Gree GMV6 DC Inverter VRF Units Service Manual
59
③
The default status is 00.
④
The system cannot run continuously for more than 48 hours in module emergency operation
status. If it exceeds 48 hours, the entire system is stopped, and the indoor unit displays the
"Ad" limit operation code.
4.2.3.14 4J Emergency setting of components
Emergency setting of components
The emergency setting of components is used for the after-sales emergency setting when some
components of the unit work abnormal, to remove the fault protection of abnormal components in a short
time and ensure the emergency operation of the unit.
Setting operation:
Enter the function setting on the main control machine's main board, which is shown as follows:
LED1
LED2
LED3
Function code
Display status
Current process
Display status
Current status
Display status
4J
On
00
Blinks
OC
Blinks
Press SW1 to select the key above and SW2 to select the key below to select the corresponding
value of 00 or 01, in which 00 represents "emergency state of non-components" and 01 represents
"emergency state of components". The factory default is 00.
LED1
LED2
LED3
Function code
Display status
Current process
Display status
Current status
Display status
4J
On
00
Blinks
OC
Blinks
After selecting the corresponding value, press SW3 to confirm the key, and the main module will be
displayed as follows:
LED1
LED2
LED3
Function code
Display status
Current process
Display status
Current status
Display status
4J
On
00
On
OC
On
At this time, if there is no button operation on the main control machine for 5 minutes, it will exit
automatically and the unit will resume the current state display.
Notes:
①
Default is "00" state;
②
The emergency setting of components is effective in a single module system or a modular
system;
③
The system cannot run continuously for more than 168 hours under the emergency operation
state of components. If it runs for more than 168 hours, the whole machine will stop running;
④
At present, the emergency setting of components is only effective for temperature-sensing
package fault, overcurrent protection and startup failure.
4.2.3.15 1F SRL Low-Pressure Control
Setting steps:
Enter the function setting. The master unit displays as follows by default, and other basic modules
display normal working status:
Summary of Contents for GMV-1015WM/G-U
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