GMV5 Home DC Inverter Multi VRF Units
246
heating is turned
on in normal
operation
Whether the auto
heat recovery is
allowed
00: allowed
01: not allowed
Auto heat
recovery water
temperature
setting
Whether the fast
heating mode is
allowed
00: allowed
01: not allowed
Whether floor
heating auxiliary
heating is allowed
to start up
00: allowed
01: not allowed
Maximum setting
value of floor
heating water
yielding
temperature
Notes:
Under parameter setting status, ―heating water/air conditioner/floor heating‖, and ―Timer‖
buttons are invalid. By pressing the ―ON/OFF‖ button, users can return to the main interface but
will not turn on/off the unit.
Engineering parameter inquiry
Engineering parameters can be inquired in power-on or power-off status.
1) Press and hold ―Function‖ button for five seconds to enter into engineering parameter
inquiry interface. The temperature area displays ―C00‖, and ―View‖ icon is on;
2) Within five seconds after ―C00‖ is displayed, continuously press the ―Mode‖ button for three
times in an interval within one second to enter into engineering parameter inquiry.
3) Select a parameter code by pressing ― ‖ or ― ‖.
4) Press ―Enter/Cancel‖ button to return to the upper level menu till quitting parameter inquiry.
In the engineering parameter inquiry interface, users can also inquire user parameters.
The engineering parameter inquiry list is as below:
Engineering Parameter Inquiry List
Parameter
setting
ingress
Under ―C00‖ status, timer area displays the engineering number of
the current hydro box, when one wired controller controls multiple
hydro boxes at the same time, it will only display the engineering
number of hydro box with the minimum number;
Water tank
capacity
inquiry
Operating method:
Enter into the inquiry, under ―C02‖ status, press ―Mode‖ button to
enter into water tank capacity inquiry interface, press ―▲‖ and ―▼‖ to
switch hydro box.
Display method:
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