Table Of Status Codes - Gree GMV-S120WL/A-S Service Manual

U8 Indoor unit pipeline malfunction
U9 Outdoor unit pipeline malfunction
UC Master indoor unit is set.

4.5.4 Table of Status Codes

Display
code
Unit is ready for
A0
commissioning.
Compressor operating
A1
parameter query
After-sales refrigerant
A2
A3
A5
GMV5 Home DC Inverter Multi VRF Units
Description
recycling
Defrosting
Online test
frequency fan drive
Malfunction of lack of
C4
indoor unit
Indoor unit project
C5 number conflict
warning
Warning against
C6 inconsistency of
outdoor unit number
Display code
A8
AJ
AU Remote emergency shutdown
Ab
Ad
117
controllers
Communication
malfunction
CU between indoor
unit and the
receiver board
Cb distribution of
IP address
Description
Mode of vacuum pumping
Filter cleaning reminder
Emergency shutdown
Restricted operation
Overflow