Failure Display - Gree GMV-S120WL/A-S Service Manual

Notes:
Under parameter setting status, ―heating water/air conditioner/floor heating‖ and ―timer‖
buttons are invalid. By pressing ―ON/OFF‖ button, users can return to the main interface but will
not turn on/off the unit.

Failure Display

When a fault occurs during operation of system, temperature area of wired controller will
display fault code. When multiple faults occur, the fault codes will be displayed circularly.
When a fault occurs, please turn off the unit and ask for professional maintenance personnel
for help.
The following figure shows that under power-on status of unit and one wired controller
controls multiple units, the fault interface of inconsistent quantity of hydro boxes.
GMV5 Home DC Inverter Multi VRF Units
mode from mode 1 to
mode 3
256