GREE GMV5E DC INVERTER VRF UNITS SERVICE MANUAL
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⑦
n4 Highest capacity output limitation settings
Step 1: Confirm entering the n4 highest capacity output limitation settings. The master unit is
displayed as follows:
LED1
LED2
LED3
Function Code
Display Mode
Highest Output Capacity
Display Mode
Current Status
Display Mode
n4
On
10
Blinking
OC
Blinking
Step 2: Select a corresponding capacity limitation value by pressing "SW1 (UP)" or "SW2 (DOWN)".
LED1
LED2
LED3
Function Code
Display Mode Highest Output Capacity
Display Mode
Current Status
Display Mode
n4
On
10
Blinking
OC
Blinking
n4
On
09
Blinking
OC
Blinking
n4
On
08
Blinking
OC
Blinking
Step 3: Press "SW7" to confirm selecting the mode. The master module is displayed as follows:
LED1
LED2
LED3
Function Code
Display Mode Highest Output Capacity
Display Mode
Current Status
Display Mode
n4
On
10
On
OC
On
n4
On
09
On
OC
On
n4
On
08
On
OC
On
If no button operations are performed on the master unit for five minutes, the function setting
automatically quits and the unit restores the current status. (Press "SW6" in setting status to return to the
upper level; press "SW6" after settings are completed to restore the normal operating status of the unit.)
⑧
n5 Indoor unit project number offset settings
Step 1: Confirm entering the n5 IDU project number offset settings. The master unit is displayed as
follows:
LED1
LED2
LED3
Function Code
Display Mode
Current Progress/Mode
Display Mode
Current Status
Display Mode
n5
On
00
Blinking
00
Blinking
Step 2: Press "SW7" to send the project number offset command. The master module is displayed
as follows:
LED1
LED2
LED3
Function Code
Display Mode
Current Progress/Mode
Display Mode
Current Status
Display Mode
n5
On
00
On
OC
On
After 10 seconds, the system quits this mode and restores the normal operation mode.
Note: This function only needs to be set on the master system, which is the system with the
centralized control address SA2 DIP switch being "00000". For details, see the "Centralized Control
Address DIP Switch (SA2_Addr-CC)" section.
2.2.4 Function Query Operations
Step 1: Open the commissioning window of the master unit panel.
Step 2: Power on the entire unit.
Step 3: Press "SW4" on the master unit to enter the query status.
Step 4: Select a function to be queried by pressing "SW1 (UP)" or "SW2 (DOWN)" on the master
