User Parameter Settings - Gree GMV-S120WL/A-S Service Manual

Indoor unit project
number query in
C18
the communication
network
Fresh air indoor
C20 unit air discharge
temperature query
Note:
①In parameter query status, ―FAN‖ and ―TIMER‖ buttons are invalid. By pressing ―ON/OFF‖
button, user can return to the main interface but not power on or off the unit.
②In parameter query status, signals of remote controller are invalid.

3.3.2.3 User Parameter Settings

User parameters can be set in power-on or power-off status.
1. Press and hold "FUNCTION" button for 5 seconds, the temperature zone will display "C00".
Then press and hold the "FUNCTION" button for another 5 seconds to enter the interface of wired
controller parameter settings. Temperature zone will display "P00".
2. Select a parameter code by pressing "▲" or "▼". Press "MODE" button to switch to
parameter value settings. The parameter value blinks. Adjust the parameter value by pressing "▲"
or "▼". Then press "SWING/ENTER" button to complete the setting.
GMV5 Home DC Inverter Multi VRF Units
Operation method ("C18" function is not available for slave
Setting: In "C18" status, press "MODE" button to enter the
interface of indoor unit project code query. Press "▲" or "▼"
①If user quits the "C18" query interface within 20 seconds, the
②If the query interface exits after 20 seconds upon time out,
press "ON/OFF" button in power-on or power-off status to
1~255
③The method for cancelling the project number display on any
wired controller in the network is the same as ②.
Temperature zone displays the number of current indoor unit
Timer zone displays the project number of indoor unit.
Each indoor unit and wired controller in the network will display
its own project number (Wired controller will display project
numbers of indoor unit circularly every 3 seconds from small to
In "C20" status, press "MODE" button to enter the interface of
fresh air indoor unit temperature query. Press "▲" or "▼"
Temperature zone displays the project number of current
-9～99
indoor unit (numbers 1~16 are arranged from small to large).
Timer zone displays the air discharge temperature of fresh air
If HBS network consists of only one indoor unit, the timer zone
will directly display the air discharge temperature of that fresh
73
unit in the interface of "C17".
wired controller):
button to select an indoor unit.
Cancellation:
project number display is cancelled.
cancel the project number display.
Display mode:
(numbers are arranged from small to large).
large).
Operation method:
button to select an indoor unit.
Display mode:
indoor unit.
air unit in the interface of "C20".