Gree GMV-ND07PLS/A-T(U) Service Manual page 70

GREE
Parameter
Parameter Name
Code
Indoor unit quantity
C11 query in
one-to-many mode
Outdoor
C12 environment
temperature query
Indoor relative
C17
humidity query
Indoor unit project
number query in
C18
the communication
network
Fresh-air IDU
C20 outlet temperature
query
Inquiry of the
C23 version of wired
controller
NOTICE! In parameter query status, "FAN", "TIMER", "SLEEP", and "SWING" are invalid. By pressing
the "ON/OFF" button, users can return to the main interface but not power on/off the unit.
Parameter
Range
Timer area: displays the number of IDUs controlled by the
1-16
wired controller.
Timer area: displays the temperature value of the environment
-
temperature sensor of the master ODU.
Operation method:
In "C17" status, press the "MODE" button to enter the indoor
relative humidity query interface. Press "▲" or "▼" to switch
the IDU SN.
Display mode:
20-90 Temperature area: displays the project number of IDU (project
numbers are arranged from small to large).
Timer area: displays the relative humidity value.
If the HBS network consists of only one IDU, the timer area
directly displays the IDU relative humidity value in the "C17"
interface.
Operation method:
In "C18" status, press the "MODE" button to enter the IDU
project number query interface. Press "▲" or "▼" to switch the
IDU SN.
Cancellation method:
If users quit the "C18" query interface within 20 seconds, the
project number display is cancelled.
If the query interface is quit after 20 seconds upon timeout,
press the "ON/OFF" button in power-on or power-off status to
cancel the project number display.
1-255
The method for cancelling the project number display on any
wired controller in the network is the same as  .
Display mode:
Temperature area: displays the SN of the current IDU (project
numbers are arranged from small to large).
Timer area: displays the project number of the current IDU.
Each IDU/wired controller in the network displays its own
project number (the wired controller circularly displays project
numbers of IDUs every three seconds from small to large).
Operation method:
In "C20" status, press the "MODE" button to enter the fresh-air
IDU temperature query interface. Press "▲" or "▼" to switch
the IDU SN.
Display mode:
-9 to 99 Temperature area: displays the project number of the current
IDU (1-16, project numbers are arranged from small to large).
Timer area: displays the fresh-air IDU outlet temperature.
If the HBS network consists of only one IDU, the timer area
directly displays the fresh-air IDU outlet temperature in the
"C20" interface.
Display mode:
Display in timer zone: version of the wired controller (display
on the right)
Note:
-
Version of the wired controller refers to the version of the
program of the wired controller
The version number doesn't have decimal points. It's an
integral number.
64
Multi Variable Air Conditioners Indoor Unit
View Method