Gree GMV-ND100L/A-T Service Manual page 60

MULTI VRF-Ⅱ INDOOR UNIT SERVICE MANUAL EUROPEAN/LATIN AMETICA (R410A)
Parameter
Parameter Name
Code
Temperature
query for outlet
C15
temperature
sensor of IDU
Opening degrees
query of
C16 electronic
expansion valve
of IDU
Capacity
configuration ratio
n2
upper-limit of
outdoor/IDU
Historical fault
n6 query ingress of
ODU
Parameter query
n7
ingress of ODU
Parameter
Range
Operation method:
In "C15" status, press the "MODE" button to enter outlet
temperature sensor query of IDU. Press "
the IDU SN.
Display mode:
Temperature area: displays the project number of the current
IDU.
Timer area: displays the temperature value.
-9 to 99
If the HBS network consists of only one IDU, the timer area
directly displays the temperature value in the "C14" interface.
No matter Fahrenheit or Centigrade remote signals are
received, the temperature is displayed in Centigrade.
When the wired controller displays the inlet-tube temperature
after receiving signals from the remote controller, the inlet-tube
temperature of the IDU that has the minimum project number in the
HBS network is displayed by default.
Operation method:
In "C16" status, press the "MODE" button to enter electronic
expansion valve opening degree query of IDU. Press "
" to 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
50: 150%
ratio 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
fault SN. Press the "ENTER/CANCEL" button to return to the
faults
upper-level menu.
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.
Operation method (n7 query is not supported for the slave wired
controller):
In "n7" status, the timer area is not displayed. Press the
01-13
"MODE" button to enter parameter query of ODU. The first bit in
25-29
the temperature area (display bit of the ODU module ID) blinks.
Press "▲" or "▼" to switch the ODU module ID. Press the
"MODE" button to select an ODU module. In this case, the first
56
View Method
" or " " to switch
" or " " to switch the
" or "