Forced Defrosting - Gree GMV-H224WL/A-X Manuel D'utilisateur

When applicable mode is selected, press SW7 to confirm. The related display is as below:
LED1
Function code
A6
A6
A6
A6
This setting will be memorized by master unit and 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 then no motion is taken to the master unit for 5min, unit will exit and resume displaying the
current status.
(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.)
Default setting is "nA" cooling and heating type.
Level B—IDU Mode Auto Control
When Level A is disabled or outdoor unit is set to be cooling and heating type, the operation
mode within one system depends on the master-salve setting of indoor units.

8.3 Forced Defrosting

This function can only be set when outdoor compressor is running.
Upon entering this function, main board of outdoor unit will display as below:
LED1
Function code
n3
Press SW7 to confirm. When system enters this function, main board of outdoor unit will
display as below:
LED1
Function code
n3
Then unit will be in compulsory defrosting mode. Once unit is under compulsory defrosting,
this mode can only be stopped when requirements for exit are met.
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/mode
On nC
On nH
On nA
On nF
Display Current progress/mode
On 00
Display Current progress/mode
On 00
DC Inverter Multi VRF System
LED2
Display
On
On
On
On
LED2
Display
Blink
LED2
Display
On
36
LED3
Current status Display
nC On
nH On
nA On
nF On
LED3
Current status Display
00 Blink
LED3
Current status Display
00 On