13
Exhaust Air Heat Pump with CMEV
III. OPERATION INSTRUCTION
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When the system is off, touch the button “ON/OFF”, the system will turn on.
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When the system is on, touch the button “ON/OFF”, the system will turn off.
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When the screen is in sleep mode, simply touch it to wake it up for operation.
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No operation on the controller for 5 minutes, the screen will enter sleep mode.
Only the current water temperature will be displayed.
3.1 Turn ON/OFF
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Heating mode: Touch the button “MODE” to select different working modes.
Also the working mode will be showed on the top right corner of screen.
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Only heating mode is accessible by “MODE” button for H20. Please refer to below
for accessing other working modes.
→ Eco mode: When the Water temperature is set ≤ 55
o
C, only heat pump works.
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Hybrid mode: When 55
o
C water temperature setting≤max 70
o
C, heat pump heats the water to 55
o
C.
and stop working, then the electric heating element continues heating the water to set temperature.
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Bo
oster mode: Touch the button “SET”→touch the button “User Para”→Touch the button “F13”, then this
mode will be activated. Under this mode, heat pump and electric heating element work simultaneously.
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Timer mode: Please refer to 3.5.3 for details. All above modes could be accessible under timer mode.
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Heat pump failure mode: When heat pump system fails, electric heating element will work automatically.
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Low ambient temperature mode: When the ambient temperature is less than 5
o
C
only electric heating element is allowed to work.
3.2 Select working mode
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Touch the icon
on the home Page to enter water
temperature setting → Touch the button “+”, “-” to adjust water
temperature setting → Touch the button “OK”
to confirm water temperature setting.
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The max water temperature the heat pump can achieve is 55
o
C,
It is recommended not to raise the temperature above this.
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The max water temperature that electric heating element
could achieve is 70
o
C.
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Based on above, DO NOT set water temperature over 70
o
C.
3.3 Set water temperature
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Touch the icon on the home page to enter real-clock
setting → Input the real time→Press the button “Return” to confirm
the time and return to home Page.
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Touch the button “SET” on the home page to enter real-clock
setting → Touch the button “Clock” to calibrate the real date and time.
3.4 Real-Clock Setting
THERE ARE TWO WAYS TO ACCESS REAL-CLOCK SETTING.
