Gree GMV-ND100L/A-T Service Manual page 66

GREE
Press and hold the "FUNCTION" button for five seconds in power-on or power-off status to enter
the parameter query interface "C00". Continuously press the "MODE" button for three times, and
then press and hold the "FUNCTION" button for five seconds to enter the engineering parameter
setting interface. The temperature area displays "P00".Press " ▽ " to switch to "P42".
Single IDU: Press the "MODE" button. The project number blinks in the timer area. Press "△" or

"▽" to adjust the project number, and then Press the "ENTER" button to confirm and return to
the upper-level menu.
 One-to-many: Press the "MODE" button to enter the IDU selection menu. Press "△" or "▽" to
switch IDUs. Press the "MODE" button to set the project number of the current IDU in the same
method as above.
5.1.3 User Parameter Query
User parameters can be queried in power-on or power-off status.
(1) Press and hold the "FUNCTION" button for five seconds to enter the user parameter query
interface. The temperature area displays "C00" and "View" is on.
(2) Select a parameter code by pressing " " or " ".
(3) Press the "ENTER/CANCEL" button to return to the upper-level menu till quitting parameter
query.
The user parameter query list is as follows:
Parameter
Parameter Name
Code
Parameter setting
C00
ingress
Project number
C01 query of IDU and
faulty IDU location
Indoor unit
quantity query in
C03
the system
network
Table 2.1 User Parameter Query List
Parameter
Range
Display mode:
Timer area: displays the project number of the current IDU.
- Note: If the current HBS network consists of multiple IDUs,
only the IDU that has the minimum project number is
displayed.
Operation method:
In "C01" status, press the "MODE" button to enter project
number query of IDU. Press "▲" or "▼" to switch the IDU SN.
Display mode:
Temperature area: displays the fault of the current IDU (in the
case of multiple faults, they are circularly displayed every three
1-255: project
seconds).
number of
Timer area: displays (project number conflict C5 fault)/project
online IDU
number of the current IDU (project numberes are arranged from
small to large).
Special operations:
After users press the "MODE" button to enter project number
query, the buzzer of the IDU operated by the wired controller
will ring till users quit "C01" query or switch to the next IDU.
Timer area: displays the number of IDUs in the system
1-80
network.
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GMV5 INDOOR UNIT SERVICE MANUAL
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