When unit enters function setting, main board of outdoor unit will display as below:
LED1
Function code
A7
Press SW1 button (▲) and SW2 button (▼) to select the following silent modes.
LED1
Function code
A7
When applicable mode is selected, press SW7 to confirm. Main board of outdoor unit will
display as below:
LED1
Function code
A7
Notice: code 00 of LED2 refers to normal mode. Codes 01~09 refer to smart night silent
mode. Codes 10~12 refer to compulsory silent mode. When setting is finished, master unit will
memorize it so that it can't be cancelled even when power is on or off.
Then press SW6 on the master unit to return to the previous step. (If this button is pressed
when function is being set, system will return to the previous step. If SW6 is pressed when
setting is finished, system will resume displaying the current operation status.)
If then no motion is taken to the master unit for 5min, unit will exit and resume displaying
the current status.
8.2 Cool & Heat Function
This function can set operation modes and prevent mode collision that is caused by setting
different modes for different indoor units. It is especially suitable for hotels and other small
business areas. There are 3 levels for this setting:
Level A—Mode Lock Control
Upon entering this function setting, main board of outdoor unit will display as below:
LED1
Function code
A6
Copyright 2018. This translation is property of GREE PRODUCTS SL. All rights reserved. Total or partial reproduction without its express authorization is prohibited.
Display
Current progress
On
00
LED2
Silent mode
Display
00~12
Blink
LED2
Silent mode
Display
00~12
On
LED2
Current progress
Display
nC
DC Inverter Multi VRF System User Manual
LED2
Display
Blink
Current status
oC
Current status
oC
Current status
Blink
nC
38
LED3
Current status
Display
oC
Blink
LED3
Display
Blink
LED3
Display
On
LED3
Display
Blink