Gree GMV-ND100L/A-T Service Manual page 86

GREE
No. Button name
13
14
15
16
17
5.4.1 Master IDU Settings
The master IDU can be set through the wired controller or remote controller. The methods for setting
the master IDU through the remote controller are as follows:
Step 1: Set an IDU to air-supply status and set the temperature to 30° C.
Step 2: Continuously press "—" and "+" for three times within five seconds.
Step 3: Check whether the setting is successful. If it is, the LED panel of the IDU will display "UC"
for five seconds and "MASTER" on the wired controller will be on. Otherwise, repeat steps 1 and 2.
5.4.2 Parameter Query
Engineering application functions cover parameter query and parameter settings.
For parameter query, users can query user parameters and engineering parameters of the unit. The
parameter query method is as follows:
(1) On the professional remote controller of YV1L1, press and hold "
enter the parameter query status. The viewing text is displayed. The query code "C00" blinks in
the temperature area.
(2) Press "
2.5 for parameters that can be queried).
(3) If the timer area displays query sub-items, it indicates that there are level 2 query menus. Press
" " to enter level 2 query menu selection. The content blinks in the timer area. Press
MODE
" " to switch query sub-items and select a level 2 menu to be queried.
(4) Press "
After entering the engineering application function, the system automatically quits the engineering
commissioning status if no valid operations are performed within 20 seconds. To directly quit the
engineering commissioning status, press "
Query Code
C00
C01
C02
C03
C04
SLEEP Set sleep function
LIGHT Set light function
CLOCK Set clock of the system
I FEEL Set I FEEL function
Switch temperature displaying type on the unit's display
TEMP
" to switch the query code and select a unit parameter to be queried (see Table
" to confirm query and return to step 2.
CLOCK
Table 2.5 Query Parameters
Query Content
Project number query of the current IDU
Indoor unit quantity query in the CAN1 network
Project number query of the master IDU
GMV5 INDOOR UNIT SERVICE MANUAL
Function
".
Query Sub-item
Invalid
Capacity query of the current IDU
81
" for five seconds to
CLOCK
Level 2 Query Content