.
If electricity power
failes, unit can memorize all setting parameters,
unit will
back to the previous setting
once
power supply recovers.
When there is no operation of buttons for 1 minute, buttons will be
locked except Unlock button , Press for 3s, to unlock
buttons.
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( illuminate).
9
the self-check restart when the error is resolved.
When the self-protection activates, the alarm willsound every
se cond minute . The
water tempera ture indicator. Press button for 1sec to stop
the alarm , but the error code does not disappear until the error
is resolved.
In the following circumstances may happen. noitcetorp-fles ,
If the air inlet or outlet s are blocked. P1
If the evaporator is covered with too much dust . P2
Incorrect power supply(exceeding the range of 220-240V). P4
Q: Wh
the temperature shown on the display sometimes drop
A: To avoid the unit opreating ON/OFF frequently , unit will activate heat
when bottom tank temperature is lower than setting
at least 5 ºC.
Q: Why does the temperature shown on the di splay sometimes
decrease dramatically?
A:
f there is a massive hot
the upper part of
introduced into the bottom
Q: Why does the temperature shown on the display sometimes drop
a lot, but there is still an amount of hot water that can be used ?
A: This is because the upper water sensor is located in the upper 1/4
portion of the tank.
hen drawing hot water, it means there is at
of hot water available.
Q: Why is unit shown the icon "
LA
" on display ?
A: The heat pump s operating
ambient range is from -7 to 43 C. If
ambient temperature is out of this range, s ystem will
Q: Why i s there nothing shown on the display?
A:
is
Q: Why are the buttons unavailable sometimes?
A: If there is no operation on the panel for 1 min, unit will lock the
shows " ", to unlock the panel, please press the "ENTER”
for 3 seconds.
Q: Why can't compressor start immediately after setting?
A: Unit will wait for 3 min to balance the pressure of system before
starting compressor again, it's a self protection logic of the unit.
Q: Why is the temperature shown on the display panel sometimes
decrea sing while unit is running?
A: When the upper tank temperature is high er than the lower
temperature , the upper hot water will be mixed by the bottom
temperature.
1)
2)
3)
In some cases if an error occurrs , unit will automatically shift to
E-he ater for heating DHW supply. Please contact authorised
technician for repair.
If unit will not start due to an error,
please contact authorised
technician to repair.
In some errors, the alarm will sound 3 times every minute and the
for 1 sec to stop the alarm,
If the unit runs into malfunction or error, it should be shut down and
1)
2)
3)
Ph 0800 200 510.
Q: What is defrosting?
A: When the environment is humid and cold, the evaporated water may
freeze and the water heating capacity thus decreases. When this happens
the sytem goes into defrost mode, then will restart water heating
upon completion.
During defrosting the fan stops working, the four way valve reverses
varies from 3-10 minutes depending on the ambient temperature
and frost.
8.3 Combination Button
8.4 Auto Restart
8.5 Button Auto Lock
8.6 Screen Auto Lock
9. TROUBLESHOOTING
9.1 Non Error Tips
9.2 Self Protection of Unit
9.3 When an Error Happens
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