Gree GMV-N07G/A3A-D(U), Service Manual

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Multi Variable Air Conditioners Indoor Unit for North America
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4.3.5 Engineering Parameter Settings
Engineering parameters can be set in power-on or power-off status.
(1)
Press and hold the ―FUNCTION‖button for five seconds. The temperature area displays ―C00‖.
Continuously press the ―MODE‖ button for three times, and then press and hold the ―FUNCTION‖button
for another five seconds to enter the wired controller engineering parameter setting interface. The
temperature area displays ―P00‖.
(2)
Select a parameter code by pressing ―▲‖ or ―▼‖. Press the ―MODE‖ button to switch to
parameter value settings. The parameter value blinks. Adjust the parameter value by
pressing―▲‖ or ―▼‖
and then press the ―SWING/CANCEL‖ button to complete settings.
(3)
Press the ―SWING/CANCEL‖ button to return to the upper-level menu till quitting parameter
settings.
For the engineering parameter setting list of the XK79 wired controller, refer to the engineering
setting query list in XK46 engineering parameter settings.
Note: In parameter settings, the function of "SWING/CANCEL" on the XK79 wired controller is
equivalent to the function of ―ENTER/CANCEL‖ on the XK46 wired controller.
4.4 Engineering Application Functions Operated through the YV1L1
Remote Controller
The YV1L1 remote controller provides all engineering application functions. It is set to common type
by default upon factory departure. It can use engineering application functions only after being set to
professional type. The following only describes engineering application functions. For other user
operation functions, refer to the "Remote Controller Operating Instructions".
Method for setting the professional remote controller: Press "
MODE
" and "
TEMP
" simultaneously in
power-off status. If " " blinks for three times, it indicates that the setting succeeds.
Method for restoring the common remote controller: Press "
MODE
" and "
TEMP
" simultaneously in
power-off status. If " " blinks for three times, it indicates that the setting succeeds.