Gree GMV-ND07PLS/A-T(U) Service Manual page 57

Opening
degrees query
C16 of electronic
expansion
valve of IDU
Capacity
configuration
n2 ratio
upper-limit of
outdoor/IDU
Historical fault
n6 query ingress
of ODU
Multi Variable Air Conditioners Indoor Unit for North America
Operation method:
In ―C16‖ status, press the ―MODE‖ button to enter electronic
expansion valve opening degree query of IDU. Press "
switch the IDU SN.
Display mode:
Temperature area: displays the project number of the current IDU.
Timer area: displays the opening degree value.
0-20 If the HBS network consists of only one IDU, the timer area directly
displays the opening degree value of electronic expansion valve in
the ―C16‖ interface.
When the wired controller displays the opening degree of electronic
expansion valve after receiving signals from the remote controller,
the opening degree of electronic expansion valve of the IDU that has
the minimum project number in the HBS network is displayed by
default.
Temperature area: displays the parameter code.
35: 135%
Timer area: displays the setting value of capacity configuration ratio
50: 150%
of the current outdoor/IDU.
Operation method:
In ―n6‖ status, press the ―MODE‖ button to enter fault code query of
ODU (when a wired controller controls multiple IDUs, only the faults
memorized by the IDU that has the minimum project number can be
queried). Press ―
Five historical
―ENTER/CANCEL‖ button to return to the upper-level menu.
faults
Display mode:
Temperature area: displays the fault SN and fault code from left to
right (1-5, faults are arranged from the earliest to the latest).
Timer area: displays the project number of the ODU.
‖ or ― ‖ to switch the fault SN. Press the
51
" or " " to