GMV5 Home DC Inverter Multi VRF Units
93
4.3.1.5 Disassembly
4.3.2 Debugging
4.3.2.1 Parameter Query
Unit’s parameters can be queried under power-on or power-off status.
1. Press and hold ―FUNCTION‖ button for 5 seconds to enter the interface of parameter query.
―C00‖ is displayed in temperature zone and ―Check‖ icon is on.
2. Press ―▲" or "▼" button to select a parameter code.
3. Press ―ENTER/CANCEL‖ button to return to the previous step until exiting the interface of
parameter query.
4. Parameter query list is as below:
Parameter
setting
ingress
In ―C00‖ status, time zone displays the project number of the
current hydro box. If one wired controller controls multiple hydro
boxes, then only the smallest project number will be shown.
Project
number
query of
hydro box
and location
of a faulty
hydro box
1-255: Project
number of
online hydro
box
Operation method:
Enter query: Press ―MODE‖ button in ―C01‖ status to enter the
interface of hydro box project number query. Press "â–²" or "â–¼"
button to switch the project number of hydro box.
Display mode:
Temperature zone displays the error of the current hydro box (Only
the error of hydro box will be shown. If there are several errors, they
are circularly displayed every 3 seconds).
Timer zone displays (project number conflict C5 error)/ project
number of the current hydro box.
Note: ―C01‖ query will not quit automatically upon time out. User
has to exit ―C01‖ manually.
Indoor air
conditioner
and hydro
box quantity
query in the
system
network
Timer zone displays the total number of indoor units (indoor air
conditioner, hydro box) in the system.
Preferential
operation
query
00: Common
operation
01: Preferential
operation
Operation mode:
In ―C06‖ status, press ―MODE‖ button to enter the interface of
preferential operation query. Press "â–²" or "â–¼" button to select a
hydro box.
Display mode:
Temperature zone displays the project number of current hydro
box.
Timer zone displays the preferential operation setting value of
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